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    <div class="moz-cite-prefix"><font size="-1"><tt>can you dump the
          heap and examine it with eclipse mat or some similar tools?</tt></font><br>
      <pre class="moz-signature" cols="72">Thanks,
Jenny</pre>
      On 5/20/2015 3:12 PM, Joy Xiong wrote:<br>
    </div>
    <blockquote
cite="mid:1791195295.3883071.1432159928570.JavaMail.yahoo@mail.yahoo.com"
      type="cite">
      <div style="color:#000; background-color:#fff;
        font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial,
        Lucida Grande, sans-serif;font-size:16px">
        <div id="yui_3_16_0_1_1432159694898_7060"><span
            id="yui_3_16_0_1_1432159694898_7501">Thank you, Poonam.</span></div>
        <div id="yui_3_16_0_1_1432159694898_7060"><span><br>
          </span></div>
        <div id="yui_3_16_0_1_1432159694898_7060">Also is there a way to
          get more info on weak references, such as the reference name?
          Our application does not use weak references, so it's likely
          that the weak references come from the underneath library, and
          I'd like to know which library is using lots of weak
          references.</div>
        <div id="yui_3_16_0_1_1432159694898_7060"><br>
        </div>
        <div id="yui_3_16_0_1_1432159694898_7060">thanks,</div>
        <div id="yui_3_16_0_1_1432159694898_7060">-Joy</div>
        <br>
        <div class="qtdSeparateBR"><br>
          <br>
        </div>
        <div class="yahoo_quoted" style="display: block;">
          <div style="font-family: HelveticaNeue, Helvetica Neue,
            Helvetica, Arial, Lucida Grande, sans-serif; font-size:
            16px;">
            <div style="font-family: HelveticaNeue, Helvetica Neue,
              Helvetica, Arial, Lucida Grande, sans-serif; font-size:
              16px;">
              <div dir="ltr"> <font face="Arial" size="2"> On
                  Wednesday, May 20, 2015 2:26 PM, Poonam Bajaj Parhar
                  <a class="moz-txt-link-rfc2396E" href="mailto:poonam.bajaj@oracle.com"><poonam.bajaj@oracle.com></a> wrote:<br>
                </font> </div>
              <br>
              <br>
              <div class="y_msg_container">
                <div id="yiv9349435114">
                  <div> Hello Joy,<br clear="none">
                    <br clear="none">
                    8u40 is the latest update release that contains new
                    enhancements and bug fixes, and 8u45 is the latest
                    security release that includes security fixes on top
                    of 8u40.<br clear="none">
                    <br clear="none">
                    So, for your test run I think you can try with 8u40.<br
                      clear="none">
                    <br clear="none">
                    regards,<br clear="none">
                    Poonam<br clear="none">
                    <br clear="none">
                    <div class="yiv9349435114yqt4978406079"
                      id="yiv9349435114yqt28899">
                      <div class="yiv9349435114moz-cite-prefix">On
                        5/20/2015 1:17 PM, Joy Xiong wrote:<br
                          clear="none">
                      </div>
                      <blockquote type="cite">
                        <div
                          style="color:#000;background-color:#fff;font-family:HelveticaNeue,
                          Helvetica Neue, Helvetica, Arial, Lucida
                          Grande, sans-serif;font-size:16px;">
                          <div
                            id="yiv9349435114yui_3_16_0_1_1432138512723_45814"><span></span></div>
                          <div
                            id="yiv9349435114yui_3_16_0_1_1432138512723_45813"><span>Yu
                              and Poonam,</span></div>
                          <div
                            id="yiv9349435114yui_3_16_0_1_1432138512723_45813"><span><br
                                clear="none">
                            </span></div>
                          <div
                            id="yiv9349435114yui_3_16_0_1_1432138512723_45813">Thank
                            you for your quick response. </div>
                          <div
                            id="yiv9349435114yui_3_16_0_1_1432138512723_45813">In
                            terms of JDK version, we have 8u40
                            available, so want to check with you how
                            8u40 differs from 8u45.</div>
                          <div
                            id="yiv9349435114yui_3_16_0_1_1432138512723_45813"><br
                              clear="none">
                          </div>
                          <div
                            id="yiv9349435114yui_3_16_0_1_1432138512723_45813">thanks,</div>
                          <div
                            id="yiv9349435114yui_3_16_0_1_1432138512723_45813">-Joy</div>
                          <br clear="none">
                          <div class="yiv9349435114qtdSeparateBR"><br
                              clear="none">
                            <br clear="none">
                          </div>
                          <div class="yiv9349435114yahoo_quoted"
                            style="display: block;">
                            <div style="font-family:HelveticaNeue,
                              Helvetica Neue, Helvetica, Arial, Lucida
                              Grande, sans-serif;font-size:16px;">
                              <div style="font-family:HelveticaNeue,
                                Helvetica Neue, Helvetica, Arial, Lucida
                                Grande, sans-serif;font-size:16px;">
                                <div dir="ltr"> <font face="Arial"
                                    size="2"> On Wednesday, May 20, 2015
                                    11:18 AM, Poonam Bajaj Parhar <a
                                      moz-do-not-send="true"
                                      rel="nofollow" shape="rect"
                                      class="yiv9349435114moz-txt-link-rfc2396E"
ymailto="mailto:poonam.bajaj@oracle.com" target="_blank"
                                      href="mailto:poonam.bajaj@oracle.com"><poonam.bajaj@oracle.com></a>
                                    wrote:<br clear="none">
                                  </font> </div>
                                <br clear="none">
                                <br clear="none">
                                <div
                                  class="yiv9349435114y_msg_container">
                                  <div id="yiv9349435114">
                                    <div> Hello Joy,<br clear="none">
                                      <br clear="none">
                                      Could you try running with the
                                      latest JDK8 update release (8u45).
                                      Looks like you are trying out G1
                                      with 8u5. There have been many
                                      improvements/fixes in G1GC since
                                      8u5. Please test with the latest
                                      8u and let us know the results.<br
                                        clear="none">
                                      <br clear="none">
                                      Thanks,<br clear="none">
                                      Poonam<br clear="none">
                                      <br clear="none">
                                      <div
                                        class="yiv9349435114yqt5379731451"
                                        id="yiv9349435114yqt20811">
                                        <div
                                          class="yiv9349435114moz-cite-prefix">On

                                          5/20/2015 10:35 AM, Joy Xiong
                                          wrote:<br clear="none">
                                        </div>
                                        <blockquote type="cite">
                                          <div
                                            style="color:#000;background-color:#fff;font-family:HelveticaNeue,
                                            Helvetica Neue, Helvetica,
                                            Arial, Lucida Grande,
                                            sans-serif;font-size:16px;">
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style=""><b><br
                                                  clear="none">
                                              </b></div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style=""><span
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6573">Hi

                                                All,</span></div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style=""><span><br
                                                  clear="none">
                                              </span></div>
                                            <div class="yiv9349435114"
                                              dir="ltr"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style="">I recently moved
                                              our application from CMS
                                              to G1 due to heap
                                              fragmentation. Here are
                                              the JVM tunable used for
                                              the application:</div>
                                            <div class="yiv9349435114"
                                              dir="ltr"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style="">-XX:MaxGCPauseMillis=40

                                              -XX:+ParallelRefProcEnabled

                                              -XX:G1HeapRegionSize=8M
                                              -XX:ParallelGCThreads=22
                                              -server -Xms5g -Xmx5g
                                              -XX:MetaspaceSize=256m
                                              -XX:MaxMetaspaceSize=256m
                                              -XX:+UseG1GC <br
                                                clear="none">
                                            </div>
                                            <div class="yiv9349435114"
                                              dir="ltr"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style="">/export/apps/jdk/JDK-1_8_0_5/bin/java<br
                                                clear="none">
                                            </div>
                                            <div class="yiv9349435114"
                                              dir="ltr"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style=""><br clear="none">
                                            </div>
                                            <div class="yiv9349435114"
                                              dir="ltr"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style="">With G1, I
                                              observe long time
                                              processing references. The
                                              long reference processing
                                              time has two types: </div>
                                            <div class="yiv9349435114"
                                              dir="ltr"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style="">1) Occur in Young
                                              GC phase. The processing
                                              time does not make sense
                                              to me, as the majority
                                              time is spent on
                                              processing soft reference,
                                              whose number is 0. Is
                                              there some hidden time
                                              contributing to processing
                                              soft references?</div>
                                            <div class="yiv9349435114"
                                              dir="ltr"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style="">2) Occur in the
                                              remark phase during the
                                              concurrent phase. Our
                                              application has a large
                                              number of weak references,
                                              but I don't quite
                                              understand why the
                                              processing time is much
                                              larger with G1 than with
                                              CMS.</div>
                                            <div class="yiv9349435114"
                                              dir="ltr"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style=""><br clear="none">
                                            </div>
                                            <div class="yiv9349435114"
                                              dir="ltr"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style="">Detailed log
                                              record is shown as below:</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style=""><b
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6569">1.

                                                Processing soft
                                                reference takes long
                                                time</b>. However, we
                                              only have 0 soft reference</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style="">2015-05-15T19:39:57.849+0000:

                                              30271.428: [GC pause (G1
                                              Evacuation Pause) (young)</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style="">Desired survivor
                                              size 201326592 bytes, new
                                              threshold 15 (max 15)</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style="">- age   1:  
                                               6197672 bytes,    6197672
                                              total</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style="">- age   2:    
                                              553864 bytes,    6751536
                                              total</div>
                                            <div class="yiv9349435114"
                                              dir="ltr"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6498"
                                              style="">
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6581"
                                                style="">- age   3:    
                                                321216 bytes,    7072752
                                                total</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6568"
                                                style="">- age   4:    
                                                563120 bytes,    7635872
                                                total</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6580"
                                                style="">- age   5:    
                                                261920 bytes,    7897792
                                                total</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6605"
                                                style="">- age   6:    
                                                265768 bytes,    8163560
                                                total</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6567"
                                                style="">- age   7:    
                                                319856 bytes,    8483416
                                                total</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6566"
                                                style="">- age   8:    
                                                132328 bytes,    8615744
                                                total</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6574"
                                                style="">- age   9:    
                                                153768 bytes,    8769512
                                                total</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6547"
                                                style="">- age  10:    
                                                194256 bytes,    8963768
                                                total</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6575"
                                                style="">- age  11:    
                                                 64600 bytes,    9028368
                                                total</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6546"
                                                style="">- age  12:    
                                                160208 bytes,    9188576
                                                total</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6579"
                                                style="">- age  13:    
                                                 69376 bytes,    9257952
                                                total</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6562"
                                                style="">- age  14:    
                                                151832 bytes,    9409784
                                                total</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6561"
                                                style="">- age  15:    
                                                186920 bytes,    9596704
                                                total</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6560"
                                                style=""> 30271.429:
                                                [G1Ergonomics (CSet
                                                Construction) start
                                                choosing CSet,
                                                _pending_cards: 13708,
                                                predicted base time:
                                                22.33 ms, remaining
                                                time: 17.67 ms, target
                                                pause time: 40.00 ms]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6559"
                                                style=""> 30271.429:
                                                [G1Ergonomics (CSet
                                                Construction) add young
                                                regions to CSet, eden:
                                                380 regions, survivors:
                                                2 regions, predicted
                                                young region time: 5.51
                                                ms]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6558"
                                                style=""> 30271.429:
                                                [G1Ergonomics (CSet
                                                Construction) finish
                                                choosing CSet, eden: 380
                                                regions, survivors: 2
                                                regions, old: 0 regions,
                                                predicted pause time:
                                                27.83 ms, target pause
                                                time: 40.00 ms]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6517"
                                                style="">30271.445: [<b>SoftReference,
                                                  0 refs, 0.9021283 secs</b>]30272.347:

                                                [WeakReference, 5 refs,
                                                0.0031983
                                                secs]30272.350:
                                                [FinalReference, 2 refs,
                                                0.0019730
                                                secs]30272.352:
                                                [PhantomReference, 102
                                                refs, 0.0019032
                                                secs]30272.354: [JNI
                                                Weak Reference,
                                                0.0000124 secs],
                                                0.9305765 secs]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                style="">
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">   [Parallel
                                                  Time: 14.4 ms, GC
                                                  Workers: 22]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">      [GC
                                                  Worker Start (ms):
                                                  Min: 30271429.4, Avg:
                                                  30271429.7, Max:
                                                  30271429.9, Diff: 0.5]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">      [Ext
                                                  Root Scanning (ms):
                                                  Min: 4.3, Avg: 5.5,
                                                  Max: 10.8, Diff: 6.4,
                                                  Sum: 120.1]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">      [Update
                                                  RS (ms): Min: 0.0,
                                                  Avg: 3.7, Max: 8.7,
                                                  Diff: 8.7, Sum: 80.8]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">       
                                                   [Processed Buffers:
                                                  Min: 0, Avg: 53.7,
                                                  Max: 109, Diff: 109,
                                                  Sum: 1181]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">      [Scan
                                                  RS (ms): Min: 0.0,
                                                  Avg: 1.6, Max: 4.9,
                                                  Diff: 4.9, Sum: 35.0]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">      [Code
                                                  Root Scanning (ms):
                                                  Min: 0.0, Avg: 0.0,
                                                  Max: 0.0, Diff: 0.0,
                                                  Sum: 0.1]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">      [Object
                                                  Copy (ms): Min: 0.1,
                                                  Avg: 2.5, Max: 3.1,
                                                  Diff: 3.1, Sum: 55.3]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">     
                                                  [Termination (ms):
                                                  Min: 0.0, Avg: 0.3,
                                                  Max: 0.4, Diff: 0.4,
                                                  Sum: 7.3]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">      [GC
                                                  Worker Other (ms):
                                                  Min: 0.0, Avg: 0.1,
                                                  Max: 0.3, Diff: 0.2,
                                                  Sum: 2.0]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">      [GC
                                                  Worker Total (ms):
                                                  Min: 13.4, Avg: 13.7,
                                                  Max: 14.0, Diff: 0.6,
                                                  Sum: 300.7]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">      [GC
                                                  Worker End (ms): Min:
                                                  30271443.3, Avg:
                                                  30271443.3, Max:
                                                  30271443.5, Diff: 0.2]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">   [Code Root
                                                  Fixup: 0.2 ms]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">   [Code Root
                                                  Migration: 0.1 ms]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">   [Clear CT:
                                                  1.0 ms]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">   [Other:
                                                  914.8 ms]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">      [Choose
                                                  CSet: 0.0 ms]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">      [Ref
                                                  Proc: 910.3 ms]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">      [Ref
                                                  Enq: 0.5 ms]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">      [Free
                                                  CSet: 1.7 ms]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style="">   [Eden:
                                                  3040.0M(3040.0M)->0.0B(240.0M)
                                                  Survivors:
                                                  16.0M->16.0M Heap:
4588.4M(5120.0M)->1551.4M(5120.0M)]</div>
                                                <div
                                                  class="yiv9349435114"
                                                  dir="ltr"
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                  style=""> [Times:
                                                  user=0.29 sys=0.00,
                                                  real=0.93 secs]</div>
                                              </div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6497"
                                                style=""><br
                                                  class="yiv9349435114"
                                                  style="" clear="none">
                                              </div>
                                            </div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style=""><b
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6392">2.

                                                Processing weak
                                                reference takes long
                                                time</b></div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6373"
                                              style="">93967.047:
                                              [SoftReference, 0 refs,
                                              0.0032025 secs]93967.051:
                                              [WeakReference, 1 refs,
                                              0.0012743 secs]93967.052:
                                              [FinalReference, 2 refs,
                                              0.0010594 secs]93967.053:
                                              [PhantomReference, 97
                                              refs, 0.0009133
                                              secs]93967.054: [JNI Weak
                                              Reference, 0.0000160
                                              secs], 0.0455414 secs]</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6375"
                                              style="">   [Parallel
                                              Time: 33.1 ms, GC Workers:
                                              22]</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6372"
                                              style="">      [GC Worker
                                              Start (ms): Min:
                                              93967012.9, Avg:
                                              93967013.3, Max:
                                              93967013.6, Diff: 0.7]</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6371"
                                              style="">      [Ext Root
                                              Scanning (ms): Min: 4.7,
                                              Avg: 5.6, Max: 15.1, Diff:
                                              10.4, Sum: 122.9]</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6285"
                                              style="">      [Code Root
                                              Marking (ms): Min: 0.0,
                                              Avg: 1.1, Max: 9.2, Diff:
                                              9.2, Sum: 25.2]</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6286"
                                              style="">      [Update RS
                                              (ms): Min: 0.0, Avg: 3.1,
                                              Max: 4.2, Diff: 4.2, Sum:
                                              67.3]</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6287"
                                              style="">       
                                               [Processed Buffers: Min:
                                              0, Avg: 53.3, Max: 125,
                                              Diff: 125, Sum: 1173]</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6288"
                                              style="">      [Scan RS
                                              (ms): Min: 0.0, Avg: 1.1,
                                              Max: 1.5, Diff: 1.4, Sum:
                                              24.6]</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6289"
                                              style="">      [Code Root
                                              Scanning (ms): Min: 0.0,
                                              Avg: 0.0, Max: 0.0, Diff:
                                              0.0, Sum: 0.1]</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6290"
                                              style="">      [Object
                                              Copy (ms): Min: 16.8, Avg:
                                              21.0, Max: 21.8, Diff:
                                              5.0, Sum: 463.0]</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6291"
                                              style="">     
                                              [Termination (ms): Min:
                                              0.0, Avg: 0.1, Max: 0.1,
                                              Diff: 0.1, Sum: 1.4]</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6292"
                                              style="">      [GC Worker
                                              Other (ms): Min: 0.0, Avg:
                                              0.2, Max: 0.6, Diff: 0.5,
                                              Sum: 4.9]</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6317"
                                              style="">      [GC Worker
                                              Total (ms): Min: 31.8,
                                              Avg: 32.2, Max: 32.7,
                                              Diff: 0.9, Sum: 709.3]</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6293"
                                              style="">      [GC Worker
                                              End (ms): Min: 93967045.3,
                                              Avg: 93967045.5, Max:
                                              93967045.8, Diff: 0.5]</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6381"
                                              style="">   [Code Root
                                              Fixup: 0.2 ms]</div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6294"
                                              style="">   [Code Root
                                              Migration: 0.1 ms]</div>
                                            <div class="yiv9349435114"
                                              dir="ltr"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                              style="">
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                                style="">   [Clear CT:
                                                0.5 ms]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                                style="">   [Other: 11.7
                                                ms]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                                style="">      [Choose
                                                CSet: 0.0 ms]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                                style="">      [Ref
                                                Proc: 7.8 ms]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                                style="">      [Ref Enq:
                                                0.5 ms]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                                style="">      [Free
                                                CSet: 0.8 ms]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                                style="">   [Eden:
                                                1696.0M(1696.0M)->0.0B(1544.0M)
                                                Survivors:
                                                32.0M->32.0M Heap:
                                                4021.0M(5120.0M)->2321.6M(5120.0M)]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                                style=""> [Times:
                                                user=0.66 sys=0.00,
                                                real=0.04 secs]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                                style="">2015-05-16T13:21:33.478+0000:

                                                93967.057: [GC
                                                concurrent-root-region-scan-start]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                                style="">2015-05-16T13:21:33.479+0000:

                                                93967.058: Total time
                                                for which application
                                                threads were stopped:
                                                0.0652331 seconds</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                                style="">2015-05-16T13:21:33.487+0000:

                                                93967.066: [GC
                                                concurrent-root-region-scan-end,
                                                0.0082516 secs]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                                style="">2015-05-16T13:21:33.487+0000:

                                                93967.066: [GC
                                                concurrent-mark-start]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                                style="">2015-05-16T13:21:33.888+0000:

                                                93967.467: [GC
                                                concurrent-mark-end,
                                                0.4016735 secs]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                                style="">2015-05-16T13:21:33.905+0000:

                                                93967.484: [GC remark
                                                93967.486: [GC
                                                ref-proc93967.486:
                                                [SoftReference, 725
                                                refs, 0.0043522
                                                secs]93967.490: [<b
                                                  id="yiv9349435114yui_3_16_0_1_1432138512723_6370">WeakReference,


                                                  1430199 refs,
                                                  0.7913479 secs</b>]93968.281:


                                                [FinalReference, 367
                                                refs, 0.0036350
                                                secs]93968.285:
                                                [PhantomReference, 221
                                                refs, 0.0031875
                                                secs]93968.288: [JNI
                                                Weak Reference,
                                                0.0001281 secs],
                                                1.0652076 secs],
                                                1.0832167 secs]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6295"
                                                style=""> [Times:
                                                user=15.10 sys=0.19,
                                                real=1.08 secs]</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6353"
                                                style=""><br
                                                  class="yiv9349435114"
                                                  style="" clear="none">
                                              </div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6984"
                                                style="">Appreciate your
                                                help,</div>
                                              <div class="yiv9349435114"
                                                dir="ltr"
                                                id="yiv9349435114yui_3_16_0_1_1432138512723_6984"
                                                style="">-Joy</div>
                                            </div>
                                            <div class="yiv9349435114"
                                              id="yiv9349435114yui_3_16_0_1_1432138512723_6316"
                                              style=""><br
                                                class="yiv9349435114"
                                                style="" clear="none">
                                            </div>
                                          </div>
                                          <br clear="none">
                                          <fieldset
                                            class="yiv9349435114mimeAttachmentHeader"></fieldset>
                                          <br clear="none">
                                          <pre>_______________________________________________
hotspot-gc-use mailing list
<a moz-do-not-send="true" rel="nofollow" shape="rect" class="yiv9349435114moz-txt-link-abbreviated" ymailto="mailto:hotspot-gc-use@openjdk.java.net" target="_blank" href="mailto:hotspot-gc-use@openjdk.java.net">hotspot-gc-use@openjdk.java.net</a>
<a moz-do-not-send="true" rel="nofollow" shape="rect" class="yiv9349435114moz-txt-link-freetext" target="_blank" href="http://mail.openjdk.java.net/mailman/listinfo/hotspot-gc-use">http://mail.openjdk.java.net/mailman/listinfo/hotspot-gc-use</a>
</pre>
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hotspot-gc-use mailing list
<a class="moz-txt-link-abbreviated" href="mailto:hotspot-gc-use@openjdk.java.net">hotspot-gc-use@openjdk.java.net</a>
<a class="moz-txt-link-freetext" href="http://mail.openjdk.java.net/mailman/listinfo/hotspot-gc-use">http://mail.openjdk.java.net/mailman/listinfo/hotspot-gc-use</a>
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