RFR (XS): JDK-8014430: JRE crashes instead of stop compilation on full Code Cache. Internal Error (c1_Compiler.cpp:87)
vladimir.kozlov at oracle.com
Thu May 16 08:57:18 PDT 2013
Thank you, Albert
Yes, the behavior should be the same.
On 5/16/13 7:09 AM, Albert Noll wrote:
> Vladimir, Christian, thanks for your feedback.
> When -Xcomp or -server is used, hotspot starts up
> and prints the following warning:
> Java HotSpot(TM) Server VM warning: CodeCache is full. Compiler has been disabled.
> Java HotSpot(TM) Server VM warning: Try increasing the code cache size using -XX:ReservedCodeCacheSize=
> CodeCache: size=1024Kb used=488Kb max_used=504Kb free=535Kb
> bounds [0xf5fb4000, 0xf60b1000, 0xf60b4000]
> total_blobs=271 nmethods=154 adapters=64
> compilation: disabled (not enough contiguous free space left)
> I suppose that is the behavior that we should also get when starting Hotspot
> with -client. Sorry, I did not consider that.
> On 15.05.2013 18:10, Vladimir Kozlov wrote:
>> There is an other duplicated bug assigned to Roland (serach jbs). We should wait for him to comment on this.
>> I think, we should not exit VM but only disable C1 compilation as we do with C2.
>> Albert, could you verify C2 (sever vm) behavior in such situation?
>> Also what happens when -Xcomp is used?
>> On 5/15/13 2:49 AM, Albert Noll wrote:
>>> thank you for reviewing!
>>> jbs: https://jbs.oracle.com/bugs/browse/JDK-8014430
>>> webrev: http://cr.openjdk.java.net/~anoll/8014430/webrev.00/ <http://cr.openjdk.java.net/%7Eanoll/8014430/webrev.00/>
>>> Problem: VM failed with the following error message when the specified code cache
>>> specified by -XX:ReservedCodeCacheSize=... is too small to startup the VM.
>>> # A fatal error has been detected by the Java Runtime Environment:
>>> # Internal Error (c1_Compiler.cpp:87), pid=25077, tid=3856251760
>>> # guarantee(blob != NULL) failed: must create initial code buffer
>>> # JRE version: Java(TM) SE Runtime Environment (8.0-b89) (build 1.8.0-ea-b89)
>>> # Java VM: Java HotSpot(TM) Client VM (25.0-b31 mixed mode linux-x86 )
>>> # Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before
>>> starting Java again
>>> # If you would like to submit a bug report, please visit:
>>> Solution: replace guarantee() with vm_exit_out_of_memory() to provide a
>>> graceful shutdown of the VM if the specified size for the code cache is too small
>>> to startup the VM. The error message is now as follows:
>>> anoll at anoll-ThinkPad-T430:/export/anoll/test$ /export/anoll/jdk_export-32bit/jdk1.8.0/bin/java -client
>>> -XX:InitialCodeCacheSize=500k -XX:ReservedCodeCacheSize=1m MultipleClassLoaderCCFiller
>>> # There is insufficient memory for the Java Runtime Environment to continue.
>>> # Native memory allocation (malloc) failed to allocate 288358 bytes for Compiler1 temporary CodeBuffer.
>>> # Try to increase -XX:ReservedCodeCacheSize=.
>>> # An error report file with more information is saved as:
>>> # /export/anoll/test/hs_err_pid22080.log
>>> # Compiler replay data is saved as:
>>> # /export/anoll/test/replay_pid22080.log
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