RFR (S): 8234208: Logging reports zero total refined cards under "Before GC RS summary"

Thomas Schatzl thomas.schatzl at oracle.com
Fri Nov 15 09:01:47 UTC 2019


On 15.11.19 03:11, Man Cao wrote:
> Hi all,
> Can I have reviews for this fix for GC logging in G1RemSetSummary?
> Webrev: https://cr.openjdk.java.net/~manc/8234208/webrev.00/
> Bug: https://bugs.openjdk.java.net/browse/JDK-8234208
> This fix makes G1RemSetSummary independent of G1Policy, which in my opinion
> is cleaner than reordering the
> callsites of policy()->record_collection_pause_start() and
> rem_set()->print_periodic_summary_info(). The cost of summing up the total
> number of refined cards should be negligible.
> I also removed a null check for _rs_threads_vtimes, which is unnecessary
> after JDK-8183226.

   looks good, sans Kim's suggestion. I do not need a re-review either.


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