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Bug
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Resolution: Fixed
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P2
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8u40, 9
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b37
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generic
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generic
Issue | Fix Version | Assignee | Priority | Status | Resolution | Resolved In Build |
---|---|---|---|---|---|---|
JDK-8083417 | emb-9 | Marcus Larsson | P2 | Resolved | Fixed | b37 |
JDK-8063347 | 8u45 | Marcus Larsson | P2 | Resolved | Fixed | b01 |
JDK-8060131 | 8u40 | Unassigned | P2 | Closed | Fixed | b11 |
JDK-8071083 | emb-8u47 | Marcus Larsson | P2 | Resolved | Fixed | team |
previously when G1ConcRefinementThreads was zero, ConcurrentG1Refine::thread_num returned max(ParallelGCThreads, 1).
So when both ParallelGCThreads and G1ConcRefinementThreads were zeros, at least one conc refinement thread was used.
After
Since
Following test fails for the case when both ParallelGCThreads & G1ConcRefinementThreads were set to zero, because G1RemSetSummary::print_on don't print RS threads time due to absence of such threads:
gc/g1/TestSummarizeRSetStatsThreads.java
- backported by
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JDK-8063347 After JDK-8047976 gc/g1/TestSummarizeRSetStatsThreads fails
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- Resolved
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JDK-8071083 After JDK-8047976 gc/g1/TestSummarizeRSetStatsThreads fails
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- Resolved
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JDK-8083417 After JDK-8047976 gc/g1/TestSummarizeRSetStatsThreads fails
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- Resolved
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JDK-8060131 After JDK-8047976 gc/g1/TestSummarizeRSetStatsThreads fails
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- Closed
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- relates to
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JDK-8059527 Disallow ParallelGCThreads=0 for G1
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- Resolved
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JDK-8047976 Ergonomics for GC thread counts should update the flags
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- Resolved
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(1 relates to)