求助>Full GC (Allocation Failure)>
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6月前

Full GC (Allocation Failure)



系统qps不高为个位数,机器1天左右进行一次Fullgc
存在Evacuation Failure错误

[Evacuation Failure: 253.3 ms]
[Choose CSet: 0.0 ms]
[Ref Proc: 0.3 ms]
[Ref Enq: 0.0 ms]
[Redirty Cards: 0.1 ms]
[Humongous Register: 0.1 ms]
[Humongous Reclaim: 1.5 ms]
[Free CSet: 0.9 ms]
[Eden: 2210.0M(2456.0M)->0.0B(2456.0M) Survivors: 0.0B->0.0B Heap: 4092.1M(4096.0M)->235.0M(4096.0M)]
[Times: user=0.57 sys=0.00, real=0.31 secs]
2020-03-16T16:36:07.525+0800: 21372.612: [GC pause (G1 Evacuation Pause) (young), 0.0222889 secs]
[Parallel Time: 19.8 ms, GC Workers: 2]
[GC Worker Start (ms): Min: 21372612.6, Avg: 21372612.6, Max: 21372612.6, Diff: 0.0]
[Ext Root Scanning (ms): Min: 3.5, Avg: 3.6, Max: 3.6, Diff: 0.1, Sum: 7.1]
[Update RS (ms): Min: 8.6, Avg: 8.6, Max: 8.6, Diff: 0.0, Sum: 17.2]
[Processed Buffers: Min: 35, Avg: 36.5, Max: 38, Diff: 3, Sum: 73]
[Scan RS (ms): Min: 0.6, Avg: 0.6, Max: 0.6, Diff: 0.0, Sum: 1.3]
[Code Root Scanning (ms): Min: 0.1, Avg: 0.1, Max: 0.1, Diff: 0.0, Sum: 0.1]
[Object Copy (ms): Min: 6.8, Avg: 6.8, Max: 6.9, Diff: 0.1, Sum: 13.7]
[Termination (ms): Min: 0.0, Avg: 0.0, Max: 0.0, Diff: 0.0, Sum: 0.0]
[Termination Attempts: Min: 1, Avg: 1.0, Max: 1, Diff: 0, Sum: 2]
[GC Worker Other (ms): Min: 0.1, Avg: 0.1, Max: 0.1, Diff: 0.0, Sum: 0.2]
[GC Worker Total (ms): Min: 19.7, Avg: 19.7, Max: 19.8, Diff: 0.0, Sum: 39.5]
[GC Worker End (ms): Min: 21372632.3, Avg: 21372632.3, Max: 21372632.3, Diff: 0.0]

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abc1236月前

CommandLine flags: -XX:+ExplicitGCInvokesConcurrent -XX:GCLogFileSize=134217728 -XX:+HeapDumpAfterFullGC -XX:+HeapDumpBeforeFullGC -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/var/lib/jetty/logs/dump.hprof -XX:InitialHeapSize=4294967296 -XX:MaxDirectMemorySize=2147483648 -XX:MaxHeapSize=4294967296 -XX:NumberOfGCLogFiles=2 -XX:-OmitStackTraceInFastThrow -XX:+PrintCommandLineFlags -XX:+PrintGC -XX:+PrintGCDateStamps -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -XX:+UseCompressedClassPointers -XX:+UseCompressedOops -XX:+UseG1GC -XX:+UseGCLogFileRotation

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