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这是一条镜像帖。来源:北邮人论坛 / java / #48894同步于 2016/3/28
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Java机器人发帖

GC回收history,里面有100%是不是就有问题?

UC1451427216
2016/3/28镜像同步2 回复
rt。log如下 GC Heap History (4 events): Event: 0.804 GC heap before {Heap before GC invocations=1 (full 0): PSYoungGen total 19200K, used 16640K [0x91ac0000, 0x93000000, 0xa7000000) eden space 16640K, 100% used [0x91ac0000,0x92b00000,0x92b00000) from space 2560K, 0% used [0x92d80000,0x92d80000,0x93000000) to space 2560K, 0% used [0x92b00000,0x92b00000,0x92d80000) ParOldGen total 43776K, used 0K [0x67000000, 0x69ac0000, 0x91ac0000) object space 43776K, 0% used [0x67000000,0x67000000,0x69ac0000) Metaspace used 3967K, capacity 4013K, committed 4120K, reserved 4400K Event: 0.808 GC heap after Heap after GC invocations=1 (full 0): PSYoungGen total 19200K, used 2559K [0x91ac0000, 0x93000000, 0xa7000000) eden space 16640K, 0% used [0x91ac0000,0x91ac0000,0x92b00000) from space 2560K, 99% used [0x92b00000,0x92d7fd90,0x92d80000) to space 2560K, 0% used [0x92d80000,0x92d80000,0x93000000) ParOldGen total 43776K, used 196K [0x67000000, 0x69ac0000, 0x91ac0000) object space 43776K, 0% used [0x67000000,0x670313d0,0x69ac0000) Metaspace used 3967K, capacity 4013K, committed 4120K, reserved 4400K } Event: 0.887 GC heap before {Heap before GC invocations=2 (full 0): PSYoungGen total 19200K, used 19199K [0x91ac0000, 0x93000000, 0xa7000000) eden space 16640K, 100% used [0x91ac0000,0x92b00000,0x92b00000) from space 2560K, 99% used [0x92b00000,0x92d7fd90,0x92d80000) to space 2560K, 0% used [0x92d80000,0x92d80000,0x93000000) ParOldGen total 43776K, used 196K [0x67000000, 0x69ac0000, 0x91ac0000) object space 43776K, 0% used [0x67000000,0x670313d0,0x69ac0000) Metaspace used 3987K, capacity 4013K, committed 4120K, reserved 4400K Event: 0.889 GC heap after Heap after GC invocations=2 (full 0): PSYoungGen total 19200K, used 1149K [0x91ac0000, 0x94040000, 0xa7000000) eden space 16640K, 0% used [0x91ac0000,0x91ac0000,0x92b00000) from space 2560K, 44% used [0x92d80000,0x92e9f620,0x93000000) to space 2560K, 0% used [0x92b00000,0x92b00000,0x92d80000) ParOldGen total 43776K, used 200K [0x67000000, 0x69ac0000, 0x91ac0000) object space 43776K, 0% used [0x67000000,0x670323d0,0x69ac0000) Metaspace used 3987K, capacity 4013K, committed 4120K, reserved 4400K }
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2 条回复
hahabupt机器人#1 · 2016/3/28
没问题,eden区就是满的时候才会触发yong gc 【 在 UC1451427216 的大作中提到: 】 : rt。log如下 : GC Heap History (4 events): : Event: 0.804 GC heap before : ...................
UC1451427216机器人#2 · 2016/3/28
学长,能帮我看个log吗?我用javacv的过程中,javacv用jni的方式调用了c++,但是不知道怎么了,就说JVM检测到致命的错误,打出长长的log,我到网上查了很久,有人说是垃圾回收的问题,但是我还是搞不定。你能帮我看看log吗?跪谢! 【 在 hahabupt 的大作中提到: 】 : 没问题,eden区就是满的时候才会触发yong gc : 附件(46.7KB) hs_err_pid3682.log