is there anybody can help me? 2016-08-23 8:49 GMT+08:00 黄川 <buptst...@gmail.com>:
> Hi, I am using kafka_2.11-0.9.0.1, there are multiple of warnings occur > in kafkaServer.out: > java.lang.OutOfMemoryError: Java heap space. > > > - the jstat output like this: > > # jstat -gc 28591 > S0C S1C S0U S1U EC EU OC OU MC > MU CCSC CCSU YGC YGCT FGC FGCT GCT > 0.0 0.0 0.0 0.0 18432.0 9216.0 1030144.0 1029128.8 > 26240.0 25918.9 3456.0 3398.8 34673 1104.062 10772 37219.665 38323.727 > > > - kafkaServer-gc.log: > > 2016-08-19T08:40:59.352+0800: 84889.380: [Full GC (Allocation Failure) > 1017M->1017M(1024M), 3.3727202 secs] > [Eden: 0.0B(51.0M)->0.0B(51.0M) Survivors: 0.0B->0.0B Heap: > 1017.7M(1024.0M)->1017.7M(1024.0M)], [Metaspace: 26056K->26056K(1073152K)] > > it seems that full gc can not recycle any memory any more.My gc settings > is as follows: > -Xmx1G > -Xms1G > -XX:+UseG1GC > -XX:MaxGCPauseMillis=20 > -XX:InitiatingHeapOccupancyPercent=35 > -XX:+DisableExplicitGC > -Djava.awt.headless=true > -Xloggc:/var/log/kafka/kafkaServer-gc.log > -verbose:gc > -XX:+PrintGCDetails > -XX:+PrintGCDateStamps > -XX:+PrintGCTimeStamps > -Dcom.sun.management.jmxremote > -Dcom.sun.management.jmxremote.authenticate=false > -Dcom.sun.management.jmxremote.ssl=false > -Dkafka.logs.dir=/var/log/kafka > -Dlog4j.configuration=file:/usr/lib/kafka/bin/../config/log4j.properties >
