【详述】
每2~3秒就报一次GC (Allocation Failure):
2022-07-01T09:44:04.860+0800: 64185.135: [GC (Allocation Failure) 2022-07-01T09:44:04.860+0800: 64185.135: [ParNew: 549826K->305K(618048K), 0.0067484 secs] 754309K->204791K(1991616K), 0.0069203 secs] [Times: user=0.11 sys=0.01, real=0.00 secs]
2022-07-01T09:44:07.418+0800: 64187.694: [GC (Allocation Failure) 2022-07-01T09:44:07.418+0800: 64187.694: [ParNew: 549681K->155K(618048K), 0.0063818 secs] 754167K->204641K(1991616K), 0.0065560 secs] [Times: user=0.09 sys=0.00, real=0.00 secs]
2022-07-01T09:44:09.984+0800: 64190.260: [GC (Allocation Failure) 2022-07-01T09:44:09.984+0800: 64190.260: [ParNew: 549531K->171K(618048K), 0.0070545 secs] 754017K->204659K(1991616K), 0.0072065 secs] [Times: user=0.12 sys=0.00, real=0.01 secs]
2022-07-01T09:44:12.546+0800: 64192.822: [GC (Allocation Failure) 2022-07-01T09:44:12.547+0800: 64192.822: [ParNew: 549547K->164K(618048K), 0.0074844 secs] 754035K->204652K(1991616K), 0.0076735 secs] [Times: user=0.09 sys=0.00, real=0.01 secs]
2022-07-01T09:44:15.113+0800: 64195.389: [GC (Allocation Failure) 2022-07-01T09:44:15.113+0800: 64195.389: [ParNew: 549540K->140K(618048K), 0.0063394 secs] 754028K->204631K(1991616K), 0.0065212 secs] [Times: user=0.12 sys=0.00, real=0.01 secs]
2022-07-01T09:44:17.676+0800: 64197.952: [GC (Allocation Failure) 2022-07-01T09:44:17.676+0800: 64197.952: [ParNew: 549516K->139K(618048K), 0.0073254 secs] 754007K->204630K(1991616K), 0.0074881 secs] [Times: user=0.12 sys=0.01, real=0.01 secs]
【背景】做过哪些操作?
将fe.conf中的JAVA_OPTS调整为16G:
JAVA_OPTS="-Dlog4j2.formatMsgNoLookups=true -Xmx16384m -XX:+UseMembar -XX:SurvivorRatio=8 -XX:MaxTenuringThreshold=7 -XX:+PrintGCDateStamps -XX:+PrintGCDetails -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:+CMSClassUnloadingEnabled -XX:-CMSParallelRemarkEnabled -XX:CMSInitiatingOccupancyFraction=80 -XX:SoftRefLRUPolicyMSPerMB=0 -Xloggc:$STARROCKS_HOME/log/fe.gc.log.$DATE"
【业务影响】
【StarRocks版本】
2.2.2、2.0GA
【集群规模】
3fe(3 follower)+3be(fe与be混部)
【附件】
fe.gc.log.20220630-155419 (3.6 MB)