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print the memory pools on GC logging

This commit is contained in:
Shay Banon 2012-06-27 12:05:53 +02:00
parent acc9783386
commit d2bf87c89c
1 changed files with 22 additions and 6 deletions
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28
src/main/java/org/elasticsearch/monitor/jvm/JvmMonitorService.java
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@ -206,19 +206,35 @@ public class JvmMonitorService extends AbstractLifecycleComponent<JvmMonitorServ
long avgCollectionTime = collectionTime / collections; long avgCollectionTime = collectionTime / collections;
if (avgCollectionTime > gcThreshold.warnThreshold) { if (avgCollectionTime > gcThreshold.warnThreshold) {
logger.warn("[gc][{}][{}][{}] duration [{}], collections [{}]/[{}], total [{}]/[{}], memory [{}]->[{}]/[{}]", logger.warn("[gc][{}][{}][{}] duration [{}], collections [{}]/[{}], total [{}]/[{}], memory [{}]->[{}]/[{}], all_pools {}",
gc.name(), seq, gc.collectionCount(), TimeValue.timeValueMillis(collectionTime), collections, TimeValue.timeValueMillis(currentJvmStats.timestamp() - lastJvmStats.timestamp()), TimeValue.timeValueMillis(collectionTime), gc.collectionTime(), lastJvmStats.mem().heapUsed(), currentJvmStats.mem().heapUsed(), JvmInfo.jvmInfo().mem().heapMax()); gc.name(), seq, gc.collectionCount(), TimeValue.timeValueMillis(collectionTime), collections, TimeValue.timeValueMillis(currentJvmStats.timestamp() - lastJvmStats.timestamp()), TimeValue.timeValueMillis(collectionTime), gc.collectionTime(), lastJvmStats.mem().heapUsed(), currentJvmStats.mem().heapUsed(), JvmInfo.jvmInfo().mem().heapMax(), buildPools(lastJvmStats, currentJvmStats));
} else if (avgCollectionTime > gcThreshold.infoThreshold) { } else if (avgCollectionTime > gcThreshold.infoThreshold) {
logger.info("[gc][{}][{}][{}] duration [{}], collections [{}]/[{}], total [{}]/[{}], memory [{}]->[{}]/[{}]", logger.info("[gc][{}][{}][{}] duration [{}], collections [{}]/[{}], total [{}]/[{}], memory [{}]->[{}]/[{}], all_pools {}",
gc.name(), seq, gc.collectionCount(), TimeValue.timeValueMillis(collectionTime), collections, TimeValue.timeValueMillis(currentJvmStats.timestamp() - lastJvmStats.timestamp()), TimeValue.timeValueMillis(collectionTime), gc.collectionTime(), lastJvmStats.mem().heapUsed(), currentJvmStats.mem().heapUsed(), JvmInfo.jvmInfo().mem().heapMax()); gc.name(), seq, gc.collectionCount(), TimeValue.timeValueMillis(collectionTime), collections, TimeValue.timeValueMillis(currentJvmStats.timestamp() - lastJvmStats.timestamp()), TimeValue.timeValueMillis(collectionTime), gc.collectionTime(), lastJvmStats.mem().heapUsed(), currentJvmStats.mem().heapUsed(), JvmInfo.jvmInfo().mem().heapMax(), buildPools(lastJvmStats, currentJvmStats));
} else if (avgCollectionTime > gcThreshold.debugThreshold && logger.isDebugEnabled()) { } else if (avgCollectionTime > gcThreshold.debugThreshold && logger.isDebugEnabled()) {
logger.debug("[gc][{}][{}][{}] duration [{}], collections [{}]/[{}], total [{}]/[{}], memory [{}]->[{}]/[{}]", logger.debug("[gc][{}][{}][{}] duration [{}], collections [{}]/[{}], total [{}]/[{}], memory [{}]->[{}]/[{}], all_pools {}",
gc.name(), seq, gc.collectionCount(), TimeValue.timeValueMillis(collectionTime), collections, TimeValue.timeValueMillis(currentJvmStats.timestamp() - lastJvmStats.timestamp()), TimeValue.timeValueMillis(collectionTime), gc.collectionTime(), lastJvmStats.mem().heapUsed(), currentJvmStats.mem().heapUsed(), JvmInfo.jvmInfo().mem().heapMax()); gc.name(), seq, gc.collectionCount(), TimeValue.timeValueMillis(collectionTime), collections, TimeValue.timeValueMillis(currentJvmStats.timestamp() - lastJvmStats.timestamp()), TimeValue.timeValueMillis(collectionTime), gc.collectionTime(), lastJvmStats.mem().heapUsed(), currentJvmStats.mem().heapUsed(), JvmInfo.jvmInfo().mem().heapMax(), buildPools(lastJvmStats, currentJvmStats));
} }
} }
lastJvmStats = currentJvmStats; lastJvmStats = currentJvmStats;
} }
private String buildPools(JvmStats prev, JvmStats current) {
StringBuilder sb = new StringBuilder();
for (JvmStats.MemoryPool currentPool : current.mem()) {
JvmStats.MemoryPool prevPool = null;
for (JvmStats.MemoryPool pool : prev.mem()) {
if (pool.getName().equals(currentPool.getName())) {
prevPool = pool;
break;
}
}
sb.append("{[").append(currentPool.name())
.append("] [").append(prevPool == null ? "?" : prevPool.used()).append("]->[").append(currentPool.used()).append("]/[").append(currentPool.getMax()).append("]}");
}
return sb.toString();
}
private void monitorDeadlock() { private void monitorDeadlock() {
DeadlockAnalyzer.Deadlock[] deadlocks = deadlockAnalyzer().findDeadlocks(); DeadlockAnalyzer.Deadlock[] deadlocks = deadlockAnalyzer().findDeadlocks();
if (deadlocks != null && deadlocks.length > 0) { if (deadlocks != null && deadlocks.length > 0) {