Change message in case watchdog thread observes freeze
@@ -127,7 +127,8 @@ public class LongJVMPauseDetector {
final long pause = now - PRECISION - lastWakeUpTime;
if (pause >= THRESHOLD) {
- log.warning("Possible too long JVM pause: " + pause + " milliseconds.");
+ log.warning("Possible too long JVM pause: " + pause + " milliseconds. Possible reasons:" +
+ " GC pause, hardware temporary freeze, bulk loading, other JVM pauses.");
synchronized (LongJVMPauseDetector.this) {
final int next = (int)(longPausesCnt % EVT_CNT);
