Anton Vinogradov created IGNITE-10497:
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Summary: jvm-pause-detector-worker should be JVM singleton
Key: IGNITE-10497
URL: https://issues.apache.org/jira/browse/IGNITE-10497
Project: Ignite
Issue Type: Task
Reporter: Anton Vinogradov
Assignee: Dmitriy Sorokin
Debugging tests I see the following:
{noformat}
[2018-11-30 20:36:46,284][WARN
][jvm-pause-detector-worker][CacheConsistencyCheckOnReadTest9] Possible too
long JVM pause: 5861 milliseconds.
[2018-11-30 20:36:46,287][WARN
][jvm-pause-detector-worker][CacheConsistencyCheckOnReadTest4] Possible too
long JVM pause: 5863 milliseconds.
[2018-11-30 20:36:46,288][WARN
][jvm-pause-detector-worker][CacheConsistencyCheckOnReadTest3] Possible too
long JVM pause: 5864 milliseconds.
[2018-11-30 20:36:46,288][WARN
][jvm-pause-detector-worker][CacheConsistencyCheckOnReadTest2] Possible too
long JVM pause: 5864 milliseconds.
[2018-11-30 20:36:46,289][WARN
][jvm-pause-detector-worker][CacheConsistencyCheckOnReadTest1] Possible too
long JVM pause: 5864 milliseconds.
[2018-11-30 20:36:46,290][WARN
][jvm-pause-detector-worker][CacheConsistencyCheckOnReadTest0] Possible too
long JVM pause: 5865 milliseconds.
[2018-11-30 20:36:46,286][WARN
][jvm-pause-detector-worker][CacheConsistencyCheckOnReadTest6] Possible too
long JVM pause: 5863 milliseconds.
[2018-11-30 20:36:46,286][WARN
][jvm-pause-detector-worker][CacheConsistencyCheckOnReadTest8] Possible too
long JVM pause: 5863 milliseconds.
[2018-11-30 20:36:46,286][WARN
][jvm-pause-detector-worker][CacheConsistencyCheckOnReadTest5] Possible too
long JVM pause: 5862 milliseconds.
{noformat}
Is there any reason to have more that one thread at one JVM?
Lest make jvm-pause-detector-worker static singleton.
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