Re: Facility to detect long STW pauses and other system response degradations

2017-11-20 Thread Dmitriy_Sorokin
I have tested solution with java-thread and GC logs had contain same pause values of thread stopping which was detected by java-thread. My log (contains pauses > 100ms): [2017-11-20 17:33:28,822][WARN ][Thread-1][root] Possible too long STW pause: 507 milliseconds. [2017-11-20 17:33:34,522][WARN

Facility to detect long STW pauses and other system response degradations

2017-11-17 Thread Dmitriy_Sorokin
Hi, Igniters! This discussion thread related to https://issues.apache.org/jira/browse/IGNITE-6171. Currently there are no JVM performance monitoring tools in AI, for example the impact of GC (eg STW) on the operation of the node. I think we should add this functionality. 1) It is useful to know