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Posted to notifications@skywalking.apache.org by GitBox <gi...@apache.org> on 2020/08/25 12:07:57 UTC
[GitHub] [skywalking] worldwalk opened a new issue #5378: 10K+ thread in skywalking-oap process
worldwalk opened a new issue #5378:
URL: https://github.com/apache/skywalking/issues/5378
Please answer these questions before submitting your issue.
- Why do you submit this issue?
- [ x] Question or discussion
- [ ] Bug
- [ ] Requirement
- [ ] Feature or performance improvement
___
### Question
- What do you want to know?
deployed skywalking on AWS, one skywalking-oap node cpu 100%.
With jstack we found 10K+ thread there, and most of them is
"DataCarrier.GRPCRemoteClient.Consumser.0.Thread" #29764 daemon prio=5 os_prio=0 tid=0x00007fce67fd1800 nid=0x7458 sleeping[0x00007fc7d0b02000]
java.lang.Thread.State: TIMED_WAITING (sleeping)
at java.lang.Thread.sleep(Native Method)
at org.apache.skywalking.apm.commons.datacarrier.consumer.ConsumerThread.run(ConsumerThread.java:72)
With jmap we got :
num #instances #bytes class name
----------------------------------------------
1: 21632389 2500615320 [C
2: 20464186 1145994416 org.apache.skywalking.apm.network.register.v2.Endpoint
Any clue please? thanks!
___
### Bug
- Which version of SkyWalking, OS and JRE?
skywalking-oap 6.3.0
- Which company or project?
- What happened?
If possible, provide a way to reproduce the error. e.g. demo application, component version.
___
### Requirement or improvement
- Please describe your requirements or improvement suggestions.
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[GitHub] [skywalking] worldwalk commented on issue #5378: 10K+ thread in skywalking-oap process
Posted by GitBox <gi...@apache.org>.
worldwalk commented on issue #5378:
URL: https://github.com/apache/skywalking/issues/5378#issuecomment-706071309
this resolved in v6.4 by functionality called operation name group.
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[GitHub] [skywalking] wu-sheng closed issue #5378: 10K+ thread in skywalking-oap process
Posted by GitBox <gi...@apache.org>.
wu-sheng closed issue #5378:
URL: https://github.com/apache/skywalking/issues/5378
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[GitHub] [skywalking] wu-sheng commented on issue #5378: 10K+ thread in skywalking-oap process
Posted by GitBox <gi...@apache.org>.
wu-sheng commented on issue #5378:
URL: https://github.com/apache/skywalking/issues/5378#issuecomment-679985873
This has been fixed in many released versions. Check the changelog, and recommend to use the latest version.
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[GitHub] [skywalking] worldwalk commented on issue #5378: 10K+ thread in skywalking-oap process
Posted by GitBox <gi...@apache.org>.
worldwalk commented on issue #5378:
URL: https://github.com/apache/skywalking/issues/5378#issuecomment-706071309
this resolved in v6.4 by functionality called operation name group.
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