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Posted to notifications@skywalking.apache.org by GitBox <gi...@apache.org> on 2019/07/29 05:49:44 UTC
[GitHub] [skywalking] SevenBlue2018 opened a new issue #3184: skywalking
oapServer CPU 100%
SevenBlue2018 opened a new issue #3184: skywalking oapServer CPU 100%
URL: https://github.com/apache/skywalking/issues/3184
The Question is as follow：
skywalking oapServer CPU is in 100% by standalone mode. The storage is ElasticSearch by standalone mode。CPU & Memory。
I want to use jstack, but give me some error messages: `[root@iZbp1d40aso0xvdm5qgsawZ ~]# jstack 12145 | more 12145: Unable to open socket file: target process not responding or HotSpot VM not loaded The -F option can be used when the target process is not responding`
skywalking oapServer log：
`2019-07-29 12:50:02,964 - org.elasticsearch.client.RestClient - 65 [I/O dispatcher 1] WARN [] - request [POST http://172.16.4.52:9200/register_lock/type/16/_update?refresh=true&version=16117&timeout=1m] returned 1 warnings: [299 Elasticsearch-6.7.2-56c6e48 "Usage of internal versioning for optimistic concurrency control is deprecated and will be removed. Please use the if_seq_noandif_primary_termparameters instead. (request for index [register_lock], type [type], id [16])"]`
Runtime Environment：
jdk version：1.8.0_211-b12
Skywalking version：6.2.0
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