Does anybody know why this log happens in elasticsearch gc.log

Question

Does anybody know why this log happens in elasticsearch gc.log

?

[2020-09-06T06:18:32.580+0000][18221][gc,start ] GC(25) Pause Young (Allocation Failure)
[2020-09-06T06:18:32.581+0000][18221][gc,task ] GC(25) Using 4 workers of 4 for evacuation
[2020-09-06T06:18:32.657+0000][18221][gc,age ] GC(25) Desired survivor size 17432576 bytes, new threshold 1 (max threshold 6)
[2020-09-06T06:18:32.658+0000][18221][gc,age ] GC(25) Age table with threshold 1 (max threshold 6)
[2020-09-06T06:18:32.658+0000][18221][gc,age ] GC(25) - age 1: 23514128 bytes, 23514128 total
[2020-09-06T06:18:32.658+0000][18221][gc,heap ] GC(25) ParNew: 301800K->34048K(306688K)
[2020-09-06T06:18:32.658+0000][18221][gc,heap ] GC(25) CMS: 351442K->361724K(11193600K)
[2020-09-06T06:18:32.658+0000][18221][gc,metaspace ] GC(25) Metaspace: 92329K->92329K(1134592K)
[2020-09-06T06:18:32.658+0000][18221][gc ] GC(25) Pause Young (Allocation Failure) 637M->386M(11230M) 78.074ms
[2020-09-06T06:18:32.659+0000][18221][gc,cpu ] GC(25) User=0.29s Sys=0.00s Real=0.08s

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06.09.2020

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Mohamad Hosein Hoseinee ® · Answer 1

Mohamad Hosein Hoseinee ® Автор вопроса

I guessed it may happens because of RAM I increased max heap up to 15 but elasticsearch only uses 13.6 G RAM any idea ?

0

06.09.2020

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Does anybody know why this log happens in elasticsearch gc.log

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