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Posted to issues@trafficserver.apache.org by "Leif Hedstrom (JIRA)" <ji...@apache.org> on 2015/12/16 19:27:46 UTC
[jira] [Updated] (TS-3430) Why cpu 100% on a occasion?
[ https://issues.apache.org/jira/browse/TS-3430?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Leif Hedstrom updated TS-3430:
------------------------------
Fix Version/s: (was: 6.1.0)
6.2.0
> Why cpu 100% on a occasion?
> ---------------------------
>
> Key: TS-3430
> URL: https://issues.apache.org/jira/browse/TS-3430
> Project: Traffic Server
> Issue Type: Bug
> Components: Core
> Reporter: Zhaonanli
> Assignee: Bryan Call
> Fix For: 6.2.0
>
>
> trafficserver 4.2.2; Centos 6.5 64bit; 32G mem.
> 1. top:
> Cpu0 : 99.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 1.0%si, 0.0%st
> Cpu1 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
> Cpu2 : 99.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 1.0%si, 0.0%st
> Cpu3 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
> Cpu4 : 0.0%us,100.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
> Cpu5 : 99.0%us, 1.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
> Cpu6 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
> Cpu7 : 99.0%us, 1.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
> Cpu8 : 99.0%us, 1.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
> Cpu9 : 99.0%us, 1.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
> Cpu10 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
> Cpu11 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
> Cpu12 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
> Cpu13 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
> Cpu14 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
> Cpu15 :100.0%us, 0.0%sy, 0.0%ni, 0.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
> Mem: 32819596k total, 32507016k used, 312580k free, 325852k buffers
> Swap: 16777212k total, 25276k used, 16751936k free, 11826164k cached
> PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
> 21089 traffics 20 0 22.2g 18g 29m R 100.1 58.9 17:20.61 [ET_NET 0]
> 21091 traffics 20 0 22.2g 18g 29m R 100.1 58.9 17:11.08 [ET_NET 1]
> all thread is 100%.
> 2. perf top:
> 58.50% traffic_server [.] LogObject::_checkout_write(unsigned long*, unsigned long)
> 34.01% traffic_server [.] bool ink_atomic_cas<__int128>(__int128 volatile*, __int128, __int128)
> is log questions?
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