| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | "downey(dot)deng(at)postgresdata(dot)com" <downey(dot)deng(at)postgresdata(dot)com> |
| Cc: | pgsql-admin <pgsql-admin(at)postgresql(dot)org>, pgsql-general <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: cpu hight sy% usage |
| Date: | 2017-02-28 04:37:49 |
| Message-ID: | 1474.1488256669@sss.pgh.pa.us |
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| Lists: | pgsql-admin pgsql-general |
"downey(dot)deng(at)postgresdata(dot)com" <downey(dot)deng(at)postgresdata(dot)com> writes:
> i have PostgreSQL 9.5.3 server running on redhalt 6.6
> when i run one query with pgbench the cpu is 80% and sy% is 60%
If you were to provide a self-contained test case, people might take
some interest in this ... but nobody is going to spend time guessing
at all the details you didn't supply.
https://www.postgresql.org/docs/current/static/bug-reporting.html
https://wiki.postgresql.org/wiki/Slow_Query_Questions
regards, tom lane
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