| From: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
|---|---|
| To: | Miguel Angel Sanchez Sandoval <massanche(at)gmail(dot)com> |
| Cc: | pgsql-admin(at)lists(dot)postgresql(dot)org, pgsql-general(at)lists(dot)postgresql(dot)org |
| Subject: | Re: Performance problem postgresql 9.5 |
| Date: | 2018-06-08 20:09:54 |
| Message-ID: | 20180608200954.ktjpp6hs6orkvvdg@alvherre.pgsql |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-admin pgsql-general |
On 2018-Jun-08, Miguel Angel Sanchez Sandoval wrote:
> Hi guys, migrate from 8.4 to 9.5, all OK except that 2-3 days pass and the
> database experiences slowness, I execute the linux top command and it shows
> me a postgres user process executing a strange command (2yhdgrfrt63788)
> that I consume a lot of CPU, I see the querys active and encounter select
> fun ('./ 2yhdgrfrt63788') , this did not happen in version 8.4, any help
> would appreciate it.
Hmm, has your database been compromised? You may have an intruder there --
beware.
--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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