Re: large number of files open... - Mailing list pgsql-general

From Joseph Shraibman
Subject Re: large number of files open...
Date
Msg-id 3C45FA37.70708@selectacast.net
Whole thread Raw
In response to large number of files open...  ("Thomas F. O'Connell" <tfo@monsterlabs.com>)
List pgsql-general
If this is a linux system
echo 16384 > /proc/sys/fs/file-max

Thomas F. O'Connell wrote:

> i'm running postgres 7.1.3 in a production environment. the database
> itself contains on the order of 100 tables, including some complex
> triggers, functions, and views. a few tables (on the order of 10) that
> are frequently accessed have on the order of 100,000 rows.
>
> every now and then, traffic on the server, which is accessed publicly
> via mod_perl (Apache::DBI) causes the machine itself to hit the kernel
> hard limit of number of files open: 8191.
>
> this, unfortunately, crashes the machine. in a production environment
> of this magnitude, is that a reasonable number of files to expect
> postgres to need at any given time? is there any documentation
> anywhere on what the number of open files depends on?
>
> -tfo
>

--
Joseph Shraibman
jks@selectacast.net
Increase signal to noise ratio.  http://xis.xtenit.com



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