Subject: Re: sysctl & process limitations
To: Randy Arabie <rrarabie@arabie.org>
From: Manuel Bouyer <bouyer@antioche.lip6.fr>
List: netbsd-help
Date: 02/05/2002 16:08:37
On Tue, Feb 05, 2002 at 07:59:20AM -0700, Randy Arabie wrote:
> On Mon, 4 Feb 2002, Randy Arabie wrote:
>
> > Right. Like this:
> >
> > mysql -u someuser -p -D somedatabase < ./data.sql
> >
> > No. I didn't raise the shell limits, I rose the kernel maxfiles and
> > the mysqld process proc.pid.rlimit.descriptors.soft limit.
> >
> > I'll try the shell tonight.
>
> Summary of Last Nights activities:
>
> 1) Switched back to the GENERIC kernel.
> 2) Edit /etc/sysctl.conf; added a line kern.maxfiles=5000
> 3) Reboot
> 4) Bump hard and soft proc.[mysqld_pid].rlimit.descriptors up to 2500.
> 5) Bump hard and soft proc.[shell_pid].rlimit.descriptors up to 2500.
> 6) Attempt to load the data, failure once again, same error message:
>
> "ERROR 1017 at line 445: Can't find file: './geeklog/userinfo.frm' (errno: 23)"
>
> 7) fstat | wc -l shows 203 open files (done immediately following step 6 above.
> 8) fstat | grep mysqld | wc -l shows mysqld only has 64 open files.
> 9) The database only has 38 tables, and the datafile I'm trying to load is only
> 37 KB.
>
> Someone suggested a few days ago that perhaps the error reported is not accurate. How would
> I test that?
>
> My 'gut' says this is probably an easily resolved configuration issue, but I'm stumped on
> where to go next.
Now I would try to ktrace both mysqld and the mysql loading the
tables ...
--
Manuel Bouyer, LIP6, Universite Paris VI. Manuel.Bouyer@lip6.fr
--