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
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