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From: Marten Vijn <info@martenvijn.nl>
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Date: Tue, 25 Dec 2007 01:40:22 +0100
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Subject: Re: sysctl and rsync question
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On Mon, 2007-12-24 at 21:01 +0100, Kris Kennaway wrote:
> Marten Vijn wrote:
> > Hi all, have two questions:
> > 
> > In sort:
> > 
> > 1. Which sysctl's can/should I change to prevent my backupserver (7.0
> > BETA4) from rebooting by using rsync ?
> > 
> > 2. What tools are there to find out what causes the reboot? 
> 
> See the ZFS tuning guide on wiki.freebsd.org.
> 
> > I did not find any messages in /var/log/*, dmesg, vmstat and top  (dmesg
> > below).
> 
> See the chapter on kernel debugging the developers handbook.  You have 
> to enable crashdumps and/or DDB.
> 
> > I assume that it runs out ouf buffers.
> 
> Probably, the above will allow you to confirm and fix.
> 
I 've set vm.kmem_size 
from
vm.kmem_size: 335544320
to
vm.kmem_size: 536870912

no reboots any more,

thanks,
Marten





> Kris
> 
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