From mboxrd@z Thu Jan  1 00:00:00 1970
From: James Pearson <james-p@moving-picture.com>
Subject: Re: render farm NFS server is having hard time staying up.
Date: Tue, 19 Oct 2004 17:59:16 +0100
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To: "Lever, Charles" <Charles.Lever@netapp.com>
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Lever, Charles wrote:
>>24 nfsd's fire off at startup.
> 
> 
> if you try more than 24, does that help or hurt the situation?
> 
> 
>>I have added this as part of the system startup:
>>echo 262144 > /proc/sys/net/core/rmem_default
>>echo 262144 > /proc/sys/net/core/rmem_max
>>/etc/init.d/nfs start
>>echo 65536 > /proc/sys/net/core/rmem_default
>>echo 65536 > /proc/sys/net/core/rmem_max
> 
> 
> i don't understand why you reset these values after you've started nfs.
> 262144 should be safe to use all the time, and for both rmem and wmem.

Probably because it says so in the NFS-HOWTO ...

see:

http://nfs.sourceforge.net/nfs-howto/performance.html#MEMLIMITS

James Pearson


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