From: James Pearson <james-p@moving-picture.com>
Subject: Re: interprtation of /proc/net/rpc/nfsd
Date: Fri, 08 Oct 2004 14:03:09 +0100
Sender: nfs-admin@lists.sourceforge.net
Message-ID: <4166900D.3060401@moving-picture.com>
References: <41666777.7030003@int-evry.fr>
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Cc: nfs@lists.sourceforge.net
To: Jehan PROCACCIA <Jehan.Procaccia@int-evry.fr>
In-Reply-To: <41666777.7030003@int-evry.fr>
Errors-To: nfs-admin@lists.sourceforge.net

Jehan PROCACCIA wrote:
> Hello,
> 
> I am tunning my NFS configuration on a RedHat ES v3 (equivalent Fedora 
> Core 1 , kernel 2.4.X)  and by reading the docs (NFS howto perf 5.6 )  I 
> should see if I have enough NFSD daemon by looking at  
> /proc/net/rpc/nfs, especialy line "th"
> 
> $ grep th /proc/net/rpc/nfsd
> th 8 41598 20357.020 3974.540 1809.300 0.000 998.210 781.650 483.840 
> 116.640 0.000 825.230
> 
> However I cannot understand how to read that information !?
> I see that I have 8 threads (8 nfsd daemon runing) but figures after ???

See:

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

> Second question,
> 
> How on an NFS client (Here I have fedora core 2 clients) can I see how 
> is currently mounted an NFS filsystem, I want to check what are the 
> current options in use (nfs version, rsize, wsize, sync/async, hard, 
> soft etc ...). On the server I can have a look at /var/lib/nfs/xtab
> 
> $ cat /var/lib/nfs/xtab | grep arvouin
> /mci/mci        
> arvouin.int-evry.fr(rw,async,wdelay,hide,nocrossmnt,secure,root_squash,no_all_squash,subtree_check,secure_locks,acl,mapping=identity,anonuid=-2,anongid=-2) 
> 
> 
> but I am often changing options on the server (for tunning purpose) , 
> and hence I want to check that my clients is mounted with the latest 
> options,  do I need to remount on the client everytime I change options 
> on the server ? (exportfs -r -v -a)  ... .checking what is the current 
> options on the client would be more clear to me .

I think you have to remount.

Have a look at /proc/mounts on the client.

James Pearson


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