All of lore.kernel.org
 help / color / mirror / Atom feed
From: Peter Staubach <staubach@redhat.com>
To: AK <amithl_prem@yahoo.com>
Cc: nfs@lists.sourceforge.net
Subject: Re: Understanding nfsstat output
Date: Wed, 02 May 2007 16:30:32 -0400	[thread overview]
Message-ID: <4638F4E8.6030904@redhat.com> (raw)
In-Reply-To: <953249.36987.qm@web56613.mail.re3.yahoo.com>

AK wrote:
> Hello everyone!
>  
> I am trying to understand the output of nfsstat to better understand 
> and tweak NFS performance for our machines.
>  
> Following is the output from our Solaris 9, NFSv3 running server:
>  
> I am concerned about the "badcalls" for "Server nfs" output, is this 
> normal or something is wrong. We have some of our clients mounting the 
> exported File system with rsize & wsize = 32K,  Could this be the 
> problem, is there a way to narrow it down?
>  
> Any feedback is greatly appreciated!
>  
> ~thanks ~al
>  
> # nfsstat -s
>  
> Server rpc:
> Connection oriented:
> calls        badcalls     nullrecv     badlen       xdrcall      dupchecks
> 101090599    0            0            0            0            62704096
> dupreqs
> 7038
> Connectionless:
> calls        badcalls     nullrecv     badlen       xdrcall      dupchecks
> 17121084     0            0            0            0            7028935
> dupreqs
> 69076
>  
> Server nfs:
> calls        badcalls
> 118266383    57138
> Version 2: (0 calls)
> null         getattr      setattr      root         lookup       readlink
> 0 0%         0 0%         0 0%         0 0%         0 0%         0 0%
> read         wrcache      write        create       remove       rename
> 0 0%         0 0%         0 0%         0 0%         0 0%         0 0%
> link         symlink      mkdir        rmdir        readdir      statfs
> 0 0%         0 0%         0 0%         0 0%         0 0%         0 0%
> Version 3: (117965148 calls)
> null         getattr      setattr      lookup       access       readlink
> 1 0%         185486 0%    1906 0%      41482 0%     24091 0%     487 0%
> read         write        create       mkdir        symlink      mknod
> 47680376 40% 69594128 58% 2516 0%      2 0%         80 0%        0 0%
> remove       rmdir        rename       link         readdir      
> readdirplus
> 1658 0%      4 0%         126 0%       7 0%         1890 0%      2726 0%
> fsstat       fsinfo       pathconf     commit
> 222331 0%    9 0%         2 0%         205840 0%
>  
> Server nfs_acl:
> Version 2: (0 calls)
> null         getacl       setacl       getattr      access
> 0 0%         0 0%         0 0%         0 0%         0 0%
> Version 3: (111 calls)
> null         getacl       setacl
> 0 0%         73 65%       38 34%
>
> ------------------------------------------------------------------------

I would suggest asking the Solaris folks for the interpretation for the
output fields in the Solaris version of nfsstat.

That said, the number appears to be a small percentage of the total
number of calls as to not worry very much about.

       ps

-------------------------------------------------------------------------
This SF.net email is sponsored by DB2 Express
Download DB2 Express C - the FREE version of DB2 express and take
control of your XML. No limits. Just data. Click to get it now.
http://sourceforge.net/powerbar/db2/
_______________________________________________
NFS maillist  -  NFS@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/nfs

      reply	other threads:[~2007-05-02 20:30 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-05-02 15:26 Understanding nfsstat output AK
2007-05-02 20:30 ` Peter Staubach [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=4638F4E8.6030904@redhat.com \
    --to=staubach@redhat.com \
    --cc=amithl_prem@yahoo.com \
    --cc=nfs@lists.sourceforge.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.