linux-nfs.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: "J. Bruce Fields" <bfields@fieldses.org>
To: Dawid Stawiarski <neeo@xl.wp.pl>
Cc: Jeff Layton <jlayton@redhat.com>, linux-nfs <linux-nfs@vger.kernel.org>
Subject: Re: Performance/stability problems with nfs shares
Date: Fri, 2 Aug 2013 11:47:03 -0400	[thread overview]
Message-ID: <20130802154703.GL17581@fieldses.org> (raw)
In-Reply-To: <51FBC445.4000006@xl.wp.pl>

On Fri, Aug 02, 2013 at 04:37:57PM +0200, Dawid Stawiarski wrote:
> W dniu 02.08.2013 15:12, Jeff Layton pisze:
> >Typically, a stack trace like that indicates that the process is
> >waiting for the server to respond. The first thing I would do would be
> >to ascertain whether the server is actually responding to these
> >requests.
> >
> 
> The same share is accessible on other nodes, so the problem involves
> only one of the nodes (completly random) at a time.

It's still conceivable that a server problem could cause it to stop
responding to calls only from a single client--it'd be useful if
possible to check a trace to see if that's what's happening.  If the
traffic is really huge then capturing and analyzing a good trace may be
difficult.

--b.

  reply	other threads:[~2013-08-02 15:47 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-02  6:04 Performance/stability problems with nfs shares Dawid Stawiarski
2013-08-02 13:12 ` Jeff Layton
2013-08-02 14:37   ` Dawid Stawiarski
2013-08-02 15:47     ` J. Bruce Fields [this message]
2013-08-04  7:29       ` Dawid Stawiarski

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=20130802154703.GL17581@fieldses.org \
    --to=bfields@fieldses.org \
    --cc=jlayton@redhat.com \
    --cc=linux-nfs@vger.kernel.org \
    --cc=neeo@xl.wp.pl \
    /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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).