From: Ingo Molnar <mingo@elte.hu>
To: Lee Revell <rlrevell@joe-job.com>
Cc: Trond Myklebust <trond.myklebust@fys.uio.no>,
Andrew Morton <akpm@osdl.org>,
linux-kernel@vger.kernel.org
Subject: Re: NFS client latencies
Date: Thu, 31 Mar 2005 09:58:02 +0200 [thread overview]
Message-ID: <20050331075802.GA18339@elte.hu> (raw)
In-Reply-To: <20050331074833.GA17803@elte.hu>
[-- Attachment #1: Type: text/plain, Size: 477 bytes --]
* Ingo Molnar <mingo@elte.hu> wrote:
> ok, find a new latency trace attached (1.6 msecs). I generated write
> loads, and the nfs_scan_list_dirty() latency is gone and indeed
> nfs_scan_list() generates the worst latency - while processing 8535
> pages in one critical section.
here's a more complete one of 4.4 msecs. (there was a bug in the latency
tracer that trimmed latency traces - this one is complete and shows an
nfs_scan_list processing of 22908 pages)
Ingo
[-- Attachment #2: nfs-4481us-latency.bz2 --]
[-- Type: application/x-bzip2, Size: 33823 bytes --]
prev parent reply other threads:[~2005-03-31 8:02 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-29 23:04 NFS client latencies Lee Revell
2005-03-29 23:18 ` Trond Myklebust
2005-03-29 23:32 ` Lee Revell
2005-03-29 23:34 ` Trond Myklebust
2005-03-29 23:37 ` Lee Revell
2005-03-30 8:02 ` Ingo Molnar
2005-03-30 14:11 ` Trond Myklebust
2005-03-30 14:20 ` Ingo Molnar
2005-03-30 19:53 ` Andrew Morton
2005-03-30 14:26 ` Lee Revell
2005-03-30 14:50 ` Trond Myklebust
2005-03-30 19:50 ` Lee Revell
2005-03-30 19:56 ` Andrew Morton
2005-03-30 21:14 ` Trond Myklebust
2005-03-31 2:26 ` Lee Revell
2005-03-31 2:39 ` Andrew Morton
2005-03-31 2:47 ` Lee Revell
2005-03-31 3:48 ` Trond Myklebust
2005-03-31 6:59 ` Ingo Molnar
2005-03-31 7:15 ` Ingo Molnar
2005-03-31 7:18 ` Andrew Morton
2005-03-31 7:30 ` Ingo Molnar
2005-03-31 11:58 ` Trond Myklebust
2005-03-31 12:34 ` Trond Myklebust
2005-03-31 13:58 ` Ingo Molnar
2005-03-31 14:32 ` Trond Myklebust
2005-03-31 14:39 ` Ingo Molnar
2005-03-31 14:50 ` Ingo Molnar
2005-04-01 2:28 ` Lee Revell
2005-04-01 4:30 ` Ingo Molnar
2005-04-01 16:16 ` Orion Poplawski
2005-04-01 16:33 ` Trond Myklebust
2005-04-01 21:18 ` Lee Revell
2005-03-31 14:54 ` Ingo Molnar
2005-03-31 15:00 ` Trond Myklebust
2005-03-31 14:54 ` Trond Myklebust
2005-03-31 14:58 ` Ingo Molnar
2005-03-31 15:06 ` Trond Myklebust
2005-03-31 15:10 ` Ingo Molnar
2005-03-31 16:00 ` Trond Myklebust
2005-03-31 15:10 ` Ingo Molnar
2005-03-31 7:03 ` Ingo Molnar
2005-03-31 7:39 ` Ingo Molnar
2005-03-31 7:48 ` Ingo Molnar
2005-03-31 7:58 ` Ingo Molnar [this message]
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