From: Oleg Nesterov <oleg@tv-sign.ru>
To: Andrew Morton <akpm@osdl.org>,
Bryan Fink <bfink@eventmonitor.com>,
linux-kernel@vger.kernel.org, Ram Pai <linuxram@us.ibm.com>,
Steven Pratt <slpratt@austin.ibm.com>,
Trond Myklebust <trond.myklebust@fys.uio.no>
Subject: Re: NFS Still broken in 2.6.x?
Date: Fri, 24 Feb 2006 19:12:05 +0300 [thread overview]
Message-ID: <43FF3055.914C25CA@tv-sign.ru> (raw)
In-Reply-To: <43FF24AF.63527544@tv-sign.ru>
Oleg Nesterov wrote:
>
> Afaics, this problem was resolved a long ago.
>
> The patch below should fix this problem. Does it?
Forgot to mention, this patch was tested,
Steven Pratt wrote:
>
> This is the patch I think we should apply. Running tiobench with 4k
> request size, 4GB working set, 256 threads and a 2MB max_readahead (to
> help induce thrashing) on a 1GB 8way machine, throughput of sequential
> IO increased from 50MB/sec to 92MB/sec on a 5disk raid0 array. Tests
> with smaller max_readaheads and smaller thread counts were all withing
> the noise range of the benchmark, which is to be expected.
Oleg.
next prev parent reply other threads:[~2006-02-24 16:15 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-02-24 15:22 Oleg Nesterov
2006-02-24 16:12 ` Oleg Nesterov [this message]
-- strict thread matches above, loose matches on Subject: below --
2006-02-23 20:35 Bryan Fink
2006-02-23 22:47 ` Trond Myklebust
2006-02-24 12:14 ` Andrew Morton
2006-02-24 13:36 ` Trond Myklebust
2006-02-24 14:22 ` Bryan Fink
2006-02-24 16:18 ` Bryan Fink
2006-02-24 22:32 ` Grant Coady
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=43FF3055.914C25CA@tv-sign.ru \
--to=oleg@tv-sign.ru \
--cc=akpm@osdl.org \
--cc=bfink@eventmonitor.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linuxram@us.ibm.com \
--cc=slpratt@austin.ibm.com \
--cc=trond.myklebust@fys.uio.no \
/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
all inboxes | Powered by JetHome®