From: Pierre Etchemaite <petchema@concept-micro.com>
To: reiserfs-list@namesys.com
Subject: Re: Terrible performance (<100kb/sec) in a cp -Raf
Date: Mon, 14 Jun 2004 16:20:32 +0200 [thread overview]
Message-ID: <20040614162032.62bf86b5@rayanne> (raw)
In-Reply-To: <oyd4qpee0fv.fsf@bert.cs.rice.edu>
Le 14 Jun 2004 08:25:24 -0500, Scott A Crosby <scrosby@cs.rice.edu> a écrit
:
> Hello, as part of a planned migration of my computer from ext3 to
> reiserfs I experienced terrible performance. I was running a stock
> linux 2.6.6 kernel on AMD XP-2500+ CPU with 1.5gb of RAM.
>
> I was copying about 26 gigabytes from an IDE hard drive to an external
> USB HD when the bulk copy (cp -Raf) appeared to freeze. The HD did
> nothing other than grind itself back and forth. Stracing the copy
> operation showed the write() syscall blocking.
With 2.6.5, I had to apply this patch to avoid firewire misbehaving
(Oopsing, in my case) :
http://marc.theaimsgroup.com/?l=linux-kernel&m=108114119220175&w=2
Since I cannot find this code in 2.6.6 either, I guess the patch is still
relevant.
Firewire support doesn't look too solid in 2.6.x yet.
next prev parent reply other threads:[~2004-06-14 14:20 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-14 13:25 Terrible performance (<100kb/sec) in a cp -Raf Scott A Crosby
2004-06-14 14:20 ` Pierre Etchemaite [this message]
2004-06-17 14:49 ` Scott A Crosby
2004-06-18 9:07 ` Pierre Etchemaite
2004-06-18 10:18 ` Hendrik Visage
2004-06-18 10:23 ` godot
2004-06-18 13:27 ` Hendrik Visage
2004-06-18 13:43 ` Claudio Martins
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=20040614162032.62bf86b5@rayanne \
--to=petchema@concept-micro.com \
--cc=reiserfs-list@namesys.com \
/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.