From: Henning Rohlfs <x+btrfs@xehonk.de>
To: <linux-btrfs@vger.kernel.org>
Subject: Re: Abysmal Performance
Date: Tue, 21 Jun 2011 11:26:19 +0200 [thread overview]
Message-ID: <d16814520f76be9fb5650ce47b52e2e4@localhost> (raw)
In-Reply-To: <20110621080058.GA29265@attic.humilis.net>
On Tue, 21 Jun 2011 10:00:59 +0200, Sander wrote:
> Henning Rohlfs wrote (ao):
>> - space_cache was enabled, but it seemed to make the problem worse.
>> It's no longer in the mount options.
>
> space_cache is a one time mount option which enabled space_cache. Not
> supplying it anymore as a mount option has no effect (dmesg | grep
> btrfs).
I'm sure that after the first reboot after removing the flag from the
mount options, the system was faster for a while. That must have been a
coincidence (or just an error on my part).
Anyway, I rebooted with clear_cache as mount option and there was no
improvement either.
Thanks for pointing this out,
Henning
next prev parent reply other threads:[~2011-06-21 9:26 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-20 21:51 Abysmal Performance Henning Rohlfs
2011-06-21 0:12 ` Josef Bacik
2011-06-21 7:10 ` Henning Rohlfs
2011-06-21 8:00 ` Sander
2011-06-21 9:26 ` Henning Rohlfs [this message]
2011-06-21 15:18 ` Josef Bacik
2011-06-21 16:55 ` Henning Rohlfs
2011-06-21 15:24 ` Calvin Walton
2011-06-22 14:15 ` Henning Rohlfs
2011-06-22 15:39 ` Josef Bacik
2011-06-22 15:57 ` Calvin Walton
2011-06-22 15:58 ` Josef Bacik
-- strict thread matches above, loose matches on Subject: below --
2011-04-29 14:46 abysmal performance John Wyzer
2011-04-29 15:01 ` Chris Mason
2011-04-30 17:33 ` Mitch Harder
2011-04-30 20:40 ` John Wyzer
2011-04-30 22:16 ` Mitch Harder
2011-04-30 22:33 ` John Wyzer
2011-05-03 11:05 ` Chris Mason
2011-05-03 11:06 ` Chris Mason
2011-04-30 23:55 ` Peter Stuge
2011-05-03 10:33 ` Bernhard Schmidt
2011-05-03 11:00 ` cwillu
2011-05-03 11:26 ` Bernhard Schmidt
2011-05-03 11:08 ` Chris Mason
2011-05-03 11:30 ` Bernhard Schmidt
2011-05-03 11:36 ` Chris Mason
2011-05-03 11:43 ` Bernhard Schmidt
2011-05-03 12:52 ` Chris Mason
2011-05-03 13:03 ` Bernhard Schmidt
2011-05-03 13:41 ` Mitch Harder
2011-05-03 14:41 ` Daniel J Blueman
2011-05-03 15:42 ` Mitch Harder
2011-05-03 16:51 ` Chris Mason
2011-05-03 14:54 ` Daniel J Blueman
2011-05-03 15:10 ` Bernhard Schmidt
[not found] ` <1304100271-sup-4177@localhost>
[not found] ` <1304100862-sup-1493@think>
[not found] ` <1304107977-sup-3815@localhost>
[not found] ` <1304110058-sup-7292@think>
[not found] ` <1304146193-sup-2200@localhost>
2011-04-30 20:51 ` John Wyzer
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