lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Tue, 21 Dec 2010 03:07:33 +0200
From:	Felipe Contreras <felipe.contreras@...il.com>
To:	Andy Isaacson <adi@...apodia.org>
Cc:	linux-kernel@...r.kernel.org, linux-btrfs@...r.kernel.org
Subject: Re: btrfs: 21 minutes to read 1.2M file directory

On Tue, Dec 21, 2010 at 12:24 AM, Andy Isaacson <adi@...apodia.org> wrote:
> I have a directory with 1.2M files in it, which makes readdir very slow
> on btrfs with cold caches (although it's reasonably fast with hot caches
> as in the first example below):

Sounds like:

Bug 21562 - btrfs is dead slow due to fragmentation
https://bugzilla.kernel.org/show_bug.cgi?id=21562

-- 
Felipe Contreras
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists