linux-kernel - Re: XFS filesystem performance drop in kernels 2.6.16+

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]

Message-ID: <4554B36E.9030006@sandeen.net>
Date:	Fri, 10 Nov 2006 11:14:22 -0600
From:	Eric Sandeen <sandeen@...deen.net>
To:	"Igor A. Valcov" <viaprog@...il.com>
CC:	linux-kernel@...r.kernel.org, xfs@....sgi.com
Subject: Re: XFS filesystem performance drop in kernels 2.6.16+

Igor A. Valcov wrote:
> Below is a simplified version of the test program, and results of
> testing different kernels/filesystems/mount options. The results are a
> little different from the ones described in the initial post (this
> time performance decreased "only" 2 times), but the general tendency
> is clearly the same.

I imagine that I know the answer, but to be sure you might put some time
checks into your test app to see -which- portion of the test is taking
the bulk of the time.

-Eric
-
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/