From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from ipmail03.adl6.internode.on.net ([150.101.137.143]:55915 "EHLO ipmail03.adl6.internode.on.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726145AbeKHSpA (ORCPT ); Thu, 8 Nov 2018 13:45:00 -0500 Date: Thu, 8 Nov 2018 20:10:25 +1100 From: Dave Chinner Subject: Re: [PATCH] fstest: CrashMonkey tests ported to xfstest Message-ID: <20181108091025.GA6311@dastard> References: <20181104163826.GH12788@desktop> <1B22AFA2-FAF3-45AA-9910-CDBE4AEBFB09@gmail.com> <20181105052217.GT6311@dastard> <46630C6B-77FA-4D15-92E7-43B89AD889A0@gmail.com> <20181106231536.GB8691@thunk.org> <20181106233956.GX6311@dastard> <20181107020922.GY6311@dastard> <20181107040429.GA13539@thunk.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: fstests-owner@vger.kernel.org To: Jayashree Mohan Cc: Theodore Ts'o , Eryu Guan , fstests , Vijaychidambaram Velayudhan Pillai , Amir Goldstein , Filipe Manana List-ID: On Wed, Nov 07, 2018 at 07:41:50PM -0600, Jayashree Mohan wrote: > Hi all, > > We understand the concern about testing times. To choose a middle > ground, Ted's suggestion of using _scratch_mkfs_sized works best for > CrashMonkey specific tests. These tests involve very few files and it > suffices to have a 100MB file system. I tested the patch on ext4, xfs, > btrfs and f2fs on a partition of this size. The overhead due to > _check_scratch_fs after each sub test is in the range of 3-5 seconds 3-5 second per invocation of _check_scratch_fs? > for all these file systems. If this is tolerable, we can force a Not if your numbers that means 300 x 3-5 seconds. That's 15-25 minutes of extra runtime. Cheers, Dave. -- Dave Chinner david@fromorbit.com