From: Christoph Hellwig <hch@infradead.org>
To: "Darrick J. Wong" <darrick.wong@oracle.com>
Cc: Dave Chinner <david@fromorbit.com>,
Christoph Hellwig <hch@infradead.org>,
linux-xfs@vger.kernel.org
Subject: Re: [PATCH 8/8] xfs: cache unlinked pointers in an rhashtable
Date: Sat, 2 Feb 2019 08:07:15 -0800 [thread overview]
Message-ID: <20190202160714.GA12145@infradead.org> (raw)
In-Reply-To: <20190202043159.GN5761@magnolia>
On Fri, Feb 01, 2019 at 08:31:59PM -0800, Darrick J. Wong wrote:
>
> I wrote a silly program to open as many O_TMPFILE files as it can and
> then close them all. I wrapped that in a script to crank up ulimit -n
> to fs.file_max (which on this VM was about 194000 files) and came up
> with this on a 5.0-rc4 kernel with deferred inactivation and iunlink
> backref caching:
Ah, cool. Maybe throw a one-line summary of the results into the commit
log for the next version.
next prev parent reply other threads:[~2019-02-02 16:07 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-31 23:17 [PATCH 0/8] xfs: incore unlinked list Darrick J. Wong
2019-01-31 23:17 ` [PATCH 1/8] xfs: clean up iunlink functions Darrick J. Wong
2019-02-01 8:01 ` Christoph Hellwig
2019-02-02 19:15 ` Darrick J. Wong
2019-01-31 23:18 ` [PATCH 2/8] xfs: track unlinked inode counts in per-ag data Darrick J. Wong
2019-02-01 18:59 ` Brian Foster
2019-02-01 19:33 ` Darrick J. Wong
2019-02-02 16:14 ` Christoph Hellwig
2019-02-02 19:28 ` Darrick J. Wong
2019-01-31 23:18 ` [PATCH 3/8] xfs: refactor AGI unlinked bucket updates Darrick J. Wong
2019-02-01 19:00 ` Brian Foster
2019-02-02 19:50 ` Darrick J. Wong
2019-02-02 16:21 ` Christoph Hellwig
2019-02-02 19:51 ` Darrick J. Wong
2019-01-31 23:18 ` [PATCH 4/8] xfs: strengthen AGI unlinked inode bucket pointer checks Darrick J. Wong
2019-02-01 19:00 ` Brian Foster
2019-02-02 16:22 ` Christoph Hellwig
2019-01-31 23:18 ` [PATCH 5/8] xfs: refactor inode unlinked pointer update functions Darrick J. Wong
2019-02-01 19:01 ` Brian Foster
2019-02-02 22:00 ` Darrick J. Wong
2019-02-02 16:27 ` Christoph Hellwig
2019-02-02 20:29 ` Darrick J. Wong
2019-01-31 23:18 ` [PATCH 6/8] xfs: hoist unlinked list search and mapping to a separate function Darrick J. Wong
2019-02-01 19:01 ` Brian Foster
2019-02-02 20:46 ` Darrick J. Wong
2019-02-04 13:18 ` Brian Foster
2019-02-04 16:31 ` Darrick J. Wong
2019-02-02 16:30 ` Christoph Hellwig
2019-02-02 20:42 ` Darrick J. Wong
2019-02-02 16:51 ` Christoph Hellwig
2019-01-31 23:18 ` [PATCH 7/8] xfs: add tracepoints for high level iunlink operations Darrick J. Wong
2019-02-01 19:01 ` Brian Foster
2019-02-01 19:14 ` Darrick J. Wong
2019-01-31 23:18 ` [PATCH 8/8] xfs: cache unlinked pointers in an rhashtable Darrick J. Wong
2019-02-01 8:03 ` Christoph Hellwig
2019-02-01 23:59 ` Dave Chinner
2019-02-02 4:31 ` Darrick J. Wong
2019-02-02 16:07 ` Christoph Hellwig [this message]
2019-02-01 19:29 ` Brian Foster
2019-02-01 19:40 ` Darrick J. Wong
2019-02-02 17:01 ` Christoph Hellwig
2019-02-01 7:57 ` [PATCH 0/8] xfs: incore unlinked list Christoph Hellwig
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