From: Dave Chinner <david@fromorbit.com>
To: Zhi Yong Wu <zwu.kernel@gmail.com>
Cc: linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org,
linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org,
linuxram@linux.vnet.ibm.com, viro@zeniv.linux.org.uk,
dave@jikos.cz, tytso@mit.edu, cmm@us.ibm.com,
Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Subject: Re: [RFC v3 00/13] vfs: hot data tracking
Date: Thu, 18 Oct 2012 15:29:16 +1100 [thread overview]
Message-ID: <20121018042916.GP2739@dastard> (raw)
In-Reply-To: <CAEH94Lgfev1qg2S+2-D5VMtVgSES3cFw0KmJSJr5HObyhA8sbg@mail.gmail.com>
On Wed, Oct 17, 2012 at 04:57:14PM +0800, Zhi Yong Wu wrote:
> On Tue, Oct 16, 2012 at 4:42 AM, Dave Chinner <david@fromorbit.com> wrote:
> > On Wed, Oct 10, 2012 at 06:07:22PM +0800, zwu.kernel@gmail.com wrote:
> >> From: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
....
> > (*) Tested on an empty 17TB XFS filesystem with:
> >
> > $ sudo mkfs.xfs -f -l size=131072b,sunit=8 /dev/vdc
> > meta-data=/dev/vdc isize=256 agcount=17, agsize=268435455 blks
> > = sectsz=512 attr=2, projid32bit=0
> > data = bsize=4096 blocks=4563402735, imaxpct=5
> > = sunit=0 swidth=0 blks
> > naming =version 2 bsize=4096 ascii-ci=0
> > log =internal log bsize=4096 blocks=131072, version=2
> > = sectsz=512 sunit=1 blks, lazy-count=1
> > realtime =none extsz=4096 blocks=0, rtextents=0
> > $ sudo mount -o logbsize=256k /dev/vdc /mnt/scratch
> > $ sudo chmod 777 /mnt/scratch
> > $ fs_mark -D 10000 -S0 -n 100000 -s 1 -L 63 -d \
> > /mnt/scratch/0 -d /mnt/scratch/1 -d /mnt/scratch/2 -d \
> > /mnt/scratch/3 -d /mnt/scratch/4 -d /mnt/scratch/5 -d \
> > /mnt/scratch/6 -d /mnt/scratch/7
> > .....
> > 0 21600000 1 16679.3 12552262
> > 0 22400000 1 15412.4 12588587
> > 0 23200000 1 16367.6 14199322
> > 0 24000000 1 15680.4 15741205
> > <hangs here w/ OOM>
> ^^^^In this test, i haven't see you enable hot_track function via
> mount, why did it meet OOM?
I copied the wrong mount command. It was definitely enabled.
Cheers,
Dave.
--
Dave Chinner
david@fromorbit.com
next prev parent reply other threads:[~2012-10-18 4:29 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-10 10:07 [RFC v3 00/13] vfs: hot data tracking zwu.kernel
2012-10-10 10:07 ` [RFC v3 01/13] btrfs: add one new mount option '-o hot_track' zwu.kernel
[not found] ` <5075632c.03cc440a.1b33.7805SMTPIN_ADDED@mx.google.com>
2012-10-10 12:21 ` Zhi Yong Wu
2012-10-10 13:11 ` Lukáš Czerner
2012-10-10 13:16 ` Zhi Yong Wu
2012-10-10 16:28 ` David Sterba
2012-10-11 13:41 ` Zhi Yong Wu
2012-10-11 14:35 ` Zhi Yong Wu
2012-10-11 14:41 ` David Sterba
2012-10-11 14:46 ` Zhi Yong Wu
2012-10-10 10:07 ` [RFC v3 02/13] vfs: introduce private radix tree structures zwu.kernel
2012-10-10 15:34 ` David Sterba
2012-10-11 13:35 ` Zhi Yong Wu
2012-10-10 10:07 ` [RFC v3 03/13] vfs: Initialize and free main data structures zwu.kernel
2012-10-10 10:07 ` [RFC v3 04/13] vfs: add function for collecting raw access info zwu.kernel
2012-10-10 10:07 ` [RFC v3 05/13] vfs: add two map arrays zwu.kernel
2012-10-10 10:07 ` [RFC v3 06/13] vfs: add hooks to enable hot data tracking zwu.kernel
2012-10-10 10:07 ` [RFC v3 07/13] vfs: add function for updating map arrays zwu.kernel
2012-10-10 10:07 ` [RFC v3 08/13] vfs: add aging function for old map info zwu.kernel
2012-10-10 10:07 ` [RFC v3 09/13] vfs: add one wq to update map info periodically zwu.kernel
2012-10-16 0:27 ` Dave Chinner
2012-10-17 6:34 ` Zhi Yong Wu
2012-10-18 2:25 ` Zheng Liu
2012-10-18 2:26 ` Zhi Yong Wu
2012-10-10 10:07 ` [RFC v3 10/13] vfs: register one memory shrinker zwu.kernel
2012-10-10 10:07 ` [RFC v3 11/13] vfs: add 3 new ioctl interfaces zwu.kernel
2012-10-15 7:48 ` Dave Chinner
2012-10-15 7:57 ` Zhi Yong Wu
2012-10-16 3:17 ` Dave Chinner
2012-10-16 4:18 ` Zhi Yong Wu
2012-10-19 8:21 ` Zhi Yong Wu
2012-10-10 10:07 ` [RFC v3 12/13] vfs: add debugfs support zwu.kernel
2012-10-10 16:53 ` David Sterba
2012-10-10 21:05 ` David Sterba
2012-10-15 7:55 ` Dave Chinner
2012-10-15 8:15 ` Zhi Yong Wu
2012-10-15 8:04 ` Dave Chinner
2012-10-15 8:47 ` Zhi Yong Wu
2012-10-10 10:07 ` [RFC v3 13/13] vfs: add documentation zwu.kernel
2012-10-15 0:35 ` Zheng Liu
2012-10-15 7:04 ` Zhi Yong Wu
2012-10-15 0:39 ` [RFC v3 00/13] vfs: hot data tracking Zheng Liu
2012-10-15 7:05 ` Zhi Yong Wu
2012-10-15 20:42 ` Dave Chinner
2012-10-17 8:57 ` Zhi Yong Wu
2012-10-18 4:29 ` Dave Chinner [this message]
2012-10-18 4:44 ` Zhi Yong Wu
2012-10-18 5:17 ` Dave Chinner
2012-10-18 5:24 ` Zhi Yong Wu
2012-10-19 8:29 ` Zhi Yong Wu
2012-10-16 0:04 ` [PATCH] xfs: add hot tracking support Dave Chinner
2012-11-07 8:38 ` Zhi Yong Wu
2012-11-08 5:13 ` Dave Chinner
2012-10-16 0:11 ` [RFC v3 00/13] vfs: hot data tracking Dave Chinner
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