On Thu, Oct 18, 2012 at 12:44:47PM +0800, Zhi Yong Wu wrote: > On Thu, Oct 18, 2012 at 12:29 PM, Dave Chinner <da...@fromorbit.com> wrote: > > 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 <da...@fromorbit.com> wrote: > >> > On Wed, Oct 10, 2012 at 06:07:22PM +0800, zwu.ker...@gmail.com wrote: > >> >> From: Zhi Yong Wu <wu...@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. > OK, BTW: fs_mark is the script written by you? After xfsprogs is > installed, i haven't found this command.
# apt-get install fsmark Or get the source here: http://sourceforge.net/projects/fsmark/ Cheers, Dave. -- Dave Chinner da...@fromorbit.com -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
