On Wed, Sep 24, 2008 at 11:43:13AM +0300, Török Edwin wrote:
> I am happily using xfs for /var, /usr and /, and I am very pleased with
> the read speed.
> I've just recommended xfs to a friend, and he complained about the speed
> of rm.
> I did a test on my box, and indeed the speed of rm is order of magnitude
> slower compared to reiserfs.
> I already use lazy-count, and noatime/nodiratime. Write barriers are off
> because I run on raid10.
> Is there anything else I can tune to get faster rm speed?
mount -o logbsize=262144 <dev> <mtpt>
> # mount | grep var
> /dev/mapper/vg--all-lv--var on /var type xfs (rw,noatime,nodiratime)
BTW, noatime implies nodiratime - you don't ned to specify both.
> tmpfs 2.0G 12K 2.0G 1% /lib/init/rw
> udev 10M 188K 9.9M 2% /dev
> tmpfs 2.0G 0 2.0G 0% /dev/shm
> 100G 5.3G 95G 6% /usr
> 1.3T 230G 1.1T 18% /var
At 1.1T, you probably want to use inode64 for /var. The different
allocation strategy of inode32 can be substantially slower than