[zfs-discuss] Are there general guide to put ZFS on steroids?
guletz2002 at gmail.com
Sat Oct 26 11:13:48 EDT 2013
Pe 26.10.2013 17:48, "aurfalien" <aurfalien at gmail.com> a scris:
> Forgot to add, ensure an ashift of 12.
> On Oct 26, 2013, at 3:08 AM, Arman Khalatyan wrote:
> > I know this is almost repeating question, coming and going like a
> > I am planning new storage with zfs compression and no deduplication.
> > What kind of hardware configuration one should have to get most of the
> > My thoughts:
> > Running software backuppc and rsync:
> > this means zfs and software shares same hardware, eg ram,cache,cpu.
> > hardware:
> > dual xeon CPU E5-2630 with 64GB RAM.
> > 2 LSI controllers each connected to 12 SATA 7200 4TB disks in JBOD
> > zfs config:
> > each pairs of 12 disks are in mirror mode:
> > mirror-0 ONLINE 0 0 0
> > sdp(controller1) ONLINE 0 0 0
> > sdq(controller2) ONLINE 0 0 0
> > .....etc..
> > 2 striped(with onboard fakeraid) SSDs as a cache.(500GB)
> > atime=off
> > compression=gzip-4(this is best suited for our data)
> > xattr=off
> > sync=standard
> > primarycache all
> > secondarycache all
> > What else can be done to speedup performance?
> > The number of files are more than 100Mln, the Backuppc linking is
With about 7Mln files, with Backuppc my backups job take almost 4 hours.
With rsync scripts the same backup take at maximum 1 hour. Insted of
backuppc You can try rsnapshot.
> > thanks,
> > Arman.
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