Sun Fire X4500, FreeBSD and ZFS

[Pawel Jakub Dawidek]

On Tue, May 01, 2007 at 10:33:10AM +0200, Kenneth Vestergaard Schmidt wrote:
> Mjello.
> 
> Just thought I'd say that we've got a Sun Fire X4500 running with
> -CURRENT as of yesterday and ZFS. Works beautifully, after we disabled
> MSI and increased VM_KMEM_SIZE_MAX.
> 
> Without the increased VM_KMEM_SIZE_MAX, we got the usual panic (kmem_map
> too small). I haven't tried adjusting maxvnodes - that might also have
> helped. However, the machine has 16 GB RAM, so it might as well be used
> for something. I'm not quite sure how to tweak the box efficiently, but
> for now the bottleneck is our network, so we're going to upgrade some
> pieces and try again.
> 
> We configured the 48 drives as follows:
> 
> - ad52 and ad60 are magic - the BIOS is hardcoded to boot from them, so
>   we put them in a gmirror
> - 5 RAIDZ2's, each with 9 disks, for a usable total of 7 per array
> - one global hotspare
> 
> # zpool list
> NAME                    SIZE    USED   AVAIL    CAP  HEALTH     ALTROOT
> void                   20.3T   62.1G   20.3T     0%  ONLINE     -
> 
> # zfs list
> NAME          USED  AVAIL  REFER  MOUNTPOINT
> void         48.2G  15.5T  41.9K  /void
> 
> All in all, a fun little toy :)

If it's just a little toy for your, maybe you want to replace it with my
teddy bear?:)

Great to hear that this beast works with FreeBSD!! Any chance we can
trick you into performance comparsion between Solaris/ZFS and
FreeBSD/ZFS?:)

-- 
Pawel Jakub Dawidek                       http://www.wheel.pl
pjd at FreeBSD.org                           http://www.FreeBSD.org
FreeBSD committer                         Am I Evil? Yes, I Am!
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