Re: [zfs-discuss] zpool import starves machine of memory

2011-08-04 Thread Paul Kraus
Updates to my problem: 1. The destroy operation appears to be restarting from the same point after the system hangs and has to be rebooted. Oracle gave me the following to track progress: echo '::pgrep zpool$ |::walk thread|::findstack -v' | mdb -k | grep dsl_dataset_destroy then take first arg

Re: [zfs-discuss] Large scale performance query

2011-08-04 Thread Rob Cohen
Try mirrors. You will get much better multi-user performance, and you can easily split the mirrors across enclosures. If your priority is performance over capacity, you could experiment with n-way mirros, since more mirrors will load balance reads better than more stripes. -- This message

[zfs-discuss] trouble adding log and cache on SSD to a pool

2011-08-04 Thread Eugen Leitl
I'm a bit solaristarded, can somebody please help? I've got a c3d1 INTEL SS-VLC117500Z8020AG-0001-18.64GB /pci@0,0/pci-ide@14,1/ide@0/cmdk@1,0 which looks like partition print Current partition table (original): Total disk sectors available: 39074830 + 16384 (reserved sectors)

Re: [zfs-discuss] trouble adding log and cache on SSD to a pool

2011-08-04 Thread Larry Liu
root@nexenta:/export/home/eugen# zpool add tank log /dev/dsk/c3d1p0 You should use c3d1s0 here. Th root@nexenta:/export/home/eugen# zpool add tank cache /dev/dsk/c3d1p1 Use c3d1s1. Larry ___ zfs-discuss mailing list zfs-discuss@opensolaris.org

Re: [zfs-discuss] trouble adding log and cache on SSD to a pool

2011-08-04 Thread Eugen Leitl
On Thu, Aug 04, 2011 at 02:43:30PM -0700, Larry Liu wrote: root@nexenta:/export/home/eugen# zpool add tank log /dev/dsk/c3d1p0 You should use c3d1s0 here. Th root@nexenta:/export/home/eugen# zpool add tank cache /dev/dsk/c3d1p1 Use c3d1s1. Thanks, that did the trick!