Displaying 3 results from an estimated 3 matches for "9520v".
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95205
2006 Sep 17
2
ZFS layout on hardware RAID-5?
...and allows ZFS self-healing
properties, with reasonable space utilization, while taking advantage
of the NV cache in the array for write acceleration. Well, that''s the
approach that seems to match our needs, anyway.
However, the disk array we have (not a new purchase) is a Hitachi (HDS)
9520V, consisting mostly of SATA drives. This array does not support
RAID-0 for some reason (one can guess that HDS does not want to provide
the ammunition for self-foot-shooting involving SATA drives). Our pressing
question is how to configure a shelf of 15 400GB SATA drives, with the idea
that we may...
2007 Nov 27
4
SAN arrays with NVRAM cache : ZIL and zfs_nocacheflush
Hi,
I read some articles on solarisinternals.com like "ZFS_Evil_Tuning_Guide" on http://www.solarisinternals.com/wiki/index.php/ZFS_Evil_Tuning_Guide . They clearly suggest to disable cache flush http://www.solarisinternals.com/wiki/index.php/ZFS_Evil_Tuning_Guide#FLUSH .
It seems to be the only serious article on the net about this subject.
Could someone here state on this
2007 Sep 04
23
I/O freeze after a disk failure
Hi all,
yesterday we had a drive failure on a fc-al jbod with 14 drives.
Suddenly the zpool using that jbod stopped to respond to I/O requests and we get tons of the following messages on /var/adm/messages:
Sep 3 15:20:10 fb2 scsi: [ID 107833 kern.warning] WARNING: /scsi_vhci/disk at g20000004cfd81b9f (sd52):
Sep 3 15:20:10 fb2 SCSI transport failed: reason ''timeout'':