0
votes
0answers
103 views

zfs recovery after hardware failure

My ZFS storage hardware failed including the rpool disks. I installed a new server and tried to import use zfs import -f poolname. I am able to see the pool and the disk utilized. But I am not able to ...
2
votes
1answer
156 views

XenServer Linux guest booting off iSCSI SAN (ZFS storage): Will a non-checksumming guest file system still be at risk?

We are storing files on FreeNAS 9.2 using ZFS. I love the data integrity claims made by ZFS, having randomly lost data in the past on servers using ext3, XFS, and ReiserFS that were not mistreated ...
3
votes
1answer
2k views

How do physical disks passed through ESXi perform vs. passing through HBAs?

Context: I have a SAN operating system (Nexenta) that runs on ESXi. It has a couple of HBAs passed through to it already, via VT-d. All of the HBAs for the SAN OS are full (no free connectors). I ...
13
votes
3answers
2k views

150 TB and growing, but how to grow?

My group currently has two largish storage servers, both NAS running debian linux. The first is an all-in-one 24-disk (SATA) server that is several years old. We have two hardware RAIDS set up on it ...
4
votes
3answers
3k views

When using thin-provisioning with ZFS, how do you make sure you don't run out of physical disk space?

Forgive me if this seems like a fundamental question, but I couldn't really find anything concrete on Google, and I'm not a system administrator by trade. We are setting up a SAN at our office using ...
5
votes
2answers
824 views

Suggestions for a NAS for VMware storage [closed]

I have been looking at Openfiler, and it appears to be a great open-source solution. I haven't seen very much documentation on limitations of OF. We are by no means a Fortune 500 company (yet:) so our ...
1
vote
2answers
697 views

Should I use USB drive for Solaris 11 Express

Debating on if I should use a 16gb USB drive for my Solaris 11 Express SAN server. I intend to use Deduplication which I believe may be IO intensive for the DB. Though I can't be sure. The SAN ...
2
votes
2answers
1k views

Solaris iSCSI SAN

We are looking into building an iSCSI SAN for virtualization and general storage needs. At a prior job I had built an iSCSI SAN using opensolaris (back when it was SUN) and utilized snapshot send/recv ...
2
votes
3answers
4k views

recommend storage platform: Gluster Vs Nexenta

there is a new release version 3.0: http://www.gluster.com/community/documentation/index.php/Gluster_Storage_Platform has anyone tried this for VM storage? how does this compare to any ZFS based ...
14
votes
4answers
4k views

ZFS and SAN — best practices?

Most discussions of ZFS suggest that the hardware RAID be turned off and that ZFS should directly talk to the disks and manage the RAID on the host (instead of the RAID controller). This makes sense ...