3
votes
2answers
39 views

hba for software raid

In a software raid environment, is HBA failure the same as a hardware RAID controller failure? Do you still have to find the same model HBA to put into a different server in order for the drives to ...
-1
votes
1answer
159 views

Software RAID for a petabyte storage array [closed]

I'm trying to build my first personal storage area network (flexible downtime, speed is not a priority) to hit 1 petabyte on a budget, and am considering a modification of the Backblaze pod as the ...
0
votes
2answers
565 views

Linking FreeNAS Boxes

I have two different FreeNAS boxes that are being used for storage. It is possible to link them in a manner that the linked connection can be presented as a single storage destination for clients? ...
4
votes
1answer
6k views

KVM guest io is much slower than host io: is that normal?

I have a Qemu-KVM host system setup on CentOS 6.3. Four 1TB SATA HDDs working in Software RAID10. Guest CentOS 6.3 is installed on separate LVM. People say that they see guest performance almost equal ...
0
votes
1answer
95 views

Bandwidth efficient software RAID [closed]

I have this crazy idea .. that might just work if I find my missing piece Take network with 40 windows workstations (on 24 hours) Each machine uses 20 GB out of 500 GB capacity Install free copy of ...
0
votes
1answer
306 views

Redundancy on the Freenas install itself?

I'm wondering what kind of redundancy I can put in place for the Freenas install itself. If the drive that Freenas is installed on fails, does that mean all my raid volumes are gone since its all ...
1
vote
1answer
800 views

Linux software raid GUI monitor for GNOME

I prefer mdadm to administrate my raid and I currently use a script to see the raid status. Running a (php)script to see the status is not exactly the most smooth experience for me so I have been ...
1
vote
1answer
717 views

FlexRaid - how to auto start a storage pool on boot?

When I reboot my windows machine my FlexRaid storage pool drive letter does not automatically appear. I have to open FlexRaid, open the pool and click the Publish / Re-Start button then it appears. ...
2
votes
3answers
3k views

Windows 2008 RAID Failed Redudancy - which is the “current” disk?

I have a Windows 2008 Server with a two-drive software RAID 1 (mirroring). Last night one of the drives apparently failed (just disappeared from the system) and I had to boot from the secondary plex ...
8
votes
3answers
5k views

LVM volume group shared between KVM/libvirt host and guests: is this a bad idea?

I have just built a shiny new KVM/libvirt-based virtual machine host, containing 4 SATA II hard drives, and running CentOS 5.5 x86_64. I have decided to create virtual machine disks as logical ...
2
votes
5answers
388 views

Future proof RAID-like storage solution in Linux

I'm currently running my storage server on 4x1TB disks in RAID5. There are no issues here, no lack of speed, no lack of performance. But now these disks are getting out of free space and I have the ...