0
votes
1answer
310 views

Mirroring iSCSI target to slower drive, asynchronous RAID or block-level replication?

I'm planning on setting up a test iSCSI export on my NAS which will be used by a KVM virtualisation host to store all guest volumes and data. My NAS box is a self-build running CentOS. The device ...
1
vote
1answer
609 views

Best RAID setup for DRBD

I would like to setup a two nodes PROXMOX cluster with DRBD storage. The nodes will be connected by gigabit ethernet. What would be the best storage setup in terms of reliability, performance and ...
1
vote
4answers
1k views

DRBD or similiar RAID over net on slow/limited networks

I am looking for ways to create some kind of file replication without losing too much performance on file operations. A real RAID is not an option due to non-technical constraints. As far as I ...
3
votes
2answers
296 views

SAN replication

My company has only a single storage box (SuperMicro hardware + chassis with a LSI raid card and 12 SAS 7.2k drive) in its current setup. It runs on linux and we hook it up to our fileserver via ...
0
votes
1answer
179 views

DRBD with primary-to-primary as a RAID1 over TCP/IP with both notes read/write?

In my setup I have two machines. Both of them have almost the same setup, except for the amount of RAM. On both sides I want to designate /dev/sdb1 as the underlying device for a common /dev/drbd0. ...