Re: [zfs-discuss] Mirrored Servers

2010-05-10 Thread Maurice Volaski
It sounds like you are looking for AVS. Consider a replication scenario where A is primary and B, secondary and A fails. Say you get A up again on Monday AM, but you are unable to summarily shut down B to bring A back online until Friday evening. During that whole time, you will not have a cu

Re: [zfs-discuss] Mirrored Servers

2010-05-09 Thread Richard Elling
On May 8, 2010, at 7:01 PM, Tony wrote: > Ok, this is definitely the kind of feedback I was looking for. I'll have > to check out the docs on these technologies it looks like. Appreciate it. > > I figured I would load balance the hosts with a Cisco device, since I can get > around the IOS o

Re: [zfs-discuss] Mirrored Servers

2010-05-08 Thread Tony
Ok, this is definitely the kind of feedback I was looking for. I'll have to check out the docs on these technologies it looks like. Appreciate it. I figured I would load balance the hosts with a Cisco device, since I can get around the IOS ok. I want to offer a online backup service that pr

Re: [zfs-discuss] Mirrored Servers

2010-05-08 Thread Ben Rockwood
On 5/8/10 3:07 PM, Tony wrote: > Lets say I have two servers, both running opensolaris with ZFS. I basically > want to be able to create a filesystem where the two servers have a common > volume, that is mirrored between the two. Meaning, each server keeps an > identical, real time backup of the

Re: [zfs-discuss] Mirrored Servers

2010-05-08 Thread Richard Elling
On May 8, 2010, at 3:07 PM, Tony wrote: > Lets say I have two servers, both running opensolaris with ZFS. I basically > want to be able to create a filesystem where the two servers have a common > volume, that is mirrored between the two. In ZFS, file systems live in pools. Only one node can hav

Re: [zfs-discuss] Mirrored Servers

2010-05-08 Thread Ian Collins
On 05/ 9/10 10:07 AM, Tony wrote: Lets say I have two servers, both running opensolaris with ZFS. I basically want to be able to create a filesystem where the two servers have a common volume, that is mirrored between the two. Meaning, each server keeps an identical, real time backup of the ot

[zfs-discuss] Mirrored Servers

2010-05-08 Thread Tony
Lets say I have two servers, both running opensolaris with ZFS. I basically want to be able to create a filesystem where the two servers have a common volume, that is mirrored between the two. Meaning, each server keeps an identical, real time backup of the other's data directory. Set them both