Re: [zfs-discuss] sync replication easy way?

2009-09-16 Thread Markus Kovero
2009 20:40 To: Markus Kovero; zfs-discuss@opensolaris.org Subject: RE: [zfs-discuss] sync replication easy way? At 8:25 PM +0300 9/11/09, Markus Kovero wrote: I believe failover is best to be done manually just to be sure active node is really dead before importing it on another node, otherwise

Re: [zfs-discuss] sync replication easy way?

2009-09-12 Thread David Magda
On Sep 11, 2009, at 13:40, Maurice Volaski wrote: At 8:25 PM +0300 9/11/09, Markus Kovero wrote: I believe failover is best to be done manually just to be sure active node is really dead before importing it on another node, otherwise there could be serious issues I think. I believe there

Re: [zfs-discuss] sync replication easy way?

2009-09-11 Thread Maurice Volaski
This method also allows one to nest mirroring or some RAID-z level with mirroring. When I tested it with a older build a while back, I found performance really poor, about 1-2 MB/second, but my environment was also constrained. A major showstopper had been the infamous 3 minute iSCSI timeout,

Re: [zfs-discuss] sync replication easy way?

2009-09-11 Thread Richard Elling
On Sep 11, 2009, at 5:05 AM, Markus Kovero wrote: Hi, I was just wondering following idea, I guess somebody mentioned something similar and I’d like some thoughts on this. 1. create iscsi volume on Node-A and mount it locally with iscsiadm 2. create pool with this local

Re: [zfs-discuss] sync replication easy way?

2009-09-11 Thread Markus Kovero
Elling [mailto:richard.ell...@gmail.com] Sent: 11. syyskuuta 2009 19:53 To: Markus Kovero Cc: zfs-discuss@opensolaris.org Subject: Re: [zfs-discuss] sync replication easy way? On Sep 11, 2009, at 5:05 AM, Markus Kovero wrote: Hi, I was just wondering following idea, I guess somebody mentioned

Re: [zfs-discuss] sync replication easy way?

2009-09-11 Thread Markus Kovero
...@opensolaris.org] On Behalf Of Maurice Volaski Sent: 11. syyskuuta 2009 19:24 To: zfs-discuss@opensolaris.org Subject: Re: [zfs-discuss] sync replication easy way? This method also allows one to nest mirroring or some RAID-z level with mirroring. When I tested it with a older build a while back

Re: [zfs-discuss] sync replication easy way?

2009-09-11 Thread Ross Walker
On Fri, Sep 11, 2009 at 12:53 PM, Richard Elling richard.ell...@gmail.com wrote: On Sep 11, 2009, at 5:05 AM, Markus Kovero wrote: Hi, I was just wondering following idea, I guess somebody mentioned something similar and I’d like some thoughts on this. 1.       create iscsi volume on Node-A

Re: [zfs-discuss] sync replication easy way?

2009-09-11 Thread Maurice Volaski
At 8:25 PM +0300 9/11/09, Markus Kovero wrote: I believe failover is best to be done manually just to be sure active node is really dead before importing it on another node, otherwise there could be serious issues I think. I believe there are many users of Linux-HA, aka heartbeat, who do