Re: [zfs-discuss] Project Proposal: Availability Suite

2007-02-05 Thread Frank Hofmann
Btw, in case that gets lost between my devil's advocatism: A happy +1 from me for the proposal ! FrankH. ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-02-05 Thread Frank Hofmann
On Mon, 5 Feb 2007, Jim Dunham wrote: Frank, On Fri, 2 Feb 2007, Torrey McMahon wrote: Jason J. W. Williams wrote: Hi Jim, Thank you very much for the heads up. Unfortunately, we need the write-cache enabled for the application I was thinking of combining this with. Sounds like SNDR and ZFS

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-02-05 Thread Jim Dunham
Frank, On Fri, 2 Feb 2007, Torrey McMahon wrote: Jason J. W. Williams wrote: Hi Jim, Thank you very much for the heads up. Unfortunately, we need the write-cache enabled for the application I was thinking of combining this with. Sounds like SNDR and ZFS need some more soak time together befor

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-02-05 Thread Frank Hofmann
On Fri, 2 Feb 2007, Torrey McMahon wrote: Jason J. W. Williams wrote: Hi Jim, Thank you very much for the heads up. Unfortunately, we need the write-cache enabled for the application I was thinking of combining this with. Sounds like SNDR and ZFS need some more soak time together before you ca

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-02-02 Thread mike
My two (everyman's) cents - could something like this be modeled after MySQL replication or even something like DRBD (drbd.org) ? Seems like possibly the same idea. On 1/26/07, Jim Dunham <[EMAIL PROTECTED]> wrote: Project Overview: ... ___ zfs-discus

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-02-02 Thread Torrey McMahon
Jonathan Edwards wrote: On Feb 2, 2007, at 15:35, Nicolas Williams wrote: Unlike traditional journalling replication, a continuous ZFS send/recv scheme could deal with resource constraints by taking a snapshot and throttling replication until resources become available again. Replication throt

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-02-02 Thread Jonathan Edwards
On Feb 2, 2007, at 15:35, Nicolas Williams wrote: Unlike traditional journalling replication, a continuous ZFS send/recv scheme could deal with resource constraints by taking a snapshot and throttling replication until resources become available again. Replication throttling would mean losing s

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-02-02 Thread Torrey McMahon
Nicolas Williams wrote: On Fri, Feb 02, 2007 at 03:17:17PM -0500, Torrey McMahon wrote: Nicolas Williams wrote: But a continuous zfs send/recv would be cool too. In fact, I think ZFS tightly integrated with SNDR wouldn't be that much different from a continuous zfs send/recv. Ev

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-02-02 Thread Nicolas Williams
On Fri, Feb 02, 2007 at 03:17:17PM -0500, Torrey McMahon wrote: > Nicolas Williams wrote: > >But a continuous zfs send/recv would be cool too. In fact, I think ZFS > >tightly integrated with SNDR wouldn't be that much different from a > >continuous zfs send/recv. > > Even better with snapshots, a

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-02-02 Thread Torrey McMahon
Nicolas Williams wrote: On Fri, Jan 26, 2007 at 05:15:28PM -0700, Jason J. W. Williams wrote: Could the replication engine eventually be integrated more tightly with ZFS? That would be slick alternative to send/recv. But a continuous zfs send/recv would be cool too. In fact, I think Z

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-02-02 Thread Nicolas Williams
On Fri, Jan 26, 2007 at 05:15:28PM -0700, Jason J. W. Williams wrote: > Could the replication engine eventually be integrated more tightly > with ZFS? That would be slick alternative to send/recv. But a continuous zfs send/recv would be cool too. In fact, I think ZFS tightly integrated with SNDR

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-02-02 Thread Torrey McMahon
Jason J. W. Williams wrote: Hi Jim, Thank you very much for the heads up. Unfortunately, we need the write-cache enabled for the application I was thinking of combining this with. Sounds like SNDR and ZFS need some more soak time together before you can use both to their full potential together?

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-01-29 Thread Jason J. W. Williams
Hi Jim, Thank you very much for the heads up. Unfortunately, we need the write-cache enabled for the application I was thinking of combining this with. Sounds like SNDR and ZFS need some more soak time together before you can use both to their full potential together? Best Regards, Jason On 1/2

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-01-29 Thread Jim Dunham
Jason, Thank you for the detailed explanation. It is very helpful to understand the issue. Is anyone successfully using SNDR with ZFS yet? Of the opportunities I've been involved with the answer is yes, but so far I've not seen SNDR with ZFS in a production environment, but that does not mean

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-01-29 Thread Jason J. W. Williams
Thank you for the detailed explanation. It is very helpful to understand the issue. Is anyone successfully using SNDR with ZFS yet? Best Regards, Jason On 1/26/07, Jim Dunham <[EMAIL PROTECTED]> wrote: Jason J. W. Williams wrote: > Could the replication engine eventually be integrated more tigh

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-01-26 Thread Jim Dunham
Jason J. W. Williams wrote: Could the replication engine eventually be integrated more tightly with ZFS? Not it in the present form. The architecture and implementation of Availability Suite is driven off block-based replication at the device level (/dev/rdsk/...), something that allows the pro

Re: [zfs-discuss] Project Proposal: Availability Suite

2007-01-26 Thread Jason J. W. Williams
Could the replication engine eventually be integrated more tightly with ZFS? That would be slick alternative to send/recv. Best Regards, Jason On 1/26/07, Jim Dunham <[EMAIL PROTECTED]> wrote: Project Overview: I propose the creation of a project on opensolaris.org, to bring to the community