Re: [zfs-discuss] [storage-discuss] ZFS and SNDR..., now I'm confused.

2009-03-06 Thread Nicolas Williams
On Fri, Mar 06, 2009 at 10:05:46AM -0700, Neil Perrin wrote: On 03/06/09 08:10, Jim Dunham wrote: A simple test I performed to verify this, was to append to a ZFS file (no synchronous filesystem options being set) a series of blocks with a block order pattern contained within. At some random

Re: [zfs-discuss] [storage-discuss] ZFS and SNDR..., now I'm confused.

2009-03-06 Thread Jim Dunham
Nicolas, On Fri, Mar 06, 2009 at 10:05:46AM -0700, Neil Perrin wrote: On 03/06/09 08:10, Jim Dunham wrote: A simple test I performed to verify this, was to append to a ZFS file (no synchronous filesystem options being set) a series of blocks with a block order pattern contained within. At

Re: [zfs-discuss] [storage-discuss] ZFS and SNDR..., now I'm confused.

2009-03-06 Thread Nicolas Williams
On Fri, Mar 06, 2009 at 03:10:41PM -0500, Jim Dunham wrote: Wouldn't one have to quiesce (export) the pool on the primary before importing it on the secondary? No. ZFS is always on-disk consistent, so as long as SNDR is in logging mode, zpool import will work on the secondary node. As