Re: [zfs-discuss] mv between ZFSs on same zpool

2008-06-23 Thread Darren Reed
Yaniv Aknin wrote: > Thanks for the reference. > > I read that thread to the end, and saw there are some complex considerations > regarding changing st_dev on an open file, but no decision. Despite this > complexity, I think the situation is quite brain damanged - I'm moving large > files betwee

Re: [zfs-discuss] mv between ZFSs on same zpool

2008-06-22 Thread Yaniv Aknin
Thanks for the reference. I read that thread to the end, and saw there are some complex considerations regarding changing st_dev on an open file, but no decision. Despite this complexity, I think the situation is quite brain damanged - I'm moving large files between ZFSs all the time, otherwise

Re: [zfs-discuss] mv between ZFSs on same zpool

2008-06-22 Thread Richard Elling
Yaniv Aknin wrote: > Hi, > > Obviously, moving ('renaming') files between ZFSs on the same zpools is just > like a move between any other two filesystems, requiring full copy of the > data and deletion of the old file. > > I was wondering if there is (and why there isn't) an optimization inside Z

[zfs-discuss] mv between ZFSs on same zpool

2008-06-21 Thread Yaniv Aknin
Hi, Obviously, moving ('renaming') files between ZFSs on the same zpools is just like a move between any other two filesystems, requiring full copy of the data and deletion of the old file. I was wondering if there is (and why there isn't) an optimization inside ZFS, thus that copy between ZFS