Re: [zfs-discuss] zfs and raid 51

2009-02-21 Thread Fajar A. Nugraha
2009/2/18 Ragnar Sundblad ra...@csc.kth.se: For our file- and mail servers we have been using mirrored raid-5 chassises, with disksuite and ufs. This has served us well, and the By some reason that I haven't gotten yet, zfs doesn't allow you to put raids upon each other, like

Re: [zfs-discuss] Backing up ZFS snapshots

2009-02-21 Thread David Abrahams
David Magda dmagda at ee.ryerson.ca writes: The format of the [zfs send] stream is evolving. No backwards compatibility is guaranteed. You may not be able to receive your streams on future versions of ZFS. http://docs.sun.com/app/docs/doc/819-2240/zfs-1m If you want to do back

Re: [zfs-discuss] Backing up ZFS snapshots

2009-02-21 Thread Bob Friesenhahn
On Sat, 21 Feb 2009, David Abrahams wrote: If you want to do back ups of your file system use a documented utility (tar, cpio, pax, zip, etc.). Well understood. But does anyone know the long-term intentions of the ZFS developers in this area? The one big disadvantage of the It would be

Re: [zfs-discuss] Backing up ZFS snapshots

2009-02-21 Thread Tim
On Sat, Feb 21, 2009 at 11:26 AM, Bob Friesenhahn bfrie...@simple.dallas.tx.us wrote: On Sat, 21 Feb 2009, David Abrahams wrote: If you want to do back ups of your file system use a documented utility (tar, cpio, pax, zip, etc.). Well understood. But does anyone know the long-term

Re: [zfs-discuss] Backing up ZFS snapshots

2009-02-21 Thread Bob Friesenhahn
On Sat, 21 Feb 2009, Tim wrote: No, he's not asking them to predict the future. Don't be a dick. He's asking if they can share some of their intentions based on their current internal roadmap. If you're telling me Sun doesn't have a 1yr/2yr/3yr roadmap for ZFS I'd say we're all in some

Re: [zfs-discuss] Backing up ZFS snapshots

2009-02-21 Thread Tim
On Sat, Feb 21, 2009 at 12:18 PM, Bob Friesenhahn bfrie...@simple.dallas.tx.us wrote: ZFS is principally already developed. It is now undergoing feature improvement, performance, and stability updates. Perhaps entries in the OpenSolaris bug tracking system may reveal what is requested to

Re: [zfs-discuss] Backing up ZFS snapshots

2009-02-21 Thread Ian Collins
David Abrahams wrote: David Magda dmagda at ee.ryerson.ca writes: The format of the [zfs send] stream is evolving. No backwards compatibility is guaranteed. You may not be able to receive your streams on future versions of ZFS. http://docs.sun.com/app/docs/doc/819-2240/zfs-1m

Re: [zfs-discuss] RFE for two-level ZFS

2009-02-21 Thread Gary Mills
On Thu, Feb 19, 2009 at 12:36:22PM -0800, Brandon High wrote: On Thu, Feb 19, 2009 at 6:18 AM, Gary Mills mi...@cc.umanitoba.ca wrote: Should I file an RFE for this addition to ZFS? The concept would be to run ZFS on a file server, exporting storage to an application server where ZFS also

Re: [zfs-discuss] Backing up ZFS snapshots

2009-02-21 Thread Bob Friesenhahn
On Sat, 21 Feb 2009, Tim wrote: Well given that I *KNOW* Sun isn't making shit up as they go along, and I have *SEEN* some of their plans under NDA, I'll just outright call bullshit. I was trying to be nice about it. If you're making stuff up as you go along that's likely why you're struggling.

Re: [zfs-discuss] Backing up ZFS snapshots

2009-02-21 Thread Miles Nordin
da == David Abrahams d...@boostpro.com writes: ic == Ian Collins i...@ianshome.com writes: da disadvantage of the recommended approaches shows up when you da start taking advantage of ZFS to clone filesystems without da replicating storage. Using zfs send will avoid representing

Re: [zfs-discuss] [basic] zfs operations on zpool

2009-02-21 Thread Harry Putnam
Bob Friesenhahn bfrie...@simple.dallas.tx.us writes: I created a receptacle with zpool zpool create zbk raidz1 c5t0d0 c5t1d0 c5t2d0 (With compression turned on) As seen my zfs zfs list zbk NAME USED AVAIL REFER MOUNTPOINT zbk106G 50.5G 106G /zbk As seen by zpool zpool list

Re: [zfs-discuss] Backing up ZFS snapshots

2009-02-21 Thread Ian Collins
Miles Nordin wrote: ic I wouldn't have any serious concerns about backing up ic snapshots provided the stream version was on the tape label ic and I had a backup of the Solaris release (or a virtual ic machine) that produced them. I would have serious concerns doing that because

Re: [zfs-discuss] [basic] zfs operations on zpool

2009-02-21 Thread Bob Friesenhahn
On Sat, 21 Feb 2009, Harry Putnam wrote: Probably the wrong move now that its clear how I screwed this up. I'm thinking something like this might clean things up? cd /rbk Starting with: ls -F . chub/ harvey/ mob1/ mob1MyBackup.tib zfs destroy -r mob1 mkdir -p mob1/acronis/022009/

Re: [zfs-discuss] Backing up ZFS snapshots

2009-02-21 Thread David Abrahams
on Sat Feb 21 2009, Miles Nordin carton-AT-Ivy.NET wrote: da == David Abrahams d...@boostpro.com writes: ic == Ian Collins i...@ianshome.com writes: da disadvantage of the recommended approaches shows up when you da start taking advantage of ZFS to clone filesystems without da

[zfs-discuss] Confused about zfs recv -d, apparently

2009-02-21 Thread David Dyer-Bennet
First, it fails because the destination directory doesn't exist. Then it fails because it DOES exist. I really expected one of those to work. So, what am I confused about now? (Running 2008.11) # zpool import -R /backups/bup-ruin bup-ruin # zfs send -R z...@bup-20090222-054457utc | zfs

Re: [zfs-discuss] [basic] zfs operations on zpool

2009-02-21 Thread Harry Putnam
Bob Friesenhahn bfrie...@simple.dallas.tx.us writes: You might want to think a bit more before you get started. While there is an implicit usable filesystem at the pool root ('/rbk'), there is considerable value with creating subordinate filesystems using 'zfs create' because then you will