Re: [OpenIndiana-discuss] All of a sudden I'm feeling stupid.... Where does the COW and the newly written data go for snapshots?

2015-05-15 Thread Hans J Albertsson
Thanks for the reminder on atime. I promise to read the manuals closer in the future! Hans J. Albertsson From my Nexus 5 Den 14 maj 2015 22:39 skrev David Brodbeck bro...@uw.edu: Yeah, sorry, I admin a lot of Linux servers so I'm used to thinking of it generically as 'noatime'. :) On Thu,

Re: [OpenIndiana-discuss] All of a sudden I'm feeling stupid.... Where does the COW and the newly written data go for snapshots?

2015-05-14 Thread David Brodbeck
Yeah, sorry, I admin a lot of Linux servers so I'm used to thinking of it generically as 'noatime'. :) On Thu, May 14, 2015 at 4:02 AM, James Carlson carls...@workingcode.com wrote: On 05/14/15 05:15, Hans J. Albertsson wrote: noatime, isn't that a UFS specific mount option?? There's a ZFS

Re: [OpenIndiana-discuss] All of a sudden I'm feeling stupid.... Where does the COW and the newly written data go for snapshots?

2015-05-14 Thread Hans J. Albertsson
noatime, isn't that a UFS specific mount option?? Can this be done in mount_nfs?? On 2015-05-13 21:36, David Brodbeck wrote: On Wed, May 13, 2015 at 4:33 AM, Udo Grabowski (IMK) udo.grabow...@kit.edu wrote: On 13/05/2015 09:20, Hans J. Albertsson wrote: This is what it looks like on the

Re: [OpenIndiana-discuss] All of a sudden I'm feeling stupid.... Where does the COW and the newly written data go for snapshots?

2015-05-14 Thread James Carlson
On 05/14/15 05:15, Hans J. Albertsson wrote: noatime, isn't that a UFS specific mount option?? There's a ZFS equivalent: % man zfs | grep atime atime=on | off atimeproperty pool/home/bob atime on default Can this be done in

Re: [OpenIndiana-discuss] All of a sudden I'm feeling stupid.... Where does the COW and the newly written data go for snapshots?

2015-05-13 Thread James Carlson
On 05/13/15 03:20, Hans J. Albertsson wrote: Tank/cifs@transfer_prep - 8.24M - - - - Tank/cifs@transfer1 - 966K - - - - I'd like to see what data is to blame for the 966K reported for transfer1 as

Re: [OpenIndiana-discuss] All of a sudden I'm feeling stupid.... Where does the COW and the newly written data go for snapshots?

2015-05-13 Thread Udo Grabowski (IMK)
On 13/05/2015 09:20, Hans J. Albertsson wrote: This is what it looks like on the FreeNAS box NAME AVAIL USED USEDSNAP USEDDS USEDREFRESERV USEDCHILD Tank/cifs8.93T 1.45T 9.18M 1.45T 0 0 Tank/cifs@transfer_prep

Re: [OpenIndiana-discuss] All of a sudden I'm feeling stupid.... Where does the COW and the newly written data go for snapshots?

2015-05-13 Thread Hans J. Albertsson
I'm trying (their patience...) already On 2015-05-13 13:30, James Carlson wrote: This might help: http://www.freenas.org/support/ ___ openindiana-discuss mailing list openindiana-discuss@openindiana.org

Re: [OpenIndiana-discuss] All of a sudden I'm feeling stupid.... Where does the COW and the newly written data go for snapshots?

2015-05-13 Thread David Brodbeck
On Wed, May 13, 2015 at 4:33 AM, Udo Grabowski (IMK) udo.grabow...@kit.edu wrote: On 13/05/2015 09:20, Hans J. Albertsson wrote: This is what it looks like on the FreeNAS box NAME AVAIL USED USEDSNAP USEDDS USEDREFRESERV USEDCHILD Tank/cifs

Re: [OpenIndiana-discuss] All of a sudden I'm feeling stupid.... Where does the COW and the newly written data go for snapshots?

2015-05-13 Thread Hans J. Albertsson
This is what it looks like on the FreeNAS box NAME AVAIL USED USEDSNAP USEDDS USEDREFRESERV USEDCHILD Tank/cifs8.93T 1.45T 9.18M 1.45T 0 0 Tank/cifs@transfer_prep - 8.24M - -

Re: [OpenIndiana-discuss] All of a sudden I'm feeling stupid.... Where does the COW and the newly written data go for snapshots?

2015-05-12 Thread James Carlson
On 05/12/15 11:34, Chris Gerhard wrote: On 12/05/2015 14:23, Hans J. Albertsson wrote: I mean, I know about snapdir=visible and all that, but I want to look at what data has been written to a dataset after the snapshot. What I REALLY want to achieve is to see who is writing what to my

[OpenIndiana-discuss] All of a sudden I'm feeling stupid.... Where does the COW and the newly written data go for snapshots?

2015-05-12 Thread Hans J. Albertsson
I mean, I know about snapdir=visible and all that, but I want to look at what data has been written to a dataset after the snapshot. What I REALLY want to achieve is to see who is writing what to my dataset when it really shouldn't be written to!

Re: [OpenIndiana-discuss] All of a sudden I'm feeling stupid.... Where does the COW and the newly written data go for snapshots?

2015-05-12 Thread James Carlson
On 05/12/15 09:23, Hans J. Albertsson wrote: I mean, I know about snapdir=visible and all that, but I want to look at what data has been written to a dataset after the snapshot. The copy-on-write is done on a block basis, not a file basis. Blocks of data don't point back to the files in which

Re: [OpenIndiana-discuss] All of a sudden I'm feeling stupid.... Where does the COW and the newly written data go for snapshots?

2015-05-12 Thread Chris Gerhard
On 12/05/2015 14:23, Hans J. Albertsson wrote: I mean, I know about snapdir=visible and all that, but I want to look at what data has been written to a dataset after the snapshot. What I REALLY want to achieve is to see who is writing what to my dataset when it really shouldn't be written to!