Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-07 Thread hanj
On Mon, 7 Mar 2011 12:40:04 +0100 Paul Slootman wrote: > The backups would have worked fine with the existing vault, apart from > downloading all the files with changed metadata once -- just like you > did by creating the new backup vault. I'm just concerned about the meta data. Like I mentioned

Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-07 Thread Dale Amon
On Mon, Mar 07, 2011 at 06:49:05PM +0100, Paul Slootman wrote: > It's just that the phrase "new directory entry with different metadata" > is so wrong :-) Ah, but it is a true statement that hard link design doesn't allow for multiple sources of meta data. ___

Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-07 Thread Paul Slootman
On Mon 07 Mar 2011, Dale Amon wrote: > On Mon, Mar 07, 2011 at 12:47:23PM +0100, Paul Slootman wrote: > > On Sun 06 Mar 2011, Dale Amon wrote: > > > > > > Oh futz. Hard links don't allow a new directory entry with different > > > metadata. I had not thought that all the way through. > > > > I get

Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-07 Thread Dale Amon
On Mon, Mar 07, 2011 at 12:47:23PM +0100, Paul Slootman wrote: > On Sun 06 Mar 2011, Dale Amon wrote: > > > > Oh futz. Hard links don't allow a new directory entry with different > > metadata. I had not thought that all the way through. > > I get a sense of misunderstanding here about how files,

Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-07 Thread Paul Slootman
On Sun 06 Mar 2011, Dale Amon wrote: > > Oh futz. Hard links don't allow a new directory entry with different > metadata. I had not thought that all the way through. I get a sense of misunderstanding here about how files, directories and inodes really work, so I'll volunteer some info now :) An

Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-07 Thread Paul Slootman
On Sun 06 Mar 2011, hanj wrote: > I created a entirely new vault, and backups are working fine with that > new backup vault. The backups would have worked fine with the existing vault, apart from downloading all the files with changed metadata once -- just like you did by creating the new backup

Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-06 Thread Adrian von Bidder
Hi, [file renames] On Sunday 06 March 2011 17.50:44 Dale Amon wrote: > It's sort of the deduplication problem... if btrfs really does > solve that, it could be a very big win. As I said, the chmod/chown case *should* be fine today. Deduplication in other cases (file renames, but also similar/id

Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-06 Thread Dale Amon
On Sun, Mar 06, 2011 at 01:28:29PM +0100, Paul Slootman wrote: > Dirvish's mission is to keep a completely correct backup of the source > tree. If attributes have changed, they may have been changed because > things didn't work correctly before, so it's important to have the > latest image reflect

Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-06 Thread Adrian von Bidder
On Sunday 06 March 2011 13.28:29 Paul Slootman wrote: > Seems a bit on the assinine side to duplicate say, an > > > unchanged 100GB iso image, just because the user 'touch'd, > > chmod'ed or chown'ed it. Really a rather serious waste of > > resources. There's no choice here: hardlinked files hav

Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-06 Thread hanj
On Sun, 6 Mar 2011 09:47:40 + Jenny Hopkins wrote: > Hanj - you've said this is out of the blue, but have there been > absolutely no changes to your system at all? - upgrade, change to an > nfs mount, any system changes like that? Out of the blue. Backups on this box has been running for yea

Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-06 Thread Paul Slootman
On Sat 05 Mar 2011, Dale Amon wrote: > On Sun, Mar 06, 2011 at 01:35:44AM +0100, Paul Slootman wrote: > > > > The owner is (has become?) different. Hence dirvish needs to retransmit > > those files as the metadata is different. > > But if the contents has not changed, the actual transmittal > sho

Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-06 Thread Jenny Hopkins
On 4 March 2011 23:00, hanj wrote: > Hello All > > I've been backing up one of my linux servers for years. Last night out > of the blue, it's thinking that my /home partition (which is a separate > drive) needs to be completely backed up. It's very odd, I looked at the > backups prior and only a f

Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-05 Thread Dale Amon
On Sun, Mar 06, 2011 at 01:35:44AM +0100, Paul Slootman wrote: > On Sat 05 Mar 2011, hanj wrote: > > > I did this and here is a partial output of some of the files: > > > > cd+ home/hanj/.audacious/.thumbs/ > > >f+ home/hanj/.audacious/.thumbs/Classic.png > > > The files on the a

Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-05 Thread Paul Slootman
On Sat 05 Mar 2011, hanj wrote: > I did this and here is a partial output of some of the files: > > cd+ home/hanj/.audacious/.thumbs/ > >f+ home/hanj/.audacious/.thumbs/Classic.png > The files on the actual server: > > drwxr-xr-x 2 hanj users 240 Apr 6 2007 . > -rw-r--r-- 1 h

Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-05 Thread hanj
On Sat, 5 Mar 2011 12:49:42 +0100 Paul Slootman wrote: > You can try running the rsync command as shown in the summary (or is it > log...) with the -n -i options (dry run, and itemize changes) to show > why it thinks files are out of date. Hello Paul I did this and here is a partial output of s

Re: [Dirvish] Dirvish/rsync thinking partition is 'new'

2011-03-05 Thread Paul Slootman
On Fri 04 Mar 2011, hanj wrote: > > I deleted the vault and re-ran it again, and I can confirm that it > wants to backup the whole thing. Also, one directory from another drive > on the same server is doing the same thing. Not sure what to do to > address this problem. Is this a problem on the cli