BackupPC-users

Re: [BackupPC-users] Another jLib/fixLinks issue.

2010-12-07 14:07:34
Subject: Re: [BackupPC-users] Another jLib/fixLinks issue.
From: Robin Lee Powell <rlpowell AT digitalkingdom DOT org>
To: "General list for user discussion, questions and support" <backuppc-users AT lists.sourceforge DOT net>
Date: Tue, 7 Dec 2010 11:05:46 -0800
On Tue, Dec 07, 2010 at 01:58:28PM -0500, Jeffrey J. Kosowsky wrote:
> Robin Lee Powell wrote at about 15:40:04 -0800 on Monday, December 6, 2010:
>  > This is *fascinating*.
>  > 
>  > >From the actually-fixing-stuff part of the run, I get:
>  > 
>  >   ERROR: 
> "tm50-s00292__nfs/68/f%2f/fshared/fthepoint/fsite_images/f0042/f4097/fMULTI_medium.jpg"
>  - Too many links if added to "59c43b51dbdd9031ba54971e359cdcec"
>  > 
>  > to which I say "lolwut?" and investigate.
>  > 
>  > $ ls -li /backups/cpool/5/9/c/59c43b51dbdd9031ba54971e359cdcec*
>  > 2159521202 -rw-r----- 31999 backuppc backuppc 76046 Oct  7 08:29 
> /backups/cpool/5/9/c/59c43b51dbdd9031ba54971e359cdcec
>  > 2670969865 -rw-r----- 31999 backuppc backuppc 76046 Oct 16 15:15 
> /backups/cpool/5/9/c/59c43b51dbdd9031ba54971e359cdcec_0
>  >   79561977 -rw-r----- 31999 backuppc backuppc 76046 Oct 22 22:07 
> /backups/cpool/5/9/c/59c43b51dbdd9031ba54971e359cdcec_1
>  >  156369809 -rw-r----- 31999 backuppc backuppc 76046 Oct 31 09:06 
> /backups/cpool/5/9/c/59c43b51dbdd9031ba54971e359cdcec_2
>  > 3389777838 -rw-r----- 31999 backuppc backuppc 76046 Nov  7 09:10 
> /backups/cpool/5/9/c/59c43b51dbdd9031ba54971e359cdcec_3
>  >  106188559 -rw-r----- 31999 backuppc backuppc 76046 Nov 13 15:10 
> /backups/cpool/5/9/c/59c43b51dbdd9031ba54971e359cdcec_4
>  >  247044591 -rw-r----- 31999 backuppc backuppc 76046 Nov 19 17:20 
> /backups/cpool/5/9/c/59c43b51dbdd9031ba54971e359cdcec_5
>  >  293083240 -rw-r----- 31999 backuppc backuppc 76046 Nov 26 06:14 
> /backups/cpool/5/9/c/59c43b51dbdd9031ba54971e359cdcec_6
>  >  513555136 -rw-r----- 31999 backuppc backuppc 76046 Dec  1 19:37 
> /backups/cpool/5/9/c/59c43b51dbdd9031ba54971e359cdcec_7
>  >   52908307 -rw-r-----  7767 backuppc backuppc 76046 Dec  4 10:37 
> /backups/cpool/5/9/c/59c43b51dbdd9031ba54971e359cdcec_8
>  > $ ls -li 
> /backups/pc/tm50-s00292__nfs/68/f%2f/fshared/fthepoint/fsite_images/f0042/f4097/fMULTI_medium.jpg
>             374791856 -rw-r----- 1 backuppc backuppc 76046 Dec  4 08:03 
> /backups/pc/tm50-s00292__nfs/68/f%2f/fshared/fthepoint/fsite_images/f0042/f4097/fMULTI_medium.jpg
>  > 
>  > That's a bunch of files with *thirty two thousand* hard links.
>  > Apparently that's a limit of some kind.  BackupPC handles this by
>  > adding new copies, a hack that BackupPC_fixLinks is apparently
>  > unaware of.
> 
> BackupPC_fixLinks does know about the limit and in fact is careful
> not to exceed it (using the same hack) when it combines/rewrites
> links. Other than that, I'm not sure where you think
> BackupPC_fixLinks needs to be aware of it?

I would expect it to not emit an ERROR there?  :)  Shouldn't it move
to the next file, and the next, and so on, until it finds one it
*can* link to?

It emitted thousands of such ERROR lines; surely that's not good
behaviour.

-Robin

-- 
http://singinst.org/ :  Our last, best hope for a fantastic future.
Lojban (http://www.lojban.org/): The language in which "this parrot
is dead" is "ti poi spitaki cu morsi", but "this sentence is false"
is "na nei".   My personal page: http://www.digitalkingdom.org/rlp/

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