Dump snapshot issue...

[Jerry McAllister]

On Wed, May 06, 2009 at 10:01:36AM +0100, Marc Coyles wrote:

> > One thing you should try is to remove the dump_snapshot files,
> > because
> > they are supposed to be unlinked when the dump starts anyway, so
> > they
> > shouldn't be sticking around.
> > 
> > Also, look for file flags on the directories, or ACLs, etc.
> > 
> > And consider the permissions you're running dump with.
> > 
> 
> Dump is running as root via cron / initiated by hand.
> ACLs not used.
> Have removed all existing dump_snapshot files, and
> have also removed and recreated all .snap directories.
> 
> S'now working fine for all mountpoints, except /home...
> 

Is /home really a separate file system on your system?
Or is it just a directory in another filesystem?

////jerry


> mksnap_ffs: Cannot create /home/.snap/dump_snapshot: Input/output error
> dump: Cannot create /home/.snap/dump_snapshot: No such file or directory
> 
> It doesn't appear to proceed "as normal" either... as you can see below,
> it ends the previous dump, starts the /home dump, gets an I/O error,
> then proceeds straight to the /usr dump. The /home dump never gets
> performed. If I remove the -L option, everything goes thru fine, but
> complains about lack of -L flag...
> 
>   DUMP: DUMP IS DONE 
> mksnap_ffs: Cannot create /home/.snap/dump_snapshot: Input/output error
> dump: Cannot create /home/.snap/dump_snapshot: No such file or directory
> 
>   DUMP: Date of this level 0 dump: Wed May  6 08:30:31 2009
>   DUMP: Date of last level 0 dump: the epoch
>   DUMP: Dumping snapshot of /dev/da0s1e (/usr) to standard output
> 
> 
> Fsck finds no errors on /home... point to note... mksnap_ffs CAN create
> /home/.snap/dump_snapshot as I'm sat looking at the file, however, once
> it's created it it's as tho it can't access it. The file is there, it
> wasn't before I ran the script. It's created it as root:operator, perms
> 400. I can open it in pico, add content to it, and save it happily. So
> I'm baffled!
> 
> M
> 
> 
> 
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