Re: [Duplicity-talk] Occasional backup failures

[Florian Lindner]

Am 21.07.2009 um 10:37 schrieb address@hidden:

> Hey Florian,
>
> probably only a timeout or  a short connection problem. Usually  
> allowing more than 5 retries solves this
>
> --num-retries number
>
> I use 25 and sometimes see failed connections which eventually work  
> on some later retry.
> What I am not sure with your case is that we are looking at  
> connections problems here. It simply says 'Running 'sftp ...'  
> failed' which could mean that sft generally failed to execute. If  
> the problem persists after raising the retry limit run it with '-v9'  
> and post the resulting more verbose output here.

Thanks, I'll try it with num-retries 25 but it will take some time  
before I know if it helped.

Florian

> ... ede
>
>
> On 20.07.2009 20:35, Florian Lindner wrote:
> > Hello,
> >
> > an my server I have an cronjob running backups. From times to times
> > (about one or two times a week) a backup fails:
> >
> > Performing full backup.
> > Running 'sftp address@hidden' failed (attempt  
> > #1)
> > Running 'sftp address@hidden' failed (attempt  
> > #2)
> > Running 'sftp address@hidden' failed (attempt  
> > #3)
> > Running 'sftp address@hidden' failed (attempt  
> > #4)
> > Running 'sftp address@hidden' failed (attempt  
> > #5)
> > Giving up trying to execute 'sftp address@hidden 
> > '
> > after 5 attempts
> > Traceback (most recent call last):
> > File "/usr/bin/duplicity", line 463, in <module>
> > with_tempdir(main)
> > File "/usr/bin/duplicity", line 458, in with_tempdir
> > fn()
> > File "/usr/bin/duplicity", line 390, in main
> > globals.archive_dir).set_values()
> > File "/usr/lib/python2.5/site-packages/duplicity/collections.py",  
> > line
> > 476, in set_values
> > backend_filename_list = self.backend.list()
> > File "/usr/lib/python2.5/site-packages/duplicity/backends.py", line  
> > 504,
> > in list
> > l = self.run_sftp_command(commandline, commands).split('\n')[1:]
> > File "/usr/lib/python2.5/site-packages/duplicity/backends.py", line  
> > 473,
> > in run_sftp_command
> > raise BackendException("Error running '%s'" % commandline)
> > duplicity.backends.BackendException: Error running 'sftp
> > address@hidden'
> >
> > The next backup (two different backups with the same target server  
> > and
> > config (except dir) are run each night) usually works without  
> > problems.
> >
> > Any idea what can cause this? Or how to get more information about  
> > the
> > problem?
> >
> > Thanks,
> >
> > Florian
> >
> >
> > _______________________________________________
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>
>
>
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