Re: amanda-3.4.5 does not fill one tape

2020-05-14 Thread Jens Berg
There was a discussion back in 2014 with subject "Backups to tape consistently under 60% tape capacity". I haven't read the whole lengthy thread but one participant mentioned that in his case a bad cleaning tape was found to be responsible for the capacity loss. Others reported that they had tr

Re: amanda-3.4.5 does not fill one tape

2020-05-14 Thread Gene Heskett
On Thursday 14 May 2020 17:30:53 Nathan Stratton Treadway wrote: > On Thu, May 14, 2020 at 09:14:17 +0200, Stefan G. Weichinger wrote: > > Interesting, how can a "dirty" drive trigger this behavior? > > > > I'd expect failures all along and not after ~200 or 300 GB written. > > > > I don't see any

Re: amanda-3.4.5 does not fill one tape

2020-05-14 Thread Jon LaBadie
Glad you brought up this "feature" Nathan. I had heard it before but not using tape, promptly forgot it. Jon On Thu, May 14, 2020 at 05:30:53PM -0400, Nathan Stratton Treadway wrote: > On Thu, May 14, 2020 at 09:14:17 +0200, Stefan G. Weichinger wrote: > > Interesting, how can a "dirty" drive t

Re: amanda-3.4.5 does not fill one tape

2020-05-14 Thread Nathan Stratton Treadway
On Thu, May 14, 2020 at 09:14:17 +0200, Stefan G. Weichinger wrote: > Interesting, how can a "dirty" drive trigger this behavior? > > I'd expect failures all along and not after ~200 or 300 GB written. > > I don't see any interrupted writing or so (until that End Of Tape). (We switched to disk-

Re: amanda-3.4.5 does not fill one tape

2020-05-14 Thread Jon LaBadie
On Thu, May 14, 2020 at 09:14:17AM +0200, Stefan G. Weichinger wrote: > Am 14.05.20 um 07:59 schrieb Jens Berg: > > There was a discussion back in 2014 with subject "Backups to tape > > consistently under 60% tape capacity". I haven't read the whole lengthy > > thread but one participant mentioned

Re: amanda-3.4.5 does not fill one tape

2020-05-14 Thread Gene Heskett
On Thursday 14 May 2020 01:32:05 Jon LaBadie wrote: > On Wed, May 13, 2020 at 06:17:02PM +0200, Stefan G. Weichinger wrote: > > Now look at this run of > > > > "amtapetype -b 128k /dev/nst0" > > > > with another tape, FUJI instead of HP: > > > > define tapetype LTO3-fuji { > > comment "Cre

Re: amanda-3.4.5 does not fill one tape

2020-05-14 Thread Stefan G. Weichinger
Am 14.05.20 um 07:59 schrieb Jens Berg: > There was a discussion back in 2014 with subject "Backups to tape > consistently under 60% tape capacity". I haven't read the whole lengthy > thread but one participant mentioned that in his case a bad cleaning > tape was found to be responsible for the cap

Re: amanda-3.4.5 does not fill one tape

2020-05-14 Thread Stefan G. Weichinger
Am 14.05.20 um 07:32 schrieb Jon LaBadie: > I wasn't sure what LEOM was. I assume it is "Logical End of Media". Seems like, yes. I still haven't figured out how to set that, the "device_property" line wasn't accepted by Amanda. > Anyway I came across two references that said need for cleaning >