Amanda-Users

Re: same tape reused?

2003-02-18 05:51:16
Subject: Re: same tape reused?
From: rb AT raphinou DOT com
To: Dietmar Goldbeck <dietmar.goldbeck AT neteligent DOT de>
Date: Tue, 18 Feb 2003 10:27:44 +0100
On Tue, Feb 18, 2003 at 08:15:05AM +0100, Dietmar Goldbeck wrote:
> On Mon, Feb 17, 2003 at 08:04:49PM +0100, rb AT raphinou DOT com wrote:
> 
> > ~$ amadmin DailySet1 find localhost
> > Scanning /data/backup...
> > 
> > date       host      disk               lv tape or file file status
> > 2003-02-17 localhost /data/amanda-test/  0 HISS3           1 OK
> > 2003-02-17 localhost /data/amanda-test/  1 HISS0           1 OK
> > 2003-02-17 localhost /data/amanda-test/  1 HISS1           1 OK
> > 2003-02-17 localhost /data/amanda-test/  2 HISS2           1 OK
> > 2003-02-17 localhost /data/amanda-test/  3 HISS3           1 OK
> > 
> > 
> > The levels of the backups are ok, following the configuration.
> > What I don't understand is that on the tape HISS3, I had the level three
> > backup erase the level 0.....
> > 
> > Shouldn't that have been prevented? Can I still recover all files (since
> > the level 0 backup isn't available anymore)?
> > Or could this be due to the fact that I erased files to restart from
> > zero? (cf a previous mail ;-)
> 
> Can you give details on your test configuration?  Amanda doesn't
> protect against a too small dumpcycle and only appends warnings to the
> report mail. This is a bug, it should scream out loud and not warn. 
> 
> You amadmin output looks to me like a tapecycle 4 configuration.  This
> configuration is not usable for several backups a day like you did for
> testing.

I have indeed a tapecycle  4 configuration
Is there a way to make sevral backup a day but still have the same
behaviour as if those backups were made one per day? (without playing
wit the date of the computer)

I took a look at the mail I received, but it didn't mention anything
wrong. See below for the whole mail.

Thanks for the help.

Raph

These dumps were to tape HISS3.
The next tape Amanda expects to use is: HISS0.


STATISTICS:
                          Total       Full      Daily
                        --------   --------   --------
Estimate Time (hrs:min)    0:00
Run Time (hrs:min)         0:05
Dump Time (hrs:min)        0:05       0:00       0:05
Output Size (meg)         654.5        0.0      654.5
Original Size (meg)       658.6        0.0      658.6
Avg Compressed Size (%)    99.4        --        99.4   (level:#disks ...)
Filesystems Dumped            1          0          1   (3:1)
Avg Dump Rate (k/s)      2278.4        --      2278.4

Tape Time (hrs:min)        0:05       0:00       0:05
Tape Size (meg)           654.5        0.0      654.5
Tape Used (%)               4.0        0.0        4.0   (level:#disks ...)
Filesystems Taped             1          0          1   (3:1)
Avg Tp Write Rate (k/s)  2276.2        --      2276.2

^L
NOTES:
  planner: Incremental of localhost:/data/amanda-test/ bumped to level 3.
  taper: tape HISS3 kb 670208 fm 1 [OK]

DUMP SUMMARY:
                                     DUMPER STATS            TAPER STATS
HOSTNAME     DISK        L ORIG-KB OUT-KB COMP% MMM:SS  KB/s MMM:SS  KB/s
-------------------------- --------------------------------- ------------
localhost    -anda-test/ 3  674390 670176  99.4   4:542278.4   4:542276.2

(brought to you by Amanda version 2.4.2p2)

 

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