Amanda-Users

Re: short write?

2003-01-09 03:57:57
Subject: Re: short write?
From: Christoph Scheeder <christoph.scheeder AT scheeder DOT de>
To: jordivi AT wtransnet DOT net
Date: Thu, 09 Jan 2003 08:56:08 +0100
Hi,

jordivi schrieb:
Hi

What means "short write?", I got this error whit one of my disks (/backup/d26 below) and the rest of dumps failed with an "out of tape"
even only 34% are used. Maybe an hw error?, tape cleaning needed?

wrong, see a few lines later...

(NOTE, I only allow full backups, levels 1 are forced to skip)


*** A TAPE ERROR OCCURRED: [[writing file: short write]].
Some dumps may have been left in the holding disk.
Run amflush to flush them to tape.
The next tape Amanda expects to use is: WTRANSNET-001.

FAILURE AND STRANGE DUMP SUMMARY:
n250     /home/oracle/app lev 1 FAILED [dumps way too big,
must skip incremental dumps]
n1      /usr/local lev 1 FAILED [dumps way too big, must skip
incremental dumps]
n1      / lev 1 FAILED [dumps way too big, must skip incremental dumps]
n1      /export/home/www lev 1 FAILED [dumps way too big, must skip
incremental dumps]
n250     /export/home/oracle/backup lev 1 FAILED [dumps way too big,
must skip incremental dumps]
n250     /backup/d26 lev 0 FAILED [out of tape]
n250     /backup/d26 lev 0 FAILED [dump to tape failed]


STATISTICS:
Output Size (meg)        6630.0     6630.0        0.0
Original Size (meg)      6630.0     6630.0        0.0
Tape Size (meg)          6630.5     6630.5        0.0
Tape Used (%)              34.1       34.1        0.0


wtn250     /backup/d26 lev 0 FAILED [dump to tape failed]


  taper: tape WTRANSNET-001 kb 19940928 fm 13 writing file: short write

here it tells you it wrote 19,9 GB of data to tape before it hit
eot(short write). the 34.1% Tape usage are only the dumps which were
correctly written to tape. The size of the failed dump is not counted.
You know amanda can't handle a single dump larger than a tape, do you?
I guess you'll have to split your partition in multiple disklist-entrys
using tar.
Christoph


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