ADSM-L

Re: Strange LTO2 behaviour on Linux

2004-06-28 10:27:23
Subject: Re: Strange LTO2 behaviour on Linux
From: Charlie Hurtubise <charlieh AT TECSYS DOT COM>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Mon, 28 Jun 2004 10:26:55 -0400
Hi,

I have an IBM 3582 with two fiber connected LTO2 drives and I use both LTO1 and 
LTO2 tapes. I don't see this problem at all, never did. I started at TSM 
5.2.2.0. Of course, the first LTO2 tape will be marked full, once the write 
continues on the 2nd etc. Would have to be an i/o error (bad blocks) or real 
fast expiry going on to drop to 15% FULL that quickly.

Check your firmware of drives & library? I'm on Redhat ES 2.1 kernel 27 with 
TSM 5.2.2.5.

Charlie Hurtubise
Tecsys Inc.

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU]On Behalf Of
Richard van Denzel
Sent: Monday, June 28, 2004 4:21 AM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Strange LTO2 behaviour on Linux


Hi All,

Has anyone seen this behaviour before?

Archiving on LTO2 (in an IBM 3584) and when the tape is full a second tape
is assigned an the last file of the archive is written on that tape. Right
after that the tape gets the status full, nevertheless that there is only
around 15GB of data on it.
Using LTO1 tapes with the same operation (on the same drives in the same
library) works fine.

The server is a RH Linux 3.0 AS with TSM 5.2.2.0.

Can anyone tell if this is normal behaviour or if there is a fix for this?

Regards,

Richard.

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