Bacula-users

Re: [Bacula-users] bacula block size

2012-01-31 15:22:18
Subject: Re: [Bacula-users] bacula block size
From: John Drescher <drescherjm AT gmail DOT com>
To: "Rao, Uthra R. (GSFC-672.0)[ADNET SYSTEMS INC]" <uthra.r.rao AT nasa DOT gov>
Date: Tue, 31 Jan 2012 15:20:24 -0500
On Tue, Jan 31, 2012 at 1:41 PM, Rao, Uthra R. (GSFC-672.0)[ADNET
SYSTEMS INC] <uthra.r.rao AT nasa DOT gov> wrote:
> This is what I have done so far:
>
> Added the Minimum Block Size = 262144/Maximum Block Size = 262144 in the 
> Bacula-sd.conf
>
> Erased the tape in the tape drive which was in the Append status and 
> re-labeled it.
>
> Now if I run tapeinfo:
>
> # tapeinfo -f /dev/sg0
> Product Type: Tape Drive
> Vendor ID: 'IBM     '
> Product ID: 'ULT3580-TD5     '
> Revision: 'B5BF'
> Attached Changer API: No
> SerialNumber: '1068007095'
> MinBlock: 1
> MaxBlock: 16777215
> SCSI ID: 0
> SCSI LUN: 0
> Ready: yes
> BufferedMode: yes
> Medium Type: 0x58
> Density Code: 0x58
> BlockSize: 0
> DataCompEnabled: yes
> DataCompCapable: yes
> DataDeCompEnabled: yes
> CompType: 0x1
> DeCompType: 0x1
> Block Position: 2
> Partition 0 Remaining Kbytes: -1
> Partition 0 Size in Kbytes: -1
> ActivePartition: 0
> EarlyWarningSize: 0
> NumPartitions: 0
> MaxPartitions: 1
>
> I don't know why the min/max block size still remains the same and has not 
> changed to the new value?
>

This means you are running in variable block mode. I think that is
fine. I believe when I created my tapes they were in fixed block size.
Hmm was there a change in the handling that I do not know of? I will
try to check my tapes later today. I am working on 3 different medical
imaging programming projects today so I can not look now.

John

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