Search String: Display: Description: Sort:

Results:

References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[Bacula\-users\]\s+\[semi\-solved\]\s+LTO\-4\s+tape\:\s+only\s+20mb\/sec\s+when\s+used\s+with\s+bacula\s*$/: 6 ]

Total 6 documents matching your query.

1. Re: [Bacula-users] [semi-solved] LTO-4 tape: only 20mb/sec when used with bacula (score: 1)
Author: Frank Altpeter <frank.altpeter AT gmail DOT com>
Date: Thu, 15 Jul 2010 17:45:40 +0200
Hi, Sorry to warm up this slightly old discussion, but since I'm suffering from a similar problem, I just stumpled upon this thread while searching for a solution. In my setting, it's a disk-to-disk-
/usr/local/webapp/mharc-adsm.org/html/Bacula-users/2010-07/msg00238.html (15,101 bytes)

2. [Bacula-users] [semi-solved] LTO-4 tape: only 20mb/sec when used with bacula (score: 1)
Author: Lukas Kolbe <l-lists AT einfachkaffee DOT de>
Date: Mon, 21 Jun 2010 11:56:31 +0200
Am Montag, den 21.06.2010, 01:20 +0200 schrieb Lukas Kolbe: Okay, I have to correct the 20MiB/sec figure for the tape drive. After I activated Data Spooling for the copy job, I installed sysstat and
/usr/local/webapp/mharc-adsm.org/html/Bacula-users/2010-06/msg00369.html (15,422 bytes)

3. Re: [Bacula-users] [semi-solved] LTO-4 tape: only 20mb/sec when used with bacula (score: 1)
Author: Alan Brown <ajb2 AT mssl.ucl.ac DOT uk>
Date: Mon, 21 Jun 2010 11:06:31 +0100
Try separate raid arrays. FWIW I have 51245s here and their performance is _much_ better than that. Only the 6 disk raid6 array gets close to that and it's primarily spindle/headseek limited. -- Thin
/usr/local/webapp/mharc-adsm.org/html/Bacula-users/2010-06/msg00370.html (13,819 bytes)

4. Re: [Bacula-users] [semi-solved] LTO-4 tape: only 20mb/sec when used with bacula (score: 1)
Author: Lukas Kolbe <l-lists AT einfachkaffee DOT de>
Date: Mon, 21 Jun 2010 13:35:34 +0200
Am Montag, den 21.06.2010, 11:06 +0100 schrieb Alan Brown: I'll see when I can test with the spool on a different array. But the problem is not only when copying within the same array, I get the same
/usr/local/webapp/mharc-adsm.org/html/Bacula-users/2010-06/msg00373.html (14,767 bytes)

5. Re: [Bacula-users] [semi-solved] LTO-4 tape: only 20mb/sec when used with bacula (score: 1)
Author: John Drescher <drescherjm AT gmail DOT com>
Date: Mon, 21 Jun 2010 11:27:46 -0400
On Mon, Jun 21, 2010 at 7:35 AM, Lukas Kolbe <l-lists AT einfachkaffee DOT de> wrote: Do you have a hardware raid controller without a BBunit and thus the write cache is disabled to protect corruptio
/usr/local/webapp/mharc-adsm.org/html/Bacula-users/2010-06/msg00384.html (14,370 bytes)

6. Re: [Bacula-users] [semi-solved] LTO-4 tape: only 20mb/sec when used with bacula (score: 1)
Author: Lukas Kolbe <l-lists AT einfachkaffee DOT de>
Date: Tue, 22 Jun 2010 07:45:41 +0200
Am Montag, den 21.06.2010, 11:27 -0400 schrieb John Drescher: We have a BBU and the write cache is enabled. Puzzling is that the now, and repeatedly, the same dd during the copy job works with 350MiB
/usr/local/webapp/mharc-adsm.org/html/Bacula-users/2010-06/msg00390.html (14,851 bytes)


This search system is powered by Namazu