Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-04 Thread Christoph Scheeder
Hi, as i'm using chg-scsi with some changers under linux let's check a few things : 1.) remove all comments from chg-scsi.conf, sometimes i had problems with chg-scsi which went away after removing them all. 2.) set lastslot to 4 or your cleaningtape will be loaded in every search cycle

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-04 Thread Erik Anderson
On Thu, 04 Nov 2004 09:23:10 +0100, Christoph Scheeder [EMAIL PROTECTED] wrote: Hi, as i'm using chg-scsi with some changers under linux let's check a few things : 1.) remove all comments from chg-scsi.conf, sometimes i had problems with chg-scsi which went away after removing them all.

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-04 Thread Matt Hyclak
On Thu, Nov 04, 2004 at 08:31:31AM -0600, Erik Anderson enlightened us: On Thu, 04 Nov 2004 09:23:10 +0100, Christoph Scheeder [EMAIL PROTECTED] wrote: Hi, as i'm using chg-scsi with some changers under linux let's check a few things : 1.) remove all comments from chg-scsi.conf,

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-04 Thread Eric Siegerman
On Wed, Nov 03, 2004 at 10:53:59PM +0100, Jukka Salmi wrote: Hmm, when setting dumpcycle to zero, to what value should runspercycle be set if amdump runs once a day? Zero (same as dumpcycle) or one? Both settings are equivalent. From planner.c: if (runs_per_cycle = 0) {

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-04 Thread Jukka Salmi
Eric Siegerman -- amanda-users (2004-11-04 14:02:13 -0500): On Wed, Nov 03, 2004 at 10:53:59PM +0100, Jukka Salmi wrote: Hmm, when setting dumpcycle to zero, to what value should runspercycle be set if amdump runs once a day? Zero (same as dumpcycle) or one? Both settings are equivalent.

dumpcycle / runspercycle / tapecycle best practices?

2004-11-03 Thread Erik Anderson
Greetings - I'm just starting to get Amanda set up. I have a 5-tape DLT7000 changer. I've been going back and forth about how to structure my backup policies. The amount of data that will be being backed up is around 10 gigs. The DLTIV tapes I'm using should hold around 30 gigs, according to

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-03 Thread Frank Smith
--On Wednesday, November 03, 2004 14:44:55 -0600 Erik Anderson [EMAIL PROTECTED] wrote: Greetings - I'm just starting to get Amanda set up. I have a 5-tape DLT7000 changer. I've been going back and forth about how to structure my backup policies. The amount of data that will be being

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-03 Thread Erik Anderson
On Wed, 3 Nov 2004 16:20:18 -0500, Jon LaBadie [EMAIL PROTECTED] wrote: Not quite. The tapecycle means amanda will not overwrite a tape until 27 others in the tapelist have been used. You could actually cycle 40 or 80 tapes and leave the tapecycle at 28 or reduce it to 7. Tape- cycle is how

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-03 Thread Erik Anderson
On Wed, 03 Nov 2004 15:24:43 -0600, Frank Smith [EMAIL PROTECTED] wrote: It wil make restores simpler. The only reason I can think of to consider not doing it would be if you had a very short backup window or very slow network link between clients and server. Otherwise I'd go for the fulls

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-03 Thread Jukka Salmi
Hi, Erik Anderson -- amanda-users (2004-11-03 14:44:55 -0600): [...] full backup every night. [...] dumpcycle 1 day According to the amanda man page you should set dumpcycle to zero to get full dumps each run. Hmm, when setting dumpcycle to zero, to what value should runspercycle be set if

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-03 Thread Jon LaBadie
On Wed, Nov 03, 2004 at 10:53:59PM +0100, Jukka Salmi wrote: Hi, Erik Anderson -- amanda-users (2004-11-03 14:44:55 -0600): [...] full backup every night. [...] dumpcycle 1 day According to the amanda man page you should set dumpcycle to zero to get full dumps each run. Hmm, when

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-03 Thread Erik Anderson
On Wed, 3 Nov 2004 17:02:02 -0500, Jon LaBadie [EMAIL PROTECTED] wrote: BTW on the tapecycle, an advantage of having more tapes in cycle than the number listed in amanda.conf is the occasional need to take a tape out of rotation. Bad or damaged tape, temporary or permanent archiving, or

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-03 Thread Jon LaBadie
On Wed, Nov 03, 2004 at 04:05:56PM -0600, Erik Anderson wrote: On a different note, I just attempted to do my first amlabel operation, and this is what I got: [EMAIL PROTECTED] amanda $ amlabel LPD LPD000 slot 0 amlabel: could not load slot 0: could not read result from

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-03 Thread Erik Anderson
On Wed, 3 Nov 2004 17:22:14 -0500, Jon LaBadie [EMAIL PROTECTED] wrote: Don't amlabel until you can use amtape and amcheck. I get a similar result from amtape: [EMAIL PROTECTED] amanda $ amtape LPD show amtape: could not get changer info: could not read result from /usr/libexec/chg-scsi

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-03 Thread Jon LaBadie
On Wed, Nov 03, 2004 at 04:25:37PM -0600, Erik Anderson wrote: On Wed, 3 Nov 2004 17:22:14 -0500, Jon LaBadie [EMAIL PROTECTED] wrote: Don't amlabel until you can use amtape and amcheck. I get a similar result from amtape: [EMAIL PROTECTED] amanda $ amtape LPD show amtape: could not get

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-03 Thread Erik Anderson
On Wed, 3 Nov 2004 17:46:19 -0500, Jon LaBadie [EMAIL PROTECTED] wrote: I've not used the scsi chg script/program. Have you read and done what it says in the documentation and example files to set up config files for chg-scsi ... Yes, indeed I have. Here's my chg-scsi.conf: number_configs 1

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-03 Thread Erik Anderson
On Wed, 3 Nov 2004 17:46:19 -0500, Jon LaBadie [EMAIL PROTECTED] wrote: I've not used the scsi chg script/program. Have you read and done what it says in the documentation and example files to set up config files for chg-scsi ... I'm assumming that chg-scsi is the correct glue script for my

Re: dumpcycle / runspercycle / tapecycle best practices?

2004-11-03 Thread Jon LaBadie
On Wed, Nov 03, 2004 at 05:14:35PM -0600, Erik Anderson wrote: On Wed, 3 Nov 2004 17:46:19 -0500, Jon LaBadie [EMAIL PROTECTED] wrote: I've not used the scsi chg script/program. Have you read and done what it says in the documentation and example files to set up config files for chg-scsi