Re: [BackupPC-users] Migrating to bigger storage - real world experience.

2006-12-28 Thread Yves Trudeau
Hi, In a similar situation, we use afio. It is like cpio but much more efficient. Yves John Pettitt wrote: Notes on migrating to bigger storage. Two weeks ago I asked about migrating to my BackupPC pool to bigger storage. I got a number of responses and after some experimentation

Re: [BackupPC-users] Migrating to bigger storage

2006-12-27 Thread Diaz Rodriguez, Eduardo
I allways move my pools using super complex procedure stop backuppc cp -a start backuppc :-D On Thu, 21 Dec 2006 09:25:31 -0500 (EST), Stephen Joyce wrote I've had good results moving storage pools between RAID devices (for maintenance) using xfsdump and xfsrestore. I'd recommend that you

Re: [BackupPC-users] Migrating to bigger storage

2006-12-27 Thread Tino Schwarze
On Wed, Dec 27, 2006 at 11:04:06AM +0100, Diaz Rodriguez, Eduardo wrote: I allways move my pools using super complex procedure stop backuppc cp -a start backuppc Be sure that cp is a GNU cp or at least handles hardlinks correctly - otherwise you'll multiple your storage requirements. Bye,

Re: [BackupPC-users] Migrating to bigger storage

2006-12-27 Thread Diaz Rodriguez, Eduardo
Only check that the size in the new file system has the same size that the old system. are this correct? On Wed, 27 Dec 2006 11:10:03 +0100, Tino Schwarze wrote On Wed, Dec 27, 2006 at 11:04:06AM +0100, Diaz Rodriguez, Eduardo wrote: I allways move my pools using super complex procedure

Re: [BackupPC-users] Migrating to bigger storage

2006-12-27 Thread Tino Schwarze
On Wed, Dec 27, 2006 at 12:42:38PM +0100, Diaz Rodriguez, Eduardo wrote: Only check that the size in the new file system has the same size that the old system. are this correct? Yes, you would see a significant increase in used space on the new file system if the copying went wrong and didn't

Re: [BackupPC-users] Migrating to bigger storage

2006-12-21 Thread Stephen Joyce
I've had good results moving storage pools between RAID devices (for maintenance) using xfsdump and xfsrestore. I'd recommend that you investigate the dump/restore commands for your filesystem (I've learned to avoid ext for anything over ~1TB but YMMV). For locally attached devices, the rates

Re: [BackupPC-users] Migrating to bigger storage

2006-12-21 Thread David Rees
On 12/20/06, John Pettitt [EMAIL PROTECTED] wrote: I'm about to migrate my BackupPC partition to a new raid controller (more space and more spindles) - my current thinking is to use dump/restore - has anybody done this - what issues did you encounter? I've used tar over ssh which worked well,

Re: [BackupPC-users] Migrating to bigger storage

2006-12-20 Thread Kanwar Ranbir Sandhu
On Wed, 2006-12-20 at 15:25 -0600, Carl Wilhelm Soderstrom wrote: dd bypasses those memory problems. if you want to move it across the network, pipe it through netcat. I moved 200GB of backuppc pool across the network that way in about 12 hours. once on the new box, I just used the reiserfs