[SLUG] Backups

2010-08-22 Thread james
G'day guys I've spent many hours with pencil and paper, I certain, but am asking in case someone older-n-wiser can offer sage words: If I want to backup a system for n days, and be able to recover any particular days files the only way that I can see is to have a daily backup for n days.

Re: [SLUG] Backups

2010-08-22 Thread DaZZa
On Sun, Aug 22, 2010 at 4:54 PM, james j...@tigger.ws wrote: I've spent many hours with pencil and paper, I certain, but am asking in case someone older-n-wiser can offer sage words: If I want to backup a system for n days, and be able to recover any particular days files the only way that I

Re: [SLUG] Backups

2010-08-22 Thread Rick Phillips
On Sun, Aug 22, 2010 at 4:54 PM, james j...@tigger.ws wrote: I've spent many hours with pencil and paper, I certain, but am asking in case someone older-n-wiser can offer sage words: If I want to backup a system for n days, and be able to recover any particular days files the

Re: [SLUG] Backups

2010-08-22 Thread Ben Donohue
Hi James, In my experience, the most often restore of a file from backup is from yesterday's tape. Then it reduces from there. It is also a simple question of what the business wants. Some places I've worked for wanted a backup of everything and were prepared to pay for it. Others were

Re: [SLUG] Backups

2010-08-22 Thread Daniel Pittman
DaZZa dagi...@gmail.com writes: On Sun, Aug 22, 2010 at 4:54 PM, james j...@tigger.ws wrote: I've spent many hours with pencil and paper, I certain, but am asking in case someone older-n-wiser can offer sage words: [...] Yup, that's the biggest failings with most commercially acceptable

Re: [SLUG] Backups

2010-08-22 Thread Dave Kempe
- Original Message - From: james j...@tigger.ws So the file created on day 2 backed up on day 3 is lost. Can anybody point to the boat (I've missed) or confirm my vision. Seems correct, and the primary reason why we moved to rdiff-backup and disk based backup. We get to keep effective

Re: [SLUG] Backups

2010-08-22 Thread Amos Shapira
On 23 August 2010 09:26, Dave Kempe d...@sol1.com.au wrote: - Original Message - From: james j...@tigger.ws So the file created on day 2 backed up on day 3 is lost. Can anybody point to the boat (I've missed) or confirm my vision. Seems correct, and the primary reason why we moved to

Re: [SLUG] Backups

2010-08-22 Thread Dave Kempe
- Original Message - From: Amos Shapira amos.shap...@gmail.com How do you backup databases with that (I'm specifically interested to hear about PostgresQL)? Snapshot the filesystem every day? We have a 300Gb postgres database and growing rapidly, and I'm looking for better ways to

Re: [SLUG] Backups

2010-08-22 Thread Troy Rollo
On Monday 23 August 2010 09:26:11 Dave Kempe wrote: Seems correct, and the primary reason why we moved to rdiff-backup and disk based backup. We get to keep effective full versions for as long as we have ... http://rdiff-backup.nongnu.org/ and

Re: [SLUG] Backups keeping symbolic links.

2006-11-13 Thread Eddie F
I meant that we'd like to keep symlinks and restore them as they where, rather than replacing the symlink with the original file or loosing them all together. On 11/13/06, Matthew Hannigan [EMAIL PROTECTED] wrote: On Sun, Nov 12, 2006 at 03:06:28PM +1100, Eddie F wrote: Hi all, I've been

Re: Relevance of dump (was: Re: [SLUG] Backups keeping symbolic links.)

2006-11-13 Thread Jamie Wilkinson
This one time, at band camp, Penedo wrote: On 13/11/06, Matthew Hannigan [EMAIL PROTECTED] wrote: Pretty much everything keeps symlinks, cpio, tar, dump. Just taking this opportunity to try to satisfy my curiosity. I was wondering what's the state of dump(8) in the current world of multiple

[SLUG] Backups keeping symbolic links.

2006-11-12 Thread Eddie F
Hi all, I've been ask the question by a friend about what alternatives to cpio there might be, for backing up to a tape drive and keeping symbolic links preserved. Had a bit of a dig around on Google, but haven't had much luck... Any suggestions? Thanks, Edd. -- SLUG - Sydney Linux User's Group

Re: [SLUG] Backups keeping symbolic links.

2006-11-12 Thread Matthew Hannigan
On Sun, Nov 12, 2006 at 03:06:28PM +1100, Eddie F wrote: Hi all, I've been ask the question by a friend about what alternatives to cpio there might be, for backing up to a tape drive and keeping symbolic links preserved. Had a bit of a dig around on Google, but haven't had much luck... Any

Relevance of dump (was: Re: [SLUG] Backups keeping symbolic links.)

2006-11-12 Thread Penedo
On 13/11/06, Matthew Hannigan [EMAIL PROTECTED] wrote: Pretty much everything keeps symlinks, cpio, tar, dump. Just taking this opportunity to try to satisfy my curiosity. I was wondering what's the state of dump(8) in the current world of multiple file system types, a quick Google came up

Re: Relevance of dump (was: Re: [SLUG] Backups keeping symbolic links.)

2006-11-12 Thread Matthew Hannigan
On Mon, Nov 13, 2006 at 02:12:10PM +1100, Penedo wrote: On 13/11/06, Matthew Hannigan [EMAIL PROTECTED] wrote: Pretty much everything keeps symlinks, cpio, tar, dump. Just taking this opportunity to try to satisfy my curiosity. I was wondering what's the state of dump(8) in the current

Re: [SLUG] Backups keeping symbolic links.

2006-11-12 Thread Matthew Hannigan
On Mon, Nov 13, 2006 at 02:21:30PM +1100, Eddie F wrote: I meant that we'd like to keep symlinks and restore them as they where, rather than replacing the symlink with the original file or loosing them all together. Then you don't have to do anything special. matt -- SLUG - Sydney Linux

[SLUG] Backups

2003-01-14 Thread John Aranibar
Hello Sluggers, Thanks very much to all of you that have reply my message, it has help me a lot. Regards John -- SLUG - Sydney Linux User's Group - http://slug.org.au/ More Info: http://lists.slug.org.au/listinfo/slug