Re: 4.x can't read 5.x dump?

2004-12-04 Thread David Magda
On Dec 3, 2004, at 21:03, Adrian Wontroba wrote: On Fri, Dec 03, 2004 at 02:36:09PM +, Ceri Davies wrote: Should I expect a dump taken from 4.X to be restorable on 5.X though? Yes. Phew. I didn't even think about the possibility of dump not being forwards compatible (8-( Maybe a note should

Re: 4.x can't read 5.x dump?

2004-12-03 Thread Ceri Davies
On Wed, Dec 01, 2004 at 09:40:53PM -0500, Ken Smith wrote: On Thu, Dec 02, 2004 at 10:48:43AM +1000, Joel Hatton wrote: I'm backing up a 5.x machine at the moment with this command: dump -0Lau -b128 -f - /var | gzip -2 | ssh FreeBSD4 dd of=aacd0s1f.gz After the dump finishes, I try

Re: 4.x can't read 5.x dump?

2004-12-03 Thread Ken Smith
On Fri, Dec 03, 2004 at 02:24:15PM +, Ceri Davies wrote: Should I expect a dump taken from 4.X to be restorable on 5.X though? (I do). Yes. -- Ken Smith - From there to here, from here to | [EMAIL PROTECTED] there, funny things

Re: 4.x can't read 5.x dump?

2004-12-03 Thread Ceri Davies
On Fri, Dec 03, 2004 at 09:27:07AM -0500, Ken Smith wrote: On Fri, Dec 03, 2004 at 02:24:15PM +, Ceri Davies wrote: Should I expect a dump taken from 4.X to be restorable on 5.X though? (I do). Yes. Phew. Ceri -- Only two things are infinite, the universe and human stupidity, and

Re: 4.x can't read 5.x dump?

2004-12-03 Thread Adrian Wontroba
On Fri, Dec 03, 2004 at 02:36:09PM +, Ceri Davies wrote: Should I expect a dump taken from 4.X to be restorable on 5.X though? Yes. Phew. I didn't even think about the possibility of dump not being forwards compatible (8-( In passing, you may find the buffer port useful. I spent a

Re: 4.x can't read 5.x dump?

2004-12-02 Thread Nick Barnes
At 2004-12-02 02:40:53+, Ken Smith writes: On Thu, Dec 02, 2004 at 10:48:43AM +1000, Joel Hatton wrote: I'm backing up a 5.x machine at the moment with this command: dump -0Lau -b128 -f - /var | gzip -2 | ssh FreeBSD4 dd of=aacd0s1f.gz After the dump finishes, I try to read the

RE: 4.x can't read 5.x dump?

2004-12-02 Thread Jaime Bozza
There's no theoretical reason why the formats used by dump and restore shouldn't be forward and backward compatible, allowing an older restore (to an older filesystem type) to pick out the parts of the dump which make sense to it while ignoring parts which it doesn't understand. But they aren't,

Re: 4.x can't read 5.x dump?

2004-12-02 Thread Kirk Strauser
On Thursday 02 December 2004 05:55, Nick Barnes wrote: There's no theoretical reason why the formats used by dump and restore shouldn't be forward and backward compatible, allowing an older restore (to an older filesystem type) to pick out the parts of the dump which make sense to it while

4.x can't read 5.x dump?

2004-12-01 Thread Joel Hatton
Hi, I'm backing up a 5.x machine at the moment with this command: dump -0Lau -b128 -f - /var | gzip -2 | ssh FreeBSD4 dd of=aacd0s1f.gz After the dump finishes, I try to read the file on the 4.x destination: # gzip -dc aacd0s1a.gz | restore -ivf - Verify tape and initialize maps Tape is not a

4.x can't read 5.x dump?

2004-12-01 Thread freebsd-stable
Hi, I'm backing up a 5.x machine at the moment with this command: dump -0Lau -b128 -f - /var | gzip -2 | ssh FreeBSD4 dd of=aacd0s1f.gz After the dump finishes, I try to read the file on the 4.x destination: # gzip -dc aacd0s1a.gz | restore -ivf - Verify tape and initialize maps Tape is not a

Re: 4.x can't read 5.x dump?

2004-12-01 Thread Daniel O'Connor
On Thu, 2 Dec 2004 11:19, [EMAIL PROTECTED] wrote: I can scp the file back to the 5.x machine and it loads just fine, so what gives? This type of failure is somewhat scary for me right now, given that I may have to restore files to another destination that may not be 5.x based. Is the 5.x

Re: 4.x can't read 5.x dump?

2004-12-01 Thread Ken Smith
On Thu, Dec 02, 2004 at 10:48:43AM +1000, Joel Hatton wrote: I'm backing up a 5.x machine at the moment with this command: dump -0Lau -b128 -f - /var | gzip -2 | ssh FreeBSD4 dd of=aacd0s1f.gz After the dump finishes, I try to read the file on the 4.x destination: # gzip -dc aacd0s1a.gz

Re: 4.x can't read 5.x dump?

2004-12-01 Thread Joel Hatton
Thanks Ken (and thanks to Paul, who replied with similar info), I can appreciate this - I shouldn't have been, but I guess I was just caught out by the change in the filesystem type and didn't realise that dump depended so heavily on it. I can work around, so all is well. Sorry about the double