Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-30 Thread Vadim Vygonets
Quoth Jim Bryant on Sat, Jul 28, 2001: > FreeBSD and GNU tar will not restore correctly to HP-UX, but dump/restore does work >fine. But POSIX tar (pax -x ustar) and GNU tar will not restore each other's archives correctly, if said archives have long filenames. However, dump and tar should be use

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-28 Thread Sergey Babkin
Jim Bryant wrote: > > Warner Losh wrote: > > > > In message <[EMAIL PROTECTED]> Sergey Babkin writes: > > : > Use dump. Otherwise, you will lose. > > : > > : Don't use dump. Or you'll never be able to restore these backups > > : on a non-FreeBSD machine. > > > > Unless it runs NetBSD, OpenBSD, S

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-27 Thread Jim Bryant
Warner Losh wrote: > > In message <[EMAIL PROTECTED]> Sergey Babkin writes: > : > Use dump. Otherwise, you will lose. > : > : Don't use dump. Or you'll never be able to restore these backups > : on a non-FreeBSD machine. > > Unless it runs NetBSD, OpenBSD, Solaris, Linux or SunOS. ufsrestore >

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-27 Thread Warner Losh
In message <[EMAIL PROTECTED]> Sergey Babkin writes: : > Use dump. Otherwise, you will lose. : : Don't use dump. Or you'll never be able to restore these backups : on a non-FreeBSD machine. Unless it runs NetBSD, OpenBSD, Solaris, Linux or SunOS. ufsrestore is pretty universal. Warner To Uns

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-27 Thread Sergey Babkin
Warner Losh wrote: > > In message <[EMAIL PROTECTED]> James Howard >writes: > : Both tar and cpio seem to have problems doing backups on my > : server. Looking at the pax manpage, we see this: > > Use dump. Otherwise, you will lose. Don't use dump. Or you'll never be able to restore these ba

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-27 Thread Mike Meyer
Daniel O'Connor <[EMAIL PROTECTED]> types: > > On 27-Jul-2001 Wilko Bulte wrote: > > On Thu, Jul 26, 2001 at 10:46:24PM -0600, Warner Losh wrote: > > > In message <[EMAIL PROTECTED]> James > > > Howard writes: > > > : A lot of people said this. Why? As near as I can tell, dump isn't that > > >

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-26 Thread Daniel O'Connor
On 27-Jul-2001 Wilko Bulte wrote: > > ie selectivity is good :) > > Sure. > > [I love my DLT4000 ;-) ] DLT for all! I love my imaginary multi terabyte RAID too. (My point being the solution isn't bigger tapes but better tools..) --- Daniel O'Connor software and network engineer for Gene

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-26 Thread Wilko Bulte
On Fri, Jul 27, 2001 at 04:18:11PM +0930, Daniel O'Connor wrote: > > On 27-Jul-2001 Wilko Bulte wrote: > > On Thu, Jul 26, 2001 at 10:46:24PM -0600, Warner Losh wrote: > > > In message <[EMAIL PROTECTED]> James > > > Howard writes: > > > : A lot of people said this. Why? As near as I can tell,

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-26 Thread Daniel O'Connor
On 27-Jul-2001 Wilko Bulte wrote: > On Thu, Jul 26, 2001 at 10:46:24PM -0600, Warner Losh wrote: > > In message <[EMAIL PROTECTED]> James > > Howard writes: > > : A lot of people said this. Why? As near as I can tell, dump isn't that > > : great either. There is no way to exlude specific dire

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-26 Thread Wilko Bulte
On Thu, Jul 26, 2001 at 10:46:24PM -0600, Warner Losh wrote: > In message <[EMAIL PROTECTED]> James Howard >writes: > : A lot of people said this. Why? As near as I can tell, dump isn't that > : great either. There is no way to exlude specific directories with dump > : and it appears to be qui

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-26 Thread Warner Losh
In message <[EMAIL PROTECTED]> James Howard writes: : A lot of people said this. Why? As near as I can tell, dump isn't that : great either. There is no way to exlude specific directories with dump : and it appears to be quite painful to restore a specific directory (though : I could be wrong

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-26 Thread Warner Losh
In message <[EMAIL PROTECTED]> James Howard writes: : Both tar and cpio seem to have problems doing backups on my : server. Looking at the pax manpage, we see this: Use dump. Otherwise, you will lose. Warner To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-26 Thread kuehl
>> Neither tar nor cpio is suitable for backup purposes. Well, my answer wasn't sufficiently exact. The question behind is whether you want to back up a number of files or a file system. For the latter case you need a tool that has sufficient knowledge of the file system. Therefore >> Use dump

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-26 Thread Greg Lewis
On Thu, Jul 26, 2001 at 02:54:52PM -0400, James Howard wrote: > On Thu, 26 Jul 2001, [iso-8859-1] Lars Kühl wrote: > > > Neither tar nor cpio is suitable for backup purposes. > > Use dump instead. > > A lot of people said this. Why? As near as I can tell, dump isn't that > great either. There

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-26 Thread David Scheidt
On Thu, 26 Jul 2001, James Howard wrote: :On Thu, 26 Jul 2001, [iso-8859-1] Lars Kühl wrote: : :> Neither tar nor cpio is suitable for backup purposes. :> Use dump instead. : :A lot of people said this. Why? As near as I can tell, dump isn't that :great either. There is no way to exlude specif

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-26 Thread James Howard
On Thu, 26 Jul 2001, [iso-8859-1] Lars Kühl wrote: > Neither tar nor cpio is suitable for backup purposes. > Use dump instead. A lot of people said this. Why? As near as I can tell, dump isn't that great either. There is no way to exlude specific directories with dump and it appears to be qui

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-26 Thread Lars Kühl
> Let's review. All the tar formats will truncate long filenames. All the > cpio formats truncate the inode number. Is there a reasonable backup tool > which does not do goofy things like that? Neither tar nor cpio is suitable for backup purposes. Use dump instead. BTW this is a subject for -

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-26 Thread Greg Lewis
On Thu, Jul 26, 2001 at 01:26:28PM -0400, James Howard wrote: > Both tar and cpio seem to have problems doing backups on my > server. Looking at the pax manpage, we see this: > [snipped] > > Let's review. All the tar formats will truncate long filenames. All the > cpio formats truncate the in

Re: Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-26 Thread Lawrence Sica
> > Let's review. All the tar formats will truncate long filenames. All the > cpio formats truncate the inode number. Is there a reasonable backup tool > which does not do goofy things like that? > Ive always been partial to dump/ufsdump myself. And gnu tar will handle longfiles names. The

Backup file formats: tar, cpio, pax, yadda, yadda, yadda

2001-07-26 Thread James Howard
Both tar and cpio seem to have problems doing backups on my server. Looking at the pax manpage, we see this: cpio The extended cpio interchange format specified in the IEEE Std 1003.2 (``POSIX.2'') standard. The default blocksize for this format is 5120 bytes.