Re: [BackupPC-users] Questions about compression in BackupPC

2008-11-05 Thread John Goerzen
Nils Breunese (Lemonbit) wrote: >> Right, I'm aware of that. But that's a specialized tool. It requires >> CPAN libraries, libraries from BackupPC's perl library, etc. 20 bytes >> or so would get you something that gzip could uncompress. > > Are you sure? I thought it also works on its own. Hav

Re: [BackupPC-users] Questions about compression in BackupPC

2008-11-05 Thread John Goerzen
Chris Robertson wrote: > John Goerzen wrote: >> extract it without using specialized tools. It also makes me nervous >> because it isn't a completely off-the-shelf implementation, and >> doesn't appear to store a CRC in the file; is there integrity checking >> anywhere? >> > > http://backuppc.

Re: [BackupPC-users] Questions about compression in BackupPC

2008-11-05 Thread Nils Breunese (Lemonbit)
John Goerzen wrote: > On Wed, Nov 05, 2008 at 10:40:35PM +0100, Nils Breunese (Lemonbit) > wrote: >> John Goerzen wrote: >> >>> First, the on-disk compression format makes me nervous. It >>> appears to >>> use the deflate algorithm, but cannot be unpacked with either gzip >>> or >>> unzip.

Re: [BackupPC-users] Questions about compression in BackupPC

2008-11-05 Thread Chris Robertson
John Goerzen wrote: > Hi everyone, > > I installed BackupPC to try it out for backing up Linux systems, and I > have a few questions about it. > > First, the on-disk compression format makes me nervous. It appears to > use the deflate algorithm, but cannot be unpacked with either gzip or > unzip.

Re: [BackupPC-users] Questions about compression in BackupPC

2008-11-05 Thread John Goerzen
On Wed, Nov 05, 2008 at 10:40:35PM +0100, Nils Breunese (Lemonbit) wrote: > John Goerzen wrote: > > > First, the on-disk compression format makes me nervous. It appears to > > use the deflate algorithm, but cannot be unpacked with either gzip or > > unzip. It would seem that the few bytes that a

Re: [BackupPC-users] Questions about compression in BackupPC

2008-11-05 Thread Nils Breunese (Lemonbit)
John Goerzen wrote: > First, the on-disk compression format makes me nervous. It appears to > use the deflate algorithm, but cannot be unpacked with either gzip or > unzip. It would seem that the few bytes that adding a gzip header > means would be well worth it, since it would buy the ability t

[BackupPC-users] Questions about compression in BackupPC

2008-11-05 Thread John Goerzen
Hi everyone, I installed BackupPC to try it out for backing up Linux systems, and I have a few questions about it. First, the on-disk compression format makes me nervous. It appears to use the deflate algorithm, but cannot be unpacked with either gzip or unzip. It would seem that the few bytes