Re: [BackupPC-users] Zfs Deduplication vs Backuppc Pooling

2019-04-03 Thread Bzzzz
On Wed, 3 Apr 2019 14:20:34 +0100 (BST) "G.W. Haywood via BackupPC-users" wrote: Hi G.W., > You will need to test the performance yourself. Performance can be > improved by avoiding disc writes, which will take orders of magnitude > longer than reading RAM. ZFS checksums are in RAM, so you mig

Re: [BackupPC-users] Zfs Deduplication vs Backuppc Pooling

2019-04-03 Thread G.W. Haywood via BackupPC-users
Hi there, On Tue, 2 Apr 2019 B wrote: On Tue, 2 Apr 2019, Stefan Schumacher wrote: I want to set up a new zfs volume as storage for Backuppc. I plan on using the zfs features encryption, deduplication and compression. Unless you have an _absolute_ need, do NOT use deduplication into ZFS

Re: [BackupPC-users] Filling and incremental backups

2019-04-03 Thread Christopher Diekkamp
Hi Stefan, what you are describing is the way bpc 3 does it. In v4, the newest backup will be filled and all incrementals will reference this backup. Mit freundlichen Grüßen / Best regards i.A. Christopher Diekkamp Am 03.04.2019 um 13:56 schrieb Stefan Schumacher: > Hello, > > (It seems this ma

Re: [BackupPC-users] Xfer errors (especially bpc_sysCall_checkFileMatch(/path/to/file): file doesn't exist)

2019-04-03 Thread Daniel Berteaud
Am I the only one having this kind of errors, or the only one caring about the errors ? Cheers Daniel Le 12/03/2019 à 08:56, Daniel Berteaud a écrit : > > Hi. > > I've been using BackupPC since the past 13 years (starting with 2.1.2 > I think), with great success. I'm now running a few installa

[BackupPC-users] Filling and incremental backups

2019-04-03 Thread Stefan Schumacher
Hello, (It seems this mail was discarded since I was not yet a member of this list when I sent it) I have a question regarding "filling" and levels of incrementation. Let's have a look at one of my hosts. To me this look wrong: There are three incremental backups (62,63,64) but there is no pre