On Tue, Feb 26, 2013 at 4:38 PM, Michael Stowe <mst...@chicago.us.mensa.org> wrote: > > >> On Tue, Feb 26, 2013 at 3:26 PM, Michael Stowe >> <mst...@chicago.us.mensa.org> wrote: >>> >>>> Can someone tell what the drawbacks of using cygwin/ssh/rsync on the >>>> windows BackupPc clients ? I just tried it yesterday on windows xp and >>>> it worked well. I believe this method of backup should also work on >>>> 2008r2 servers? >>> >>> Drawbacks versus ... what? >>> >>> Windows in general has issues with file semantics, and its system of >>> overcoming those is essentially to use VSS, the Volume Snapshot Service. >>> For BackupPC, there have been two solutions developed, one that requires >>> ssh, and one that instead uses winexe, which leverages samba. The ssh >>> solution encrypts in transit, but (naturally) requires the installation >>> of >>> ssh and the appropriate version of vshadow. The winexe version has an >>> installer which takes care of the client details, but requires >>> winexe/samba installed on the BackupPC server. >>> >>> There are some minor functional differences in the implementations; the >>> ssh version backs up ACL's (in one of two ways) and the winexe version >>> handles backing up machines that are powered down. However, the >>> features >>> aren't incompatible, and since both are scripted, can be added to either >>> one. >> >> Sorry about the confusing question. I was actually asking in general >> versus all other methods available to backup windows using BackupPC. >> >> Thanks for the information. It's certainly useful. I used method >> mentioned at http://www.cs.umd.edu/~cdunne/projs/backuppc_guide.html >> for my windows xp client. It didn't mention anything about volume >> snapshot service or vshadow. I am not sure if I am using vshadow but I >> do find a service in my windows xp named "Volume Shadow Copy " that is >> set to manual. So I guess vshadow is not being used on when backup is >> taken. Do I have to start vshadow and set to to automatic for future? > > What's there is neither of the open-file solutions I describe, so you'll > either need to switch, or simply be unable to back up open files (this may > not be a problem, depending on your backup strategy.) > > vshadow, the windows service, doesn't actually do anything unless it's > specifically invoked, so setting it to automatic won't do anything, nor > will starting the service by itself. The tricky thing about transient > shadow volume copies is that they need to be invoked *before* rsync, thus > the complexity. The windows-edition-specific program "vshadow" allows > management from the command line.
Great. Thanks guys for all the information. ------------------------------------------------------------------------------ Everyone hates slow websites. So do we. Make your web apps faster with AppDynamics Download AppDynamics Lite for free today: http://p.sf.net/sfu/appdyn_d2d_feb _______________________________________________ BackupPC-users mailing list BackupPC-users@lists.sourceforge.net List: https://lists.sourceforge.net/lists/listinfo/backuppc-users Wiki: http://backuppc.wiki.sourceforge.net Project: http://backuppc.sourceforge.net/
