Am Donnerstag 26 März 2009 schrieb [email protected]: > Hi, [...]
> So for now, creating an indestructible block device is a fun thing to > do and provides a backup solution with features way beyond most backup > software out there. Well I can hear myself thinking "Ihr habt doch alle einen an der Waffel!" - roughly "You have all just gone completely nuts!" ;-). One of the standard saying in the company I work. Crazy stuff you setup there ;-). > Good: > * incremental block-level backup > * point-in-time recovery for both, single files and complete volume > * works via network, so off-site is possible > * real-time backup > > Bad: > * No cleanerd for this - have to replace volumes by hand > * Much backup-space overhead > * Probably lots of traffic > * No warranty whatsoever, ymmv inconsistent filesystem in snapshooted loop files? You'd need xfs_freeze before syncing the raid to get a consistent one, I believe. One thing: Can't you use LVM snapshots in a similar way? Hmmm, I think performance would crawl with more than a few snapshots. -- Martin 'Helios' Steigerwald - http://www.Lichtvoll.de GPG: 03B0 0D6C 0040 0710 4AFA B82F 991B EAAC A599 84C7
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