On 12/09/2009 12:06 AM, Shane Hathaway wrote: > Daniel Kraft wrote: >> Jim Fulton wrote: >>> On Tue, Dec 8, 2009 at 1:49 PM, Benji York<be...@zope.com> wrote: >>>> Any incomplete writes that are in progress at the time of the copy will >>>> simply be ignored when the resulting backup is opened later. >>> Note that this assumes that you are using a straightforward linear copy. >>> rsync would likely produce unpredictable results. >> >> Every modern volume manager or whatever supports snapshotting a >> filesystem. A snapshot is a good-enough synchonous copy. You simply >> store its contents to somewhere and you're done, even with blobstorage. > > Very good point. Tools like LVM and ZFS probably make repozo obsolete.
Not exactly: it's still a good idea to store away deltas as single large files are still hard to deal with except if you have really good block-level de-duplication in your filesystem. (Uhmm. I guess ZFS probably has all of that. It also probably serves my dinner.) Christian -- Christian Theune · c...@gocept.com gocept gmbh & co. kg · forsterstraße 29 · 06112 halle (saale) · germany http://gocept.com · tel +49 345 1229889 0 · fax +49 345 1229889 1 Zope and Plone consulting and development _______________________________________________ For more information about ZODB, see the ZODB Wiki: http://www.zope.org/Wikis/ZODB/ ZODB-Dev mailing list - ZODB-Dev@zope.org https://mail.zope.org/mailman/listinfo/zodb-dev