On Wed, 21 May 2008 15:15:51 +0300, Erez D <[EMAIL PROTECTED]> wrote: > > > > If you have enough disk space you can create "pseudo" snapshots by > > using hardlinks between the snapshots so only changed file takes space. > > It really depends on the file size distribution - few large files that > > change constantly will defeat this concept, while many small files is > > ideal for this scenario. > > using hard links as snapshot is works only if you ensure people do not open > new files with append mode. > if they do, they will modify your file as well as it's snapshot ...
This is not the case with my suggestion. The hard link is between "snapshots", there is no hard link to the original files. I forgot to add (it seems trivial) that the pseudo "snapshots" are mounted read-only. Ehud. -- Ehud Karni Tel: +972-3-7966-561 /"\ Mivtach - Simon Fax: +972-3-7966-667 \ / ASCII Ribbon Campaign Insurance agencies (USA) voice mail and X Against HTML Mail http://www.mvs.co.il FAX: 1-815-5509341 / \ GnuPG: 98EA398D <http://www.keyserver.net/> Better Safe Than Sorry ================================================================= To unsubscribe, send mail to [EMAIL PROTECTED] with the word "unsubscribe" in the message body, e.g., run the command echo unsubscribe | mail [EMAIL PROTECTED]
