Hello Peter,

Sunday, April 20, 2008, 7:47:31 PM, you wrote:

>>  How does 'zfs send' performance compare with a traditional incremental
>> backup system?

PT> I haven't done that particular comparison. (zfs send isn't useful for backup
PT> - doesn't span tapes, doesn't hold an index of the files.) But I have 
compared
PT> it against various varieties of tar for moving data between machines, and
PT> the performance of 'zfs send'  wasn't particularly good - I ended up using
PT> tar instead. (Maybe lots of smallish files again.)

PT> For incrementals, it may be useful. But that presumes a replicated
PT> configuration (preferably with the other node at a DR site), rather than
PT> use in backups.


Over a year ago I compared Legato incremental with zfs send
incremental on x4500 with a lot of small files. zfs send (incremental)
was dramatically quicker.



-- 
Best regards,
 Robert Milkowski                            mailto:[EMAIL PROTECTED]
                                       http://milek.blogspot.com

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