[Samba] A probably silly thought but...

Michael Gasch gasch at eva.mpg.de
Thu Mar 3 14:10:30 GMT 2005

S Clark wrote:
> Here's a completely off-the-wall thought.
> I have no idea if it would work, but would it be possible for you to combine 
> the two RAID5 systems into a "software" RAID1 system?  Perhaps via iSCSI?
> Kind of an overcomplicated method for doing what you need, but it WOULD keep 
> both sets of RAID5 arrays in sync with each other in realtime, and would 
> allow things to keep running without a pause even if one of the RAID5 systems 
> failed.
the problem again: if filesys is damaged all your raids are unusable

>As an example, in one test a daily rsync took over 20 minutes, while 
>the rsync hourly took only 2 minutes... sure it adds up to more time 
in >total to rsync more often, but if the systems can handle the load...
the problem: to analyze all files/dirs (ATM ~2,1Billion) rsync needs
more than half an hour

i think twice a day is comfortable for everyone here @ work



                  Michael Gasch

            - Central IT Department -

Max Planck Institute for Evolutionary Anthropology
Deutscher Platz 6
04103 Leipzig


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