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Re: multi-TB diskarrays ???



Alvin =>

Thank you, for your participation . . .

Alvin Oga wrote:
> 
> hi ya michael
> 
> > "Michael D. Schleif" wrote:
> > >
> > > Having never done this with linux, I'm asking this at the lowest
> > > possible level to facilitate very exhaustive research:
> > >
> > > What do I need to know to design a debian fileserver attached to a 4-5TB
> > > diskarray?
> >
> > Yes, I am vague with this request.
> 
> nothing special about it being debian...

``nothing'' ???

I suspect that there is alot that I need to know, which I do not
currently know, regarding debian and that much disk ;>

Can we be so lucky that I already know everything?

> -- with 4TB of data...  you should be more worried about backups
>    and redundancy ...
<snip />

> -- how to backup 4TB of data ... and keep data in sync
<snip />

Yes, we are aware of these.  Hardware solutions are abundant at an
incredible range in prices!

Nevertheless, without an os, how can we use it?

Surely, this much disk will tax hardware and firmware resources
differently than a 9GB drive ;>

> -- test any and all debian packages on a test box ..before applying
<snip />

> -- you would obviously(?) need raid5...
<snip />

High quality, high capacity, hot swappable scsi drives with raid5 --
nothing less will do.

> -- you would obviously need ext3 or reiserfs ...
<snip />

Yes, which filesystem is a good question; but, which one?

Also, ought we to use a volume manager?  Which one?

> -- hardware raid5  or software raid5 ???
<snip />

h/w

> -- testing your finished 4TB server ....
>         -- pull the power cord
>         -- see what kind of problems you get...
>         -- disconnect one of the disks ... see if boots in degraded mode
>         -- replace the disk in the 4TB server ... see if it will resync
>         itself ...
<snip />

ok

> http://www.Linux-Backup.net     -- backup stuff
> http://www.Linux-1U-Raid5.net  --- raid stuff
<snip />

Yes, must investigate these . . .

-- 

Best Regards,

mds
mds resource
888.250.3987

Dare to fix things before they break . . .

Our capacity for understanding is inversely proportional to how much we
think we know.  The more I know, the more I know I don't know . . .



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