> > hi ya > > On Sat, 30 Oct 2004, Joao Clemente wrote: > > > I'm getting a completly new server (P4 3Ghz, Dual-Channel DDR 400, MB > > with intel chipset) and, while I have a good ideia on these components, > > I would like to setup a RAID-1 system with SCSI disks... > > there is zero point ot setting up raid-1 if you do not need > to be online 24x7
Uh, no. If the data is important to you, raid1 is always the best choice. If performance, mirror two stripe (raid0) sets. > problem with raid1 ( aka mirror ) > - if one disk goes bad, the other disk will copy that bad info > onto the good disk .... the whole point of mirror, both disk > is identical Completely false. Physical disk errors mirrored by raid? No, No, No. Fat fingered deletes? Yes. > > I'm looking for advice on these: wich scsi controller should I buy? > > Software or Hardware RAID-1? Wich disk brand? (I'm getting a couple of > > 36GB, it is more than enough space for my setup) > > if you insist on using raid1 ... > do software raid1 so you can monitor it and maintain it whatever > if you use hw raid1, you will suffer from not being able to monitor it > and at the mercy of the hw vendor to provide you > "monitoring/maintenance tools" > > - for the costs of the $200 hw raid1 controller, you can buy how > many additional disks to do your "mirroring" with rsync and tar > and other backup apps This is hackery, and is completely inappropriate in many situations. > > Which are the tradeoffs of hard vs software raid1? What happens/How do > > we proceed if 1 disk fails (how do we know it, how do we replace/resync > > them?) > > with raid1 .. you're gonna be S.O.L if one disk dies in a bad way > that will make the "good" disk also go bad Nonsense. -- _ _ _ _ _ _ _ _ _ _ _ _ _ / \ / \ / \ / \ / \ / \ / \ / \ / \ / \ / \ / \ / \ ( t | i | m | @ | i | t | . | k | p | t | . | c | c ) \_/ \_/ \_/ \_/ \_/ \_/ \_/ \_/ \_/ \_/ \_/ \_/ \_/ GPG key fingerprint = 1DEE CD9B 4808 F608 FBBF DC21 2807 D7D3 09CA 85BF -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
