2
votes
2answers
330 views

How to use SAS expanders with Adaptec 2405 Raid Card

I have a server with Adaptec 2405 RAID card. I have 4 hard drives attached to it. I want to add 4 more. Adaptec site says 2405 can handle up to 128 hard drives with SAS expanders. It's not clear to me ...
5
votes
2answers
621 views

Nearline SAS on SATA controllers

I know that SAS drives cannot operate on a SATA controller. I know that SATA drives can operate on a SAS controller. But can Near-Line SAS drives, being SATA drives with a SAS controller, be used on ...
1
vote
1answer
690 views

Adaptec 1405 or HP SmartArray P212 SAS controller supported in the stock RH 5.5 kernel?

I am ordering a custom server and looking at either an Adaptec 1405 SAS controller, or an HP SmartArray P212 to use for the internal SAS Ultrium drive (HP Ultrium LTO-4 1760). The server will be ...
26
votes
10answers
21k views

Cheapest way to connect 20-24 Sata II HDDs in a budget storage server? [closed]

I need to assemble a high density storage server for as cheap as possible. It's been a while for me and the last systems I integrated didn't even have Sata yet... During my Research I of course ...
0
votes
3answers
2k views

Dell SAS 5/ir - secondary disk update “data will be lost!” - will all data, or just secondary disk?

On a Dell SAS 5/ir RAID controller, I have a RAID 1 array which is Degraded. One drive has failed. Upon replacing this drive the controller doesn't automatically resync the array. There's an ...
0
votes
2answers
875 views

Centos 5 SAS controller

NOC tech told me this: I am having troubles loading this server. I set up the HDD in the RAID controller however it does not show up when I try to install CentOS. A quick look at SuperMicro's website ...