5
votes
2answers
417 views

How many drives do I have?

This is the first time I ordered a dedicated server with 3 HDDs and I am quite confused. My limited knowledge tells me that /dev/sda /dev/sdb /dev/sdc are the 3 drives that I actually have. But, ...
0
votes
1answer
31 views

What is the best way to create RAID 1?

I'm looking for a way to create the RAID 1 array without losing my data on CentOS. Here's my situation: I've got a web server running on CentOS. There is one VG partition with few LV volumes. I bought ...
0
votes
0answers
66 views

Installing CentOS 6 on Asus M3N78-EM using CentOS software raid / LVM

I have an Asus M3N78-EM motherboard with 3 WD 250GB drives connected to SATA ports 1-3. The BIOS currently is setup to see the drives as AHCI instead of raid due to the controller driver not being ...
0
votes
0answers
177 views

Centos 6.4 Mounting RAID Drive

I already have 2 hdd on my dedicated and I just added 2 new RAID hdd on my current system. When I use hpacucli ctrl all show config command I can see my all drives like this: Smart Array P410 in ...
1
vote
0answers
106 views

linux - centos won't boot after rebuilding raid

I have a dedicated server with OVH. Yesterday they had to replace one of the HDD because it was about to fail. After replacing the disk, we had to rebuild the RAID and now the server won't boot ...
0
votes
1answer
106 views

CentOS Gnome only showing 1TB on 6TB Server?

I just bought a new server and want to use it to store files, It has 2x 3TB hard drives. I Set them up in raid 0 as i don't need any redundancy. I don't know much about servers and command-lines ive ...
1
vote
2answers
337 views

/dev partition missing, so mdadm broken. How to get Linux to see partition?

Upgraded a Linux box and changed out the root drives. There was a RAID-5 array of three SATA drives that I moved over (not root). Reinstalled the OS but was CentOS 6.4 before and after. # mdadm ...
0
votes
0answers
1k views

Disable RAID to JBOD in server IBM x3400 M2

Hi I just wanna disable the default RAID in my server IBM System X3400 M2 Server(7837-24X),i have 3 disk drives SAS. I want to make them a JBOD "Just a Bunch Of Disks", because I want to install in ...
0
votes
0answers
444 views

Check Hard disk status with RAID 5 configuration in Centos 6

I have a PC with 6 HDD (for data) and 1 SSD (for Centos 6.3) with on board intel RAID 5. I'm pretty aware that upon any hard disk failure the system will continue normally but more stress on the CPU ...
1
vote
0answers
978 views

CentOS - Add additional hard drive raid arrays on Dell Perc 5/i card

We have a Dell Poweredge 2900 system with Dell Perc 5/i card and 4 SAS hard drives attached, with NTFS partitions on them. We installed CentOS on one raid array on this controller with a different ...
0
votes
1answer
299 views

Hot-swapping drives

I have hot swap drives and controllers, but have never actually used the hot swap capability. What is the procedure for doing so? Do I need to warn Linux that I'm about to pull a drive out? Should ...
2
votes
1answer
560 views

How do I extend the storage space in my NAS server?

I have a NAS server (Dell R310 and FreeNAS OS) with RAID 1 and 2 x 250GB, and 2 slots for hot plug disk space are free. It is using hardware RAID. But the disk space is almost full, how can I extend ...
0
votes
1answer
325 views

How to replace the hot plug disk in CentOS 5.4 with Dell servers?

I am running a server in Dell which has RAID1 and hot plug 2 disks. It's been running for a while, but I was thinking it may crash anytime. So got a spare one, and wanted to test it how it works. I ...
0
votes
0answers
612 views

dmraid -r" just returns No RAID disks

I have installed centOS 5 on our HP Proliant ML110 GH6 server and configured the Smart Array through BIOS Now, i would like to set up an e-mail notification with the RAID status (especially if it's ...
0
votes
1answer
724 views

Which RAID for CentOS and Which NAS for CentOS?

I am trying to order a DELL server rack mounted PowerEdge R310 Chassis, Up to 4 Hot Plug Hard Drives and LCD. Question: RAID1 if i use, can i lose a disk and get back data? What happen if i have ...