All Questions
19 questions
0
votes
1
answer
149
views
highpoint rr62x RAID 5 status disable, recover saying parameter error
I have been using a Highpoint rr62x controller(BIOS version 1.3) for about a decade now. The RAID-5 volume is containing 4 disks-each 3TB.
For the last five years my RAID has been disabled. I have ...
1
vote
1
answer
1k
views
Grow an mdadm RAID5 array with fewer, larger disks
I have a linux software RAID 5 array, made up of 5 x 3 TB drives, giving me roughly 12 TB in total. I want to replace the disks with newer 8 TB drives, but since these are still quite expensive, I ...
- 13
0
votes
1
answer
45
views
Random drive loss about every 24 hours
I have a megaraid 9260-8i with a 4 disc raid 5. For 6 months or more the array has been performing beautifully, but recently the hardware alarm went off and the status said one of the drives was ...
- 225
1
vote
0
answers
137
views
M5015 Disk controller - Replace failed disk used working disk
I have an IBM X3200 M3 machine with a M5015 SATA Disk controller (RAID 5). One of the disks has failed ie orange light flashing on the disk.
I intend to replace the damaged disk with a used disk of ...
- 11
2
votes
1
answer
240
views
Are RAID 5 systems suitable for larger disk sizes?
Why is it generally considered that RAID 5 systems are not suitable for larger disk sizes? Is the same true for RAID 6?
- 31
1
vote
0
answers
99
views
Partitions not recognized when installing Kubuntu 14.04 over complex RAID setup
I have three identical HDDs. Using a ROM utility, I configured the use of 90% of each of them as a RAID 5 array, and the other 10% as a RAID 0 array. That is, each array uses some area on all three ...
- 1,795
0
votes
2
answers
63
views
Migrate unix-system to hardware RAID-5 possible?
At the moment, I have a Intel SR2500 with 5 disks running at home.
4 of the disks aren't used at the moment due to maintenance-reasons.
Because it's an expeiment-laboratory-machine where I can try ...
- 152
-2
votes
1
answer
72
views
Preparing for RAID5 failure [closed]
I've got an Ubuntu system with a bunch of hard disks in it acting as my home router, DHCP server, file server, etc. Twice in the past 24 hours it has suddenly decided to set the root filesystem to ...
- 219
0
votes
1
answer
780
views
Will configuring a server with RAID 5 and (2*500gb) + (2*1TB) work?
I'm currently setting up a DELL server, which came with 2*500gb disk drives but is configured in RAID 1. I want to increase the total capacity of the disk storage to at least 1TB. Now with it being ...
-1
votes
3
answers
1k
views
Raid 0, Raid 1, Raid 5, Raid6, Raid 10 Read/Write performance? [duplicate]
Assume a single disk has a baseline of 1W & 1R performance, how does the different RAID configurations behave?
My initial guess:
Raid 0: 2W 2R
Raid 1: 1W 2R
Raid 5: ? ?
Raid 6: ? ?
Raid 10: ...
- 2,265
6
votes
1
answer
2k
views
RAID-5 or RAID-6 - is RAID-5 really that bad? [duplicate]
Possible Duplicate:
Which is better: RAID5 + 1 Hotspare / RAID6?
I need to decide myself between RAID5 and RAID6.
The servers have a hardware-RAID controller and 6 drives each.
The drives are ...
- 445
0
votes
1
answer
183
views
RAID5 and different sizes of HDDs
Today I set up my first RAID ever. I decided to use RAID5, because I want as much space as possible, but I'm to afraid to use RAID0 because of possible data loss.
I have 4 0,5TB drives and in RAID5 I ...
- 13
2
votes
2
answers
4k
views
How to identify which hdd to be replaced in RAID
Our RAID5 (using Adaptec 3085) stopped working because one of the hdd is broken. How can I identify which one it is?
- 1,133
1
vote
2
answers
220
views
NAS Hard drive configuration advice?
Just got a 4 bay NAS.
I want to set it up as optimal as possible.
I was thinking of getting 3 x 1TB hard drives and setting up as RAID 5.
The disk usage will probably be around 1TB max but there is ...
- 21
0
votes
2
answers
512
views
Increasing capacity of RAID5 array [closed]
Assume that I built an 2TB RAID5 array and its running and some data is stored on it.
Now I need to increase its size to 5TB.
Can I increase capacity (By adding extra drives)? How?
If Yes is it ...
- 147
6
votes
4
answers
850
views
mdadm: Replacing array with entirely new drives
I have a server with three 500GB drives, with most of my data in a RAID5 configuration spanning the three of them.
I just purchased and installed four 1TB drives, and the intention is to move off of ...
- 63
6
votes
2
answers
10k
views
RAID 5 with big SATA disks. Do or don't?
Is it sane to build a machine with RAID 5 expecting to hold around 5 Tb (and able to grow) with 1.5 or 2 Tb SATA II disks?
It will be used as audio and documents storage. I already have chosen a ...
- 1,523
1
vote
4
answers
13k
views
How do I Change a damaged Disk in a Raid 5 array
I have a server with a 4-drives Raid 5 array; one of the disks is damaged. All the disks are hot pluggable. My Question is, I want to replace the damaged disk with a new one, do I have to shutdown the ...
- 13
4
votes
8
answers
1k
views
Which is more standard in large enterprises: RAID5 or RAID10?
Which is more standard in large enterprises: RAID5 or RAID10?
- 1,105