Server Fault Stack Exchange
Server Fault Stack Exchange

Questions tagged [raid10]

RAID 10 is a combination of RAID 1 and RAID 0. RAID 10 can also be referred as RAID 1+0

Minimum disks needed for RAID 10 is 4.

When using RAID 10, 2 RAID 1 volumes are created and then these 2 volumes are put in RAID 0 mode.

Do not confuse this with RAID 01, which creates 2 RAID 0 volumes and then mirrors them. RAID10 layout

Linux MD RAID10 is a non-standard level that can permits setting up unusual layouts beyond what is possible with the standard RAID10. MD RAID10 requires a minimum of only two drives.

273 questions
-1
votes
3 answers

Difference between software and hardware RAID 10 if the server suddenly shut down

today I have a question that I can not answer. Our servers are dual power and battery. The operating system never crashes. (thanks linux) Now, I wonder what happens if the server suddenly shuts down? (motherboard, processor?) In this case, if I want…
Dylan
  • 1
  • 1
-1
votes
1 answer

converting from raid 10 to raid 1 on windows server 2012 r2

My current setup is that my OS and other important installed files are all installed in my raid 10 array, however, I need the 2 drives (ssd) in the array for something else, is there a way to convert my existing raid 10 to raid 1? or do I need to…
FocalPoint
  • 1
  • 1
-1
votes
1 answer

SAS Raid Array A with Spare. If I remove bad drive will the Spare pick up?

I re-posted below. My apologies, I accidentally uploaded a very old pic by accident.. My server Array
Michael Phillips
  • 11
  • 1
-1
votes
4 answers

4-Drive Software RAID1 vs RAID10 for Extreme Reliability Purposes

4-Drive Software RAID1 vs RAID10 heading tells you what I am contemplating about. Hardware: 2x 1TB Enterprise-class HDDs + 2x 1TB Consumer-class HDDs. OS and Software: Linux Debian Jessie (stable) with mdadm. Intended purpose: Extreme reliability…
Vlastimil Burián
  • 499
  • 6
  • 20
-1
votes
3 answers

Replace faulty drive in Raid 10 using smaller drive?

I have a Raid 10 array with a faulty drive in a Qnap TS-809. The array contains the following drives: (I know it was a stupid idea to mix the drives in the first place) 1. 2TB WD Red --\ 2. 2TB WD Red --/ 3. 2TB WD Red --\ 4. 2TB WD Red --/ 5.…
Gavin
  • 173
  • 1
  • 10
-1
votes
1 answer

ServeRaid M5210 high temperature

I have a serveraid M5210 card on X3650 m5 (raid10) And a M5110e raid card on X3650 m4 Both raid card is high temperature (70-75 C) images: https://i.stack.imgur.com/1A4L8.jpg https://i.stack.imgur.com/O5maa.png…
JeWoPeR
  • 3
  • 2
-1
votes
3 answers

Can Docker Corrupt a Software RAID Setup?

I read that software RAID should not be implemented on a machine that also has ESXi virtual machines running. Does this mean that I would want to avoid LVM and or LXC/Docker containers as well on this server? Thanks
mh00h
  • 109
  • 5
-1
votes
2 answers

Poor SQL performance on HP ProLiant ML310e Gen8 v2 with raid10

I recently bought HP ProLiant ML310e Gen8 v2 server with 8G's RAM and 4 HP 1TB 6G 7.2k rpm SATA (3.5in) Non-Hot Plug MDL HDD disks. It was surprise to me that HP didn't provide debian drivers for raid controller and I had to go with software raid. I…
AngularAddict
  • 111
  • 1
  • 6
-1
votes
1 answer

RAID 10 SSD Benchmarks

I haven't been able to find any benchmarks for the following setup: Intel Cherry 520 SSD x 4 RAID10 with LSI 9260 writeback-cache enabled. I'm looking to get 1.5gbps sequential
user3180
  • 337
  • 1
  • 4
  • 13
-1
votes
3 answers

Raid 0, Raid 1, Raid 5, Raid6, Raid 10 Read/Write performance?

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: ? ? Updated: Assumptions: Using hardware RAID With…
Howard
  • 2,135
  • 13
  • 48
  • 72
-1
votes
2 answers

upgrade windows server from 2003 to 2008

My PowerEdge 2900 server currently is a windows server 2003 thats configured as a RAID 5 Using PERC 6/i Integrated with 3 750GB Disks. Whats the best way or, the order of steps to upgrade it to windows server 2008 R2 with RAID 1+0 Using PERC 6/i…
shilezi
  • 3
  • 2
-1
votes
2 answers

One drive failed in my RAID 1+0 array, am I safe to replace it without losing data?

The first drive in my 1+0 RAID array is showing a status of predictive failure. There are two drives in the array; is it safe to replace this without losing any data? I will be replacing it with the same manufacture/model drive. From what I know a…
EGr
  • 609
  • 4
  • 14
  • 29
-1
votes
1 answer

Does linux software raid10 perform any data verification on each write?

I wand to find out is there any benefit in safety of storage data between manual sync(using cron & rsync) of two RAID0 volumes and RAID10 volume using Linux software raid. Does RAID10 preform any data integrity check during write operation?…
megadrofan
  • 109
  • 1
-1
votes
1 answer

Speeding up SAS data rate from 12Gbps

I'm curious about SAS data transfer speed. Maximum is 12Gbps in the whole bus (not per drive) as far as I understand, but I have a scenario where I would like to have a faster data rate (hopefully around 40 to 80 gbps), stored into RAID-10 (thinking…
zRISC
  • 13
  • 2
-1
votes
1 answer

Hyper-V on Server 2019 - the larger the VHDX file the slower the disk speed

We have a brand new pair of servers for Hyper-V with fast RAID 10 SSDs in 2 arrays. On the host, using Crystal Disk Mark, I get speeds that I would expect like RND64K Q32T12 = 4712.49 MB/S while the test VM gets 21.34 MB/S on a 600GB VHDX and 52.12…
D_B_AINT
  • 9
  • 1
1 2 3
…
18
19