RAID solution with hardware assistance. RAID parity calculations can be performed by either the main CPU, or by a separate processor on the RAID controller card.

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23 views

Converting to Hardware Raid from default Software Raid, backplane 1 connector A0 is not connected Issue.

I have a newer Dell R330 server that came with three 128GB SSD's as well as a software raid S130. After setting up a Raid 1 with single hot spare, I realized that ESXI is not fully compatible with ...
2
votes
2answers
5k views

Install CentOS 7 on HP dl120 gen9 server with b140i raid controller

I'm trying to install CentOS 7 on a HP DL120 gen 9 server with a b140i controller. I have 4 1TB HDD setup in a raid 1+0 and the CentOS installer doesn't seem to recognize the logical drive created ...
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3answers
3k views

How to monitor and rebuild hardware RAID in ESXi?

I'm currently putting together some ideas for a new VMHost using ESXi with RAID 5 to replace 3 aging ESXi hosts that have no RAID. However I can't seem to find any good info explaining how to monitor ...
0
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0answers
10 views

megacli - Losing a VD and it's disk changing to unconfigured(bad)

I am running into an odd issue with a RAID-0 Virtual Disk that was created with just one physical disk. That disk was accidentally pulled and reinserted and during that time the VD vanished. This is ...
1
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1answer
1k views

HP P410 “Parity Initialization Status: Initialization Failed” How to fix?

I'm using HP P410 raid card with BBU with 12 x 3TB drives on RAID50 After a power outage at the datacenter, the hpacucli shows this: Parity Initialization Status: Initialization Failed However, all ...
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1answer
46 views

Will a H310 Mini or a H200 support Samsung SSDs (840/850 Pros)?

I've been searching around and struggling to find out of a H310 Mini or a H200 will run Samsung 840/850 Pros. I know Dell have their officially branded SSDs, but unfortunately cost is a major issue ...
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0answers
10 views

Is a PERC310 Mini compatible with an R610?

I'm going to purchase an R610 soon which is sans RAID card. The spec sheet lists 2x PCIe x8 + 1 "storage x4" slot. However none of the X10 series cards are listed on the spec sheet. I presume that's ...
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1answer
36 views

Which raid array will be best practices with seven 1.2 tb hdd system

I have a server which have seven 1.2 tb hard disks. I have to create raid array but i don't decide which raid i use? First of all, first and most important matter is security. At any cost i must not ...
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5answers
42k views

How to monitor the hard disk status behind Dell PERC H710 Raid Controller with CentOS 6?

I have a Dell server running CentOS 6 using PERC H710 Raid Controller card with Raid 5 setup and I want to monitor the hard disk failure/working status behind the Raid Controller. Then I should be ...
2
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2answers
44 views

Expanding a RAID 5 partitions on Dell T610 with PERC 6 with Windows 2008 R2

Here is my dilemma fellas, I have a Dell Poweredge T610 with a PERC 6 RAID controller running on Windows Server 2008 R2. OLD configuration: 3 x 1 TB SAS Drives in RAID 5 configuration I ...
2
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3answers
41 views

find out RAID level on HP DL360 server

I have a HP ProLiant DL360 Gen9 server which has three physical 900GB HDDs. Those three HDDs are in some sort of hardware RAID setup. RAID controller is HP 3239 and it uses hpsa driver. For OS it ...
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5answers
4k views

RAID level confusion (MegaCli vs megasasctl output)

I'm utterly new to working with LSI MegaRAID controllers and I'm confused as to what RAID level I am actually running. My server is equipped with 4 disks, 4TB each and I would like to have them ...
0
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1answer
63 views

Server 2012 R2 — Using Storage spaces with hardware RAID?

I'm studying for MCSA using Server 2012 R2. I'm running a Dell r610 rack server with a perc6/i controller for hardware raid. Hardware raid is set up with a virtual array in a RAID 10 configuration. ...
0
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1answer
46 views

Slow RAID & system performance on large file write

I'm moving a large VHD file to a new VM host over the network. I've checked and double checked every point of bottlenecking here and it is 100% the server doing the writing causing an issue. It's a ...
3
votes
1answer
29 views

Remove spare from OS array, add to data array

OK, from what I've been seeing online (including at this link Repurpose spare drive in HP ProLiant RAID 5 array) it should be pretty simple to do what I need. I just want to get confirmation, since I ...
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0answers
79 views

IBM BladeCenter S RAID Battery Backup replacement

Does anybody know if is possible to replace the battery inside of a "IBM BladeCenter RAID Battery Backup Module" (p/n 22R6649) ? The battery is a double 4.8V 3500mAh (P/N 17P8979) and is easy to find ...
0
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1answer
38 views

Does ESXi 6.0 Support any PCIe x1 SATA RAID Controllers?

I'm trying to find a PCIe x1 SATA RAID controller, that is supported by ESXi 6. I've spent hours searching the ESXi compatibility site, however I have yet to come across one. Is this a fruitless ...
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1answer
53 views

HP SmartArray Rebuild Logical Drive without data loss

First, let me explain our situation: We had an HP server with a RAID 1 over 2 drives (for the OS) and a RAID 5 over 4 drives (for VM data). The raid recently failed. I say the word failed very ...
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5answers
272 views

Can I detect hardware RAID infromation from inside Linux?

When I'm inside of Linux, I can get the following information from lsblk (irrelevant drives removed from output): NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 0 298G 0 disk sdb ...
2
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2answers
89 views

Failed Dell PowerEdge T410: Move Hardware RAID PERC H700: 3 x 300GB SAS (1 faulty) to 2nd T410 for Disk Cloning & Boot

Failed Dell PowerEdge T410: Move Hardware RAID PERC H700: 3 x 300GB SAS (1 faulty) to 2nd T410 for Disk Cloning & Boot FYI - PRE QUESTION CONTEXT: We barely got the original T410 up once ...
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0answers
41 views

Right way to Migrate bootable Windows Server 2008 SP2 from RAID 5 Vdisk to RAID 0 or Single SATA and ensure Booting?

Did the following 2 identical blank 1 TB SATA drives: Cloned the RAID5 Virtual disk to RAID 0 Drive on Controller Cloned the RAID5 Virtual disk to SATA Drive on Motherboard SATA Port Using ...
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3answers
57 views

LVM and RAID setup

I am relatively new to LVM and RAID. I have a Server (HP ProLiant) with a Hardware Raid (RocketRaid 2710). Given two HHDs (500 GB) I wanted to setup RAID 1 (Mirroring). When installing Ubuntu I made ...
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2answers
62 views

Hardware RAID configuration on Linux

I have a linux server with a RAID controller and 6 HD (4TB each). I want to mount a calculus server and I am thinking in two possible configurations: Hardware RAID 10 using 6 HD (only 12TB available ...
1
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1answer
138 views

Checking RAID events log or history of a Smart Array P400 in a HP ProLiant DL380 G5 server

In a rack-mounted HP ProLiant DL380 G5 server, running Linux (RHEL - Red Hat Enterprise Linux Server - version 5.9, 64-bit): after a shutdown and power on, one of 4 hard disks of a Logical Drive using ...
6
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3answers
48k views

Can't enter HP SmartArray P410 RAID ORCA set-up on HP ProLiant DL320G6

I've just installed an HP SmartArray P410 controller into my HP ProLiant DL320G6 server. The controller seems detected by the server BIOS (it shows up in controllers list in the BIOS set-up), hard ...
0
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1answer
83 views

LSI iBBU07 troubleshoot: BBU not detected?

I have bought a used LSI iBBU07 for my LSI 3ware SAS 9750-8i RAID card. And now the card cannot detect the BBU even though I have seemingly installed it correctly. I would like to know that: Is ...
3
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2answers
5k views

Replace faulty Dell PERC 5/i controller without losing data

Is it possible to replace a 5/i controller without losing the data on the array? Can I import this as a foreign configuration? Any "gotchas" or tips to make this smoother?
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2answers
48 views

How to make individual disk as logical/physical disks from HP smart array

Hi I have an HP server DL Gen 8, running ubuntu Trusty. I have hpssacli running. If you see my config below I have 6 unassigned drives. I can easily create a RAID config, that's not the issue. But ...
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0answers
67 views

Add a new disk to raid1 on LSI Logic SAS1064E B1 controller

I've a trouble with my (two disks) RAID1 array running on a LSI Logic SAS1064E B1 controller. The array is degraded and one disk isn't detected by the controller. I've tested both disks with a sata to ...
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1answer
31 views

Raid Controller: Activating Write Back [closed]

We need to activate "write back"-mode on a raid controller in a storage server. Do i need to reinstall the operating system or rebuild the raid setup after activating write back? We can´t test it, ...
0
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0answers
24 views

Hot expand RAID5 unit on 3ware 9650se

Can I migrate a 5 disk RAID5 unit where the drives for that unit were each replaced one at a time with larger ones (2TB to 3TB)? I imagine the command would look something like this in my case. ...
1
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1answer
49 views

How to find out raid in linux: cat /sys/block/sda/device/raid_level vs dmraid -s in Redhat?

I am trying to find what raid level and what storage controllers are there in my remote HP server. I can find out the following details which storage controller, size of the disk, model etc. But ...
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0answers
10 views

Raid Array disappeared and a reboot made it return.

We have an LSI raid card in a RAID 6 configuration. Yesterday our NMS system reported a problem with the machine and on investigation the drive was missing from Windows. Disk management didnt report ...
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1answer
41 views

3ware 9650se not recognizing SAS drives, what else should I check? [closed]

The card works fine with SATA Raptors but can't see 2 different models of Cheetah. Drives are fine and have standard fw - visible with LSI 3081ER.
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1answer
44 views

How to estimate the time taken by RAID rebuild?

I was being stupid and when smoke testing my storage server I forgot to plug in the power of one of its drives (D'oh!) Now I am stuck in rebuilding the RAID-5 array. (Thank god it is RAID-5 or I could ...
6
votes
3answers
19k views

What is the difference between a HBA card and a RAID card?

I thought I knew the difference between HBA and RAID. In my mind, HBA is offloading from the main motherboard/CPU and is simply JBOD... usually has an external SAS ports, whilst a RAID card does the ...
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0answers
69 views

Adaptec 5805 and WS 2012 R2 - Optimal raid array absent from disk management

I'm running a file server from a VM hosted in hyper-v server 2012 R2. My hyper-v installation is on a raid 1 array made of 2 ssd. This raid controller is AMD SP5100 integrated to the motherboard. I ...
0
votes
2answers
135 views

Transfer from RAID-1 to RAID-0 — easy as cloning?

I have a RAID-1 of 1TB drives using on-board RAID. I have 2 new 240GB SSDs I want to place in RAID-0. This is Windows Server 2012. I know with disk cloning/transferring that it is important going ...
0
votes
1answer
52 views

Using Samsung 850 PRO on Lenovo System with hardware raid (e.g. x3100 M5 5457EHG) [closed]

Having made quite a market research (price, location, availability, specs) i ended up choosing Lenovo System x3100 M5 combined with two Samsung 850 PRO Series 1TB to be set on a raid 1. Now before i ...
31
votes
6answers
3k views

Why is RAID 0 classed as RAID when it's not redundant?

I've worked in IT quite a number of years, so I know what a RAID array is, what RAID 0 is, RAID 1, 5, 6, 10, 50, 60, etc., but something sprung to mind in a recent conversation at work; if ...
9
votes
4answers
961 views

Do disks in Raid-1 function outside of the raid?

Raid-1 is mirroring two disks (if I haven't messed up completely here :p). Does that mean that I could take one disk out and put it into another machine and it would work like a normal disk? Or does ...
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3answers
254 views

Is there a linux monitoring utility for Dell PERC H700?

I'm looking for a utility to monitor my RAID 5 setup, the card is a Dell PERC H700 with the following chipset: [root@example.net ~]# lspci -v|grep LSI 03:00.0 RAID bus controller: LSI Logic / Symbios ...
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0answers
76 views

RAID 10 Unexpected sense followed by Initialization corrected medium error

The MegaRAID controller on one of my servers just started spamming Information messages this afternoon. It will send six to ten Unexpected sense messages from PD: 7 followed by roughly the same amount ...
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0answers
50 views

Is it possible to take a gold image from a RAID 1 server

I have a cluster environment where i have two identical servers with the same exact configuration running Windows Server 2012 R2 DC. Setting up the servers for testing from scratch is a time consuming ...
0
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1answer
32 views

Finding out which is the failed drive on Intel SRCASRB RAID Controller

There is very old server with Intel RAID SRCASRB Controller with 4 x WD5003ABYX-0 500GB drives connected to it in RAID5 array. One of those drives has failed and I want to replace it. Since server is ...
0
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1answer
173 views

How do I clone a single drive onto a new RAID 1 array?

Here's a little background on the situation at hand. I have a DELL Precision T7600 at work that I'm responsible for maintaining, which just lost a hard-drive, thankfully just the /home directory was ...
2
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1answer
462 views

HP Code 341 “Physical Drive State: Predictive failure. This physical drive is predicted to fail soon.”

this is my first post so bear with me here :-) Background: I have a RAID5 setup with 4 disks that have been working perfect for years. After one drive failed, I installed new drives which where ...
0
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2answers
408 views

R610 PERC 6iR - Incompatible with SATA

I purchased a couple R610 servers which has been a constant source of frustration lately. I got a heck of a deal on them with a single 2.93 Ghz processor and 96GB RAM, so I cannibalized one and got a ...
0
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1answer
140 views

4TB drives in RAID 1 with Promise SuperTrak EX8350

Two 4TB drives are connected to a Promise SuperTrak EX8350 controller with the intention of setting-up a RAID 1 array. Before attempting to create any logical drives, the capacities of both drives ...
3
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1answer
78 views

FBWC and Zero Memory (ZM) RAID Controller on HP DL360p

I got a chance to work on HP DL360p Gen8 server with Smart Array controller P420i/ZM What are the advantage of having FBWC or BBWC Will it be possible to add an external P420/1GB or P420/2GB to ...