Raid controller is a device to manage physical disks

learn more… | top users | synonyms

10
votes
2answers
1k views

Areca 1280ml RAID6 volume set failed

Today we hit some kind of worst case scenario and are open to any kind of good ideas. Here is our problem: We are using several dedicated storage servers to host our virtual machines. Before I ...
7
votes
1answer
2k views

How do you connect more than 4 drives to a LSI 9361-4i MegaRAID controller?

I’m fairly new to proper hardware RAID having only used it in pre-built server machines before, but on the recommendation of some friends who work for datacentres I’ve bought an LSI 9361-4i MegaRAID ...
7
votes
1answer
9k views

Do SAS expanders work transparently with SAS controllers?

I'm new to SAS expanders and I'm trying to get things right. I understand that SAS expanders, when used with SAS controllers which supports expanders, allows you to utilise the full capacity of ...
6
votes
1answer
5k views

Why has VMWare ESXi 5 slow access to IBM M1015 / LSI 9240-8i RAID?

I am building server for virtualization and wanted to go with VMWare ESXi 5. I configured RAID10 on 4 disks connected to internal RAID controller IBM M1015 (identical to LSI 9240-8i) and installed ...
5
votes
2answers
369 views

raid controller data transfer rate

I'm going to buy an 8-port raid controller for which the declared data trasfer rate is "Up to 6Gb/s per port". The declared connectors are "Two mini-SAS SFF8088". The maximum number of supported ...
4
votes
1answer
8k views

Flash Backed Write Cache (FBWC) without capacitor pack

I brought a HP Smart Array P410 controller and it is installed and working fine in a HP Prolient Microserver with 4 drives in two RAID 1 arrays. I didn’t realise however that it came without any ...
4
votes
2answers
182 views

Identify which drives belong to a specific HP RAID 5 Group

A total of 32 drives were removed from x4 decommissioned HP DL380 G6 servers (eight per server). The setup of the eight drives per host was into two RAID Groups: RAID 1 = SLOT 1, 2 = ESXi OS RAID 5 = ...
4
votes
1answer
213 views

How to find if there is an expander in my controller

I have 2U PowerEdge R510 with PERC H700 Integrated and 8 installed disks, can someone tell me how to find if my disks are using the expander in the backplane or there are all directly attached to the ...
3
votes
4answers
55k views

How to find out more hardware details using only ESXi4.1 and (possibly) shell

Running ESXi4.1 on an HP machine, with only remote access to the host ssh shell and the vmware console (no iLO), is there a way to gather a hardware report from the server? I am specifically ...
2
votes
2answers
3k views

RAID card w/1x mini-SAS connector : how do I physically connect 16 disks?

I'm looking at a MegaRAID SAS 9240-4i Sgl card which has a single X4 Mini-SAS SFF8087 connector. As far as I know, such a connector can be expanded to 4 SATA disks. So, I would know how to connect 4 ...
2
votes
2answers
6k 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 ...
2
votes
3answers
13k views

What's the right RAID Controller for my Dell Server?

I don't quite understand the significance of differences between the various Dell RAID controllers for my scenario, it would be great if you guys could help me choosing the right one. I don't want to ...
2
votes
1answer
2k views

HP ProLiant - GNU/Linux - Can't find RAID drives

I have a ProLiant DL360 G5. I would like to install Arch Linux onto this machine, but I'm experiencing the following difficulties: I have booted Arch Linux installation CD, but I can't seem to access ...
2
votes
2answers
3k views

How to diagnose failed drive on server with raid storage controller?

I have problem with one of my Dell PowerEdge R210. Machine is with Centos 6, today system logs started to inform that the hard drive is failing. Jan 6 03:20:12 centos6 kernel: LSI Debug log info ...
2
votes
1answer
47 views

Connecting a Powervault 220 to R805

I'm trying to connect a dell powervault 220 to a dell poweredge R805 I bought a PCI express SCSI Card for the 805 (Adaptec 29320LPE) and plugged the vault into it. The server sees the card because I ...
2
votes
1answer
727 views

RAID6 degraded drive during rebuild

Background and context I have a 3ware LSI RAID controller and a RAID6 setup over 16 physical disks. One of the HDDs died last night, and I replaced it with a brand new (identical) drive this morning. ...
2
votes
3answers
356 views

Alternative RAID Controller to an Adaptec 3805 [closed]

Our server room has a HP DL180 G5 with 8 disks (RAID 6) and a flakey Adaptec 3805 RAID controller. I want to replace this controller as I don't trust it (See my first post for more details if you want ...
2
votes
1answer
471 views

Install GNU/Linux No System Disk Error — HP Smart Array

I have a HP Proliant DL360 g5, and am trying to install archlinux. It has a HP Smart array controller with 6 drives (all green) creating two logical volumes (one volume with 5 RAID6 drives, and the ...
2
votes
1answer
45 views

IBM ServerRAID 6i Battery

I have an IBM Server which has a Raid Controller ServeRAID-6i. The battery of the Raid Controller is been swelled and I have to change it. I couldn't able to find the battery specification/voltages so ...
2
votes
1answer
337 views

Slipstreaming Drivers for a PCI Controller Card into Ubuntu Server 10.04 Installation

I'm setting up a backup server with RAID10. The PCI Controller Card is new to the computer so the drivers need to be installed for the OS install to recognize it. I went through this process ...
1
vote
2answers
267 views

Swapping 3Ware Raid Card - Best Procedure

We have a server running an old firmware version and driver (just took this position) on the 3Ware 9650SE Raid Controller... We have been having issues with the server and seemed to have narrowed it ...
1
vote
1answer
274 views

How many RAIDs per RAID controller

I am going to build a SQL server and I need to have four independent RAID 10s. I am looking at different RAID controllers to choose from. For instance I am looking at LSI 9260-8I but I cannot figure ...
1
vote
2answers
1k views

Smart Array E200 - merging logical drives

Server has Smart Array E200 RAID controller with 8x 146GB SAS 10k drives: I have two logical drives. First set is RAID5 with 3 drives and second set RAID5 with 5 drives. Is there a way to merge ...
1
vote
1answer
55 views

ProLiant DL360p Gen8 + P421 + D2700 enclosure + hpsa - not seeing logical disk device (Ubuntu 14.04)

I have inherited a ProLiant DL360p Gen8 with two Smart Array controllers: # lspci -d '103c:323b' -k 02:00.0 RAID bus controller: Hewlett-Packard Company Smart Array Gen8 Controllers (rev 01) ...
1
vote
2answers
5k views

Can I rebuild degraded RAID1 on a SAS 5 i controller with a larger mirror drive size?

A drive failed on a Dell SAS 5i controller - see controller bios screengrab: http://imagebin.ca/view/SkZbszA.html The primary is a 160GB 10k sata drive. I added a 250GB 7k rpm drive in the hope that ...
1
vote
1answer
1k views

Getting Proliant P212 disk SMART diagnostics in Centos 6.2/RHEL

Does anyone know how I can monitor (either gui or shell) the health status of my SATA disks via the P212 (256Mb) controller card of my ProLiant ML110 G6 ? I've currently got Centos 6.2 64bit installed ...
1
vote
2answers
86 views

LSI HBA cards - span a virtual drive across two RAID controllers

I am able to create a virtual drive on one of the RAID controllers, but that virtual drive is isolated to that RAID controller. I setup four (4) eval RAID cards: LSI MegaRAID SAS 9271-8iCC + ...
1
vote
1answer
93 views

Disk renaming udev rule

I have two separate controllers, SATA and PATA. I would like to rename drives connected to the PATA to hd[a-z], and their partitions to hd[a-z][0-9]. # udevadm info -a -p /sys/block/sdd [...] ...
1
vote
0answers
95 views

settings on a PERC H310 crossflashed to 9211-8i/IR

I'm using MegaRAID Storage Manager on Windows Server 2012 R2 and am trying to change some settings on the card. Sadly, the settings are missing entirely from the menu when I right-click on the ...
1
vote
0answers
514 views

HP Proliant ML350 G5 - smart array initializing

I have a big problem with a HP ProLiant ML350 G5 with 2 SAS HDD 146Gb : it start with the message : "Slot 0 HP Smart Array E200i ... initializing" without any error message. if I test the HDD with ...
1
vote
2answers
723 views

Using an SAS Expander with a SAS Controller of a different brand

I'm planning on assembling a server, and I'm just wondering if a SAS expander by IBM (such as this one) would allow me to use the RAID and other features (Battery-backed write-back caching) of a SAS ...
1
vote
2answers
2k views

windows 7 on hp proliant DL160 G9 [closed]

I have a Proliant DL160 Gen9 that I have been asked to install Windows 7 on, even though no Windows 7 drivers seems to be available from HP. The reason for Win 7 instead of a more appropriate server ...
0
votes
2answers
1k views

Adding New Drives to Dell R720 in RAID 1 Configuration w/ Dell Lifecycle Controller

I have a Dell R720 with two 136GB drives set up on an existing virtual disc running RAID 1. I've run out of room, purchased two additional 600GB SAS 15K drives I'd like to set up for RAID 1 also to be ...
0
votes
2answers
268 views

Raid 6 with HP P421?

I cant figure out if I need to buy a licens key to enable Raid 6 for this raid controller? I can't find where to buy one and I find pages where it says that its now free. sudo hpssacli ctrl slot=1 ...
0
votes
2answers
2k views

move raid hard drives between different servers, preserving data [duplicate]

Possible Duplicate: Move raided hard drives between identical servers, preserving data I'm a server beginner working with a Sun x4600 and an IBM x3650. In the event that one of them dies, I ...
0
votes
1answer
367 views

Move raided hard drives between identical servers, preserving data

I have a raid array of hard drives in a Sun x4600 that need to be moved out, and another Sun x4600 ready to accept those hard drives. The problem is: in my limited experience with servers, it seems ...
0
votes
2answers
55 views

HP DL380 G4 smart array controller error

i have one HP server Proliant DL380 G4 with an error at bios post when he try to verify the smart array controller. Error is: 1783-Slot 0 array controller is in lock up state due to a hardware ...
0
votes
1answer
62 views

Improving Hard Drive controllers and Software RAID [closed]

I believe the biggest pro of hardware RAID is that, providing your RAID controller is battery backed, you can enable write-back cache. This can also be achieved similarly through software RAID with ...
0
votes
2answers
272 views

HP P800 PCI controller disables(!) HP 410i internal controller

I have a HP DL360 G6 server with a very strange RAID controller behavior. I installed a P800 PCI RAID Controller card and all of the sudden I cannot access my hard drives that are connected to the ...
0
votes
2answers
2k views

Can I configure a RAID 1 on the Dell Poweredge 860 with the onboard SATA Controller

Is there a way to set up a RAID 1 with two SATA HDD on a DELL Poweredge 860 that has no specific RAID Controller? I want to use the on board SATA controller to set up my RAID 1.
0
votes
2answers
269 views

How to determine the real disk size of an hardware RAID?

I have a Fujitsu Primergy TX200 S3 server running Win Server 2003 R2 SP2. It has hardware-RAID using an LSI Logic MegaRAID SAS 8300XLP RAID Controller. I simply want to find the size of each disk in ...
0
votes
1answer
187 views

2 JBOD enclosures 1 RAID controller vs 2 RAID enclosures

In term of scalability of performance and price, what would be better for a small business with around 20 users. I am targeting around 45TB of storage via SAS. Here are my options: Buy 2 JBOD ...
0
votes
2answers
2k views

Bandwidth with SAS expanders and RAID controllers

Having a RAID controller that has eight internal SATA3 lanes, you can get 6 Gb/s on all eight drives. What if I connect a 24 port SAS expander to an eight port RAID controller, do I still get max ...
0
votes
1answer
45 views

Merge two sas card into one

I have one existing raid card (9240-8i)with 8 sas hdd, but i want to add 8 more hdd with another raid card (same model), but i wan to merge with existing raid and add it as expansion, can it be done? ...
0
votes
1answer
292 views

Gparted not detecting controller after removing a drive

Ran into a weird scenario. Installed 5 hotswap HDD drives on a HP SmartArray P410 RAID controller running RAID-5. Went into Gparted and created different partitions. Realized one of the drives was ...
0
votes
1answer
331 views

PCI-X RAID controllers compatible with Intel X25 SSDs

Is there any compatibility list published for Intel X25-E/M SSDs and various RAID controllers? In particular, I am looking to retrofit some Intel X25s to an XW9300, so I need to find a PCI-X SAS/SATA ...
0
votes
0answers
5 views

Configuring external HDDs with RAID

Quick question - and likely a very simple one. I'm new to advanced file management, and I cannot find a way to set it up. Here is my config. I have a MacBook Pro which is running OSX and Windows 7 ...
0
votes
0answers
7 views

How to debug kernel panicswhen using Adaptec Arcconf to query RAID controllers

I've got a system with an Adaptec 6805, running CentOS 6.6, which is having kernel panics in the aacraid driver if I call the Adaptec arcconf command line utility too much (basically, every day or ...
0
votes
0answers
26 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 ...
0
votes
1answer
14 views

How to get the raid controller make and model on a IBM Server?

I currently have a IBM IBM eserver xSeries 346 with Windows Server and according to device manager it has a IBM eserver xSeries 346 IBM ServerRaid 7k controller. How can I get the make and model? to ...