Raid controller is a device to manage physical disks

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9
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2answers
984 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 ...
6
votes
1answer
276 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 ...
6
votes
1answer
3k 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
4k 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 ...
4
votes
1answer
128 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 ...
2
votes
2answers
1k 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
3answers
9k 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
4k 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 ...
2
votes
1answer
325 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
269 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
34 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
267 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
169 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
189 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
883 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
3answers
24k 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 ...
1
vote
2answers
4k 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
772 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
455 views

How do I connect so many drives to a single RAID controller?

Please excuse my noobishness; I am trying to get up to speed with current technology. When looking at this 3ware RAID controller, I see that there is only one plug, yet the controller says it ...
1
vote
0answers
28 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
596 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
0answers
109 views

How long to erase flash memory (RAID controller)?

I made a bit of a boo boo last night in upgrading the BIOS in a Silicon Image Sil3132 eSATA adapter. It's a RAID controller in a server. I accidently flashed it with the wrong BIOS ;-) Not the end of ...
0
votes
2answers
921 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 ...
0
votes
2answers
953 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
243 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
1answer
56 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
141 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
1k 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
207 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
154 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
1answer
181 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
28 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
141 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
4answers
787 views

What RAID controller for ESXi 4 on Optiplex 330

What HW RAID controller to use with Dell Optiplex 330 running vmware esxi 4? I found e.g Adaptec RAID 2405 is ESXi 4 compatible but I'm not sure whether it will work in PCIe 16x slot as I red ...
0
votes
1answer
311 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
1answer
236 views

Installing drivers on HP B320i Controller Card?

In order to get vCenter to recognize the logical array that has been created, it looks like I need to update the Controller Card drivers. I think I have found them here ...
0
votes
1answer
32 views

How do you get into the interface on a ProLiant DL 366 G7 and set RAID? (Smart Array 410 P)

How do you get into the interface on a ProLiant DL 366 G7 and set RAID? Into the Smart Array P410 controller?
0
votes
1answer
399 views

Lost rebuilding state after every reboot on server with raid controller P410i/zero memory

I have installed a server HP Proliant ML350 with P410i RAID controller with Zero memory, (windows 2008 standard running). I have set up Raid 1+0 with two hard disk SAS and, as usually, I tested raid ...
0
votes
1answer
261 views

System Event ID 9 pointing to \Device\Scsi\fttxr5_O1 happens at the same time daily

OS: Windows 2003 Roles: Exchange Server, Primary DNS Server Device: Promise TX4310 The problem: Almost every day for the last couple of months at around 8:00 PM (no earlier than 8:02, no later than ...
-2
votes
2answers
44 views

Adding second RAID controller to a motherboard with onboard RAID controller [closed]

One of our server ASUS M4N78AM motherboard that comes with an onboard RAID controller. We have already utilised it and are running out of space. Would it be possible to install an additional RAID ...