Questions tagged [raid-controller]

Raid controller is a device to manage physical disks

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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 ...
Richard's user avatar
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9 votes
2 answers
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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 ...
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7 votes
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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 ...
Benjamin Nolan's user avatar
6 votes
2 answers
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HP P840 HDD RAID 5 many strange drive failures

I've been using a RAID5 HDD storage (8x6TB) at my HP P840 for like 2 years now and it has always had unusually many drive failures. Everything was good for half a year, but now drives are failing in a ...
Laord's user avatar
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6 votes
2 answers
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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 ...
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6 votes
1 answer
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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 ...
tssk's user avatar
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4 votes
2 answers
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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 ...
Bogdan-Stefan Cernat's user avatar
4 votes
3 answers
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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 ...
Martyn's user avatar
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4 votes
2 answers
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Smart Array P822 with HBA Mode?

We get an HP DL360 G8 with an Smart Array P822 controller. On that controller will come a HP StorageWorks D2700. Does anybody know, that it is possible to run the Smart Array P822 in HBA mode? I ...
jb_alvarado's user avatar
4 votes
2 answers
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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 = ...
Danny's user avatar
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4 votes
4 answers
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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 ...
dyasny's user avatar
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4 votes
1 answer
703 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 ...
neoX's user avatar
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3 votes
2 answers
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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 ...
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3 votes
2 answers
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HP ProLiant DL380 G5 - Use without Raid Controller?

I have just acquired a ProLiant DL380 G5 server and I need to use the pcie slots so I want to remove the raid controller. Problem is I can't find any connector on the motherboard that I can connect ...
seanbw's user avatar
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3 votes
3 answers
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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 ...
AX1's user avatar
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3 votes
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Proliant DL180G6, RAID controller: centos installation shows phisycal disks, not logical drive

I am installing centos 7 on Proliant DL180g6, with the logical drive. I have 3 disks, with one RAID 1 arrays. I see the logical drive on the controller but I can't see that on installation centos. ...
sajjad safaei's user avatar
3 votes
1 answer
2k 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 ...
lmat - Reinstate Monica's user avatar
3 votes
2 answers
2k 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 ...
Harry's user avatar
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3 votes
0 answers
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zfs pool with slow speed on SAS drive with high latency

We have 3 servers in a gluster pool. Each computer's spec is (Advance STOR-2 Gen 2 at OVH): AMD Ryzen 7 Pro 3700 - 8c/16t - 3.6 GHz/4.4 GHz 6 x 14 TB disk (WD DC HC 530, using CMR technologies) ...
Dboy's user avatar
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3 votes
0 answers
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All disks show as Unconfigured Bad (UBAD) on RAID controller

Before starting, I will say I would appreciate help but really I need to hear from someone that has experienced this issue and how they solved it because the obvious and go to solutions are not ...
ATtheincredibleaf's user avatar
2 votes
1 answer
7k 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 ...
lmat - Reinstate Monica's user avatar
2 votes
2 answers
6k 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 ...
B14D3's user avatar
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2 votes
1 answer
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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 ...
Andrew's user avatar
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2 votes
1 answer
2k 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. ...
Alex's user avatar
  • 471
2 votes
3 answers
563 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 ...
sixnumber's user avatar
2 votes
2 answers
216 views

Adding SAS/RAID controller disables network ports. Why?

I've built a NAS that has been running well for months. I recently decided to add a LSI MegaRAID SAS 9260CV-8i L3-25377-02B 8 Port 6GB/S SAS RAID Controller to it with a couple of additional 12TB HHDs ...
mdrichardson - MSFT's user avatar
2 votes
1 answer
2k views

What's the difference between a HP P420i (2GB FBWC) and a HP p822 (2GB FBWC) Raid

I am looking to buy a HP ProLiant DL380p Gen8 2U 12x 3.5 (LFF) server and one of the configuration options I am being offered is whether it comes with an HP P420i or a HP p822 Raid Controller. ...
DigM's user avatar
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2 votes
2 answers
2k 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 + ...
Fahad Tariq's user avatar
2 votes
1 answer
97 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 ...
Sajid's user avatar
  • 25
2 votes
1 answer
562 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 ...
user29600's user avatar
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2 votes
0 answers
275 views

System slowdown by RAID controller fading away?

May system runs on a RAID 5 on a RAID bus controller: LSI Logic / Symbios Logic MegaRAID SAS 2108 [Liberator] (rev 05) Since about a week the system becomes very slow. I get messages on the commant ...
Timothy Truckle's user avatar
1 vote
2 answers
1k 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 ...
user1506602's user avatar
1 vote
2 answers
210 views

Updating Raid Controller

I have a raid controller, LSI MegaRaid 8888ELP. This is an old 2008 raid controller that only supports 2TB drives. I have 3TB drives attached to it and I am just not using the extra space because I do ...
Tsangares's user avatar
  • 113
1 vote
3 answers
936 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 ...
Brian Jackson's user avatar
1 vote
1 answer
1k 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 ...
kaptan's user avatar
  • 123
1 vote
2 answers
2k 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 ...
MatBanik's user avatar
  • 379
1 vote
2 answers
2k views

Drop-in replacement of Dell H330 controller with H730(P)

I am (slowly) upgrading some Dell servers. One of these has a H330 PERC controller which is quite slow (no cache, etc.). So I'm considering upgrading it to a H730P. It is a secondary server with two ...
LSerni's user avatar
  • 158
1 vote
2 answers
10k 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 ...
MikkoP's user avatar
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1 vote
1 answer
463 views

LSI MegaRaid SAS 9271-4i - "Upgrade Key Missing" after 2012R2 update

We have a ZealBox server 2012R2 with Supermicro mainboard and an attached LSI MegaRaid SAS 9271-4i controller running a RAID 1. After a normal Windows Update and a following attempt to reboot, the ...
Felix Dombek's user avatar
1 vote
1 answer
706 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) ...
Adrian Frühwirth's user avatar
1 vote
2 answers
6k 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 ...
Kenny's user avatar
  • 520
1 vote
1 answer
127 views

Are SAS expanders compatible?

At the office we have an Intel Modular Server (v2 I think), and we're running low on storage space (all drive bays filled, and we're only using 3 compute modules on this thing). As far as I'm reading ...
MBender's user avatar
  • 381
1 vote
1 answer
2k views

Adaptec 52445 RAID controller error 418: Bad block discovered, but which drive?

I started getting emails from this old controller last week, but they're not very descriptive: May 17, 2017 4:58:32 AM MDT WRN 418:A01C-S--L-- REDACTED_SERVER_NAME Bad Block discovered: ...
James's user avatar
  • 373
1 vote
1 answer
2k 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 ...
mark simmons's user avatar
1 vote
0 answers
28 views

dmesg spamming "Power-on or device reset occurred"

So I have a DELL R730xd Server with 24 SSDs on a PERC H730P Mini controller in HBA mode. All 24 drives are in one big ZFS Raid-Z2 pool. I have noticed that dmesg gets spammed with a lot of these ...
FloatingPointOperation's user avatar
1 vote
0 answers
256 views

nagios check_raid, megacli reporting wrong disk capacity, volume info on C240M5 Cisco 12G Modular Raid Controller [SAS3516]. TOSHIBA MG06SCA800A

nagios raid_check for new CiscoC240M5 with Cisco 12G Modular Raid Controller SAS3516 was failing. For now I've modified check_raid to skip over the volume check part, checking only the physical drives ...
Johan Hoeke's user avatar
1 vote
0 answers
166 views

Raid controller can't erase RAID config

I bought a Dell PowerEdge T320 that came with 2 1TB HDD and I just ordered 6 more used 3TB HDD. When setting up an array I'm able to see the original 2 HDD that came with the server but the 6 used ...
develop1's user avatar
  • 111
1 vote
0 answers
369 views

Replace H330 with H730 controller in Dell T130 server

We carelessly sold a Dell T130 server with a H330 controller to a customer who wanted an as cheap as possible soultion. Due to performace issues he is asking now to replace the H330 controller with ...
marsh-wiggle's user avatar
  • 2,185
1 vote
1 answer
2k 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 [...] ...
udev's user avatar
  • 11
1 vote
0 answers
480 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 ...
Russell Uhl's user avatar