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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0
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2answers
188 views

Replacement Alternative for Dell FY606 in a Poweredge T105

I have recently upgraded my Poweredge T105 server to use a SAS 6/ir RAID controller. Unfortunately, I did not realize at the time that adding the card would cause the BIOS to complain about a missing ...
2
votes
1answer
326 views

Is file system alignment required on hardware-raid with SSDs?

We are building a raid-10 with LSI 9260-4i + 4 x Intel DC S3500 SDDs. Partition alignment From what I understand I need to start fdisk with -H32 -S32 or Ted T'so variant with -H224 -S56 in order to ...
1
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2answers
1k views

SSDs, Hardware RAID, and TRIM

I was told by my datacenter that all HW raid, specifically the LSI 9260-4i hardware RAID controller, does not support SSD TRIM command. My question is, are there severe longevity/speed issues due to ...
3
votes
4answers
845 views

Dell R320 RAID 10 with CacheCade

I'm looking for a higher-performance build for our 1RU Dell R320 servers, in terms of IOPS. Right now I'm fairly settled on: 4 x 600 GB 3.5" 15K RPM SAS RAID 1+0 array This should give good ...
-4
votes
2answers
522 views

Hardware RAID0: what happens when a drive fails?

With a hardware-based RAID0, what happens when a drive fails? For example, on brand name servers like HP DL120G7 with HP P410, when running FreeBSD on a zfs with a zpool mirror, or DragonFly BSD with ...
13
votes
5answers
5k views

ZFS best practices with hardware RAID

If one happens to have some server-grade hardware at ones disposal, is it ever advisable to run ZFS on top of a hardware-based RAID1 or some such? Should one turn off the hardware-based RAID, and run ...
0
votes
2answers
106 views

Move CentOS to new raid1 hardware server

I have an existed CentOS server with a normal hard disks (2 disks sda,sdb). They very small. Now I want to update server with a RAID1 hardware and new 2 bigger disks (remove 2 old disk). How can I do ...
2
votes
2answers
2k views

How to find a compatible disk for HP server?

How to find a compatible disk for HP server? I own HP ML350 G6 server. I have found a spare parts list, but since there is no disk of size 300 GB 2.5 10K 6G (originally installed on server) I am ...
3
votes
2answers
742 views

How to determine HP Smart Array model?

How to determine HP Smart Array model on HP server? I own HP 350 G6 server. Really do not know where to look, is there a utility tool that can help me find this information, or is there a sign on the ...
1
vote
0answers
585 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 ...
0
votes
1answer
118 views

Are there any Windows 7 applications that can veiw RAID status on a PERC 6/e?

I am trying to troubleshoot an MD1000 that is plugged into a PERC 6/e that is in a Precision T3600 running Windows 7. Windows can see, use, and push and pull data on the RAID 50 array on the MD1000, I ...
4
votes
2answers
225 views

SAS internal cable compatability

In the office, we've elected to whitebox go with a commodity approach to a certain class of server we'll eventually need a lot of. It's time to consider picking up a few more. It has been a year since ...
0
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0answers
201 views

Installing Linux on Fujitsu RX100/200 S7 Without deployment disc?

Is it possible to install for example Debian or CentOS without the deployment tools provided by Fujitsu? I've tried installing both of the distros mentioned above without any luck. It get's stuck ...
-5
votes
1answer
1k views

Vpd r/w failed This is likely a firmware bug on this device [closed]

Does this mean my RAID 1 device is failing? EDIT: seeing this is a raidcare issue. How can I pull the specs and download/install the driver? netlink: 12 bytes leftover after parsing attributes. ...
0
votes
2answers
180 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
1answer
318 views

moving disks around on a 3ware raid controller , using tw_cli

I have a raid controller (9650SE-4LPML) I am unluckily in a rather crappy situation: Unit UnitType Status %RCmpl %V/I/M Stripe Size(GB) Cache AVrfy ...
1
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0answers
126 views

three disks with ECC errors on 3ware raid in two weeks

I have a server I maintain for a client, It's an Intel Nehalem based computer, so not new, but in working order. It has a 3ware 9650SE-24M8 card with 20 drives attached and 4 empty slots, configured ...
0
votes
1answer
700 views

Installing Adaptec 5405 RAID card HDD LED

I'm trying to install an Adaptec 5405 RAID card into an Intel 1RU server, and I need to figure out how to connect the existing SGPIO connector from the backplane, onto the card itself (at least I ...
2
votes
1answer
404 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. ...
0
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0answers
231 views

Fsck Errors on raid 5 Enclosure

We have a server (running ubuntu), with an eSATA attached 5 disk enclosure, running hardware RAID 5, that has (had?) an ext4 file system on it. So the enclosure uses RAID 5 to mux the 5 drives ...
11
votes
1answer
3k views

Managing battery relearn cycles on LSI and similar RAID controllers

How do engineers deal with RAID controller battery "relearn" cycles? As noted in: What's a "battery relearn" on a LSI MegaRaid?, relearn cycle discharges the RAID controller battery ...
0
votes
1answer
252 views

Software RAID for a petabyte storage array [closed]

I'm trying to build my first personal storage area network (flexible downtime, speed is not a priority) to hit 1 petabyte on a budget, and am considering a modification of the Backblaze pod as the ...
-2
votes
2answers
203 views

What if Areca 1212 Raid card fails?

So I have a basic server: i5, 4GB ram, Areca 1212 Raid card, 1x sata 40GB HDD (for OS) connected to motherboard sata, 4x 2TB HDDs all configured into RAID5 (for /home data) connected to Areca Raid ...
2
votes
2answers
437 views

What cable do I require for SFF-8087 to SAS

I have a HP P410 and two 2.5" SAS Drives, i want to connect both those SAS drives to one port. I know the cable for the P410 is a SFF-8087 and ive seen plenty of adapters searching, but alot of them ...
1
vote
1answer
84 views

Removing and re-adding a raid drive

Lets say I remove a drive from a RAID array on a HA server for a period of time then re-add it. Is there a way to limit the rebuild to a diff of what has changed since it was pulled, or does it have ...
0
votes
2answers
64 views

Will regular backups make my hard drives fail early?

I have recently put in place Veeam Backup and Replication to do a nightly backup of a bunch of VMs running in VMware ESXi 5.1. It appears that while Veeam generates incremental backups, it does so by ...
3
votes
2answers
2k views

HP P410 ADU (hpacucli) generates empty report

I'm trying to monitor hard drive's smart status. I've tried smartctl tools and HP's own hpacucli to generate ADU report. However, neither of them are useful. smartctl does not show values like Power ...
1
vote
1answer
492 views

RAID controller won't rebuild RAID-1 array

I have a RAID-1 array on a desktop computer. The RAID controller is a 3ware 7006-2. Recently the controller has been reporting ECC errors from one of the drives. It was able to correct all of those ...
1
vote
1answer
168 views

Using hpacucli to disable auto logical volume disabling when failed

By default, when a physical drive fails in an HP RAID array, the controller takes the logical volume offline to prevent data loss, instead of taking it in "degraded" status like LSI/Adaptec does and ...
0
votes
1answer
107 views

Which hardware I need for building up a backup server, which is able to store 100TB+? [closed]

we are managing a pool of 40 PCs with an attached storage of up to 3 TB each. Every weekend we copy this data to 3 other PCs with several RAID5-systems inside to have some kind of backup. We chose 3 ...
3
votes
3answers
749 views

How to understand the LSI HBA connector specs?

When reading the specifications for the LSi SAS 9206-16e HBA, it says Storage Connectivity; Data Transfer Rates * 16 ports; 6Gb/s SAS 2.1 compliant SAS Bandwidth * Half Duplex 2400MB/s, x4, ...
0
votes
2answers
2k views

Software for RAID Failure Alerts?

I have two 256 GB Samsung 840 Pro SSD disks in a RAID 1 array. I would like to receive a notification if one of the disks in the array fails. Can anybody recommend an application I can install on the ...
7
votes
1answer
565 views

LSI RAID controller errors on DB import - How to troubleshoot?

We're running an import of a database dump on an Oracle system - (RHEL 5.9, 2.6.18-348.6.1.el5). The import does not complete, eventually erroring-out with: ORA-15080: synchronous I/O operation to a ...
17
votes
3answers
5k views

How effective is LSI CacheCade SSD storage tiering?

LSI offers their CacheCade storage tiering technology, which allows SSD devices to be used as read and write caches to augment traditional RAID arrays. Other vendors have adopted similar ...
1
vote
0answers
92 views

Debian Squeeze not detecting Highpoint RR2710 Raid SAS Card during install

I have an HP DL120 G7 and have a Rocketraid Highpoint 2710 Raid SAS card with 4 drives. Have built a RAID 5 with those at the Raid Card Bios, and have tried to install Debian squeeze v6. The Raid card ...
14
votes
1answer
5k views

Hardware RAID controller cache battery failure frequency/lifetime?

I'm in an environment that contains many Supermicro servers equipped with Adaptec and LSI MegaRAID hardware RAID controllers. These controllers contain battery-backed cache modules to help boost write ...
0
votes
0answers
69 views

Why parsing directories are so slow?

I have a directory with 136 000 files for a total of 1.8GB. The server has: 8 Cores - Intel(R) Xeon(R) CPU E5606 @ 2.13GHz 25GB RAM Ubuntu 12.04.2 LTS Hardware RAID 1 (LSI Logic / Symbios Logic ...
1
vote
3answers
2k views

Disk 0 Failed in RAID-1 on Dell PE2950

I'm sure I probably know the answer to this question, and am just looking for some reassurance! We have a Dell PE2950 with a RAID-1 (2 x 300GB) for the OS and a RAID-5 (4 x 300GB) housing some SQL ...
1
vote
2answers
86 views

Install RAID1 without Second Hard Drive?

HP P410i Raid Card. I am waiting for a second hard drive to arrive. Is it possible to start with 1 hard drive and enable RAID1 without loosing data when the second drive is installed?
1
vote
1answer
182 views

HP Smart Array accessing a physical drive when the controller believes it's failing

Is it possible to somehow access the raw block device hiding behind a HP SmartArray controller? I have a JBOD disk connected through a SmartArray, and the second the controller thinks it's failing it ...
3
votes
1answer
556 views

Migrating RAID6 array from HP SmartArray P600 to LSI MegaRAID SAS 8888ELP

My customer has an external RAID6 array (8x 1TB in HP MSA60 enclosure) attached to HP SmartArray P600 controller. They have now decided to replace the server and the new one comes with LSI MegaRAID ...
-1
votes
1answer
474 views

How to check 3ware raid controller's health?

I have a 3ware controller and I would like to check the health of the drives and the raid itself. I found this blog: http://www.cyberciti.biz/faq/linux-check-health-of-3ware-raid-array/ but I ...
0
votes
0answers
100 views

Reconfigure from Raid0 to Raid1, is it possible?

currently I have Fujitsu tx140 s1p servers, one Tower and one Rack. They are both running with the same hardware, configures the same way, so I'll just ask one Q for both. They have an motherboard ...
1
vote
1answer
94 views

Solaris not seeing FC volume

We recently replaced a failed controller in an AL connected RAID. I wasn't the one that replaced the controller, but apparently when the new controller was installed something weird happened with the ...
0
votes
0answers
119 views

Trouble resizing LVM volume after expanding Areca 1280 RAID 6

My problem is very similar to Trouble resizing LVM volume after expanding Areca 1220 RAID 5 array; however, my 2 LVs are created on a unpartitioned raid volume: # pvdisplay --- Physical volume --- ...
0
votes
3answers
2k views

Convert RAID 5 to RAID 10 without data loss

I have a Windows SBS 2011 server on a Dell R610 with RAID 5 configuration [3 disk]. Is there a way to convert it to RAID 10[4 or 6 disk] without losing anything or needing to re-install the whole OS ...
1
vote
1answer
1k views

HP SmartArray P212 disabled, cache module not attached

I have a DL180 G6 server with Smart Array P212 RAID controller. The server runs under Ubuntu. After an upgrade from Ubuntu 10.04 to 12.04 utility hpacucli (ver. 8.50-6.0) stopped working. The error ...
1
vote
1answer
1k views

How to get HDD parameters from SCSI controller

The SCSI controller we are using is IBM RAID M1015 and a SATA 3 HDD is attached to it. Now the question, is there any way to get the HDD specific parameters like HDD Model number/Manufacturer, Storage ...
1
vote
1answer
676 views

Adaptec RAID array was not detected after updating the kernel?

Continue from this topic, the newer kernel booted successfully but it doesn't see my sdc - which is a hardware RAID array (level 10). I'm sure the aacraid module is loaded: # grep aacraid ...
2
votes
2answers
365 views

RAID 10 — how do you know a drive is going or is bad?

I have some servers with a datacenter all the servers have RAID 10 setup. How do I know when one of the drives is going bad or is bad and needs to be replaced? EDIT: These servers are unmnaaged and ...