Questions tagged [3ware]

3ware are SATA and SAS RAID controller cards from LSI

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3 votes
2 answers
5k views

Unable to access 3ware 3dm2 web interface, failed to start listening socket

I am unable to get to the 3ware 3dm2 web interface. When I attempt to execute 3dm2 from the command line, i get the following error "(0x0C:0x0005): Failed to start listening socket". This was working ...
1 vote
0 answers
44 views

3ware raid controller update

I can't find any fresh information about the tw_cli package for CentOS (or RHEL; its the same I guess). I can't use the web interface because of strong certificate requirements. The only way to use ...
6 votes
1 answer
2k views

Dealing with CONFIG FAILURE on fresh drive (3ware / LSI RAID)

This is not about DRIVE failure. It's about drive CONFIG failure. I bought 3 brand new drives for my server, because existing ones have worked for over 4 years and one of them is failing (shows ECC ...
2 votes
1 answer
5k views

Rebuilding array on 3ware 9690SA-8I

TL;DR version RAID10 array working fine Reboot server as part of maintenance Array inoperable (no access whatsoever) Controller logs say a single drive is bad Remove drive & test - no bad sectors ...
0 votes
1 answer
1k views

Change the Hard Drive in RAID using tw_cli while lustre file system is mounted

I've setup RAID-5 array disk, but recently one of the Hard drives is reallocating excessive sectors: (Reallocated Sectors = 323) # tw_cli /c0/p1 show all /c0/p1 Status = OK /c0/p1 Model = ...
1 vote
1 answer
2k views

Error: (CLI:144) Invalid drive(s) specified when trying to rebuild 3ware RAID

We have a RAID 5 using a 3ware 9550SX RAID controller that shows one degraded disk. There is a spare drive configured for the array, but it wasn't used automatically as intended. The current array ...
0 votes
1 answer
3k 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 ...
1 vote
3 answers
774 views

Is there a way of relating the RAID units with the OS devices in 3ware?

I got a Linux server recently with a 3ware RAID. It has several volumes (/c4/u*/v*) that are seen by the OS as devices (/dev/sd*) I can roughly relate those units with the devices because of their ...
13 votes
4 answers
3k views

3Ware RAID6 array sometimes hanging. Undetected broken disk?

We have a Debian server with 3Ware 9650SE 8-drive RAID controller, with 5 disk RAID6 array, acting as virtual machine host, all Linux. Problems keep occurring and I suspect an undetected broken disk. ...
0 votes
1 answer
125 views

Mysterious disk activity with 3ware controller?

I recently moved one of my servers into the same room I sit in and noticed something strange. Each morning for an hour or more there is a huge burst of disk activity. I am running a 3ware 9750-4i RAID ...
1 vote
1 answer
654 views

RAID-5 inoperable, but no disk failure

Inheritted a system with a 3ware LSI 9750-8i having five disks and RAID-5. I see a message about "RAID-5 INOPERABLE" for u1 but see no disk failure for the only disk (p1) in the unit. Unit ...
-1 votes
1 answer
116 views

3ware: Is it possible to add a new drive to an existing raid5 set?

I would like to know if it's possible to add a new drive to a raid5 set with the purpose to expand the storage available in the set. 9550 controller For example to go from: 4x1TB drives to 5x1TB ...
0 votes
2 answers
1k views

3ware 9550SX on CentOS8

I'm trying to use a 3ware 9550SX controller on CentOS 8. lspci shows the controller, but lsblk doesn't list the exported drives. I've exported 2 drives, each as single drives, no RAID mode being used. ...
1 vote
1 answer
282 views

3ware: Replace failed disk with Spare

I have a 3ware RAID controller running a RAID-10. I have a disk that currently has a SMART-FAILURE. I've ran a /c0 rescan and the Status will change to OK then back to SMART-FAILURE > /c0 show ...
1 vote
2 answers
193 views

Supress 3Ware warnings in syslog

I'm trying to suppress the following warnings in my syslog: Oct 13 04:43:33 Winston kernel: 3w-sas: scsi1: ERROR: (0x03:0x0101): Invalid command opcode:opcode=0x85. Oct 13 04:43:33 Winston kernel: md: ...
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 ...
22 votes
4 answers
14k views

RAID-6: better to replace two dead drives at the same time, or one at a time?

We have a 16-drive RAID-6 that has three problem drives. Two are already dead, and the third is giving SMART warnings. (Nevermind how it got in such a bad state.) Obviously we want to replace the ...
1 vote
5 answers
6k views

Replacing 2 disks (raid 1) to a larger pair under a 3ware controller in linux

I have a 3ware 9650se with 2x 2TB disks in raid-1 topology. I recently replaced the disks with 2 larger (3TB) ones, one by one. The whole migration went smoothly. The problem I have now is, I don't ...
0 votes
2 answers
2k views

Boot Drive Not Found

I just recently upgraded the coolers on my Supermicro server and now it can't find the default boot device unless I unplug ALL of the drives except the boot drive. This system is an older Supermicro ...
1 vote
0 answers
179 views

Saving a 3ware RAID configuration for later use?

I have a 3ware-based (using tw_cli) 24-bay array filled with 2 TB hard drives, used for backup. The plan is to upgrade them to substantially larger drives, but I would like to remove the 2 TB drives ...
2 votes
2 answers
2k 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
1 answer
2k views

luks IO error while decrypting keyslot

I'm trying to use cryptsetup to encrypt some partitions, but getting the error IO error while decrypting keyslot. The command and output is: root@rescue ~ # cryptsetup --debug --verbose --cipher aes-...
0 votes
1 answer
1k views

3ware 9550SX RAID-10, one degraded drive, rebuild and initialization stuck

Question: Is there a way to force this to rebuild? I'm also toying with the idea of turning the system off and attempting to rebuild it in the 3ware controller BIOS. If I turn this system off in ...
4 votes
3 answers
8k views

3ware: Add a drive to a RAID unit

I have a 3ware RAID controller running a RAID-6. I manage the RAID via the tw_cli command line utility. So, one drive in the array failed, and I removed the faulty drive (p6) from the array, and ...
6 votes
4 answers
17k views

Flashing the Firmware on a 3ware 9650SE RAID controller

I've downloaded the required files to flash the firmware on my RAID controller I have also read the KB article:http://www.3ware.com/KB/article.aspx?id=10058 However it is not particularly clear - I ...
2 votes
10 answers
10k views

Experience with AMCC 3ware 9650se raid cards? Ours seems dead

We have a 8-port 3ware 9650se raid card for our main disk array. We had to bring the server down for a pending power outage, and when we turned the machine back on, the raid card never started. This ...
6 votes
1 answer
8k views

3Ware 9650SE RAID-6, two degraded drives, one ECC, rebuild stuck

This morning I came in the office to discover that two of the drives on a RAID-6, 3ware 9650SE controller were marked as degraded and it was rebuilding the array. After getting to about 4%, it got ...
-2 votes
1 answer
712 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.
5 votes
2 answers
8k views

How to identify failed drive/port on 3ware card

I have a 3ware 9650-SE controller with 2 drives in RAID-1 configuration. The drive on "port 1" has an error but the drive cages aren't labeled. I tried using the cli to "identify" the drive but tw_cli ...
2 votes
4 answers
3k views

LSI 3Ware tw_cli and tdm2 segfault with Debian Linux kernels after 3.8

I have notified LSI support, twice, but so far they are unable to reproduce the problem. I wanted to post here to get some unbiased expert thoughts about it and see if anyone else has seen a similar ...
7 votes
3 answers
11k views

Can a 3ware 9500S-4LP controller use 3TB drives?

We have a Rackable Systems server used for backup storage. Recently we purchased a couple 3TB drives to expand the storage, but they are only showing a capacity of 746.52 GB as reported by 3ware's ...
0 votes
0 answers
1k views

The RAID array shows up as DEGRADED, but all drives are OK

The current RAID controller I am using is an AMCC 3ware 9690SA-8I SAS RAID Controller. I have just received this server unit used, and going into this blind; I have no idea how long it has been this ...
0 votes
2 answers
3k views

3Ware 9500s Raid array not visible in Windows 7 x64 disk management - latest firmware and drivers

I bought a used 3Ware 9500s-4LP raid controller from Ebay (the old 3ware 8506-4lp didn't support RAID arrays over 2TB, but it was working), installed it in my server and attached it to the SATA ...
0 votes
1 answer
229 views

3ware 9650se raid6 replaced with larger drives

I'have been running a setup with 8 drives, each 2TB by now (raid6). I started to build up the setup with 1.5TB drives back few years ago and slowly added and replaced all drives to 2 TB. Now the last ...
0 votes
0 answers
949 views

RAID-6: Two drives failure with 3ware 9650SE

We have a 6-drive RAID-6 on one of our servers. Each drive is a 750GB Seagate, and they are connected with Hardware RAID card 3ware 9650SE. We do not have sparse drives. The system is old and probably ...
0 votes
1 answer
325 views

Can I recreate a unit from a single drive RAID1 in a 3ware Raid controller?

I have a broken server and a broken disk on that same server on a RAID1 setup. I need to setup this same RAID unit, now on a new server, and from only 1 drive (since the other is broken). I moved ...
1 vote
0 answers
100 views

Enable external SAS on 3ware 9750-16i4e Card

I am adding an external SAS enclosure to a 3ware 9750-16i4e Card. Have connected 3ware 9750-16i4e Card to 2nd 3ware 9750-16i4e Card in exteranal SAS enclosure via a Norco 1M SFF8088 to SFF8088 Cable. ...
1 vote
1 answer
3k views

HW Raid controller error

On one of my old servers when i was randomly checking for system messages /var/log/messages in this Redhat case. I came across this message Mar 9 12:11:46 app-prod kernel: 3w-9xxx: scsi0: ERROR: (...
0 votes
1 answer
281 views

Will 3ware controllers continue to rebuild when I reboot the computer?

I am using a 3ware 9690SA-8I controller and one drive in my raid 6 hick uped and now the raid is rebuilding. Meanwhile I noticed I have an unfortunate combination of stupid programs and I need to ...
0 votes
4 answers
1k views

Can't rebuild RAID 5 Array

In a previous message I have asked how to rebuild a faulty disk in a RAID 5 array with 4 disks. I have mounted a new drive (drive 4) in place of the faulty one and started a rebuild. During the ...
1 vote
1 answer
651 views

3ware 9650SE-2LP "sync" after a drive failure

I have a 3ware 9650SE-2LP card that was set up to mirror two 1 TB disks (let's call them Disk A and Disk B). A couple of months or so ago the array stopped working (gave me an error at boot-up saying ...
3 votes
5 answers
7k views

Disk failed part way through 3ware RAID 5 rebuild

I have a 3ware 9650SE RAID controller with a RAID 5 array containing 15 Seagate ST31000340NS disks. After noticing ECC errors in the Port 10 drive I replaced it with a spare and began a RAID rebuild. ...
1 vote
4 answers
1k views

Raid 5 rebuilding epic fail

Someone has asked me to rebuild a faulty raid 5 on a 3ware raid controller. I have 3 drives, all of them is 160 GB. I've gone through the steps, ie selected the degraded array unit, and then gone over ...
1 vote
2 answers
1k views

Move raid10 from LSI 9750-8i to 3ware 9650SE-8LPML

This is a little risky task I want to try. I have a 4 SATA III disks RAID10 array running on LSI (former 3ware) 9750-8i controller with BBU (read and write cache enabled). In case of hardware failure ...
1 vote
2 answers
732 views

3ware array limited to 6TB in linux

I have a server with a 9650SE-24M8 in it. which has a 7x2TB drive RAID5 array. tw-cli shows the following: Unit UnitType Status %RCmpl %V/I/M Stripe Size(GB) Cache AVrfy --------------...
0 votes
1 answer
199 views

RAID controller shows 2 arrays using the same disks

We have a server with a 3ware RAID controller that went into read-only mode today due to an aborted ext4 journal. I checked the RAID status and found the following strange configuration: //host> /...
0 votes
2 answers
2k views

How to recover from raid 5 failure of 2 disks with tw_cli?

I have hardware raid 5 of 12 disks, 2 of them died and the data is not accessible anymore. I was told that even though 2 disks died, some of the data might be recoverable. My hosting provider replaced ...
0 votes
2 answers
1k views

3ware raid controller splits raid array into two peices. what do do?

I have a server with a 3Ware 9650SE 8 port controller. I had an 8 drive raid 5 array with a hot spare drive as part of the array of roughly 3.87 TB in size. When I signed into the server today, I ...
0 votes
1 answer
239 views

IO tasks easily starve eachother on 3Ware 9650SE

I have a server (Debian 6 LTS) with a 3Ware 9650 SE RAID controller. There are two arrays, one RAID1, one RAID6. It runs Xen 4.0, with about 18 DomUs. The problem is that I experience that IO tasks ...
0 votes
0 answers
1k views

Increasing the size of a 3ware 9650SE RAID5

These questions seemed similar, but they did not worK: Why is the 9650SE RAID1 not showing the full size of the disks? How can I increase the size of a RAID 1 array from 750GB to 1TB? 3ware Here is ...