3ware are SATA and SAS RAID controller cards from LSI

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600 views

ESXI 4.1 - tw_cli to manage 3ware 9650 raid card

Is there some way in the esxi cli to enable tw_cli to manage the arrays on the 9650se raid card? The goal is to manage the drives (checking array status, building arrays, etc.) without shutting down ...
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0answers
238 views

Can I use tw_cli migrate to grow a RAID10 unit where the drives for that unit were each replaced one by one with larger drives?

Can I use tw_cli migrate to grow a RAID10 unit where the drives for that unit were each replaced one by one with larger drives? (And the array was rebuilt after each replacement operation.) I am ...
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2answers
6k 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 ...
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1answer
4k 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 ...
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1answer
293 views

Server with 3ware 8006-2LP won't stop beeping

A server I support startet beeping. One of the RAID-1 disks had an error. I replaced the disk and rebuilt the array, but the server won't stop beeping and one of the drive enclosures is blinking. I ...
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1answer
263 views

Suppress log messages about minor 3ware disk temperature changes on CentOS?

I have a number of CentOS 5 servers which use 3ware RAID controllers. These servers are bugging my team with messages about minor temperature changes, like this: Jun 8 12:32:39 HOST smartd[1231]: ...
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2answers
131 views

Battery backed write cache behavior upon disk change [closed]

We use 3ware Inc 9650SE SATA-II RAID PCIe RAID controllers with battery backed write cache. Our spare hardware has the same controller. I was wondering; are these controllers smart enough not to sync ...
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1answer
526 views

3ware 9650SE-24M8 INOPERABLE data recovery

I have a raid6 array with 16 hdds. Two harddrives had failed (device error), but when I went to replace them, I pulled out one wrong disk! Now the raid array is INOPERABLE. Is there any way to ...
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0answers
473 views

3ware 8506, Solaris (Nexenta Core) and the tw driver: driver (tw) successfully added to system but failed to attach

I've got a little Nexenta Core box at home that's doing NAS duties. Recently, I bought a second hand 3ware 8506 12-port SATA controller to go with the Supermicro AOC-SAT2-MV8 controller that I already ...
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1answer
256 views

Is it possible to add a disk to a RAID5 controller without rebooting? [closed]

I know tw_cli can migrate the RAID5 to an added additional disk, but the capacity will not grow until the machine is rebooted. So is it possible to grow a RAID5 array with no downtime? What is a raid ...
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0answers
737 views

Slow disk transfer rate

I have problem with slow disk transfer rate. It's static files server for our website. I was making backup of data and noticed that tar is very slow. So I did hdparm -t and... hdparm -t /dev/sda3 ...
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3answers
2k views

3WARE 9650-4LPML JBOD DISK to RAID - 1 Mirror Migration How To?

It is possible to migrate a single disk, to Raid 1 as per Table 10 in the User Guide Page 122: http://www.3ware.com/support/UserDocs/3ware9650SE-UsrGuide.pdf I am trying to find what the best method ...
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1answer
519 views

3ware Raid Migration 9650SE

I'm trying to migrate a single disk on a 9650SE 4LPML to a RAID 1. I'm trying to use 3dm2 to accomplish this, but the only options it will allow me to migrate to is either RAID 0 or RAID 10. I only ...
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1answer
495 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 ...
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1answer
3k 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 ...
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1answer
2k views

I have a 21TB array but only 16TB is visible from Windows

CONTROLLER Raid Controller: 3Ware 9650SE-24M8 Disks: 21 x 1TB RAID5 Stripe 64KB WINDOWS OS: Windows Server 2003 SP2 32x Disk: Dynamic 19557.44GB Volume: Capacity 15832.19GB I guess my array ...
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3answers
15k views

What does 3Ware's tw_cli mean by a “DEGRADED” disk vs “ECC-ERROR”?

I've got a sad RAID array on a 3ware 9650SE-16ML card. What I can't tell is if I've just suffered a double-disk failure (bummer!) or if I'm reading this wrong. The relavent output of /c0 show all ...
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1answer
1k views

3ware 9650SE: This Spare unit may replace failed drive of same interface type only

I just added a spare disk to my array: Unit UnitType Status %RCmpl %V/I/M Stripe Size(GB) Cache AVrfy ------------------------------------------------------------------------------ u0 ...
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2answers
4k 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 ...
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1answer
550 views

Optimal setup for 2x 3ware 9500S-8 cards + 10 disks

I'm building out a Linux based NAS server. My hardware consists of two 3ware 9500S-8 RAID cards and 10 2TB drives. (5 per card) The 10 drives are going to be used purely for data (the OS is ...
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1answer
2k views

3Ware 9650SE is rebuilding RAID6 array with two degraded disks?

I have a RAID6 array on a 3Ware 9650SE which is degraded: tw_cli /c0/u0 show Unit UnitType Status %RCmpl %V/I/M Port Stripe Size(GB) ...
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1answer
1k views

FreeBSD: how to associate disk serial numbers to device names when using a 3ware SATA card

When using a 3ware SATA/RAID card is there a way to associate the disk serial # with the /dev/daN device? I can get serial numbers by using "smartctl -d 3ware,0 /dev/twa0 -i", but I don't know if ...
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1answer
2k views

Extending a live 3Ware RAID6 array in Linux with tw_cli

I have a Debian Linux machine with a 3Ware 9650SE RAID controller with a RAID6 array. tw_cli show this: Unit UnitType Status %RCmpl %V/I/M Port Stripe Size(GB) ...
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3answers
1k views

Disk wipe preferences

I manage a pool of systems that are loaded with software and sent to potential customers for evaluations which often land sensitive information on the drives. Before shipping them back, they typically ...
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3answers
510 views

Why can't I create a RAID 1 on my 3ware 9650SE-4LPML?

I have 4 2TB drives. I want to create a 4TB RAID 1 array. I select the 4 drives in the RAID BIOS, and try to create an array, but my only options are RAID 0, RAID 5, and RAID 10. This controller is ...
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2answers
2k views

Best option with 3ware 3DM2 when drive has bad sectors?

I have a FreeBSD server running a RAID 5 array using the 3ware hardware controller 3DM2 (user guide PDF). It uses 3 hot-swap drives + 1 spare. The last couple of months one of the drives have ...
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1answer
404 views

i2c cable for 3ware 9650se and SuperChassis 846A-R1200B

What's the appropriate cable to support i2c (red LED drive indicator, failure) with this combination and what's the best way to order it? I see 3ware supports 846TQ but not 846A from ...
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4answers
2k views

How can I increase the size of a RAID 1 array from 750GB to 1TB? 3ware

3ware 9650SE-2LP Array is 750GB volume, RAID 1. One drive is 750GB, the other is 1TB. Looking to replace the 750GB drive with a 1TB. Will the array rebuild to the max size of 1TB, or will the array ...
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1answer
206 views

recovering from a crash. data stored on a 3ware 9650SE-LP mirrored set

So I'm hoping this will be very easy because my drive that failed is not part of my mirrored set. I had my OS drive go bad but my data drive ( my 2TB mirrored set ) is still ok. I just can't access ...
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3answers
248 views

RAID controller with good linux support and cross-model compatibily

I want to put some RAID controllers in our Linux servers, for which I have a couple of requirements: Good Linux support. Not just the disk driver, but also the management and query tools, to report ...
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1answer
257 views

Older raid controllers in raid 5 vs. Jbod and SW raid

I'm in the fortunate position to have 6 Supermicro older VOD servers with the following config: Supermicro 3U case, 3xPSU Dual Xeon 3ghz P4 class cpu (5 years old.. havnt checked the exact type) 4GB ...
4
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1answer
2k views

Ubuntu: Monitor hardware RAID and notify upon failure?

I am using the 3ware 9650SE-2LP Raid controller for a 2-drive RAID 1 setup in some new Ubuntu 10.04 x64 servers. Is there a way for the server to send me a notification when one of the drives fails? ...
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9answers
7k 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 ...
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5answers
5k 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. ...
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2answers
771 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 ...
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4answers
990 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 ...
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4answers
10k 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 ...
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2answers
300 views

How many disks to use for eight channel RAID controller

I have a 3ware 8 channel SAS controller and a back plane extender (also 8 channel) which can take 16 drives. I will be creating a single RAID 10 volume. I know that adding more drives has positive ...
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5answers
8k views

how do you mount and format /dev/sda to a different /dev/ name?

We have linux box running fedora. It has a small laptop hard drive running the OS and a 3ware RAID controller running 3 SATA drives RAID 5. When we boot the computer and login, I run “fdisk –l” ...