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This book contains many real life examples derived from the author’s experience as a Linux system and network administrator, trainer and consultant. Our experts are sharing their knowledge with you. It says on the boot screen that it has found them in order 2,3,0,1 which is useless as it now tries to boot off the first drive. Find More Posts by homerwsmith. I gave the Dom0 a sched-cred of , since it needs a higher weight to serve all the IO of the DomU’s and in my case doesn’t do much else.

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Hardware using this driver: You are currently viewing LQ as a guest. We don’t know any current Linux distrubtion which miss theses drivers so no additional step should be required to get it working. Subscribe to the Thomas-Krenn newsletter now.

Views View View source History. I have installed ubuntu system on a drive which belong to the RAID array: Having said all that, this server is a few years old, and I was planning on using RAID10 in the future, but still this server should not act 9650ee this, I feel. They hope these examples will help you to get a better understanding of the Linux system and that you feel encouraged to try out things on your own.


I will write more about this later. There is a GUI tool 3dm2 accessible via browser used for management and monitoring daemon that configures the RAID, monitors the disk 99650se and sends mail on failure.

The time now is I had a bunch of kernel hung messages at the same time the failure occurred.

[ubuntu] Adding 3Ware SE – Drives not seen by OS

The following criteria is being considered: Device name unknown PCI: Thank you PS – My hardware is: Table of Contents 3Ware Eskalad series 1. CLI tool statically linked i and amd64 binaries 965s0e can be downloaded from ftp site.

Some tools and drivers are available from the vendor. There is also a megasasctl tool to get RAID status available from the megactl package on Sourceforge.

Linux and Hardware RAID: an administrator’s summary

Information about how the consistency of RAID arrays controlled by 3ware controllers can be tested can be found in the section referred to in the following article:. You should not expect any problems with theses drivers which are known to be mature and stable.

The results speak for themselves, machines are no longer bothering each other: How do I get the machine to stop booting off an unbootable drive used to be bootable and boot off the proper bootable drive? This information ljnux exceptionally important for the undisrupted operation of a server system and should be requested periodically.


Archttp is statically linked so it will run in virtually all circumstances. Not aware of any method of detecting the status for this RAID.

The RPM can be converted to. But whatever I set that to, it should not influence the dd command and the kdmflush it blocked, since that is all Dom0.

It’s unrelated, because the problem has existed for a long time:.

Querying RAID Status – Thomas-Krenn-Wiki

It show all needed informations in just one command. Both tools are available as Debian packages from http: I tried both deadline and cfq schedulers. If the command line utility has not been installed on the system, it can be downloaded from the Thomas-Krenn. What is the limux that you add to monitor the hardware controlled array?

September 2nd, 1. Latest version is 2.