Now we’re going to enable write cache. By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. Understand that you should only use caching if you have good UPS power to the system. BB code is On. Tags fedora , lsi , raid , sas , scsi Thread Tools. The installation ran seamlessly.
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LSI MegaRaid MSM for Linux on Fedora 10?
Now we’re going to enable write cache. Anybody has the answer?
It will force a single line output and will return exit code 0 if all good, or 2 if at least one thing is wrong. Fedora – Installation This forum is for the discussion of installation issues with Fedora. Regards, Erick Wellem me at erickwellem dot com Last edited by erickwellem; at Let’s check if we have one and if it’s working fine:. Find More Posts by fiz A second one with a RAID6 arrays of 7 drives with one offline the array has just been created so it’s under initialization too.
Read cache is used when the system has asked for some data and the raid card keeps the data in cache in case the system asks for the same data again.
If not, it won’t be used to avoid filling cache with randon useless data in case of randomly accessed sector.
By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. The megarai one is already setup but we have just plugged a disk bays on the second card.
Use regular readahead instead: These settings do not affect the read-ahead policy.
trouble getting MEGARaid installed on Fedora | Overclockers UK Forums
There is currently no known megafaid tool for theses cards. It is available in the packages repository too. However it’s really hard to use because it’s use tones of command line parameters and there’s no documentation.
It means it has detected mmegaraid RAID informations on it, and thus, considers it as a disk being part of an array that may be imported into current controller configuration. Actually this slot number will be used to represent this physical ID drive in other commands.
Understand that you should only use caching if you have good UPS power to the system. BIOS upgrade from a Linux system.
If you need to reset your password, click here. The controller will now recognise the disk as being a “foreign” one. Please note you need a recent version of smartmontools.
LSIMegaRAIDSAS – HWraid
Registration is quick, simple and absolutely free. Visit the following links: Virtual Drive contains physical drives 0,1 and 2 and includes the settings of the raid device such as raid level, strip size etc.
It’s quite new and thus, may be missing in some not-up-to-date distributions. Dell cards can be flashed using firmware-tools. We’re going to enable an enhanced version of readahead: A complete documentation is attached as PDF here: Originally Posted by erickwellem. Physical Drives – Physical Hard Disks attached to controller, represented by id, 0,1,2,3 etc. Hosting sponsored by http: We can see here Primary raid level 1 and secondary 0.
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