You are commenting using your WordPress. I downloaded MegaCLI and placed it on my Dropbox folder, this made it easy so I could just use wget on the Linux server after it booted. Actually this slot number will be used to represent this physical ID drive in other commands. MegaCli not providing all the information we need like mapping to linux devices and raid level readable , so we are going to use some extra tools. As we look for simple output that shows the virtual drives structure, its hard to get that with megacli. Details about individual drivers 3w-xxxx Hardware using this driver:
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Yes hpsa Yes Yes Yes? Virtual Drive contains physical drives 0,1 and 2 and includes the settings of the raid device such as raid level, strip size etc.
I ended up working around this by doing the following steps:. Status RAID status easily available? Notify me of new comments via email.
Linux and Hardware RAID: an administrator’s summary
Switching drivers is designed to happen only one time. Dell cards can be flashed using firmware-tools.
It seems to work on old card but fails with the new one. Minimum status information is OK or degraded i.
Hardware Raid Setup using MegaCli – Linux Raid Wiki
If the name changes between kernel versions, remember to include information in the detailed information section.
However LSI provide megaclia proprietary management command line utility which is rather hard to use. Linux kernel drivers 3. Both tools are available as Debian packages from http: A server with two controllers old script version output, sorry got no such hardware to get a newer example: BIOS upgrade from a Linux system.
Unplugging and pluging back a disk from an array doesn’t make the controller rebuild the array with that disk.
Switching LSI SAS and similar chipsets to JBOD mode – Effndc’s Blog
These settings do not affect the read-ahead policy. MegaCli not providing all the information we need like mapping to linux devices and raid level readableso we are going to use some extra tools. Retrieved from ” https: RAID status can be obtained via the mpt-status tool.
I spent an hour trying to navigate the BIOS over remote console via the Intel Remote Management Module…but it was absolutely painful and the only thing that worked was using the wizard, which created undesirable configurations.
If ,inux information is easily available, monitoring tools can be written to detect and report failures. Understand that you should only use caching if you have good UPS power to the system. More details A blog post claim supermicro provide a tool to get the status out from the command line.
Email required Address never made public. The following bits have the described effects: However it’s really hard to use because it’s use tones of command line parameters and there’s no documentation.
Switching LSI SAS 2208 and similar chipsets to JBOD mode
Below is information on the old afacli tool Dell also provides some admin tools in binary form. Some find it easier to use graphical tools. Proceed at your own risk, I recommend verifying that no data will lsk impacted by this task. Same source requirements as the CLI tools.
I will warn that doing these steps with any data in place will absolutely lead to data destruction. There is currently no known opensource tool for theses cards. However, I already did this for you. I downloaded MegaCLI and placed it on my Sad folder, this made it easy so I could just use wget on the Linux server after it booted.