LINUX CLARIION DRIVER

I tested my multipath installation and you are right. The first and most confusing part after ripping the whole disk to a binary image was a “fake” sector size. T he handler is alua and the path priorities show active access via non-zero priority values. You can connect me at – https: Your email address will not be published. What is in your mind, about this post? Sign up or log in Sign up using Google.

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Shell script provisioning of luns on EMC Clariion? The actual priority values may be different — 50,20 or 50,10 for example, or other similar pairs of values.

Multipath linux and EMC CLARiiON

A consultant told me that EMC writes terrible software on purpose so that they can sell very expensive add-ons, but I can not believe it’s true. Self Paced Courses Live Webex. Another dd was issued: I finally managed to naviseccli to kind of do what I wanted: I’ve come to a conclusion that some sort of metadata that identifies a disk as EMC usable, has to be written somewhere on a disk itself.

Yes, that is an ugly command line! At this point, I decided to work a bit on disks firmware and try to dump some info about mysterious EMC hacks that prevent regular SATA disk from running. The full set of asymmetric access state values defined by the scsi specification are:. I didn’t even bother to supply a proper serial number to test if this simple byte chunk is enough to heal a previously “bricked” by my friend disk.

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No surprise, this approach didn’t work at all. Follow any responses to this post through RSS 2. Around I was working at a data center. Story mode off I was quite lihux that there has to be some way to load a cheaper standard SATA disk to an array Three Days only Sale. I should have written this post a long time ago but I simply forgot about it – lecithin deficiency?

EMC CLARiiON AX4-5 storage array hax

Free Courses We Offer. In order to dump the last sector, I had to know an exact number of sectors and then dump it with a dd command on a Linux box.

Metadata I’ve come to a conclusion that some sort of metadata that identifies a disk as EMC usable, has to be written somewhere on a clqriion itself. Then I had to write a modified file to the last sector of a disk.

linux – Shell script provisioning of luns on EMC Clariion? – Server Fault

You can connect me at – https: This tutorial explains how to configure CentOS 5. I tested my multipath installation and you are right.

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How do I recover a lost or forgotten AWS password? Remove this to enable multipathing on the default devices. Output has to be read as below: My friend then formatted an original drive under some sort of SATA low-level format tool but that didn’t help and he managed to brick it during that process.

That was the same model as the one in an array – STNS. Another dd was issued:. Alternately, you can use the old run but verify method – Run the command, then run a followup to verify creation of the LUN.

| Multipath linux and EMC CLARiiON

The ones expected by EMC are currently either readsector0 or tur. I was quite certain that there has to be some way to load a cheaper standard SATA disk to an array Other Learning Articles that you may like to read.

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