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And maybe someone else has tried this idea before and can comment.,,elizabeth Like Show 0 Likes(0) Actions 3. solved Computer has black screen and no hard drive activity, graphics card fan not spinning but case and psu fans are. Browse other questions tagged raid data-recovery mdadm or ask your own question. I have 4 drives in the RAID -- and now TWO show as members, and TWO show as "non-Raid". this contact form

Please type your message and try again. For this reason, RAID 3 is best for single-user systems with long record applications. So, a serious risk of loosing the data So, there are basically two options (best is the combination of both):- use so-called "corporate" versions of HDDs, which are designed to be I'm not saying your drives are the problem, but I recently asked a question about HDDs and whether or not they have TLER/ERC/CCTL and how the drives that do have this

Raid 5 Hard Drive Failure

This offers higher performance than RAID 3, but at a much higher cost. RAID 5: This level is based on block-level striping with parity. A few words about hardware compression in a backup with tape drives.

Volume is not accessible now. Can I take the drives somewhere to have the data recovered? Here are some examples of nested RAID levels. Raid 5 2 Disk Failure You can find more info here and here.VN:F [1.9.22_1171]Rating: +3 (from 3 votes) ReplyHugo January 02, 01 2017 10:15:42Yeah but if you are using 4 drives in raid 6, you may

Since linux is free so no1 will fix it. Raid 5 Rebuild How to make your RAID stable? that is actual point .. By placing data on multiple disks, input/output (I/O) operations can overlap in a balanced way, improving performance.

Recent Articles What is a Storage Bridge Bay? Raid 5 Failure Tolerance This morning, I move the mouse, and the screen doesn't come back on. This is very important data to me and I donot have an extra 4.5 TB to image the drives onto for recovery.The drives are all new and work perfectly, I have Please help mantis26Oct 30, 2007, 11:37 PM Can I Setup Raid5 from existing hard drive?

Raid 5 Rebuild

THANK GOODNESS because raid5 is a terrible bore. RAID employs the technique of disk mirroring or disk striping, which involves partitioning each drive's storage space into units ranging from a sector (512 bytes) up to several megabytes. Raid 5 Hard Drive Failure PLEASE HELP !?!?!? How To Rebuild Raid 5 Without Losing Data Yes, my password is: Forgot your password?

Help please! weblink My goal was also to make the explanation really easy and short. and easy! and other software. Raid 5 Data Recovery Software

DiskTool was written by one person. Once the parity is re-created, your RAID array status switches from degraded to normal. I tried in different sites and got the concept but I was not clear about how the parity plays a role. http://puchinet.com/raid-5/raid-5-help.php This email address is already registered.

cdickinson66 Apr 30, 2009 10:22 AM (in response to cdickinson66) Ok Thanks!I will try this procedure later on tonight and report back.-Charles Like Show 0 Likes(0) Actions 11. Raid 5 Rebuild Time Log in or Sign up Howtoforge - Linux Howtos and Tutorials Home Forums > Linux Forums > Technical > please help. Technologies have to ...

In any combination .

What is it? This email address doesn’t appear to be valid. How about starting out by EXPLANING what the heck XOR is??? How To Recover Raid 5 Disk Failure You know how I can tell a developer write this little "explanation"?

This is why the RAID 5 needs a very efficient XOR engine in order to calculate it fast.So when adding one drive for parity you will be able to rebuild the It has no advantage over RAID 3 and is no longer used. Initially, all the drives in a RAID array are installed at the same time. his comment is here Please help solved Changed hard drive problems, please help!

Note: Having the disks in the wrong order will not destroy your data, it will just mean that step (4) will not work... Quote Postby Joshuaw » Fri Oct 30, 2009 4:51 pm Hello @OAG,Either form of RAID will provide adequate reliability for your needs. Come on…..And if that's not enough, how about explaning what XOR (101,010) = 111 actually means.