Raid failures.

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Hi,

I have a couple of Raid 0 arrays in my machine (2*250 GB drive making array 1 and 2*400GB drives making array 2). Both arrays are with Fujitsu drives and have been fine for a while (array 1 for around 8 months, array 2 for around 3 months).

My PSU recently died, just switched off with no power at all and a slight whiff of burning. Yep, clogged with dust. I bought another one (Jantec 580Watt) but soon after my 2nd raid started causing explorer to lock tight when trying to access any files from it. It got to the point where browsing through the drive would cause a lock or a blue screen.

I reinstalled Win XP on my SCSI boot drive as it had not been cleared down for quite a while and was due anyway. After lots of playing around I got it booting and installed the drivers etc.

WinXP Disk check locked up as did anything accessing the array even after the rebuild and so I cut my losses and re-setup the array in the Raid bios, clearing the data at the same time.

I still cannot access the array or format it as explorer still locks up. I have unplugged the drives for that array and everything has been ok for a few days but now my second array is becomming very flaky and causing explorer to lock up.

I have tried changing the cables for the drives, unplugging one of the arrays and other drives just in case there is a power issue.... no luck. Games play file but they do not touch the arrays at all and I am now down one array and the second is flaky.

The machine also does not come up after a reboot from Windows but seems to hang on the Bios screen. Turning the power off and on again causes it to come up fine.

Oh there is a lot of noise from the system at boot time but it goes away after a bit of time. It seems to be the motherboard chipset fan but it does not look clogged (sounds like a clogged fan).

Any hints, suggestions on finding the problem would be most welcome.

Many thanks
RB
 
Hi,

Nope the 4 drives split over the two arrays are all sata-II. They are also samsung spinpoints and not fujitsu :rolleyes: .

Only the boot drive is SCSI.

Specs (from memory).

A8N standard motherboard (939 pin).
AMD 64x2 4800
Adaptec 29160 SCSI controller
Belkin Wifi card
Soundblaster Audigy 2 sound card
HIS 1800 256MB video card
2 GB DDR ram (4 sticks).
2 * 400GB Samsung Spinpoint SATA-II drives
2 * 250GB Samsung Spinpoint SATA-II drives
1 * 250GB IDE drive
1 * USB 250GB external drive
1 * Seagate Cheetah 15,000K 36GB
Jantec modular 580Watt PSU
Lian Li V1000 case (no the power supply does not fit and neither does the Hyper-X PSU I have had before). :( .

Cheers
RB
 
Ok,

Not so good.

All the diag tools are self extracting to floppies and I have not had a floppy drive for a few years now. I have just sent my old case with a floppy drive to the tip as well last week :-(.

Well I have set them as individual disks not on the array and *** 2*400 I have tried to format and stripe using the Win XP software raid........ There is a dinstinct clicking and no % coming up and now disk management has frozen.

Looks like a faulty drive. I just have to find out which one it is......

Not sure how this would cause a problem with the other array though unless it did when it was connected and now the other array is non recoverable.

RB
 
Nope only floppy extraction programs and to make it even better, neither the 250GB or 400GB models are listed and all three available tools are destructive in their checking.

Well I have one 400GB drive formatted as good as gold so I will try migrating data from the remaining array to it. I will also try formatting the other 400GB drive but suspect the system will just lock up again.

Anyone know the turnaround for a RMA'd Samsung drive. I am moving to Singapore in 2 1/2 weeks for good......

Cheers
RB
 
RimBlock said:
Nope only floppy extraction programs and to make it even better, neither the 250GB or 400GB models are listed and all three available tools are destructive in their checking.

Well I have one 400GB drive formatted as good as gold so I will try migrating data from the remaining array to it. I will also try formatting the other 400GB drive but suspect the system will just lock up again.

Anyone know the turnaround for a RMA'd Samsung drive. I am moving to Singapore in 2 1/2 weeks for good......

Cheers
RB

Seagate's Seatools should also check your disk, is available as an ISO, and IIRC can do a non-destructive read only test.
 
Have you had a look in your eventlog for errors. It will show up disk errors.

Also try smartmontools its command line but can be a little bit useful with some drives.

Afraid you have just shown why RAID0 is scary. Hope you have a recent backup.
 
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