[Info-vax] rx2600 hotplug
smithfarm
presnypreklad at gmail.com
Tue Nov 2 16:19:59 EDT 2010
> The DCL looks alright to me. I do the same with disks bought on ebay.
> Perhaps one difference, INIT/SYSTEM but that doesn't affect the test.
> How old are these disks anyway? I never liked Maxtor disks, prefer
> Seagate or IBM/Hitachi instead. So if the price is right ther mey be a
> reason for that.
The only objective information I have is that SHOW DEVICE/FULL says the
disks are MAXTOR ATLAS10K4_146SCA.
They are U320 disks.
Now, the subjective information from the seller (which I have no reason
to disbelieve) is that the disks ran for 2 years and 3 months in a disk
shelf in the seller's rack. They were connected to a server that was
powered up once every three days to run a backup.
He also said the drives were made after Seagate acquired Maxtor, and
that the Maxtor drives made after the acquisition are better than those
made before.
Who knows. I did notice that when I hotplug these Maxtors, after they
spin up they produce some strange sounding noises. By contrast, when I
hotplug an HP drive, after spin-up it chirps a couple times, pleasantly.
All 11 drives passed the initial test. Now I've got them at home and I'm
subjecting them to:
$ INITIALIZE/ERASE=INIT/STRUCTURE=5
as suggested by FrankS (thanks).
The seller's position regarding bad blocks/sectors is that there can be
up to 6 of them and the drive is still considered "good".
Now, I'm wondering if INITIALIZE/ERASE=INIT will give me a listing of
bad blocks found (if any).
If not, what other command could I use to get a bad block count?
Nathan
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