Tru64 5.1B: Volume Size Limitations?

From: Dr. Hans Ekkehard Plesser (hans.ekkehard.plesser@nlh.no)
Date: Thu Jan 15 2004 - 10:45:01 EST


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Hi!

I am a newbie sys admin on Tru64, apologies if my question is too trivial.

I am operating a GS1280 under Tru64 5.1B. Via a KZPEA SCSI Controller, I have
hooked up a IDE RAID Subsystem. On this subsystem, I have configure two
logical drives, each with 1,191,070MB, or 1.14TB capacity. These drives are
detected properly on the SCSI bus.

The problem occurs when I try to configure these drives with diskconfig:
negative values pop up in the "End" and "Size" fields for partition c.
Values for the other partitions look fine. I tried to expand partition g to
the entire disk, but diskconfig reported a disklabel error. I append the
disklabel file that diskconfig created in /tmp on this attempt.

I also tried to configure my RAID array with smaller partitions (1GB - 700GB).
All these partitions could be configured with diskconfig without problems.

Is there a 1TB limit on disks? The AdvFS Utilities Specs mention something in
that direction, but I have not been able to find any other documentation in
that direction
(http://h18000.www1.hp.com/products/quickspecs/10898_div/10898_div.HTML).

As a side aspect, and this is probably really a newbie question: as I
experimented with more or fewer partitions on my IDE Raid, disk numbers
(/dev/disk/dsk?c) were never re-used. How can I make the system re-use them?

Thanks a lot in advance,
Hans

- ----------------------------
type: SCSI
disk: ES A16U-G
label:
bytes/sector: 512
sectors/track: 255
tracks/cylinder: 255
sectors/cylinder: 65025
cylinders: 37513
sectors/unit: 2439311360
rpm: 5411
interleave: 1
trackskew: 14
cylinderskew: 23
headswitch: 0
track-to-track seek: 0
drivedata: 0
8 partitions:
a: 131072 0 unused 0 0
b: 262144 131072 unused 0 0
c: -1855655936 0 unused 0 0
d: 0 0 unused 0 0
e: 0 0 unused 0 0
f: 0 0 unused 0 0
g: 2439311360 0 AdvFS 0 0
h: 851968 1245184 unused 0 0
- -----------------------------

- --
Dr. Hans Ekkehard Plesser
Associate Professor

Department of Mathematical Sciences and Technology
Agricultural University of Norway

Phone +47 6494 8832
Fax +47 6494 8810
Home http://arken.nlh.no/~imfhep
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