2001-11-15 13:54:29

by Justin Piszcz

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Subject: System Locks Temporarily When Untarring Large Files

Forgot to mention.

Type of Drive:
The hard drive is a 40GB IBM-DTLA-305040.

Speed of Drive:
When many apps are open I get:
Timing buffered disk reads: 64 MB in 2.55 seconds = 25.10 MB/sec
When I am in single user mode, I get 29.50MB/s.

Drive Information:
# hdparm -v /dev/hda

/dev/hda:
multcount = 16 (on)
I/O support = 1 (32-bit)
unmaskirq = 1 (on)
using_dma = 1 (on)
keepsettings = 0 (off)
nowerr = 0 (off)
readonly = 0 (off)
readahead = 8 (on)
geometry = 5005/255/63, sectors = 80418240, start = 0



2001-11-15 14:10:59

by Thomas Hood

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Subject: Re: System Locks Temporarily When Untarring Large Files

> unmaskirq = 1 (on)

Try switching this off.


2001-11-15 14:12:30

by Wilson

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Subject: Re: System Locks Temporarily When Untarring Large Files

----- Original Message -----
From: "war" <[email protected]>
To: <[email protected]>
Sent: Thursday, November 15, 2001 8:53 AM
Subject: System Locks Temporarily When Untarring Large Files


> Forgot to mention.
>
> Type of Drive:
> The hard drive is a 40GB IBM-DTLA-305040.
>

That's a Deskstar 75GXP. Storage afficionados refer to it as the "Deathstar
75GXP."
I highly recommend that you run through IBM's "Drive Fitness Test", etc..
What you describe is one of the symptoms of a 75GXP about to go off the deep
end.

They accused us of suppressing freedom of expression.
This was a lie and we could not let them publish it.
-- Nelba Blandon, Nicaraguan Interior Ministry Director of Censorship