IBM HDs vanish on warm-boot?

Derek Ragona derek at
Mon Jul 16 23:09:19 UTC 2007

At 04:54 PM 7/16/2007, Roger Olofsson wrote:
>Dear mailing list,
>I have 2 IBM HDs and one WD HD (ata) in an old pc and for some reason FBSD 
>6.2 can't find the IBMs on a warm-boot. Cold-boot is fine and, the WD is fine.
>The motherboard is an old Aopen AX34 and all settings are default except 
>for ACPI that's off.
>The first thought that came to mind was that one of the IBMs are going 
>bad, but, I find it very unlikely that both HDs are doing it. One is a 120 
>and one is an 80gigger but both 'vanish' on warm-boot.
>Some other setting in bios than ACPI?
>Grateful for any answer,

IBM had some utilities for those drives which are now supported by 
fujitsu.  You should run the drive fitness utility.  Also there was a 
utility to set the drive firmware to spin down to make it quieter.  You may 
need to change that setting.


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