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SubjectRe: [patch 2.6] don't put IDE disks in standby mode on halt on Alpha
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On Thu, 2004-05-27 at 17:49, Ivan Kokshaysky wrote:
> Spinning the disks down across a 'halt' on Alpha is even
> worse than doing that on reboot on i386 (assuming the
> boot device is IDE disk).
> Typically, the sequence to boot another kernel is:
> # halt
> kernel shuts down, firmware re-initializes,
> then on firmware prompt we type something like
> >>> boot -file new_kernel_image.gz
>
> Unfortunately, the firmware does not expect the IDE drive
> to be in standby mode and reports 'bootstrap failure' on
> the first and all subsequent boot attempts until the
> drive spins up, which is extremely annoying and
> confuses users a lot.

how do you flush the disks' writecache then? Halting the disk seems to
be the only reliable way to do so.

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