Re: IDE freeze for seconds

Mark Lord (mlord@pobox.com)
Mon, 30 Nov 1998 03:22:47 +0000


Johnny Tevessen wrote:
..
> Would it be possible to change this? Even on UP there's no reason
> why the application has to wait for the drive if it's just
> writing a file. I assume that on SMP only one of the cpus/processes
> would have to wait?

If it's just a write, the application won't have to wait
(but many writes are actually read-modify-write,
to update a date/time stamp or whatever).
..
> Yes, they do. But on IDE-only systems this is more than annoying.
> Would it be hard to implement a thread/task/process that writes
> back data to disk? I guess this would be the logical consequence.

It's called kflushd, and it already exists.

-- 
mlord@pobox.com

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