On Thu, 13 Jul 2000, Paul Allen wrote:
> A week or so ago, I sent the attached query to the list and got
> zero response. OK, maybe there's nobody technical here. Or maybe
> everybody's busy. If I get no response to this second try, I'll
> go find somewhere else to ask.
>
> Basically, we've noticed that continuous disk I/O on an Alpha running
> stock RedHat 6.2 locks the system up. No mouse movement, no keyboard
> response, no network activity except for answering pings. When the
> long-running I/O completes, the system returns to normal.
>
> I need to know if this is normal behavior and if there is anything
> I can do to improve the situation. I am a long-time Unix admin and
> have been running Linux on Intel hardware since about the 0.95 days,
> but am new to Linux on Alpha hardware. Any suggestions or pointers
> to which FM to R would be appreciated. I am on the list, so you
> can reply to me or to the list as you see fit.
Linux has a bit of a Feature;) in that when there is a lot of disk buffers
that need to be written out to disk, Linux will write them all out at once
and take some time to do it. While this is happning things will generaly
grind to a halt.
Alvin Starr || voice: (416)585-9971
Interlink Connectivity || fax: (416)585-9974
alvin@iplink.net ||
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