Load over 1000
David G. Lawrence
dg at dglawrence.com
Mon Feb 21 21:33:39 GMT 2005
> In message <20050221210834.GB87259 at opteron.dglawrence.com>, "David G. Lawrence"
> writes:
> >> aren't being serviced isn't a bug. The reason the load on systems with
> >> many processes is typically low is that most processes are blocked on I/O
> >> -- either waiting for it to complete, waing for a network packet, or
> >> waiting for the user, so they're idle the rest of the time. The CPU sits
> >> there waiting for the world to catch up...
> >
> > The load average has historically meant the number of processes either
> >running/ready to run OR blocked by short term (disk I/O) wait.
>
> No, disk I/O sleeps is not involved.
>
> The loadavg is the length of the runqueue. Any process sleeping,
> on network, disk or timer, is not counted towards the total.
I said "historically". :-)
This was changed in FreeBSD a some years ago.
-DG
David G. Lawrence
President
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