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. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk_at_FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.Received on Mon Feb 21 2005 - 20:12:37 UTC
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