[ntp:hackers] Problems with Oncore???

Poul-Henning Kamp phk at phk.freebsd.dk
Wed Jun 1 04:02:46 PDT 2005


In message <429D938F.8020600 at hda.hydro.com>, Terje Mathisen writes:


>This is actually a useful indication of what the real interrupt latency
>is on this particular box, a 400 MHz PII.

Not quite, the 13usec is the interrupt service time for a serial
port interrupt.  It corresponds to a rate of 77k interrupts a second
and that sounds pretty likely to me.


-- 
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.



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