[SunRescue] System Loads
Shodan
alex at astaroth.elet.polimi.it
Mon Mar 6 08:30:06 CST 2000
> # rup
> cyprus up 10 days, 14:03, load average: 1.00, 1.00, 1.01
> greece up 15 days, 13:04, load average: 1.06, 1.02, 1.02
> lebanon up 6 days, 12:06, load average: 1.00, 1.00, 1.01
> sparc2 up 66 days, 2:38, load average: 1.09, 1.09, 1.10
> macedonia up 22 days, 12:49, load average: 1.11, 1.09, 1.08
> canada up 15 days, 21:33, load average: 1.16, 1.10, 1.09
> jordan up 2 days, 22:26, load average: 1.28, 1.12, 1.09
> #
>
> What is a good and a bad load?
well.... they look all the same to me...
I mean. The load of each ws is about 1, it means the CPU is 100% busy.
If it was less (>1) some CPU-time would be spent in NOOP (No Operation)
it it was more (<1) it would mean that all the CPU is not enough to handle
all the processes without stopping them (the sys, MUST use time-sharing) to
handle all the processes (it is not bad, it means the CPU is busy).
All this applies to a single-CPU ws.
a load of 2.00 on a dual-CPU is (nearly) the same as a load of 1 on a sinle...
and so on.
Of course the CPU (what kind of) is important. An UltraSparc CPU with a load of
4 would be faster than a SS2 with 1 of load!
> Couldn't find anything in the Solaris Administration or Performance FAQS on www.sunhelp.org
hmmm... there are some books from o'reilly that could help you...
bye
--
Shodan
E-Mail: shodan at astaroth.elet.polimi.it
Bow before me,
for I am root!
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