*BSD News Article 18704


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Xref: sserve comp.sys.sun.misc:8799 comp.sys.sun.admin:15740 comp.unix.solaris:4760 comp.unix.bsd:12307
Path: sserve!newshost.anu.edu.au!munnari.oz.au!news.Hawaii.Edu!ames!haven.umd.edu!uunet!psinntp!bacon!jordan
From: jordan@IMSI.COM (Jordan Hayes)
Newsgroups: comp.sys.sun.misc,comp.sys.sun.admin,comp.unix.solaris,comp.unix.bsd
Subject: Re: Solaris 1.1 (SunOS 4.1.3) on Classic/LX
Message-ID: <8375@bacon.IMSI.COM>
Date: 21 Jul 93 11:52:23 GMT
References: <221lob$8ph@mail.fwi.uva.nl>
Sender: news@bacon.IMSI.COM
Followup-To: comp.sys.sun.misc
Organization: Investment Management Services Inc., NYC
Lines: 14

Casper H.S. Dik <casper@fwi.uva.nl> writes:

	Solaris 2.2 is slow when it comes to context switching. Much
	slower than SunOS 4.1.x.

Can you quantify "much slower" ...?

One thing that we've seen here with an application is that once it
starts context switching heavily (over 1500/minute), the performance
falls off drastically.

[ SS10-41, 128Mb, 4.1.3 ]

/jordan