Date: Fri, 25 Jan 2008 13:58:51 +0800 From: "william wong" <beijing.liangjie@gmail.com> To: "=?ISO-8859-1?Q?Dag-Erling_Sm=F8rgrav?=" <des@des.no> Cc: freebsd-hackers@freebsd.org Subject: Re: FreeBSD hacker 101 Message-ID: <84a208a0801242158q632314dfpd370a2fee2f87390@mail.gmail.com> In-Reply-To: <86fxwn877v.fsf@ds4.des.no> References: <84a208a0801232306k6a34134aqd549a1ba2160fe41@mail.gmail.com> <86bq7bwlot.fsf@ds4.des.no> <84a208a0801240456q3154de92me73e846df84d587a@mail.gmail.com> <86prvrv0b1.fsf@ds4.des.no> <84a208a0801240711j979874apad2d17c9afdbd6e@mail.gmail.com> <86fxwn877v.fsf@ds4.des.no>
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That brings me to another ponder: why juniper and cisco are using FreeBSD and not Linux even Linux performs better in an UP environment? 2008/1/25, Dag-Erling Sm=F8rgrav <des@des.no>: > "william wong" <beijing.liangjie@gmail.com> writes: > > Dag-Erling Sm=F8rgrav <des@des.no> writes: > > > "william wong" <beijing.liangjie@gmail.com> writes: > > > > It seems that Juniper favors the even number FreeBSD's. > > > Only because 5 was a dog. They probably stuck with 4 for a while, th= en > > > switched to 6 once they had ascertained that it was significantly mor= e > > > stable than 5. I would be surprised if they skipped 7. > > Please pardon my ignorance of the jargons. Does that mean 5 is not > > stable or does not perform or what? > > FreeBSD 5 was not a very good series. It was released late and had > issues with both stability and performance. FreeBSD 6 corrected the > stability issues and some of the worst performance issues. FreeBSD 7 > took care of the remaining performance issues; it may not be as fast as > 4 was on UP, but it beats Linux on SMP. > > (there's no point in comparing SMP performance between 4 and 7 since 4 > had a single-threaded kernel and practically no userland thread support) > > DES > -- > Dag-Erling Sm=F8rgrav - des@des.no >
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