Date: Sun, 3 Apr 2005 23:28:14 +0200 From: dick hoogendijk <dick@nagual.st> To: freebsd-questions@freebsd.org Subject: Re: device_polling Message-ID: <20050403232814.4057f19c.dick@nagual.st> In-Reply-To: <998918420.20050403222819@wanadoo.fr> References: <20050402173222.53977dd4.dick@nagual.st> <424F4FAD.7080300@ec.rr.com> <20050403220525.39ac28dd.dick@nagual.st> <998918420.20050403222819@wanadoo.fr>
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On Sun, 3 Apr 2005 22:28:19 +0200 Anthony Atkielski wrote: > dick hoogendijk writes: > > > I build a kernel with devoce_polling and hz=1000 and experimented a > > bit. Using "netstat -w 1" I see a drop in performance. In/output is > > about 20% higher if polling is disabled. That was not what I > > expexted. I really thought polling would be better. I use cheap rl > > (realtec 8139) cards. > > How fast is the processor on your system? Not fast.. rather slow ;-) It's a duron-800 ; 512Mb memory Why? -- dick -- http://nagual.st/ -- PGP/GnuPG key: F86289CE ++ Running FreeBSD 4.11 ++ FreeBSD 5.3 + Nai tiruvantel ar vayuvantel i Valar tielyanna nu vilja
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