Date: Tue, 16 Dec 1997 09:57:47 GMT From: jak@cetlink.net (John Kelly) To: Mike Smith <mike@smith.net.au> Cc: Mike Smith <mike@smith.net.au>, FreeBSD Hackers <hackers@FreeBSD.ORG> Subject: Re: 3com 3c509 card Message-ID: <34974fcb.31632460@mail.cetlink.net> In-Reply-To: <199712160840.TAA01580@word.smith.net.au> References: <199712160840.TAA01580@word.smith.net.au>
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On Tue, 16 Dec 1997 19:10:50 +1030, Mike Smith <mike@smith.net.au> wrote: >> I replaced an NE2000 clone with a SMC Ultra 16, thinking shared memory >> would consume far less CPU than PIO with an NE2000. But it seems to >> be about the same. > >About half. Please don't confuse anecdotal evidence with measured >results. > I tested with an FTP transfer and consumed about 45% CPU in both cases. I wonder if I'm doing something wrong. I have the SMC card set to use zero wait state and my kernel recognizes the memory on the card. I don't know what else I can do to improve it. John
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