Date: Wed, 20 Jun 2001 16:38:13 -0700 (PDT) From: Todd <todd@vyrus.net> To: Bsdguru@aol.com Cc: freebsd-isp@FreeBSD.ORG Subject: Re: Gigabit Eth (GA620) question Message-ID: <Pine.BSF.4.21.0106201619120.47617-100000@vyrus.net> In-Reply-To: <f8.ba36f1a.28627c54@aol.com>
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On Wed, 20 Jun 2001 Bsdguru@aol.com wrote: > In a message dated 06/20/2001 6:02:13 PM Eastern Daylight Time, > todd@vyrus.net writes: > > > Questions: > > > > I am loosing VERY close to 50% of packets at the kernel even at only 1MBs. > > (The GA620 is in a 32bit slot as the 64bit slot in the server does not > > accommodate the card...) Regardless of the amt of traffic (1MBs..30MBs) I > > send to the interface, it looses VERY close to 50% of packets (I dont see > > this as a coincidence but do not know the answer) Has anyone experienced > > the same results with this card? > > > > Also, for some reason I am only able to see IPX traffic. No TCP or UDP... > > Any ideas? > > > > You cant do gigabit with a 32-bit card unless you have a lot of buffer space, > which the netgear doesnt. IF you have no other cards in the box OR you have > a dual-bus system with ONLY the gig card on one bus, you might squeeze > through. 32bit PCI cant do sustained 1 Gb/s transfers, so your longer packets > will have problems making it through. Its simply not suitable. Its like doing > 100BT on ISA. I did understand that I would take a performance hit. I just found it odd that it was allways VERY near 50% no matter how much traffic I sent to the interface... Thanks again. - Todd To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message
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