Article View: comp.protocols.tcp-ip
Article #15534Re: Need help selecting Ethernet cards for very high throughput rates.
From: david.e.wexelblat
Date: Thu, 29 Aug 1991 14:46
Date: Thu, 29 Aug 1991 14:46
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In article <1991Aug29.134749.5982@ctr.columbia.edu> bill@connection.prospect.com (Bill Poitras) writes:
> In article <1991Aug29.041708.29784@unislc.uucp> martin@unislc.UUCP (Martin Cryer,D1Z01,5754) writes:
> >I think you are asking too much of a timesharing O/S even with an EISA
> >PC to get sustained 6Mbytes/s. If you only want it for bursts, you
> >may have better luck.
>
> Are you kidding? I have seen 100Mbytes/s when ftping a file to a PS/2
> running AIX with a ESDI controller and 16 bit ethernet controller. I can
> consitently get 20Mbytes/s. Hell, I can get 11Mbytes/s sometimes to a PC
> running DOS. This is a ISA machine with a 16bit RLL controller. I don't
> see your problem.
>
> +-----------------+---------------------------+-----------------------------+
> | Bill Poitras | Polygen Corporation | {princeton bu}!polygen!bill |
> | (bill) | Waltham, MA USA | - This space for rent - |
> | | FAX (617)890-8694 | bill@polygen.com |
> +-----------------+---------------------------+-----------------------------+
Am I missing something here? Isn't Ethernet a 10Mb/sec network? How,
exactly, does one one 100Mbytes/sec over a medium that only supports
10Mb/sec? Or are you using FDDI? Or maybe I have no clue?
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David Wexelblat | dwex@mtgzz.att.com | I asked her her name.
AT&T Bell Laboratories | ...!att!mtgzz!dwex | She said her name was
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 10a29b,adc43bc691337774 X-Google-Attributes: gid10a29b,public X-Google-Thread: 1122ea,adc43bc691337774 X-Google-Attributes: gid1122ea,public X-Google-Thread: 1048e3,adc43bc691337774 X-Google-Attributes: gid1048e3,public X-Google-Thread: f9325,adc43bc691337774 X-Google-Attributes: gidf9325,public X-Google-Thread: 10f9b1,adc43bc691337774 X-Google-Attributes: gid10f9b1,public X-Google-ArrivalTime: 1991-08-29 08:54:41 PST Path: arc1-ca.pugleaf.net!gmdzi!unido!mcsun!uunet!cis.ohio-state.edu!pacific.mps.ohio-state.edu!linac!att!cbnewsj!dwex From: dwex@cbnewsj.cb.att.com (david.e.wexelblat) Newsgroups: comp.protocols.tcp-ip,comp.protocols.tcp-ip.ibmpc,biz.sco.general,comp.unix.sysv386,comp.unix.wizards Subject: Re: Need help selecting Ethernet cards for very high throughput rates. Message-ID: <1991Aug29.144609.17384@cbnewsj.cb.att.com> Date: 29 Aug 91 14:46:09 GMT References: <1991Aug27.192220.20958@world.std.com> <1991Aug29.041708.29784@unislc.uucp> <1991Aug29.134749.5982@ctr.columbia.edu> Organization: AT&T Bell Laboratories Lines: 29