Date: Thu, 7 Jan 1999 16:28:05 +1100 From: Bruce Evans <bde@zeta.org.au> To: fullermd@futuresouth.com, hsu@clinet.fi, nate@mt.sri.com Cc: freebsd-bugs@FreeBSD.ORG, kowkn@asia1.com.sg Subject: Re: i386/9341: tty-level buffer overflows Message-ID: <199901070528.QAA16671@godzilla.zeta.org.au>
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>> Hmm, I would have to disagree with a 486/66 running 4 full-time 33.6K >> modems w/out ever whining about overflows. At times we stress them hard >> by downloading software from the remote ends to one another just for >> fun. > >I'll disagree with a 486/25 laptop running 1 19.2k hardwired SLIP >connection that gets overflows anytime I do any real 'transfers', and >often overflows just typing across a compressed SSH connection. I Is the serial interface on a pccard? In that case, silo overflows would be normal even with a 16-way Xeon/1000. Fast interrupt handling is not implemented for pccards, so sio devices will drop a couple of fifos full worth of characters every time the keyboard driver busy waits for setting the keyboard LEDs, etc. Bruce To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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