Date: Tue, 15 Jul 2003 11:07:51 -0400 Message-Id: <200307151507.h6FF7oqU026758@envy.delorie.com> From: DJ Delorie To: djgpp AT delorie DOT com In-reply-to: <96eb2770.0307142255.37239f2f@posting.google.com> (AYeryomin AT excelsior-usa DOT com) Subject: Re: Hardware Interrupt Latency in Protected Mode? References: <78a4a70a DOT 0307080821 DOT bdb7edb AT posting DOT google DOT com> <96eb2770 DOT 0307142255 DOT 37239f2f AT posting DOT google DOT com> Errors-To: nobody AT delorie DOT com X-Mailing-List: djgpp AT delorie DOT com X-Unsubscribes-To: listserv AT delorie DOT com Precedence: bulk > But sometimes we found that the delay is unexpectedly >80 mks! It > happens in irregular way. We tried to understand but with no success. > So, we are forced to live with that. :-( Have you accounted for DRAM refreshes, bus masters, and all that?