Date: Mon, 14 Jul 1997 21:38:11 +0100 From: Bob Bishop <rb@gid.co.uk> To: Steve Passe <smp@csn.net> Cc: hackers@FreeBSD.ORG, smp@FreeBSD.ORG Subject: Re: interrupt latency Message-ID: <l0302090aaff03e27db0e@[194.32.164.2]> In-Reply-To: <199707141751.LAA02683@Ilsa.StevesCafe.com>
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At 18:51 +0100 14/7/97, Steve Passe wrote: >Hi, > >Can anyone recommend a test suite/methodology for evaluating interrupt >latency? >I have some ideas for improving the (currently poor) int response of the SMP >kernel, but need a way to determine if I am actually bettering things. A digital output port and an oscilloscope, logic analyser or something similar. Any other (ie non-hardware) method is just inviting confusion. -- Bob Bishop (0118) 977 4017 international code +44 118 rb@gid.co.uk fax (0118) 989 4254 between 0800 and 1800 UK
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