Date: Thu, 2 Dec 2010 21:48:51 -0800 From: Artem Belevich <fbsdlist@src.cx> To: Brandon Gooch <jamesbrandongooch@gmail.com> Cc: freebsd-hackers@freebsd.org Subject: Re: DTrace: Sending ^C while running script produces no output Message-ID: <AANLkTi=T21q%2B_N577xcxb755RYP2OmpA3BEJrGnJ5CmD@mail.gmail.com> In-Reply-To: <AANLkTikGYJiiqbx6v7xMtNpj4%2Bcom1i3ivDtyOegA4DZ@mail.gmail.com> References: <AANLkTikmxpRQY_nOD6SB32-nd7YTTgysv2zWgzv7ozYy@mail.gmail.com> <AANLkTikGYJiiqbx6v7xMtNpj4%2Bcom1i3ivDtyOegA4DZ@mail.gmail.com>
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On Thu, Dec 2, 2010 at 9:46 PM, Artem Belevich <fbsdlist@src.cx> wrote: > On Thu, Dec 2, 2010 at 9:20 PM, Brandon Gooch > <jamesbrandongooch@gmail.com> wrote: >> I've been tinkering with DTrace a bit, and I've notice something >> peculiar on each system I've tried it on. >> >> Sending ^C from the keyboard in the terminal (console, XTerm, Konsole) >> produces no output [1]. >> >> For example, while trying out a one-liner (from >> http://www.brendangregg.com/DTrace/dtrace_oneliners.txt): > > I've got two boxes, both running stable-8/amd64. > > stable/8 r215749 (+cyclic patch) - reliably produces output, though > for some reason does not count anything for 32-bit apps. > stable/8 r215546 - seems to have the problem you've described. I did > get normal output once out of 10 or so attempts. Tried on another box, also amd64: stable/8 r212650 - works fine. --Artem
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