Date: Tue, 29 Aug 2000 08:47:19 -0700 From: Alfred Perlstein <bright@wintelcom.net> To: Jeff Rhyason <jeff@rhyason.com> Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: Collecting waiting statistics (simulation question) Message-ID: <20000829084719.V18862@fw.wintelcom.net> In-Reply-To: <20191127095516.A42415@rhyason.com>; from jeff@rhyason.com on Wed, Nov 27, 2019 at 09:55:16AM -0700 References: <20191127095516.A42415@rhyason.com>
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* Jeff Rhyason <jeff@rhyason.com> [000829 07:44] wrote: > Can anybody help me with a project I am working on? I am trying > to simulate different memory allocation policies for a discrete > event simulation course. Being the guy I am, I decided to > collect some real statistics from a real system. The difficulty > I've encountered is that I can't find how to make them accessible! > > Is there a way that I can log a large amount of statistics > regarding kernel memory allocator activity and make that > accessible to a user process? (Something like Solaris' > crash(1m) and kmalog) > > Thanks in advance for any comments! Using a slew of sysctls would make it trivial, have a look at how sysctls are decared. You can then have a process that samples the sysctls from userland. -Alfred To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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