Date: Thu, 1 Feb 2007 14:46:13 -0500 (EST) From: Andrew Gallatin <gallatin@cs.duke.edu> To: Julian Elischer <julian@elischer.org> Cc: FreeBSD Current <current@freebsd.org> Subject: Re: lock contention etc. Message-ID: <17858.17285.523377.837244@grasshopper.cs.duke.edu> In-Reply-To: <45C24113.7000608@elischer.org> References: <45C24113.7000608@elischer.org>
next in thread | previous in thread | raw e-mail | index | archive | help
Julian Elischer writes: > I'm guessing that the extra system time represents a lot of > contention somewhere. > > What is the best way to get actual numbers on this? The Dtrace lockstat tool is designed for this, and I've used it to track down contention like this on Solaris. It seems to be on the TODO list for the FreeBSD Dtrace port at http://people.freebsd.org/~jb/dtrace/todo.html. I wonder how soon it will arrive.. It is one of the things that I'm most looking forward to. Drew
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?17858.17285.523377.837244>