From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <2385D6D1.9278905@mail.gmail.com> From: Russ Cox To: 9fans@cse.psu.edu Subject: Re: [9fans] ports performance Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit References: Date: Thu, 8 Apr 2004 22:32:08 -0400 Topicbox-Message-UUID: 57245c84-eacd-11e9-9e20-41e7f4b1d025 > it is very very slow. Profiling tools (is gprof+"recompile the world" > all there is? why doesn't everyone have pixie!) didn't reveal much, > but top shows that lookupd is burning lots of cycles. Apparently we're Slightly off-topic, but pct (see http://pdos.lcs.mit.edu/cb/pct/) provides the functionality of Plan 9's tprof and, like tprof, doesn't require recompiling. It probably wouldn't have found your problem (ls wasn't the one chewing cycles), but I've found it much more useful than gprof. The invocation is a little odd. It really needs a better wrapper. Russ