Hi, I found vmstat on the server, but could not find your other "systat" or "fstat". I think this is exactly what I need... especially fstat.
Does anyone know a similar program for linux? Sincerely, Jason ----- Original Message ----- From: "Jeremy C. Reed" <[EMAIL PROTECTED]> To: "Jason Lim" <[EMAIL PROTECTED]> Cc: <[email protected]> Sent: Thursday, June 07, 2001 6:43 AM Subject: Re: Finding the Bottleneck > On Wed, 6 Jun 2001, Jason Lim wrote: > > > I was wondering if there is a way to find out what/where the bottleneck of > > a large mail server is. > > Look at vmstat. > > vmstat can tell you about number of processeses waiting for run time, > amount of memory swapped to disk, blocks per second sent (and > received) from disks, number of interrupts and context switches per > second, CPU usage, and more. > > The difficult part of using this is to have a baseline to compare it > with. For example, this is from a lightly-loaded system: > > procs memory swap io system > cpu > r b w swpd free buff cache si so bi bo in cs us > sy id > 0 0 0 3528 1804 1508 13868 0 0 0 1 104 7 1 > 1 98 > 0 0 0 3528 1804 1508 13868 0 0 0 0 104 7 1 > 1 98 > > BSD systems have detailed systat, vmstat, and fstat utilities that are > useful for tracking down bottlenecks. (It sure seems like Linux would have > similar tools, but I don't know where.) > > Jeremy C. Reed > ....................................................... > ISP-FAQ.com -- find answers to your questions > http://www.isp-faq.com/ > >
