Cacti rocks. We use it all over the place. --- Puryear Information Technology, LLC Baton Rouge, LA * 225-706-8414 http://www.puryear-it.com
Author: "Best Practices for Managing Linux and UNIX Servers" "Spam Fighting and Email Security in the 21st Century" Download your free copies: http://www.puryear-it.com/publications.htm Wednesday, January 17, 2007, 6:33:44 AM, you wrote: > I use cacti for performance monitoring. > http://cacti.net/ > It's like a beefed up MRTG. > On 1/16/07, -ray <ray at ops.selu.edu> wrote: >> On Mon, 15 Jan 2007, Dustin Puryear wrote: >> >> > You should, at a minimum, have sysstat (the Linux sar package) >> > installed on all of your servers and monitor that. Also, do some >> > remote SNMP performance monitoring to start seeing where your >> > bottlenecks are. Keep in mind that IO issues may appear as CPU issues >> > at times. >> >> Good point. And also memory issues may appear as I/O issues (swapping). >> The right order to track down bottlenecks is: Network->Memory->I/O->CPU. >> Read the vmstat and iostat man pages, and actually learn what those >> columns mean. :) >> >> What are you guys using for SNMP performance monitoring? We have some >> homegrown scripts that generate some RRD graphs. The pretty graphs are >> really good for trend analysis (and the boss likes them haha). >> >> > Oh, and finally, do realize that there is a difference between local >> > performance counters and end-to-end performance testing. An important >> >> "Hmmmm...It's really fast from my computer....not sure why it's so >> slow on your end..." >> >> ray >> -- >> =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= >> Ray DeJean http://www.r-a-y.org >> Systems Engineer Southeastern Louisiana University >> IBM Certified Specialist AIX Administration, AIX Support >> =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= >> >> >> _______________________________________________ >> General mailing list >> General at brlug.net >> http://mail.brlug.net/mailman/listinfo/general_brlug.net >>
