Hello,I would like to know waht step need to be done when you face Exchange server slowness??I did run perfmon but from that I don't really know what counters need to be run... I ran Memory - Available MBytes + Paging File - % Usage + Physical Disk - % Disk Time But please tell me what other action should be done. Thanks to all in advance

Here are list of common and Exchange role specific performance monitor counters which needs to be monitored for basic hygiene of Exchange environment... Monitoring Without System Center Operations Manager http://technet.microsoft.com/en-us/library/bb201720.aspx Once you collect the result in blg file for a day then PAL is the tool which can analyze the collected counter values and gives you nice statistics in html report so you don't have to scan the things manually... Performance Troubleshooting using the PAL tool http://blogs.technet.com/mikelag/archive/2008/08/20/performance-troubleshooting-using-the-pal-tool.aspx Besides you can run ExBPA to see basic recommendation in your Exchange environment and ExTRA for transport related issues... Amit Tank | MVP Exchange Server | MCITP: EMA | MCSA: M | http://ExchangeShare.WordPress.com

Which version of Exchange are you running? Exactly what performance issue are you facing? was it reported by outlook clients? do you see any unusual events in application logs. Below might help in case if you are running EX2003 Exchange Server 2003 Performance: Ten Things to Think About http://technet.microsoft.com/en-us/library/aa996023(EXCHG.65).aspx http://www.msexchange.org/tutorials/Optimize-Exchange-2003-Performance-Part1.html Vinod |CCNA|MCSE 2003 +Messaging|MCTS|ITIL V3|

I've gathered a list of links here for this type of problem. http://almostdailytech.com/2009/05/24/troubleshooting-exchange-2003-performance-issues/Mark Morowczynski|MCT| MCSE 2003:Messaging, Security|MCITP:ES, SA,EA|MCTS:Windows Mobile Admin|Security+|http://almostdailytech.com

Hi, The description of the detailed symptom is necessary, and check any error message come up in the event log. Furthermore, below article can help you to understand this issue better: Troubleshooting Microsoft Exchange Server Performancehttp://technet.microsoft.com/en-us/library/aa997270(EXCHG.65).aspx Thanks Allen

I would be looking at network issues too. For example check name resolution (DNS, DHCP) and network utilisation. Andrew Sword, MVP