Performance counter for Exchange 2007 Database

To find the information related to Exchange 2007 database performance you will need to

1. Click on Start ->; Run
2. Type perfmon and hit enter.
3. On the Performance Window Click on System Monitor.
4. Press Ctrl + I to add the counters as per you requirement

I have provided few screenshots below as an example

Select the below setting to get the I/O information on Log writes/sec

Select the below setting to get Log files generated

Select the below information to get Messages sent and received per second.
Please note that these settings can be selected per Mailbox Store or Storage Group

Please let me know if the above information was helpful.