SMTP Adapter Performance Counters

Performance counters allow you to monitor specific aspects of work performed on the site or system by service. Performance counters can help you identify and troubleshoot server performance issues.

The following performance counters are accessible for each host instance under the BizTalk:SMTP Send Adapter performance object category:

Category	Counter	Description
BizTalk:SMTP Send Adapter	Messages sent	Total number of messages sent by the SMTP adapter. The counter is incremented only for messages that have been transmitted to the SMTP server.
	Messages sent/Sec	Number of messages sent by the SMTP adapter per second. The counter applies only to messages that have been transmitted to the SMTP server.

To access performance counters

Use the following steps to access the performance counters.

If you are using Windows 2008

1. Click Start, point to Administrative Tools, and then click Performance Monitor.

2. In the Performance Monitor dialog box, expand Monitoring Tools, select Performance Monitor, and then click Add.

3. In the Add Counters dialog box, from the Available Counters list, expand the BizTalk:SMTP Send Adapterperformance counter object and select the counters to be monitored

4. In the Instances of Selected object list, select the specific instances to be monitored for the selected counters and then click Add. To select all available counter instances, select <All instances>.

5. After adding the counters, click OK.

   The selected performance counters appear on the Performance Monitor screen.