Microsoft Exchange Performance Counters

Microsoft Exchange Mailbox Server Store Client Request counters

The following table shows store client request counters.

Counter Name Description
Counter Name: MSExchange Replica Seeder(*)\Seeding Finished % Description: Shows the finished percentage of seeding. Its value is from 0 through 100%. Used to determine if seeding is occurring for a particular database, which is possibly affecting overall server performance or current network bandwidth.
Counter Name: MSExchange Replication(*)\CopyQueueLength Description: Shows the number of transaction log files waiting to be copied to the passive copy log file folder. A copy isn't considered complete until it has been checked for corruption.
Counter Name: MSExchange Replication(*)\ReplayQueueLength Description: Shows the number of transaction log files waiting to be replayed into the passive copy.
Counter Name: MSExchange Store Interface(*)\ROP Requests outstanding Description: Shows the total number of outstanding remote operations requests. Used for determining current load.
Counter Name: MSExchange Store Interface(*)\RPC Requests failed (%) Description: Shows the percentage of failed requests in the total number of RPC requests. Failed means the sum of failed with error code plus failed with exception.
Counter Name: MSExchange Store Interface(*)\RPC Requests Outstanding Description: Shows the total number of outstanding RPC requests. Used for determining current load.
Counter Name: MSExchange Store Interface(*)\RPC Requests Sent/sec Description: Shows the current rate of initiated RPC requests per second. Used for determining current load.
Counter Name: MSExchange Store Interface(*)\RPC Slow Requests (%) Description: Shows the percentage of slow RPC requests among all RPC requests. A slow RPC request is one that has taken more than 500 ms.
Counter Name: MSExchange Store Interface(*)\RPC Slow Requests latency average (msec) Description: Shows the average latency, in ms, of slow requests. Used for determining the average latencies of RPC slow requests.
Counter Name: MSExchange Store Interface(_Total)\RPC Latency average (msec) Description: Shows the average latency, in ms, of RPC requests. The average is calculated over all RPCs since exrpc32 was loaded.
Counter Name: MSExchange Store Interface(_Total)\RPC Requests outstanding Description: Shows the current number of outstanding RPC requests.
Counter Name: MSExchangeIS\RPC Operations/sec Description: Indicates the current number of RPC operations occurring per second.
Counter Name: MSExchangeMailSubmission(*)\Failed Submissions Per Second Description: Shows the number of failed submissions per second.
Counter Name: MSExchangeMailSubmission(*)\Hub Servers In Retry Description: Shows the number of Hub Transport servers in retry mode.
Counter Name: MSExchangeMailSubmission(*)\Successful Submissions Per Second Description: Determines current mail submission rate.
Counter Name: MSExchangeMailSubmission(*)\Temporary Submission Failures/sec Description: Shows the number of temporary submission failures per second.