Knowledge Base

XCON: MTA Events 2200 and 2201

Article ID: 163287

Article Last Modified on 10/28/2006

APPLIES TO

This article was previously published under Q163287

SUMMARY

Exchange MTA events 2200 and 2201 typically indicate thread conflicts while trying to lock the 03000002 object. This object contains reference counts for all other objects. As a result, this object is highly utilized, resulting in frequent, temporary locking conflicts.

2200 and 2201 events on object 03000002 are not unusual and by themselves do not indicate a problem requiring further attention.

MORE INFORMATION

The events are:

Event ID: 2200
Source: MSExchangeMTA
Category: Field Engineering
Description: An MTA database server error was encountered. [%1 %2 %3 %4
%5 %6] (6)

Event ID: 2201
Source: MSExchangeMTA
Category: Field Engineering
Description: An MTA database server error was encountered. [%1 %2 %3 %4
%5 %6] (6)

Event 2200 means:

Lock delayed by outstanding reservations
Trying to lock object %1
Number of outstanding reservations %2

Event 2201 means:

Contention on lock call caused delay:
Trying to lock object %1
Thread owning lock is %2

Keywords: kbtshoot kbusage KB163287


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