KtmRm for Distributed Transaction Coordinator
Windows 7 Service Details
connection between MSDTC and KTM
Coordinates transactions between the Distributed Transaction Coordinator (MSDTC) and the Kernel Transaction Manager (KTM).
Consequences of Stopping:
If it is not needed, it is recommended that this service remain stopped. If it is needed, both MSDTC and KTM will start this service automatically. If this service is disabled, any MSDTC transaction interacting with a Kernel Resource Manager will fail and any services that explicitly depend on it will fail to start.
All services listed in 'Required For' will be unable to function