Additional versions

4.1.15.100	16.67%
4.1.3.0	16.67%
2.01	16.67%
2.0.9.0	16.67%
2.0.8.0	16.67%
2.0.7.0	16.67%

Parent process

Related files

tpknrsvc.exe runs as a service under the name Lenovo AVFramework Microphone Volume Controller and Dolby Interface (LENOVO.TPKNRSVC) with extensive SYSTEM privileges (full administrator access). It is installed with a couple of know programs including ThinkVantage Communications Utility published by Lenovo, ThinkVantage Communications Utility from Lenovo and ThinkVantage Communications Utility by Lenovo. The file is digitally signed by Lenovo(Japan)Ltd. which was issued by the VeriSign certificate authority (CA).

CPU
Total CPU:	0.00000556%	0.028634%
User CPU:	0.00000556%	0.014873%
Memory
Private memory:	2.13 MB	21.59 MB
Private (maximum):	3.95 MB
Private (minimum):	1 MB
Non-paged memory:	2.13 MB	21.59 MB
Virtual memory:	51.54 MB	140.96 MB
Virtual memory (peak):	52.79 MB	169.69 MB
Working set:	1.05 MB	18.61 MB
Working set (peak):	4.08 MB	37.95 MB
Resource allocations
Threads:	4	12
Handles:	66	600