Additional versions

6.3.9600.16384 (winblue_rtm.130821-1623)	6.75%
6.3.9431.0 (winmain_bluemp.130615-1214)	0.38%
6.2.9200.16384 (win8_rtm.120725-1247)	21.83%
6.2.8400.0 (winmain_win8rc.120518-1423)	0.15%
6.1.7600.16385 (win7_rtm.090713-1255)	68.39%
6.1.7600.16385 (win7_rtm.090713-1255)	0.08%
6.0.6001.18000 (longhorn_rtm.080118-1840)	2.43%

Parent process

Related files

This is a Windows system installed file with Windows File Protection (WFP) enabled.

perfhost.exe runs as a service under the name Host de DLL de Contador de Desempenho (PerfHost) with minimum LOCAL SERVICE privileges (predefined local account used by the service control manager) on the local PC and presents anonymous credentials on the network. This version is designed to run on Windows 7 and is compiled as a 64 bit program.

CPU
Total CPU:	0.00004363%	0.028634%
Kernel CPU:	0.00003402%	0.013761%
User CPU:	0.00000961%	0.014873%
Kernel CPU time:	39,045 ms/min	100,923,805ms/min
CPU cycles:	9,605/sec	17,470,203/sec
Memory
Private memory:	2.34 MB	21.59 MB
Private (maximum):	3.75 MB
Private (minimum):	2.09 MB
Non-paged memory:	2.34 MB	21.59 MB
Virtual memory:	39.81 MB	140.96 MB
Virtual memory (peak):	42.21 MB	169.69 MB
Working set:	4.11 MB	18.61 MB
Working set (peak):	6.09 MB	37.95 MB
Page faults:	845/min	2,039/min
I/O
I/O read transfer:	4 Bytes/sec	1.02 MB/min
I/O read operations:	1/sec	343/min
I/O other transfer:	0 Bytes/sec	448.09 KB/min
I/O other operations:	1/sec	1,671/min
Resource allocations
Threads:	5	12
Handles:	75	600

ntdll.dll
Total CPU:	0.25517207%	0.272967%
Kernel CPU:	0.06153380%	0.107585%
User CPU:	0.19363827%	0.165382%
CPU cycles:	6,997,050/sec	5,741,424/sec
Context switches:	9/sec	79/sec
Memory:	1.66 MB	1.16 MB
perfhost.exe (main module)
Total CPU:	0.00004306%
Kernel CPU:	0.00004306%
User CPU:	0.00000000%
CPU cycles:	670/sec
Memory:	32 KB