Additional versions

6.3.9600.16384 (winblue_rtm.130821-1623)	5.49%
6.3.9431.0 (winmain_bluemp.130615-1214)	0.61%
6.2.9200.16384 (win8_rtm.120725-1247)	3.66%
6.2.9200.16384 (win8_rtm.120725-1247)	18.90%
6.1.7601.17514 (win7sp1_rtm.101119-1850)	14.63%
6.1.7601.17514 (win7sp1_rtm.101119-1850)	31.71%
6.1.7600.16385 (win7_rtm.090713-1255)	3.66%
6.1.7600.16385 (win7_rtm.090713-1255)	5.49%
6.00.2900.5512 (xpsp.080413-2105)	4.88%
6.00.2900.5512 (xpsp.080413-2105)	0.61%
6.00.2900.3311 (xpsp.080212-0004)	1.22%
6.0.6001.18000 (longhorn_rtm.080118-1840)	1.22%
6.0.6001.18000 (longhorn_rtm.080118-1840)	7.93%

Parent process

Child processes

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

Windows Logon UI (LogonUI.exe) implements the graphical user interface shown when a user is asked to log in to the local machine.

LogonUI.exe executes as a process under the SYSTEM account with extensive privileges (the system and the administrator accounts have the same file privileges) typically within the context of its parent winlogon.exe (Windows Logon Application by Microsoft). This version is installed on Windows 8 and is compiled as a 64 bit program.

CPU
Total CPU:	0.00086682%	0.028634%
Kernel CPU:	0.00050214%	0.013761%
User CPU:	0.00036468%	0.014873%
Kernel CPU time:	234 ms/min	100,923,805ms/min
CPU cycles:	138,036/sec	17,470,203/sec
Context switches:	39/sec	284/sec
Memory
Private memory:	9.37 MB	21.59 MB
Private (maximum):	31.79 MB
Private (minimum):	28.48 MB
Non-paged memory:	9.37 MB	21.59 MB
Virtual memory:	179.56 MB	140.96 MB
Virtual memory (peak):	184.55 MB	169.69 MB
Working set:	28.19 MB	18.61 MB
Working set (peak):	30.15 MB	37.95 MB
Page faults:	97,490/min	2,039/min
I/O
I/O read transfer:	566 Bytes/sec	1.02 MB/min
I/O read operations:	1/sec	343/min
I/O write transfer:	0 Bytes/sec	274.99 KB/min
I/O write operations:	1/sec	227/min
I/O other transfer:	9 Bytes/sec	448.09 KB/min
I/O other operations:	1/sec	1,671/min
Resource allocations
Threads:	11	12
Handles:	337	600
GUI GDI count:	89	103
GUI GDI peak:	102	142
GUI USER count:	40	49
GUI USER peak:	48	71

LogonUI.exe (main module)
Total CPU:	0.00281196%	0.272967%
Kernel CPU:	0.00226366%	0.107585%
User CPU:	0.00054830%	0.165382%
CPU cycles:	172,574/sec	5,741,424/sec
Context switches:	3/sec	79/sec
Memory:	32 KB	1.16 MB
authui.dll
Total CPU:	0.00058382%
Kernel CPU:	0.00058382%
User CPU:	0.00000000%
CPU cycles:	17,198/sec
Memory:	2.21 MB
ntdll.dll
Total CPU:	0.00030730%
Kernel CPU:	0.00011952%
User CPU:	0.00018778%
CPU cycles:	1,557/sec
Memory:	1.74 MB
combase.dll
Total CPU:	0.00004626%
Kernel CPU:	0.00004626%
User CPU:	0.00000000%
CPU cycles:	692/sec
Memory:	1.69 MB
DUI70.dll
Total CPU:	0.00003850%
Kernel CPU:	0.00002679%
User CPU:	0.00001170%
CPU cycles:	411/sec
Memory:	1.72 MB