Should I block it?

No, this file is 100% safe to run.

Additional versions

3.3.0.0	50.00%
3, 2, 0, 0	50.00%

Relationships

Parent process

services.exe (Services and Controller app by Microsoft)

Related files

PSUService.exe

Ecology by FUJITSU LIMITED (Signed)

Remove PSUService.exe

Version:	3, 2, 0, 0
MD5:	c90fed91a08d7d1d71e52dbdcf4d1318
SHA1:	24dbdea3ffa20843d717223a4006024bfa0cf305
SHA256:	7ffc9f25fc7aba764a81cea4e9acda9610a4270f57b5a7236acf2f2d3c0e1431

Overview

psuservice.exe runs as a service under the name PowerSavingUtilityService with extensive SYSTEM privileges (full administrator access). It is installed with a couple of know programs including Power Saving Utility published by Fujitsu LIMITED, Power Saving Utility from Fujitsu LIMITED and Power Saving Utility by Fujitsu LIMITED. The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). The file is digitally signed by FUJITSU LIMITED which was issued by the VeriSign certificate authority (CA).

Details

File name:	psuservice.exe
Publisher:	FUJITSU LIMITED
Product name:	Ecology
Description:	PSUService
Typical file path:	C:\Program Files\fujitsu\psutility\psuservice.exe
File version:	3, 2, 0, 0
Size:	62.36 KB (63,856 bytes)
Build date:	10/3/2011 5:12 AM
Certificate
Issued to:	FUJITSU LIMITED
Authority (CA):	VeriSign
Effective date:	Wednesday, April 20, 2011
Expiration date:	Monday, May 21, 2012
Digital DNA
File packed:	No
Code language:	Microsoft Visual C# / Basic .NET
.NET CLR:	Yes
.NET NGENed:	No

More details

Programs

The following programs will install this file

Power Saving Utility

Fujitsu LIMITED

5% remove

Power Saving Utility allows you to activate the Power Saving Mode and to extend your battery life.

Behaviors

Service

Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)

'PowerSavingUtilityService'

Resource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)

Averages

CPU
Total CPU:	0.00001015%	0.028634%
Kernel CPU:	0.00000435%	0.013761%
User CPU:	0.00000580%	0.014873%
Kernel CPU time:	23 ms/min	100,923,805ms/min
CPU cycles:	350/sec	17,470,203/sec
Memory
Private memory:	1.83 MB	21.59 MB
Private (maximum):	3.05 MB
Private (minimum):	1.87 MB
Non-paged memory:	1.83 MB	21.59 MB
Virtual memory:	31.62 MB	140.96 MB
Virtual memory (peak):	32.68 MB	169.69 MB
Working set:	1.99 MB	18.61 MB
Working set (peak):	4.18 MB	37.95 MB
Page faults:	1,267/min	2,039/min
I/O
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:	56	600

Process properties

Integrety level:	System
Platform:	64-bit
Command line:	"C:\Program Files\fujitsu\psutility\psuservice.exe"
Owner:	SYSTEM
Windows Service
Service name:	PowerSavingUtilityService
Type:	Win32OwnProcess
Parent process:	services.exe (Services and Controller app by Microsoft)

Threads

Averages

sechost.dll (Host for SCM/SDDL/LSA Lookup APIs by Microsoft)
Total CPU:	0.00003641%	0.272967%
Kernel CPU:	0.00000000%	0.107585%
User CPU:	0.00003641%	0.165382%
CPU cycles:	99/sec	5,741,424/sec
Memory:	124 KB	1.16 MB
psuwnp.dll (Ecology by FUJITSU LIMITED)
Total CPU:	0.00000590%
Kernel CPU:	0.00000590%
User CPU:	0.00000000%
CPU cycles:	137/sec
Memory:	156 KB
PSUService.exe (main module)
Total CPU:	0.00000590%
Kernel CPU:	0.00000000%
User CPU:	0.00000590%
CPU cycles:	92/sec
Memory:	76 KB