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What is psxss.exe?

Part of Microsoft Windows Subsystem for UNIX-based Applications by Microsoft

(psxss.exe is a system file that is installed with Windows)
Download Boost and enjoy your PC. Speed up Microsoft Windows Subsystem for UNIX-based Applications and optimize your PC.

How does psxss.exe run?

Process - psxss.exe is an instance of a running program. This program executes under the SYSTEM account within Windows with extensive privileges on the local computer, and acts as the computer on the network. psxss.exe is executed by the process smss.exe (Windows Session Manager by Microsoft).

Community

What is the community is seeing?What is the community is doing?
About 0.3% of all Boost users have the psxss.exe process running.Of the 0.3% of psxss.exe users, less than 1% have disabled it.
How resource intensive is psxss.exe?
Comparison based on the average resource utilization across all programs.
0.00063% CPU6250.6%
Average CPU utilization across all programs is 0.00001%.
          2.39 MB RAM11.1%
Average private memory utilization across all programs is 21.53 MB.
 1 /min0.0%
Average I/O read and write operations for all programs is 2,253 per minute.
Typical file (disk image) location:
C:\Windows\System32\psxss.exe

Are there other versions of Microsoft Windows Subsystem fo...?

Why are multiple of the same versions listed?

What else is related?

What Windows OS versions does this run on?

Windows 7 Ultimate (6.1.7600.0)

About Microsoft Corporation

Microsoft, founded in 1975 by Bill Gates and Paul Allen, is a veteran software company, best known for its Microsoft Windows operating system and the Microsoft More...
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File details

File name: psxss.exe
Publisher: Microsoft Corporation (verified)
Name: Microsoft Windows Subsystem for UNIX-based Applications
Description: SUA Subsystem Server
Version: 6.1.7600.16385 (win7_rtm.090713-1255)
Product version: 6.1.7600.16385
Size: 641 KB
Original file name: psxss.exe.mui
Windows file protection: Yes

Resource utilization

CPU utilization averages
Total CPU: 0.0019390431%
Privileged CPU: 0.0013139801%
User CPU: 0.00062506302175%
Privileged CPU time: 101.4 ms
Privileged CPU time /min: 0 ms
CPU cycle count: 256,685,202
CPU cycle count /min: 291,158
Memory utilization averages
Committed memory: 35.69 MB
Peak committed memory: 36.06 MB
Paged memory: 2.39 MB
Peak paged memory: 2.43 MB
Paged system memory: 67.67 KB
Non-paged system memory: 6.42 KB
Working set memory: 3.37 MB
Peak working set memory: 4.91 MB
Min working set memory: 3.22 MB
Private memory: 2.39 MB
Page faults: 5,495
Page faults /min: 1
Process I/O averages
Total read operations: 24
Total read transfer: 96 Bytes
Total write operations: 6
Write operations /min: 1
Total write transfer: 2.25 KB
Write transfer /min: 2 Bytes
Total other operations: 389
Other operations /min: 1
Total other transfer: 3.68 KB
Other Transfer /min: 0 Bytes
Resources
Handle count average: 817
Thread count average: 18
Thread resource averages

Process details

Runs as (owner): System
Integrety level: System
Windows platform: 32-bit
Parent Process
Process Command
%SystemRoot%\system32\psxss.exe

Image hashes

MD5: 799830b290332c188c9a951710856e51
SHA-1: f4a75add909972f27f3ac6950dfa355ada056412
SHA-256: 221a28ab7928f16108bcc2cf101dfc797199d58df72831484ff63f2d1890ce66

PE image details

CLR assembly: Yes
CLR NGENed: No
Langauge*: Microsoft Visual C# / Basic .NET
File packed: No
Import Table
advapi32.dll
dbghelp.dll
iphlpapi.dll
kernel32.dll
mpr.dll
msvcrt.dll
netapi32.dll
ntdll.dll
samlib.dll
slc.dll
user32.dll
userenv.dll
ws2_32.dll
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