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What is dfsrs.exe?

Part of Distributed File System Replication by Microsoft

(dfsrs.exe is a system file that is installed with Windows)
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How does dfsrs.exe run?

Service - dfsrs.exe runs as a background Windows service called 'DFSR' (DFS Replication). This is a system service that is installed with the Windows operating system and protected with Window's File Protection. This service runs as the SYSTEM account with extensive privileges on the local computer, and acts as the computer on the network. DFS Replication runs as a program that can be started by the Service Controller and that obeys the service control protocol. This type of service runs in a process by itself.


What is the community is seeing?What is the community is doing?
About 0.4% of all Boost users have the dfsrs.exe process running.Of the 0.4% of dfsrs.exe users, less than 1% have disabled it.
How resource intensive is dfsrs.exe?
Comparison based on the average resource utilization across all programs.
0.00072% CPU7167.8%
Average CPU utilization across all programs is 0.00001%.
          2.57 MB RAM11.9%
Average private memory utilization across all programs is 21.53 MB.
 2 /min0.1%
Average I/O read and write operations for all programs is 2,253 per minute.
Typical file (disk image) location:

What else is related?

What Windows OS versions does this run on?

Windows Server 2012 Standard Evaluation (6.2.9200.0)

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: dfsrs.exe
Publisher: Microsoft Corporation (verified)
Name: Distributed File System Replication
Description: Microsoft® Windows® Operating System
Version: 6.2.9200.16384 (win8_rtm.120725-1247)
Product version: 6.2.9200.16384
Size: 4.51 MB
Original file name: dfsr.exe.mui
Windows file protection: Yes

Resource utilization

CPU utilization averages
Total CPU: 0.0010436793%
Privileged CPU: 0.0003268996%
User CPU: 0.00071677975510%
Privileged CPU time: 327.6 ms
Privileged CPU time /min: 0 ms
CPU cycle count: 42,675,927
CPU cycle count /min: 5,758,744
Memory utilization averages
Committed memory: 49.29 MB
Peak committed memory: 50.31 MB
Paged memory: 2.57 MB
Peak paged memory: 2.66 MB
Paged system memory: 80.4 KB
Non-paged system memory: 12.44 KB
Working set memory: 8.39 MB
Peak working set memory: 8.41 MB
Min working set memory: 8.28 MB
Private memory: 2.57 MB
Page faults: 3,673
Page faults /min: 2
Process I/O averages
Total read operations: 349
Read operations /min: 1
Total read transfer: 133.23 KB
Read transfer /min: 92 Bytes
Total write operations: 2,046
Write operations /min: 1
Total write transfer: 610.07 KB
Write transfer /min: 421 Bytes
Total other operations: 3,843
Other operations /min: 3
Total other transfer: 90.26 KB
Other Transfer /min: 62 Bytes
Handle count average: 173
Thread count average: 9
Thread resource averages

Process details

Runs as (owner): System
Integrety level: System
Windows platform: 64-bit
Runs as a service: Yes
Parent Process
Process Command

Service details

Name: DFS Replication
Service name: DFSR
Service type: Win32OwnProcess
Description: “Enables you to synchronize folders on multiple servers across local or wide area network (WAN) network connections. This service uses the Remote Differential Compression (RDC) protocol to update only the portions of files that have changed since the last replication.”

Image hashes

MD5: dd9caa30809b15a7ceb5475eeb25a19e
SHA-1: fb2d4e27570e4531abf4e88bb1b4cf3287101087
SHA-256: b804244fb7db8101d493f23648466a5999c149219c0e87c2e1448712f4c83328

PE image details

CLR assembly: Yes
Langauge*: Microsoft Visual C# / Basic .NET
File packed: No
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