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What is bzserv.exe?

What is it?

Backblaze is an online backup tool that allows Windows users to back up their data to an offsite data center. It allows the user to back up data continuously, manually, when the computer is idle, or on an hourly schedule. The service makes use of AES encryption for security, and uses data compression and bandwidth throttling to reduce upload and download times.
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How does bzserv.exe run?

Service - bzserv.exe runs as a background Windows service called 'bzserv' (Backblaze Service). This service runs as the SYSTEM account with extensive privileges on the local computer, and acts as the computer on the network. Backblaze Service 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 0.1% of all Boost users have the bzserv.exe process running.Of the 0.1% of bzserv.exe users, 33.0% have disabled it.
How resource intensive is bzserv.exe?
Comparison based on the average resource utilization across all programs.
0.00002% CPU212.8%
Average CPU utilization across all programs is 0.00001%.
          4.7 MB RAM21.8%
Average private memory utilization across all programs is 21.53 MB.
 13 /min0.6%
Average I/O read and write operations for all programs is 2,253 per minute.
45 context switches/sec45.0%
Average context switches for all programs is 100 per second.
Typical file (disk image) location:
C:\Program Files\backblaze\bzserv.exe

What else is related?

What Windows OS versions does this run on?

Windows 7 Home Premium (6.1.7601.65536)
Windows 8 Pro (6.2.9200.0)
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File details

File name: bzserv.exe
Size: 201.17 KB

Digital certificate

Issued to: Backblaze Inc
Certificate authority: GlobalSign nv-sa
Effective date: 3/29/2012
Expiration date: 3/30/2015

Resource utilization

CPU utilization averages
Total CPU: 0.0000392364%
Privileged CPU: 0.0000179549%
User CPU: 0.00002128146922%
Privileged CPU time: 54418.08 ms
Privileged CPU time /min: 16 ms
CPU cycle count: 1,738,165,816
CPU cycle count /min: 83,143,360
Context switches /sec: 45
Memory utilization averages
Committed memory: 59.53 MB
Peak committed memory: 66.11 MB
Paged memory: 4.7 MB
Peak paged memory: 6.67 MB
Paged system memory: 102.55 KB
Non-paged system memory: 13.13 KB
Working set memory: 7.49 MB
Peak working set memory: 8.97 MB
Min working set memory: 5.65 MB
Private memory: 4.7 MB
Page faults: 11,602
Page faults /min: 2
Process I/O averages
Total read operations: 39,042
Read operations /min: 12
Total read transfer: 9.75 MB
Read transfer /min: 2.18 KB
Total write operations: 802
Write operations /min: 1
Total write transfer: 72 KB
Write transfer /min: 22 Bytes
Total other operations: 4,271,780
Other operations /min: 1,506
Total other transfer: 426.25 MB
Other Transfer /min: 154 KB
Handle count average: 158
Thread count average: 4
Thread resource averages

Process details

Runs as (owner): System
Integrety level: System
Windows platform: 64-bit
Runs as a service: Yes
Parent Processes
Child Processes
Process Command
"C:\Program Files\Backblaze\bzserv.exe"

Service details

Name: Backblaze Service
Service name: bzserv
Service type: Win32OwnProcess
Description: “Backblaze Service watches for any file changes so changes can be backed up. See http://www.backblaze.com for more information.”

Image hashes

MD5: abe9ed5fba84fb5e07a3c7cd58da4961
SHA-1: 4d7be7a9d1589b7c3408d73a16dec92c282cff00
SHA-256: 4ff6d817b635c22a290394d9f76d5281c35800cacdf8b94b8136e4f0abc43dbe

PE image details

File packed: No
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