GoogleCloudPlatform / compute-image-windows
File Change Frequency

File change frequency (churn) shows the distribution of file updates (days with at least one commit).

Overview
File Change Frequency Overall
  • There are 13 files with 1,562 lines of code.
    • 0 files changed more than 100 times (0 lines of code)
    • 0 files changed 51-100 times (0 lines of code)
    • 2 files changed 21-50 times (544 lines of code)
    • 1 file changed 6-20 times (261 lines of code)
    • 10 files changed 1-5 times (757 lines of code)
0% | 0% | 34% | 16% | 48%
Legend:
101+
51-100
21-50
6-20
1-5

explore: grouped by folders | grouped by update frequency | data
Contributors Count Frequency Overall
  • There are 13 files with 1,562 lines of code.
    • 0 files changed by more than 25 contributors (0 lines of code)
    • 0 files changed by 11-25 contributors (0 lines of code)
    • 3 files changed by 6-10 contributors (805 lines of code)
    • 2 files changed by 2-5 contributors (179 lines of code)
    • 8 files changed by 1 contributor (578 lines of code)
0% | 0% | 51% | 11% | 37%
Legend:
26+
11-25
6-10
2-5
1

explore: grouped by folders | grouped by contributors count | data
File Change Frequency per File Extension
h, cpp, ps1, bat, vcxproj, filters, md, man, go, txt, mod, py, java, psm1, sh, xml, json, cmd
File Change Frequency per Extension
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
ps10% | 0% | 51% | 24% | 23%
psm10% | 0% | 0% | 0% | 100%
go0% | 0% | 0% | 0% | 100%
xml0% | 0% | 0% | 0% | 100%
cmd0% | 0% | 0% | 0% | 100%
File Change Frequency per Logical Decomposition
primary
primary (file change frequency)
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
sysprep0% | 0% | 60% | 28% | 11%
powershell0% | 0% | 0% | 0% | 100%
ssh0% | 0% | 0% | 0% | 100%
auto_updater0% | 0% | 0% | 0% | 100%
certgen0% | 0% | 0% | 0% | 100%
Most Frequently Changed Files (Top 13)

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
267 - 2016-11-03 2025-04-01 38 9 ajackura@google.com chaitanyauk@google.com
277 - 2017-01-14 2024-12-11 25 8 ajackura@google.com bxk@google.com
sysprep.ps1
in sysprep
 261 - 2016-11-03 2024-12-09 17 8 ajackura@google.com bxk@google.com
certgen.go
in certgen
 70 1 2017-03-14 2022-02-22 4 3 ajackura@google.com bxk@google.com
unattended.xml
in sysprep
 44 - 2016-11-03 2018-05-03 3 1 ajackura@google.com ajackura@google.com
gce_base.psm1
in powershell
 370 - 2022-02-09 2024-10-24 3 1 bxk@google.com bxk@google.com
16 - 2022-02-09 2022-02-22 2 1 bxk@google.com bxk@google.com
19 - 2022-02-09 2022-02-22 2 1 bxk@google.com bxk@google.com
19 - 2022-02-09 2022-02-22 2 1 bxk@google.com bxk@google.com
29 - 2022-02-09 2022-02-22 2 1 bxk@google.com bxk@google.com
auto_updater.ps1
in auto_updater
 62 - 2022-02-09 2022-02-22 2 1 bxk@google.com bxk@google.com
cmd
windeploy.cmd
in sysprep
 19 - 2016-11-03 2016-11-03 1 1 ajackura@google.com ajackura@google.com
109 - 2022-06-01 2022-06-01 1 2 bxk@google.com rickw@google.com
Files With Most Contributors (Top 13)
Based on the number of unique email addresses found in commits.

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
267 - 2016-11-03 2025-04-01 38 9 ajackura@google.com chaitanyauk@google.com
277 - 2017-01-14 2024-12-11 25 8 ajackura@google.com bxk@google.com
sysprep.ps1
in sysprep
 261 - 2016-11-03 2024-12-09 17 8 ajackura@google.com bxk@google.com
certgen.go
in certgen
 70 1 2017-03-14 2022-02-22 4 3 ajackura@google.com bxk@google.com
109 - 2022-06-01 2022-06-01 1 2 bxk@google.com rickw@google.com
unattended.xml
in sysprep
 44 - 2016-11-03 2018-05-03 3 1 ajackura@google.com ajackura@google.com
gce_base.psm1
in powershell
 370 - 2022-02-09 2024-10-24 3 1 bxk@google.com bxk@google.com
16 - 2022-02-09 2022-02-22 2 1 bxk@google.com bxk@google.com
29 - 2022-02-09 2022-02-22 2 1 bxk@google.com bxk@google.com
auto_updater.ps1
in auto_updater
 62 - 2022-02-09 2022-02-22 2 1 bxk@google.com bxk@google.com
19 - 2022-02-09 2022-02-22 2 1 bxk@google.com bxk@google.com
19 - 2022-02-09 2022-02-22 2 1 bxk@google.com bxk@google.com
cmd
windeploy.cmd
in sysprep
 19 - 2016-11-03 2016-11-03 1 1 ajackura@google.com ajackura@google.com
Files With Least Contributors (Top 13)
Based on the number of unique email addresses found in commits.

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
gce_base.psm1
in powershell
 370 - 2022-02-09 2024-10-24 3 1 bxk@google.com bxk@google.com
auto_updater.ps1
in auto_updater
 62 - 2022-02-09 2022-02-22 2 1 bxk@google.com bxk@google.com
unattended.xml
in sysprep
 44 - 2016-11-03 2018-05-03 3 1 ajackura@google.com ajackura@google.com
29 - 2022-02-09 2022-02-22 2 1 bxk@google.com bxk@google.com
19 - 2022-02-09 2022-02-22 2 1 bxk@google.com bxk@google.com
cmd
windeploy.cmd
in sysprep
 19 - 2016-11-03 2016-11-03 1 1 ajackura@google.com ajackura@google.com
19 - 2022-02-09 2022-02-22 2 1 bxk@google.com bxk@google.com
16 - 2022-02-09 2022-02-22 2 1 bxk@google.com bxk@google.com
109 - 2022-06-01 2022-06-01 1 2 bxk@google.com rickw@google.com
certgen.go
in certgen
 70 1 2017-03-14 2022-02-22 4 3 ajackura@google.com bxk@google.com
277 - 2017-01-14 2024-12-11 25 8 ajackura@google.com bxk@google.com
sysprep.ps1
in sysprep
 261 - 2016-11-03 2024-12-09 17 8 ajackura@google.com bxk@google.com
267 - 2016-11-03 2025-04-01 38 9 ajackura@google.com chaitanyauk@google.com
Correlations

File Size vs. Number of Changes: 13 points

sysprep/instance_setup.ps1 x: 267 lines of code y: 38 # changes sysprep/activate_instance.ps1 x: 277 lines of code y: 25 # changes sysprep/sysprep.ps1 x: 261 lines of code y: 17 # changes powershell/gce_base.psm1 x: 370 lines of code y: 3 # changes ssh/install.ps1 x: 109 lines of code y: 1 # changes auto_updater/auto_updater.ps1 x: 62 lines of code y: 2 # changes auto_updater/auto_updater_install.ps1 x: 29 lines of code y: 2 # changes auto_updater/auto_updater_uninstall.ps1 x: 16 lines of code y: 2 # changes certgen/certgen.go x: 70 lines of code y: 4 # changes sysprep/sysprep_install.ps1 x: 19 lines of code y: 2 # changes sysprep/unattended.xml x: 44 lines of code y: 3 # changes sysprep/windeploy.cmd x: 19 lines of code y: 1 # changes
38.0
# changes
  min: 1.0
  average: 7.85
  25th percentile: 2.0
  median: 2.0
  75th percentile: 10.5
  max: 38.0
0 370.0
lines of code
min: 16.0 | average: 120.15 | 25th percentile: 19.0 | median: 62.0 | 75th percentile: 264.0 | max: 370.0

Number of Contributors vs. Number of Changes: 13 points

sysprep/instance_setup.ps1 x: 9 # contributors y: 38 # changes sysprep/activate_instance.ps1 x: 8 # contributors y: 25 # changes sysprep/sysprep.ps1 x: 8 # contributors y: 17 # changes powershell/gce_base.psm1 x: 1 # contributors y: 3 # changes ssh/install.ps1 x: 2 # contributors y: 1 # changes auto_updater/auto_updater.ps1 x: 1 # contributors y: 2 # changes certgen/certgen.go x: 3 # contributors y: 4 # changes sysprep/windeploy.cmd x: 1 # contributors y: 1 # changes
38.0
# changes
  min: 1.0
  average: 7.85
  25th percentile: 2.0
  median: 2.0
  75th percentile: 10.5
  max: 38.0
0 9.0
# contributors
min: 1.0 | average: 2.92 | 25th percentile: 1.0 | median: 1.0 | 75th percentile: 5.5 | max: 9.0

Number of Contributors vs. File Size: 13 points

sysprep/instance_setup.ps1 x: 9 # contributors y: 267 lines of code sysprep/activate_instance.ps1 x: 8 # contributors y: 277 lines of code sysprep/sysprep.ps1 x: 8 # contributors y: 261 lines of code powershell/gce_base.psm1 x: 1 # contributors y: 370 lines of code ssh/install.ps1 x: 2 # contributors y: 109 lines of code auto_updater/auto_updater.ps1 x: 1 # contributors y: 62 lines of code auto_updater/auto_updater_install.ps1 x: 1 # contributors y: 29 lines of code auto_updater/auto_updater_uninstall.ps1 x: 1 # contributors y: 16 lines of code certgen/certgen.go x: 3 # contributors y: 70 lines of code sysprep/sysprep_install.ps1 x: 1 # contributors y: 19 lines of code sysprep/unattended.xml x: 1 # contributors y: 44 lines of code
370.0
lines of code
  min: 16.0
  average: 120.15
  25th percentile: 19.0
  median: 62.0
  75th percentile: 264.0
  max: 370.0
0 9.0
# contributors
min: 1.0 | average: 2.92 | 25th percentile: 1.0 | median: 1.0 | 75th percentile: 5.5 | max: 9.0