spotify / sparkey
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 14 files with 2,912 lines of code.
    • 0 files changed more than 100 times (0 lines of code)
    • 0 files changed 51-100 times (0 lines of code)
    • 0 files changed 21-50 times (0 lines of code)
    • 3 files changed 6-20 times (777 lines of code)
    • 11 files changed 1-5 times (2,135 lines of code)
0% | 0% | 0% | 26% | 73%
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 14 files with 2,912 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)
    • 1 file changed by 6-10 contributors (106 lines of code)
    • 13 files changed by 2-5 contributors (2,806 lines of code)
    • 0 files changed by 1 contributor (0 lines of code)
0% | 0% | 3% | 96% | 0%
Legend:
26+
11-25
6-10
2-5
1

explore: grouped by folders | grouped by contributors count | data
File Change Frequency per File Extension
c, h, txt, in, gitignore, md, json, yaml
File Change Frequency per Extension
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
c0% | 0% | 0% | 24% | 75%
h0% | 0% | 0% | 63% | 36%
in0% | 0% | 0% | 0% | 0%
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
src0% | 0% | 0% | 26% | 73%
ROOT0% | 0% | 0% | 0% | 0%
Most Frequently Changed Files (Top 31)

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
sparkey.h
in src
 106 - 2013-09-03 2020-07-25 12 6 krka@spotify.com spkrka@users.noreply.github...
main.c
in src
 438 15 2013-09-07 2020-07-25 10 4 krka@spotify.com spkrka@users.noreply.github...
bench.c
in src
 233 17 2013-09-02 2020-07-25 6 3 krka@spotify.com spkrka@users.noreply.github...
206 7 2013-09-04 2023-08-17 5 3 krka@spotify.com spkrka@users.noreply.github...
406 31 2014-01-31 2020-07-26 5 3 krka@spotify.com dave@vasilevsky.ca
util.c
in src
 64 3 2013-11-06 2016-08-17 4 4 krka@spotify.com spkrka@users.noreply.github...
68 7 2020-07-18 2020-07-26 4 2 dave@vasilevsky.ca dave@vasilevsky.ca
216 6 2020-07-18 2023-08-17 4 3 dave@vasilevsky.ca spkrka@users.noreply.github...
259 11 2013-09-06 2020-07-26 4 3 krka@spotify.com dave@vasilevsky.ca
110 13 2014-03-27 2014-04-06 3 3 krka@spotify.com spkrka@users.noreply.github...
437 12 2013-09-04 2014-03-30 3 3 krka@spotify.com smath23@gmail.com
62 - 2020-07-18 2020-07-25 2 2 dave@vasilevsky.ca spkrka@users.noreply.github...
95 4 2020-07-18 2020-07-25 2 2 dave@vasilevsky.ca spkrka@users.noreply.github...
212 11 2013-09-03 2013-09-03 1 2 spkrka@users.noreply.github... aes@spotify.com
6 -
10 -
12 -
21 -
buf.h
in src
 22 -
util.h
in src
 25 1
26 2
28 1
28 -
28 3
testvlq.c
in src
 33 2
39 -
53 3
buf.c
in src
 54 7
104 4
494 5
in
 1208 -
Files With Most Contributors (Top 31)
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
sparkey.h
in src
 106 - 2013-09-03 2020-07-25 12 6 krka@spotify.com spkrka@users.noreply.github...
main.c
in src
 438 15 2013-09-07 2020-07-25 10 4 krka@spotify.com spkrka@users.noreply.github...
util.c
in src
 64 3 2013-11-06 2016-08-17 4 4 krka@spotify.com spkrka@users.noreply.github...
bench.c
in src
 233 17 2013-09-02 2020-07-25 6 3 krka@spotify.com spkrka@users.noreply.github...
406 31 2014-01-31 2020-07-26 5 3 krka@spotify.com dave@vasilevsky.ca
206 7 2013-09-04 2023-08-17 5 3 krka@spotify.com spkrka@users.noreply.github...
216 6 2020-07-18 2023-08-17 4 3 dave@vasilevsky.ca spkrka@users.noreply.github...
259 11 2013-09-06 2020-07-26 4 3 krka@spotify.com dave@vasilevsky.ca
437 12 2013-09-04 2014-03-30 3 3 krka@spotify.com smath23@gmail.com
110 13 2014-03-27 2014-04-06 3 3 krka@spotify.com spkrka@users.noreply.github...
68 7 2020-07-18 2020-07-26 4 2 dave@vasilevsky.ca dave@vasilevsky.ca
95 4 2020-07-18 2020-07-25 2 2 dave@vasilevsky.ca spkrka@users.noreply.github...
62 - 2020-07-18 2020-07-25 2 2 dave@vasilevsky.ca spkrka@users.noreply.github...
212 11 2013-09-03 2013-09-03 1 2 spkrka@users.noreply.github... aes@spotify.com
in
 1208 -
53 3
28 3
494 5
6 -
39 -
26 2
buf.h
in src
 22 -
104 4
util.h
in src
 25 1
testvlq.c
in src
 33 2
10 -
28 -
12 -
28 1
21 -
buf.c
in src
 54 7
Files With Least Contributors (Top 31)
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
in
 1208 -
494 5
104 4
buf.c
in src
 54 7
53 3
39 -
testvlq.c
in src
 33 2
28 3
28 -
28 1
26 2
util.h
in src
 25 1
buf.h
in src
 22 -
21 -
12 -
10 -
6 -
212 11 2013-09-03 2013-09-03 1 2 spkrka@users.noreply.github... aes@spotify.com
95 4 2020-07-18 2020-07-25 2 2 dave@vasilevsky.ca spkrka@users.noreply.github...
68 7 2020-07-18 2020-07-26 4 2 dave@vasilevsky.ca dave@vasilevsky.ca
62 - 2020-07-18 2020-07-25 2 2 dave@vasilevsky.ca spkrka@users.noreply.github...
437 12 2013-09-04 2014-03-30 3 3 krka@spotify.com smath23@gmail.com
406 31 2014-01-31 2020-07-26 5 3 krka@spotify.com dave@vasilevsky.ca
259 11 2013-09-06 2020-07-26 4 3 krka@spotify.com dave@vasilevsky.ca
bench.c
in src
 233 17 2013-09-02 2020-07-25 6 3 krka@spotify.com spkrka@users.noreply.github...
216 6 2020-07-18 2023-08-17 4 3 dave@vasilevsky.ca spkrka@users.noreply.github...
206 7 2013-09-04 2023-08-17 5 3 krka@spotify.com spkrka@users.noreply.github...
110 13 2014-03-27 2014-04-06 3 3 krka@spotify.com spkrka@users.noreply.github...
main.c
in src
 438 15 2013-09-07 2020-07-25 10 4 krka@spotify.com spkrka@users.noreply.github...
util.c
in src
 64 3 2013-11-06 2016-08-17 4 4 krka@spotify.com spkrka@users.noreply.github...
sparkey.h
in src
 106 - 2013-09-03 2020-07-25 12 6 krka@spotify.com spkrka@users.noreply.github...
Correlations

File Size vs. Number of Changes: 14 points

src/hashreader.c x: 206 lines of code y: 5 # changes src/testsystem.c x: 216 lines of code y: 4 # changes src/compress.c x: 68 lines of code y: 4 # changes src/logreader.c x: 406 lines of code y: 5 # changes src/logwriter.c x: 259 lines of code y: 4 # changes src/bench.c x: 233 lines of code y: 6 # changes src/logheader.c x: 95 lines of code y: 2 # changes src/main.c x: 438 lines of code y: 10 # changes src/sparkey-internal.h x: 62 lines of code y: 2 # changes src/sparkey.h x: 106 lines of code y: 12 # changes src/util.c x: 64 lines of code y: 4 # changes src/endiantools.c x: 110 lines of code y: 3 # changes src/hashwriter.c x: 437 lines of code y: 3 # changes src/MurmurHash3.c x: 212 lines of code y: 1 # changes
12.0
# changes
  min: 1.0
  average: 4.64
  25th percentile: 2.75
  median: 4.0
  75th percentile: 5.25
  max: 12.0
0 438.0
lines of code
min: 62.0 | average: 208.0 | 25th percentile: 88.25 | median: 209.0 | 75th percentile: 295.75 | max: 438.0

Number of Contributors vs. Number of Changes: 14 points

src/hashreader.c x: 3 # contributors y: 5 # changes src/testsystem.c x: 3 # contributors y: 4 # changes src/compress.c x: 2 # contributors y: 4 # changes src/bench.c x: 3 # contributors y: 6 # changes src/logheader.c x: 2 # contributors y: 2 # changes src/main.c x: 4 # contributors y: 10 # changes src/sparkey.h x: 6 # contributors y: 12 # changes src/util.c x: 4 # contributors y: 4 # changes src/endiantools.c x: 3 # contributors y: 3 # changes src/MurmurHash3.c x: 2 # contributors y: 1 # changes
12.0
# changes
  min: 1.0
  average: 4.64
  25th percentile: 2.75
  median: 4.0
  75th percentile: 5.25
  max: 12.0
0 6.0
# contributors
min: 2.0 | average: 3.07 | 25th percentile: 2.0 | median: 3.0 | 75th percentile: 3.25 | max: 6.0

Number of Contributors vs. File Size: 14 points

src/hashreader.c x: 3 # contributors y: 206 lines of code src/testsystem.c x: 3 # contributors y: 216 lines of code src/compress.c x: 2 # contributors y: 68 lines of code src/logreader.c x: 3 # contributors y: 406 lines of code src/logwriter.c x: 3 # contributors y: 259 lines of code src/bench.c x: 3 # contributors y: 233 lines of code src/logheader.c x: 2 # contributors y: 95 lines of code src/main.c x: 4 # contributors y: 438 lines of code src/sparkey-internal.h x: 2 # contributors y: 62 lines of code src/sparkey.h x: 6 # contributors y: 106 lines of code src/util.c x: 4 # contributors y: 64 lines of code src/endiantools.c x: 3 # contributors y: 110 lines of code src/hashwriter.c x: 3 # contributors y: 437 lines of code src/MurmurHash3.c x: 2 # contributors y: 212 lines of code
438.0
lines of code
  min: 62.0
  average: 208.0
  25th percentile: 88.25
  median: 209.0
  75th percentile: 295.75
  max: 438.0
0 6.0
# contributors
min: 2.0 | average: 3.07 | 25th percentile: 2.0 | median: 3.0 | 75th percentile: 3.25 | max: 6.0