apache / couchdb-erlfdb
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 18 files with 4,992 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 (2,386 lines of code)
    • 6 files changed 6-20 times (1,408 lines of code)
    • 10 files changed 1-5 times (1,198 lines of code)
0% | 0% | 47% | 28% | 23%
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 18 files with 4,992 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 (210 lines of code)
    • 15 files changed by 2-5 contributors (4,679 lines of code)
    • 2 files changed by 1 contributor (103 lines of code)
0% | 0% | 4% | 93% | 2%
Legend:
26+
11-25
6-10
2-5
1

explore: grouped by folders | grouped by contributors count | data
File Change Frequency per File Extension
erl, h, c, md, json, yaml, hrl, gitignore, py, es, patch, txt, yml, bash, gitmodules
File Change Frequency per Extension
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
c0% | 0% | 91% | 4% | 4%
erl0% | 0% | 21% | 42% | 36%
h0% | 0% | 0% | 85% | 14%
hrl0% | 0% | 0% | 0% | 100%
py0% | 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
c_src0% | 0% | 83% | 11% | 5%
src0% | 0% | 21% | 42% | 36%
include0% | 0% | 0% | 0% | 100%
priv0% | 0% | 0% | 0% | 100%
plugins0% | 0% | 0% | 0% | 0%
Most Frequently Changed Files (Top 21)

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
595 - 2019-02-06 2021-11-09 30 5 paul.joseph.davis@gmail.com kocolosk@apache.org
main.c
in c_src
 1791 - 2019-01-29 2021-11-10 22 4 paul.joseph.davis@gmail.com kocolosk@apache.org
482 - 2019-01-29 2021-11-09 18 4 paul.joseph.davis@gmail.com kocolosk@apache.org
210 - 2019-02-15 2021-11-17 13 6 paul.joseph.davis@gmail.com kocolosk@apache.org
resources.h
in c_src
 48 - 2019-01-29 2020-12-14 11 3 paul.joseph.davis@gmail.com paul.joseph.davis@gmail.com
atom_names.h
in c_src
 106 - 2019-01-29 2021-11-09 10 4 paul.joseph.davis@gmail.com kocolosk@apache.org
util.c
in c_src
 84 - 2019-01-29 2019-10-29 6 1 paul.joseph.davis@gmail.com paul.joseph.davis@gmail.com
478 - 2019-02-10 2021-11-09 6 3 paul.joseph.davis@gmail.com kocolosk@apache.org
erlfdb.hrl
in include
 63 - 2019-02-15 2021-11-09 5 3 paul.joseph.davis@gmail.com kocolosk@apache.org
resources.c
in c_src
 81 - 2019-01-29 2022-01-25 5 4 paul.joseph.davis@gmail.com vatamane@gmail.com
135 - 2019-02-12 2021-11-09 5 2 paul.joseph.davis@gmail.com kocolosk@apache.org
fdb.h
in c_src
 7 - 2019-10-29 2021-11-09 4 3 nickva@users.noreply.github... kocolosk@apache.org
50 - 2019-02-06 2021-11-09 4 2 paul.joseph.davis@gmail.com kocolosk@apache.org
81 - 2019-02-11 2021-11-09 4 2 paul.joseph.davis@gmail.com kocolosk@apache.org
36 - 2019-02-09 2021-11-09 3 2 paul.joseph.davis@gmail.com kocolosk@apache.org
708 - 2019-02-22 2021-11-09 3 2 paul.joseph.davis@gmail.com kocolosk@apache.org
monitor.py
in priv
 18 1 2019-04-26 2021-03-09 2 2 paul.joseph.davis@gmail.com vatamane@apache.org
util.h
in c_src
 19 - 2019-01-29 2019-01-30 2 1 paul.joseph.davis@gmail.com paul.joseph.davis@gmail.com
atoms.h
in c_src
 8 -
atoms.c
in c_src
 11 -
11 -
Files With Most Contributors (Top 21)
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
210 - 2019-02-15 2021-11-17 13 6 paul.joseph.davis@gmail.com kocolosk@apache.org
595 - 2019-02-06 2021-11-09 30 5 paul.joseph.davis@gmail.com kocolosk@apache.org
main.c
in c_src
 1791 - 2019-01-29 2021-11-10 22 4 paul.joseph.davis@gmail.com kocolosk@apache.org
482 - 2019-01-29 2021-11-09 18 4 paul.joseph.davis@gmail.com kocolosk@apache.org
atom_names.h
in c_src
 106 - 2019-01-29 2021-11-09 10 4 paul.joseph.davis@gmail.com kocolosk@apache.org
resources.c
in c_src
 81 - 2019-01-29 2022-01-25 5 4 paul.joseph.davis@gmail.com vatamane@gmail.com
resources.h
in c_src
 48 - 2019-01-29 2020-12-14 11 3 paul.joseph.davis@gmail.com paul.joseph.davis@gmail.com
478 - 2019-02-10 2021-11-09 6 3 paul.joseph.davis@gmail.com kocolosk@apache.org
erlfdb.hrl
in include
 63 - 2019-02-15 2021-11-09 5 3 paul.joseph.davis@gmail.com kocolosk@apache.org
fdb.h
in c_src
 7 - 2019-10-29 2021-11-09 4 3 nickva@users.noreply.github... kocolosk@apache.org
135 - 2019-02-12 2021-11-09 5 2 paul.joseph.davis@gmail.com kocolosk@apache.org
81 - 2019-02-11 2021-11-09 4 2 paul.joseph.davis@gmail.com kocolosk@apache.org
50 - 2019-02-06 2021-11-09 4 2 paul.joseph.davis@gmail.com kocolosk@apache.org
36 - 2019-02-09 2021-11-09 3 2 paul.joseph.davis@gmail.com kocolosk@apache.org
708 - 2019-02-22 2021-11-09 3 2 paul.joseph.davis@gmail.com kocolosk@apache.org
monitor.py
in priv
 18 1 2019-04-26 2021-03-09 2 2 paul.joseph.davis@gmail.com vatamane@apache.org
util.c
in c_src
 84 - 2019-01-29 2019-10-29 6 1 paul.joseph.davis@gmail.com paul.joseph.davis@gmail.com
util.h
in c_src
 19 - 2019-01-29 2019-01-30 2 1 paul.joseph.davis@gmail.com paul.joseph.davis@gmail.com
11 -
atoms.c
in c_src
 11 -
atoms.h
in c_src
 8 -
Files With Least Contributors (Top 21)
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
11 -
atoms.c
in c_src
 11 -
atoms.h
in c_src
 8 -
util.c
in c_src
 84 - 2019-01-29 2019-10-29 6 1 paul.joseph.davis@gmail.com paul.joseph.davis@gmail.com
util.h
in c_src
 19 - 2019-01-29 2019-01-30 2 1 paul.joseph.davis@gmail.com paul.joseph.davis@gmail.com
708 - 2019-02-22 2021-11-09 3 2 paul.joseph.davis@gmail.com kocolosk@apache.org
135 - 2019-02-12 2021-11-09 5 2 paul.joseph.davis@gmail.com kocolosk@apache.org
81 - 2019-02-11 2021-11-09 4 2 paul.joseph.davis@gmail.com kocolosk@apache.org
50 - 2019-02-06 2021-11-09 4 2 paul.joseph.davis@gmail.com kocolosk@apache.org
36 - 2019-02-09 2021-11-09 3 2 paul.joseph.davis@gmail.com kocolosk@apache.org
monitor.py
in priv
 18 1 2019-04-26 2021-03-09 2 2 paul.joseph.davis@gmail.com vatamane@apache.org
478 - 2019-02-10 2021-11-09 6 3 paul.joseph.davis@gmail.com kocolosk@apache.org
erlfdb.hrl
in include
 63 - 2019-02-15 2021-11-09 5 3 paul.joseph.davis@gmail.com kocolosk@apache.org
resources.h
in c_src
 48 - 2019-01-29 2020-12-14 11 3 paul.joseph.davis@gmail.com paul.joseph.davis@gmail.com
fdb.h
in c_src
 7 - 2019-10-29 2021-11-09 4 3 nickva@users.noreply.github... kocolosk@apache.org
main.c
in c_src
 1791 - 2019-01-29 2021-11-10 22 4 paul.joseph.davis@gmail.com kocolosk@apache.org
482 - 2019-01-29 2021-11-09 18 4 paul.joseph.davis@gmail.com kocolosk@apache.org
atom_names.h
in c_src
 106 - 2019-01-29 2021-11-09 10 4 paul.joseph.davis@gmail.com kocolosk@apache.org
resources.c
in c_src
 81 - 2019-01-29 2022-01-25 5 4 paul.joseph.davis@gmail.com vatamane@gmail.com
595 - 2019-02-06 2021-11-09 30 5 paul.joseph.davis@gmail.com kocolosk@apache.org
210 - 2019-02-15 2021-11-17 13 6 paul.joseph.davis@gmail.com kocolosk@apache.org
Correlations

File Size vs. Number of Changes: 18 points

c_src/resources.c x: 81 lines of code y: 5 # changes src/erlfdb_util.erl x: 210 lines of code y: 13 # changes c_src/main.c x: 1791 lines of code y: 22 # changes src/erlfdb.erl x: 595 lines of code y: 30 # changes src/erlfdb_nif.erl x: 482 lines of code y: 18 # changes c_src/atom_names.h x: 106 lines of code y: 10 # changes c_src/fdb.h x: 7 lines of code y: 4 # changes include/erlfdb.hrl x: 63 lines of code y: 5 # changes src/erlfdb_directory.erl x: 708 lines of code y: 3 # changes src/erlfdb_float.erl x: 36 lines of code y: 3 # changes src/erlfdb_hca.erl x: 135 lines of code y: 5 # changes src/erlfdb_key.erl x: 50 lines of code y: 4 # changes src/erlfdb_subspace.erl x: 81 lines of code y: 4 # changes src/erlfdb_tuple.erl x: 478 lines of code y: 6 # changes priv/monitor.py x: 18 lines of code y: 2 # changes c_src/resources.h x: 48 lines of code y: 11 # changes c_src/util.c x: 84 lines of code y: 6 # changes
30.0
# changes
  min: 2.0
  average: 8.5
  25th percentile: 3.75
  median: 5.0
  75th percentile: 11.5
  max: 30.0
0 1791.0
lines of code
min: 7.0 | average: 277.33 | 25th percentile: 45.0 | median: 82.5 | 75th percentile: 479.0 | max: 1791.0

Number of Contributors vs. Number of Changes: 18 points

c_src/resources.c x: 4 # contributors y: 5 # changes src/erlfdb_util.erl x: 6 # contributors y: 13 # changes c_src/main.c x: 4 # contributors y: 22 # changes src/erlfdb.erl x: 5 # contributors y: 30 # changes src/erlfdb_nif.erl x: 4 # contributors y: 18 # changes c_src/atom_names.h x: 4 # contributors y: 10 # changes c_src/fdb.h x: 3 # contributors y: 4 # changes include/erlfdb.hrl x: 3 # contributors y: 5 # changes src/erlfdb_directory.erl x: 2 # contributors y: 3 # changes src/erlfdb_hca.erl x: 2 # contributors y: 5 # changes src/erlfdb_key.erl x: 2 # contributors y: 4 # changes src/erlfdb_tuple.erl x: 3 # contributors y: 6 # changes priv/monitor.py x: 2 # contributors y: 2 # changes c_src/resources.h x: 3 # contributors y: 11 # changes c_src/util.c x: 1 # contributors y: 6 # changes c_src/util.h x: 1 # contributors y: 2 # changes
30.0
# changes
  min: 2.0
  average: 8.5
  25th percentile: 3.75
  median: 5.0
  75th percentile: 11.5
  max: 30.0
0 6.0
# contributors
min: 1.0 | average: 2.94 | 25th percentile: 2.0 | median: 3.0 | 75th percentile: 4.0 | max: 6.0

Number of Contributors vs. File Size: 18 points

c_src/resources.c x: 4 # contributors y: 81 lines of code src/erlfdb_util.erl x: 6 # contributors y: 210 lines of code c_src/main.c x: 4 # contributors y: 1791 lines of code src/erlfdb.erl x: 5 # contributors y: 595 lines of code src/erlfdb_nif.erl x: 4 # contributors y: 482 lines of code c_src/atom_names.h x: 4 # contributors y: 106 lines of code c_src/fdb.h x: 3 # contributors y: 7 lines of code include/erlfdb.hrl x: 3 # contributors y: 63 lines of code src/erlfdb_directory.erl x: 2 # contributors y: 708 lines of code src/erlfdb_float.erl x: 2 # contributors y: 36 lines of code src/erlfdb_hca.erl x: 2 # contributors y: 135 lines of code src/erlfdb_key.erl x: 2 # contributors y: 50 lines of code src/erlfdb_subspace.erl x: 2 # contributors y: 81 lines of code src/erlfdb_tuple.erl x: 3 # contributors y: 478 lines of code priv/monitor.py x: 2 # contributors y: 18 lines of code c_src/resources.h x: 3 # contributors y: 48 lines of code c_src/util.c x: 1 # contributors y: 84 lines of code c_src/util.h x: 1 # contributors y: 19 lines of code
1791.0
lines of code
  min: 7.0
  average: 277.33
  25th percentile: 45.0
  median: 82.5
  75th percentile: 479.0
  max: 1791.0
0 6.0
# contributors
min: 1.0 | average: 2.94 | 25th percentile: 2.0 | median: 3.0 | 75th percentile: 4.0 | max: 6.0