apache / flink-benchmarks

Zoomable circles (number of contributors per file): 30 days | 90 days | 6 months | past year | all time

Files with only one contributor are shown as grey.

Contributors

Recent Contributors (4)

Committed in past 6 months (a rookie = the first commit in past year)

No contributors in past 30 days.

Past 31 to 90 days (1):

snuyanzin@gmail.com

Past 91 to 180 days (3):

zakelly.lan@gmail.com

reswqa@163.com

m1a2@outlook.com

Historical Contributors (49)

Last contributors more than 6 months ago

piotr.nowojski@gmail.com

chesnay@apache.org

dwysakowicz@apache.org

nico@ververica.com

cyprestar@outlook.com

kaa.dev@yandex.ru

liyu@apache.org

fredialei@gmail.com

khachatryan.roman@gmail.com

kevin.cyj@alibaba-inc.com

wangzhijiang999@aliyun.com

nico@data-artisans.com

myasuka@live.com

sunhaibotb@163.com

mvisser@confluent.io

yuli.mwj@alibaba-inc.com

tonysong820@gmail.com

arvid@ververica.com

masteryhx@gmail.com

paullin3280@gmail.com

martijnvisser@apache.org

grv@dfdx.me

qcx978132955@gmail.com

pnowojski@users.noreply.github.com

nico.kruber@gmail.com

alexyinhan@gmail.com

zhiyisun@users.noreply.github.com

sam@quadrocket.co.uk

lincoln.86xy@gmail.com

jrlee.ljr@gmail.com

karmagyz@gmail.com

zjureel@gmail.com

gejing@gmail.com

1996fanrui@gmail.com

gabor_somogyi2@apple.com

xingbe528@gmail.com

huweihua.ckl@gmail.com

18653940+fredia@users.noreply.github.com

xbjtdcq@gmail.com

hxb@apache.org

leiyanfei.lyf@alibaba-inc.com

gaoyunhenhao@gmail.com

buptliaojiayi@gmail.com

yuanmei.work@gmail.com

zhuzhu.zz@alibaba-inc.com

liaojiayi@bytedance.com

yjcloveyou@126.com

7675577+sunhaibotb@users.noreply.github.com

s.richter@data-artisans.com

Contributors Matrix (Per Month)

	Commits (3m)	Commit Days	-	-	-	1	3	-	1	1	2	-	1	2	1	-	-	1	2	2	1	2	1	1	-	6	2
snuyanzin@gmail.com	1	1	-	-	-		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
zakelly.lan@gmail.com	-	11	-	-	-	-		-	-			-	-	-		-	-	-						-	-	-	-
reswqa@163.com	-	2	-	-	-	-		-	-	-	-	-	-		-	-	-	-	-	-	-	-	-	-	-	-	-
m1a2@outlook.com	-	1	-	-	-	-		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
alexyinhan@gmail.com	-	1	-	-	-	-	-	-		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
zhiyisun@users.noreply.github.com	-	1	-	-	-	-	-	-	-	-		-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
dwysakowicz@apache.org	-	14	-	-	-	-	-	-	-	-	-	-		-	-	-	-	-	-	-	-	-	-	-	-	-	-
sam@quadrocket.co.uk	-	1	-	-	-	-	-	-	-	-	-	-	-		-	-	-	-	-	-	-	-	-	-	-	-	-
lincoln.86xy@gmail.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-	-	-	-	-	-	-	-	-
jrlee.ljr@gmail.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-	-	-	-	-	-	-	-
karmagyz@gmail.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-	-	-	-	-	-	-
zjureel@gmail.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-	-	-	-	-
gejing@gmail.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-	-	-
1996fanrui@gmail.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-
gabor_somogyi2@apple.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-
masteryhx@gmail.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-
xingbe528@gmail.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-
mvisser@confluent.io	-	3	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-		-
fredialei@gmail.com	-	6	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
huweihua.ckl@gmail.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
paullin3280@gmail.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
martijnvisser@apache.org	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
18653940+fredia@users.noreply.github.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
xbjtdcq@gmail.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
chesnay@apache.org	-	9	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
hxb@apache.org	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
khachatryan.roman@gmail.com	-	5	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
kaa.dev@yandex.ru	-	6	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
gaoyunhenhao@gmail.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
piotr.nowojski@gmail.com	-	39	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
kevin.cyj@alibaba-inc.com	-	4	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
yuli.mwj@alibaba-inc.com	-	3	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
tonysong820@gmail.com	-	2	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
buptliaojiayi@gmail.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
myasuka@live.com	-	4	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
leiyanfei.lyf@alibaba-inc.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
cyprestar@outlook.com	-	9	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
arvid@ververica.com	-	3	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
yuanmei.work@gmail.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
wangzhijiang999@aliyun.com	-	4	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
grv@dfdx.me	-	2	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
nico@ververica.com	-	8	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
zhuzhu.zz@alibaba-inc.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
sunhaibotb@163.com	-	4	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
liaojiayi@bytedance.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
liyu@apache.org	-	7	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
yjcloveyou@126.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
7675577+sunhaibotb@users.noreply.github.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
qcx978132955@gmail.com	-	2	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
s.richter@data-artisans.com	-	1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
nico@data-artisans.com	-	5	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
pnowojski@users.noreply.github.com	-	2	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
nico.kruber@gmail.com	-	2	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

Bots Matrix (Per Month)

Commits
(3m)

Commit
Days

-

No commits in past 30 days.

1 contributor (1 commit):

#	Contributor	First Commit	Latest Commit	Commits Count	File Updates (per extension)
1.	snuyanzin@gmail.com	2025-02-26	2025-02-26	1 (100%)	xml (1)

4 contributors (6 commits):

#	Contributor	First Commit	Latest Commit	Commits Count
1.	zakelly.lan@gmail.com	2023-09-20	2025-01-23	3 (50%)
2.	reswqa@163.com	2024-06-24	2025-01-22	1 (16%)
3.	snuyanzin@gmail.com	2025-02-26	2025-02-26	1 (16%)
4.	m1a2@outlook.com	2025-01-14	2025-01-14	1 (16%)

Contributor Dependencies

A contributor dependency is detected if two contributors have changed the same files in the past 180 days.

Contributor Dependencies via Shared Files

- show contributor dependencies 2D graph
- open 2D force graph
- open 3D force graph
- open 2D force graph (including all files)
- open 2D force graph (including only shared files)
- open 3D force graph (including all files)
- open 3D force graph (including only shared files)

	Contributor 1	Contributor 2	# shared files
1.	snuyanzin@gmail.com	reswqa@163.com	1 shared file pom.xml
2.	snuyanzin@gmail.com	zakelly.lan@gmail.com	1 shared file pom.xml
3.	reswqa@163.com	zakelly.lan@gmail.com	1 shared file pom.xml

Most Connected Contributors

	Contributor	# connections	# commits
1.	zakelly.lan@gmail.com	2	3
2.	reswqa@163.com	2	1
3.	snuyanzin@gmail.com	2	1
4.	m1a2@outlook.com	0	1

C-median: 2.0

A half of the contributors has more than 2.0 connections, and a half has less than this number.

C-mean: 2.0

An average number of connections a contributor has with other contributors.

C-index: 2.0

There are 2.0 contributors with 2.0 or more connections.

8 contributors (15 commits):

#	Contributor	First Commit	Latest Commit	Commits Count
1.	dwysakowicz@apache.org	2020-10-29	2024-07-09	1 (6%)
2.	zakelly.lan@gmail.com	2023-09-20	2025-01-23	7 (46%)
3.	reswqa@163.com	2024-06-24	2025-01-22	2 (13%)
4.	snuyanzin@gmail.com	2025-02-26	2025-02-26	1 (6%)
5.	m1a2@outlook.com	2025-01-14	2025-01-14	1 (6%)
6.	alexyinhan@gmail.com	2024-11-04	2024-11-04	1 (6%)
7.	zhiyisun@users.noreply.github.com	2024-09-10	2024-09-10	1 (6%)
8.	sam@quadrocket.co.uk	2024-06-12	2024-06-12	1 (6%)

Contributor Dependencies

A contributor dependency is detected if two contributors have changed the same files in the past 365 days.

Contributor Dependencies via Shared Files

- show contributor dependencies 2D graph
- open 2D force graph
- open 3D force graph
- open 2D force graph (including all files)
- open 2D force graph (including only shared files)
- open 3D force graph (including all files)
- open 3D force graph (including only shared files)

	Contributor 1	Contributor 2	# shared files
1.	zakelly.lan@gmail.com	m1a2@outlook.com	2 shared files
2.	snuyanzin@gmail.com	reswqa@163.com	1 shared file pom.xml
3.	snuyanzin@gmail.com	zakelly.lan@gmail.com	1 shared file pom.xml
4.	snuyanzin@gmail.com	dwysakowicz@apache.org	1 shared file pom.xml
5.	snuyanzin@gmail.com	sam@quadrocket.co.uk	1 shared file pom.xml
6.	reswqa@163.com	zakelly.lan@gmail.com	1 shared file pom.xml
7.	reswqa@163.com	dwysakowicz@apache.org	1 shared file pom.xml
8.	reswqa@163.com	sam@quadrocket.co.uk	1 shared file pom.xml
9.	zakelly.lan@gmail.com	dwysakowicz@apache.org	1 shared file pom.xml
10.	zakelly.lan@gmail.com	sam@quadrocket.co.uk	1 shared file pom.xml
11.	dwysakowicz@apache.org	sam@quadrocket.co.uk	1 shared file pom.xml
12.	zhiyisun@users.noreply.github.com	zakelly.lan@gmail.com	1 shared file

Most Connected Contributors

	Contributor	# connections	# commits
1.	zakelly.lan@gmail.com	6	7
2.	reswqa@163.com	4	2
3.	dwysakowicz@apache.org	4	1
4.	snuyanzin@gmail.com	4	1
5.	sam@quadrocket.co.uk	4	1
6.	m1a2@outlook.com	1	1
7.	zhiyisun@users.noreply.github.com	1	1
8.	alexyinhan@gmail.com	0	1

C-median: 4.0

A half of the contributors has more than 4.0 connections, and a half has less than this number.

C-mean: 3.4

An average number of connections a contributor has with other contributors.

C-index: 4.0

There are 4.0 contributors with 4.0 or more connections.

Contributors' details...