An overview of contributor trends.
Committed in past 6 months (a rookie = the first commit in past year)
Past 30 days (2):
Past 31 to 90 days (1):
Past 91 to 180 days (2):
Last contributors more than 6 months ago
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| dongjoon@apache.org | 21 | 57 |
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2 contributors (14 commits):
| # | Contributor |
First Commit |
Latest Commit |
Commits Count |
File Updates (per extension) |
|---|---|---|---|---|---|
| 1. | dongjoon@apache.org | 2024-03-29 | 2025-05-05 | 13 (92%) | yaml (12), (5), md (4), gradle (3), toml (2) |
| 2. | jiangzho@umich.edu | 2025-02-28 | 2025-04-12 | 1 (7%) | java (2) |
3 contributors (27 commits):
| # | Contributor |
First Commit |
Latest Commit |
Commits Count |
File Updates (per extension) |
|---|---|---|---|---|---|
| 1. | dongjoon@apache.org | 2024-03-29 | 2025-05-05 | 21 (77%) | yaml (23), (8), md (5), gradle (3), toml (3) |
| 2. | jiangzho@umich.edu | 2025-02-28 | 2025-04-12 | 4 (14%) | java (16), md (2), gradle (1) |
| 3. | jacob.salway@gmail.com | 2025-03-17 | 2025-03-17 | 2 (7%) | gradle (1), (1), toml (1) |
A contributor dependency is detected if two contributors have changed the same files in the past 90 days.
The number on lines shows the number of same files that both persons changed in past 90 days.
| Contributor 1 | Contributor 2 | # shared files | |
|---|---|---|---|
| 1. | dongjoon@apache.org | jacob.salway@gmail.com |
2 shared files
gradle/libs.versions.toml build-tools/docker/Dockerfile |
| 2. | dongjoon@apache.org | jiangzho@umich.edu |
2 shared files
build.gradle docs/spark_custom_resources.md |
| Contributor | # connections | # commits | |
|---|---|---|---|
| 1. | dongjoon@apache.org | 2 | 21 |
| 2. | jiangzho@umich.edu | 1 | 4 |
| 3. | jacob.salway@gmail.com | 1 | 2 |
C-median: 1.0
A half of the contributors has more than 1.0 connections, and a half has less than this number.
C-mean: 1.3
An average number of connections a contributor has with other contributors.
C-index: 1.0
There are 1.0 contributors with 1.0 or more connections.
5 contributors (37 commits):
| # | Contributor |
First Commit |
Latest Commit |
Commits Count |
|---|---|---|---|---|
| 1. | dongjoon@apache.org | 2024-03-29 | 2025-05-05 | 29 (78%) |
| 2. | zhou_jiang@apple.com | 2024-04-16 | 2024-12-03 | 1 (2%) |
| 3. | william@apache.org | 2024-08-08 | 2025-01-03 | 1 (2%) |
| 4. | jiangzho@umich.edu | 2025-02-28 | 2025-04-12 | 4 (10%) |
| 5. | jacob.salway@gmail.com | 2025-03-17 | 2025-03-17 | 2 (5%) |
A contributor dependency is detected if two contributors have changed the same files in the past 180 days.
The number on lines shows the number of same files that both persons changed in past 180 days.
| Contributor 1 | Contributor 2 | # shared files | |
|---|---|---|---|
| 1. | dongjoon@apache.org | william@apache.org |
3 shared files
gradle/wrapper/gradle-wrapper.properties gradlew build-tools/docker/Dockerfile |
| 2. | dongjoon@apache.org | jacob.salway@gmail.com |
2 shared files
gradle/libs.versions.toml build-tools/docker/Dockerfile |
| 3. | dongjoon@apache.org | jiangzho@umich.edu |
2 shared files
build.gradle docs/spark_custom_resources.md |
| 4. | jacob.salway@gmail.com | william@apache.org |
1 shared file
build-tools/docker/Dockerfile |
| 5. | dongjoon@apache.org | zhou_jiang@apple.com |
1 shared file
README.md |
| Contributor | # connections | # commits | |
|---|---|---|---|
| 1. | dongjoon@apache.org | 4 | 29 |
| 2. | jacob.salway@gmail.com | 2 | 2 |
| 3. | william@apache.org | 2 | 1 |
| 4. | jiangzho@umich.edu | 1 | 4 |
| 5. | zhou_jiang@apple.com | 1 | 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.
7 contributors (168 commits):
| # | Contributor |
First Commit |
Latest Commit |
Commits Count |
|---|---|---|---|---|
| 1. | dongjoon@apache.org | 2024-03-29 | 2025-05-05 | 128 (76%) |
| 2. | zhou_jiang@apple.com | 2024-04-16 | 2024-12-03 | 15 (8%) |
| 3. | qi_tan@apple.com | 2024-08-21 | 2024-09-30 | 10 (5%) |
| 4. | william@apache.org | 2024-08-08 | 2025-01-03 | 6 (3%) |
| 5. | jiangzho@umich.edu | 2025-02-28 | 2025-04-12 | 4 (2%) |
| 6. | dhyun@apple.com | 2024-05-03 | 2024-06-12 | 3 (1%) |
| 7. | jacob.salway@gmail.com | 2025-03-17 | 2025-03-17 | 2 (1%) |
A contributor dependency is detected if two contributors have changed the same files in the past 365 days.
The number on lines shows the number of same files that both persons changed in past 365 days.
| Contributor 1 | Contributor 2 | # shared files | |
|---|---|---|---|
| 1. | dongjoon@apache.org | zhou_jiang@apple.com |
76 shared files
spark-operator/src/test/java/org/apache/spark/k8s/operator/probe/ProbeServiceTest.java spark-operator/src/main/java/org/apache/spark/k8s/operator/metrics/source/KubernetesMetricsInterceptor.java spark-operator/src/main/java/org/apache/spark/k8s/operator/probe/HealthProbe.java dev/.rat-excludes spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/ClassLoadingUtils.java .github/workflows/build_and_test.yml .github/.licenserc.yaml spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/SparkAppReconciler.java spark-submission-worker/src/main/java/org/apache/spark/k8s/operator/SparkClusterResourceSpec.java build-tools/helm/spark-kubernetes-operator/templates/_helpers.tpl spark-operator/src/main/java/org/apache/spark/k8s/operator/config/SparkOperatorConfigMapReconciler.java spark-submission-worker/src/main/java/org/apache/spark/k8s/operator/SparkAppSubmissionWorker.java spark-operator-api/src/main/java/org/apache/spark/k8s/operator/utils/ModelUtils.java spark-operator/src/test/java/org/apache/spark/k8s/operator/metrics/sink/MockSink.java build-tools/docker/Dockerfile spark-operator/src/main/java/org/apache/spark/k8s/operator/probe/ReadinessProbe.java spark-operator/src/test/java/org/apache/spark/k8s/operator/probe/ReadinessProbeTest.java build-tools/helm/spark-kubernetes-operator/templates/tests/test-rbac.yaml examples/pyspark-pi.yaml build.gradle docs/operations.md spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/reconcilesteps/AppRunningStep.java settings.gradle spark-operator/build.gradle spark-operator/src/test/java/org/apache/spark/k8s/operator/metrics/healthcheck/SentinelManagerTest.java spark-submission-worker/src/test/java/org/apache/spark/k8s/operator/SparkAppSubmissionWorkerTest.java examples/prod-cluster-with-three-workers.yaml spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/observers/AppDriverReadyObserver.java spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/reconcilesteps/AppReconcileStep.java spark-operator-api/src/main/java/org/apache/spark/k8s/operator/spec/WorkerSpec.java spark-operator-api/build.gradle spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/SparkAppStatusUtils.java spark-operator/src/main/java/org/apache/spark/k8s/operator/metrics/PrometheusPullModelHandler.java spark-operator/src/main/java/org/apache/spark/k8s/operator/metrics/MetricsService.java spark-submission-worker/build.gradle spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/ProbeUtil.java spark-operator/src/test/java/org/apache/spark/k8s/operator/probe/HealthProbeTest.java spark-operator/src/main/java/org/apache/spark/k8s/operator/config/SparkOperatorConfManager.java spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/SparkAppResourceSpecFactory.java examples/cluster-on-yunikorn.yaml spark-operator-api/src/main/java/org/apache/spark/k8s/operator/spec/ClusterSpec.java build-tools/helm/spark-kubernetes-operator/templates/operator-rbac.yaml spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/ReconcilerUtils.java spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/observers/BaseAppDriverObserver.java spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/observers/AppDriverTimeoutObserver.java spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/observers/AppDriverRunningObserver.java examples/pi-scala.yaml gradle.properties examples/qa-cluster-with-one-worker.yaml spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/reconcilesteps/AppInitStep.java spark-operator/src/test/java/org/apache/spark/k8s/operator/reconciler/reconcilesteps/AppCleanUpStepTest.java spark-operator/src/test/java/org/apache/spark/k8s/operator/metrics/source/KubernetesMetricsInterceptorTest.java build-tools/helm/spark-kubernetes-operator/values.yaml spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/LoggingUtils.java spark-submission-worker/src/test/java/org/apache/spark/k8s/operator/SparkClusterResourceSpecTest.java spark-operator-api/src/main/java/org/apache/spark/k8s/operator/Constants.java spark-operator/src/test/java/org/apache/spark/k8s/operator/metrics/source/OperatorJosdkMetricsTest.java docs/spark_custom_resources.md spark-operator/src/main/java/org/apache/spark/k8s/operator/SparkOperator.java spark-operator/src/test/java/org/apache/spark/k8s/operator/reconciler/SparkAppResourceSpecFactoryTest.java spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/observers/AppDriverStartObserver.java spark-operator/src/main/java/org/apache/spark/k8s/operator/config/SparkOperatorConf.java README.md spark-operator-api/src/main/java/org/apache/spark/k8s/operator/spec/MasterSpec.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/StatusRecorder.java spark-operator/src/main/java/org/apache/spark/k8s/operator/config/ConfigOption.java spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/observers/BaseSecondaryResourceObserver.java spark-operator/src/test/java/org/apache/spark/k8s/operator/SparkOperatorTest.java spark-operator/src/test/java/org/apache/spark/k8s/operator/metrics/MetricsSystemTest.java spark-operator/src/test/java/org/apache/spark/k8s/operator/reconciler/SparkAppReconcilerTest.java spark-operator-api/src/test/java/org/apache/spark/k8s/operator/spec/ClusterSpecTest.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/SparkExceptionUtils.java spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/reconcilesteps/AppValidateStep.java spark-submission-worker/src/test/java/org/apache/spark/k8s/operator/SparkClusterSubmissionWorkerTest.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/Utils.java build-tools/docker/docker-entrypoint.sh |
| 2. | william@apache.org | zhou_jiang@apple.com |
28 shared files
spark-operator/src/test/java/org/apache/spark/k8s/operator/probe/ProbeServiceTest.java spark-operator/src/main/java/org/apache/spark/k8s/operator/client/KubernetesClientFactory.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/ClassLoadingUtils.java spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/SparkAppReconciler.java spark-operator-api/src/main/java/org/apache/spark/k8s/operator/utils/ModelUtils.java build-tools/docker/Dockerfile spark-operator/src/main/java/org/apache/spark/k8s/operator/metrics/MetricsSystem.java spark-operator/src/test/java/org/apache/spark/k8s/operator/utils/TestUtils.java spark-submission-worker/src/main/java/org/apache/spark/k8s/operator/SparkAppDriverConf.java spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/reconcilesteps/AppRunningStep.java spark-operator/src/main/java/org/apache/spark/k8s/operator/metrics/source/OperatorJosdkMetrics.java spark-operator/src/main/java/org/apache/spark/k8s/operator/probe/ProbeService.java spark-operator/src/main/java/org/apache/spark/k8s/operator/metrics/MetricsSystemFactory.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/SparkAppStatusUtils.java spark-operator/src/main/java/org/apache/spark/k8s/operator/metrics/MetricsService.java spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/ReconcileProgress.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/ProbeUtil.java spark-operator/src/test/java/org/apache/spark/k8s/operator/probe/HealthProbeTest.java spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/SparkAppResourceSpecFactory.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/ReconcilerUtils.java spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/observers/AppDriverTimeoutObserver.java spark-operator/src/main/java/org/apache/spark/k8s/operator/config/SparkOperatorConf.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/StatusRecorder.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/PodUtils.java spark-operator/src/test/java/org/apache/spark/k8s/operator/reconciler/SparkAppReconcilerTest.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/SparkExceptionUtils.java spark-operator/src/main/java/org/apache/spark/k8s/operator/metrics/healthcheck/SentinelManager.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/Utils.java |
| 3. | dongjoon@apache.org | william@apache.org |
22 shared files
spark-operator/src/test/java/org/apache/spark/k8s/operator/probe/ProbeServiceTest.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/ClassLoadingUtils.java gradle/wrapper/gradle-wrapper.properties spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/SparkAppReconciler.java spark-operator-api/src/main/java/org/apache/spark/k8s/operator/utils/ModelUtils.java build-tools/docker/Dockerfile spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/reconcilesteps/AppRunningStep.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/SparkAppStatusUtils.java spark-operator/src/main/java/org/apache/spark/k8s/operator/metrics/MetricsService.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/ProbeUtil.java config/pmd/ruleset.xml spark-operator/src/test/java/org/apache/spark/k8s/operator/probe/HealthProbeTest.java spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/SparkAppResourceSpecFactory.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/ReconcilerUtils.java spark-operator/src/main/java/org/apache/spark/k8s/operator/reconciler/observers/AppDriverTimeoutObserver.java gradlew spark-operator/src/main/java/org/apache/spark/k8s/operator/config/SparkOperatorConf.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/StatusRecorder.java spark-operator/src/test/java/org/apache/spark/k8s/operator/reconciler/SparkAppReconcilerTest.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/SparkExceptionUtils.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/Utils.java spark-operator-api/src/main/java/org/apache/spark/k8s/operator/status/ApplicationStatus.java |
| 4. | dongjoon@apache.org | qi_tan@apple.com |
9 shared files
tests/e2e/watched-namespaces/spark-operator-dynamic-config-2.yaml tests/e2e/python/chainsaw-test.yaml .github/workflows/build_and_test.yml tests/e2e/watched-namespaces/spark-example.yaml tests/e2e/state-transition/spark-example-succeeded.yaml tests/e2e/state-transition/spark-cluster-example-succeeded.yaml tests/e2e/watched-namespaces/spark-operator-dynamic-config-1.yaml build-tools/helm/spark-kubernetes-operator/values.yaml tests/e2e/spark-versions/chainsaw-test.yaml |
| 5. | zhou_jiang@apple.com | jiangzho@umich.edu |
7 shared files
spark-submission-worker/src/main/java/org/apache/spark/k8s/operator/SparkAppResourceSpec.java spark-submission-worker/src/main/java/org/apache/spark/k8s/operator/SparkAppSubmissionWorker.java build.gradle spark-submission-worker/src/test/java/org/apache/spark/k8s/operator/SparkAppResourceSpecTest.java spark-operator/src/main/java/org/apache/spark/k8s/operator/metrics/PrometheusPullModelHandler.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/ProbeUtil.java docs/spark_custom_resources.md |
| 6. | qi_tan@apple.com | zhou_jiang@apple.com |
5 shared files
.github/workflows/build_and_test.yml tests/e2e/helm/dynamic-config-values.yaml build-tools/helm/spark-kubernetes-operator/templates/workload-rbac.yaml build-tools/helm/spark-kubernetes-operator/values.yaml tests/e2e/spark-versions/spark-example.yaml |
| 7. | dongjoon@apache.org | jiangzho@umich.edu |
5 shared files
spark-submission-worker/src/main/java/org/apache/spark/k8s/operator/SparkAppSubmissionWorker.java build.gradle spark-operator/src/main/java/org/apache/spark/k8s/operator/metrics/PrometheusPullModelHandler.java spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/ProbeUtil.java docs/spark_custom_resources.md |
| 8. | dongjoon@apache.org | jacob.salway@gmail.com |
3 shared files
gradle/libs.versions.toml build-tools/docker/Dockerfile spark-operator/build.gradle |
| 9. | jacob.salway@gmail.com | zhou_jiang@apple.com |
2 shared files
build-tools/docker/Dockerfile spark-operator/build.gradle |
| 10. | dongjoon@apache.org | dhyun@apple.com |
2 shared files
build.gradle gradle.properties |
| 11. | zhou_jiang@apple.com | dhyun@apple.com |
2 shared files
build.gradle gradle.properties |
| 12. | jacob.salway@gmail.com | william@apache.org |
1 shared file
build-tools/docker/Dockerfile |
| 13. | jiangzho@umich.edu | dhyun@apple.com |
1 shared file
build.gradle |
| 14. | william@apache.org | jiangzho@umich.edu |
1 shared file
spark-operator/src/main/java/org/apache/spark/k8s/operator/utils/ProbeUtil.java |
| Contributor | # connections | # commits | |
|---|---|---|---|
| 1. | dongjoon@apache.org | 6 | 128 |
| 2. | zhou_jiang@apple.com | 6 | 15 |
| 3. | william@apache.org | 4 | 6 |
| 4. | jiangzho@umich.edu | 4 | 4 |
| 5. | dhyun@apple.com | 3 | 3 |
| 6. | jacob.salway@gmail.com | 3 | 2 |
| 7. | qi_tan@apple.com | 2 | 10 |
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: 4.0
An average number of connections a contributor has with other contributors.
C-index: 3.0
There are 3.0 contributors with 3.0 or more connections.
