infra: set github actions max-parallel to 15 (#15339)

Author: kevinjqliu

.github/workflows/delta-conversion-ci.yml

@@ -71,6 +71,7 @@ jobs:
   delta-conversion-scala-2-12-tests:
     runs-on: ubuntu-24.04
     strategy:
+      max-parallel: 15
       matrix:
         jvm: [17, 21]
     env:
@@ -100,6 +101,7 @@ jobs:
   delta-conversion-scala-2-13-tests:
     runs-on: ubuntu-24.04
     strategy:
+      max-parallel: 15
       matrix:
         jvm: [17, 21]
     env:

.github/workflows/docs-ci.yml

@@ -29,6 +29,7 @@ jobs:
   build-docs:
     runs-on: ${{ matrix.os }}
     strategy:
+      max-parallel: 15
       matrix:
         os: [ubuntu-latest, macos-latest]
     steps:

.github/workflows/flink-ci.yml

@@ -73,6 +73,7 @@ jobs:
   flink-scala-2-12-tests:
     runs-on: ubuntu-24.04
     strategy:
+      max-parallel: 15
       matrix:
         jvm: [17, 21]
         flink: ['1.20', '2.0', '2.1']

.github/workflows/hive-ci.yml

@@ -72,6 +72,7 @@ jobs:
   hive2-tests:
     runs-on: ubuntu-24.04
     strategy:
+      max-parallel: 15
       matrix:
         jvm: [17, 21]
     env:

.github/workflows/java-ci.yml

@@ -67,6 +67,7 @@ jobs:
   core-tests:
     runs-on: ubuntu-24.04
     strategy:
+      max-parallel: 15
       matrix:
         jvm: [17, 21]
     env:
@@ -96,6 +97,7 @@ jobs:
   build-checks:
     runs-on: ubuntu-24.04
     strategy:
+      max-parallel: 15
       matrix:
         jvm: [17, 21]
     steps:
@@ -109,6 +111,7 @@ jobs:
   build-javadoc:
     runs-on: ubuntu-24.04
     strategy:
+      max-parallel: 15
       matrix:
         jvm: [17, 21]
     steps:

.github/workflows/jmh-benchmarks.yml

@@ -70,6 +70,7 @@ jobs:
     runs-on: ubuntu-24.04
     strategy:
       fail-fast: false
+      max-parallel: 15
       matrix:
         benchmark: ${{ fromJson(needs.matrix.outputs.matrix) }}
     env:

.github/workflows/kafka-connect-ci.yml

@@ -72,6 +72,7 @@ jobs:
   kafka-connect-tests:
     runs-on: ubuntu-24.04
     strategy:
+      max-parallel: 15
       matrix:
         jvm: [17, 21]
     env:

.github/workflows/recurring-jmh-benchmarks.yml

@@ -31,6 +31,7 @@ jobs:
     runs-on: ubuntu-24.04
     strategy:
       fail-fast: false
+      max-parallel: 15
       matrix:
         # TODO: "IcebergSortCompactionBenchmark" seems to run indefinitely
         benchmark: ["SparkParquetReadersFlatDataBenchmark", "SparkParquetReadersNestedDataBenchmark",

.github/workflows/spark-ci.yml

@@ -71,6 +71,7 @@ jobs:
   spark-tests:
     runs-on: ubuntu-24.04
     strategy:
+      max-parallel: 15
       matrix:
         jvm: [17, 21]
         spark: ['3.4', '3.5', '4.0', '4.1']