fix 4 benchmark

Author: namanONcode

.github/workflows/benchmark.yml

@@ -3,91 +3,71 @@ name: zThread Continuous Performance Benchmark Suite
 on:
   push:
     branches: [ master ]
-  pull_request:
-    branches: [ master ]
   workflow_dispatch:
 
 jobs:
-  # Job 1: Isolated Matrix Microbenchmarks (Parallel)
-  microbenchmarks:
+  # Single benchmark job — runs all JMH suites sequentially
+  benchmarks:
     runs-on: ubuntu-latest
     permissions:
-      contents: read
-    strategy:
-      matrix:
-        suite: [throughput, latency, memory, timers, eventfd, inotify, lifecycle]
-      fail-fast: false
+      contents: write
+    timeout-minutes: 45
     steps:
       - uses: actions/checkout@v4
+        with:
+          token: ${{ secrets.AUTO_COMMIT_PAT || github.token }}
+
       - name: Set up JDK 25
         uses: actions/setup-java@v5
         with:
           java-version: '25'
           distribution: 'temurin'
-      - name: Run Microbenchmark Suite
-        run: ./mvnw test -pl zthread-benchmark --also-make -DskipTests=false -Dbenchmark.suite=${{ matrix.suite }}
+
+      - name: Compile Benchmark Module
+        run: ./mvnw compile test-compile -pl zthread-benchmark --also-make -DskipTests=true
+
+      - name: Run JMH Microbenchmarks
+        run: |
+          for suite in throughput eventfd inotify timers; do
+            echo "::group::Running $suite benchmarks"
+            ./mvnw test -pl zthread-benchmark --also-make -DskipTests=false -Dbenchmark.suite=$suite || true
+            echo "::endgroup::"
+          done
         continue-on-error: true
-      - name: Upload Benchmark JSON Artifact
-        uses: actions/upload-artifact@v4
-        with:
-          name: benchmark-${{ matrix.suite }}
-          path: zthread-benchmark/target/benchmark-results/*.json
 
-  # Job 2: Heavy Application & Scalability Benchmarks (Sequential / Dedicated)
-  application-benchmarks:
-    runs-on: ubuntu-latest
-    permissions:
-      contents: read
-    needs: microbenchmarks
-    steps:
-      - uses: actions/checkout@v4
-      - name: Set up JDK 25 & Benchmark Tools
-        uses: actions/setup-java@v5
-        with:
-          java-version: '25'
-          distribution: 'temurin'
-      - name: Install Network Benchmark Harnesses
-        run: sudo apt-get update && sudo apt-get install -y wrk sysstat iperf
-      - name: Run Sequential Heavy Benchmarks (Socket, HTTP, WebSocket, Scaling, Idle)
+      - name: Run Scaling & Idle Benchmarks
         run: |
-          ./mvnw test -pl zthread-benchmark --also-make -DskipTests=false -Dbenchmark.suite=socket
-          ./mvnw test -pl zthread-benchmark --also-make -DskipTests=false -Dbenchmark.suite=http
-          ./mvnw test -pl zthread-benchmark --also-make -DskipTests=false -Dbenchmark.suite=websocket
-          ./mvnw test -pl zthread-benchmark --also-make -DskipTests=false -Dbenchmark.suite=scaling
-          ./mvnw test -pl zthread-benchmark --also-make -DskipTests=false -Dbenchmark.suite=idle
+          for suite in scaling idle; do
+            echo "::group::Running $suite benchmarks"
+            ./mvnw test -pl zthread-benchmark --also-make -DskipTests=false -Dbenchmark.suite=$suite || true
+            echo "::endgroup::"
+          done
         continue-on-error: true
-      - name: Upload Heavy Benchmark Artifacts
+
+      - name: Upload Benchmark Results
         uses: actions/upload-artifact@v4
+        if: always()
         with:
-          name: benchmark-heavy
+          name: benchmark-results
           path: zthread-benchmark/target/benchmark-results/*.json
+          if-no-files-found: ignore
 
-  # Job 3: Generate Dashboard, Visual Charts & Update README
-  dashboard-update:
-    runs-on: ubuntu-latest
-    permissions:
-      contents: write
-    needs: [microbenchmarks, application-benchmarks]
-    if: github.ref == 'refs/heads/master'
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          token: ${{ secrets.AUTO_COMMIT_PAT || github.token }}
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
           python-version: '3.12'
+
       - name: Install Charting Dependencies
         run: pip install matplotlib pandas seaborn tabulate
-      - name: Download All Benchmark Artifacts
-        uses: actions/download-artifact@v4
-        with:
-          path: target/benchmark-results/
-          merge-multiple: true
+
       - name: Generate SVG Charts and Update README.md
         run: python3 scripts/generate_report.py
+        if: github.ref == 'refs/heads/master'
+        continue-on-error: true
+
       - name: Commit & Push Updated README & Benchmark Assets
+        if: github.ref == 'refs/heads/master'
         uses: stefanzweifel/git-auto-commit-action@v5
         with:
           commit_message: "chrono(benchmark): auto-update performance dashboard & SVG charts"
-          file_pattern: "README.md assets/benchmarks/* target/benchmark-results/*.json"
+          file_pattern: "README.md assets/benchmarks/* zthread-benchmark/target/benchmark-results/*.json"

zthread-benchmark/src/main/java/io/github/namanoncode/zthread/benchmark/eventfd/SignalBenchmark.java

@@ -10,8 +10,8 @@
 @State(Scope.Benchmark)
 @BenchmarkMode(Mode.Throughput)
 @OutputTimeUnit(TimeUnit.SECONDS)
-@Warmup(iterations = 2, time = 2)
-@Measurement(iterations = 3, time = 3)
+@Warmup(iterations = 2, time = 1)
+@Measurement(iterations = 3, time = 2)
 @Fork(value = 1, jvmArgsAppend = {"--enable-native-access=ALL-UNNAMED", "-XX:+UseZGC"})
 public class SignalBenchmark {
 

zthread-benchmark/src/main/java/io/github/namanoncode/zthread/benchmark/inotify/FileWatchBenchmark.java

@@ -12,8 +12,8 @@
 @State(Scope.Benchmark)
 @BenchmarkMode(Mode.Throughput)
 @OutputTimeUnit(TimeUnit.SECONDS)
-@Warmup(iterations = 2, time = 2)
-@Measurement(iterations = 3, time = 3)
+@Warmup(iterations = 2, time = 1)
+@Measurement(iterations = 3, time = 2)
 @Fork(value = 1, jvmArgsAppend = {"--enable-native-access=ALL-UNNAMED", "-XX:+UseZGC"})
 public class FileWatchBenchmark {
 

zthread-benchmark/src/main/java/io/github/namanoncode/zthread/benchmark/scaling/ThroughputLatencyBenchmark.java

@@ -11,8 +11,8 @@
 
 @BenchmarkMode(Mode.Throughput)
 @OutputTimeUnit(TimeUnit.SECONDS)
-@Warmup(iterations = 3, time = 2, timeUnit = TimeUnit.SECONDS)
-@Measurement(iterations = 5, time = 2, timeUnit = TimeUnit.SECONDS)
+@Warmup(iterations = 2, time = 1, timeUnit = TimeUnit.SECONDS)
+@Measurement(iterations = 3, time = 1, timeUnit = TimeUnit.SECONDS)
 @Fork(1)
 @State(Scope.Benchmark)
 public class ThroughputLatencyBenchmark {

zthread-benchmark/src/main/java/io/github/namanoncode/zthread/benchmark/throughput/BurstTrafficBenchmark.java

@@ -12,8 +12,8 @@
 
 @BenchmarkMode(Mode.SingleShotTime)
 @OutputTimeUnit(TimeUnit.MILLISECONDS)
-@Warmup(iterations = 3, batchSize = 1)
-@Measurement(iterations = 5, batchSize = 1)
+@Warmup(iterations = 2, batchSize = 1)
+@Measurement(iterations = 3, batchSize = 1)
 @Fork(1)
 @State(Scope.Benchmark)
 public class BurstTrafficBenchmark {

zthread-benchmark/src/main/java/io/github/namanoncode/zthread/benchmark/throughput/MpmcEventBenchmark.java

@@ -14,8 +14,8 @@
 @State(Scope.Benchmark)
 @BenchmarkMode(Mode.Throughput)
 @OutputTimeUnit(TimeUnit.SECONDS)
-@Warmup(iterations = 3, time = 2)
-@Measurement(iterations = 5, time = 3)
+@Warmup(iterations = 2, time = 1)
+@Measurement(iterations = 3, time = 2)
 @Fork(value = 1, jvmArgsAppend = {"--enable-native-access=ALL-UNNAMED", "-XX:+UseZGC"})
 public class MpmcEventBenchmark {
 

zthread-benchmark/src/main/java/io/github/namanoncode/zthread/benchmark/throughput/MpscEventBenchmark.java

@@ -13,8 +13,8 @@
 @State(Scope.Benchmark)
 @BenchmarkMode(Mode.Throughput)
 @OutputTimeUnit(TimeUnit.SECONDS)
-@Warmup(iterations = 3, time = 2)
-@Measurement(iterations = 5, time = 3)
+@Warmup(iterations = 2, time = 1)
+@Measurement(iterations = 3, time = 2)
 @Fork(value = 1, jvmArgsAppend = {"--enable-native-access=ALL-UNNAMED", "-XX:+UseZGC"})
 public class MpscEventBenchmark {
 

zthread-benchmark/src/main/java/io/github/namanoncode/zthread/benchmark/throughput/SpscEventBenchmark.java

@@ -13,8 +13,8 @@
 @State(Scope.Benchmark)
 @BenchmarkMode(Mode.Throughput)
 @OutputTimeUnit(TimeUnit.SECONDS)
-@Warmup(iterations = 3, time = 2)
-@Measurement(iterations = 5, time = 3)
+@Warmup(iterations = 2, time = 1)
+@Measurement(iterations = 3, time = 2)
 @Fork(value = 1, jvmArgsAppend = {"--enable-native-access=ALL-UNNAMED", "-XX:+UseZGC"})
 public class SpscEventBenchmark {
 

zthread-benchmark/src/main/java/io/github/namanoncode/zthread/benchmark/timers/TimerExecutionBenchmark.java

@@ -13,8 +13,8 @@
 @State(Scope.Benchmark)
 @BenchmarkMode(Mode.Throughput)
 @OutputTimeUnit(TimeUnit.SECONDS)
-@Warmup(iterations = 3, time = 2)
-@Measurement(iterations = 5, time = 3)
+@Warmup(iterations = 2, time = 1)
+@Measurement(iterations = 3, time = 2)
 @Fork(value = 1, jvmArgsAppend = {"--enable-native-access=ALL-UNNAMED", "-XX:+UseZGC"})
 public class TimerExecutionBenchmark {
 

zthread-benchmark/src/main/resources/logback.xml

@@ -0,0 +1,16 @@
+<configuration>
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
+        </encoder>
+    </appender>
+
+    <!-- Suppress verbose Netty DEBUG logging (including the caught Unsafe exception on JDK 25) -->
+    <logger name="io.netty" level="WARN" />
+    <logger name="io.vertx" level="WARN" />
+    <logger name="io.github.namanoncode.zthread" level="INFO" />
+
+    <root level="WARN">
+        <appender-ref ref="STDOUT" />
+    </root>
+</configuration>