From https://github.com/viritin/svg-visualizations * branch main -> FETCH_HEAD Already on 'main' Your branch is up to date with 'origin/main'. HEAD is now at 8144624 deps so that they build also with Spring Boot 404 aka Jackson not Found $ mvn versions:set-property -Dproperty=vaadin.version -DnewVersion=25.2-SNAPSHOT -DgenerateBackupPoms=false -B --no-transfer-progress --settings /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/settings.xml [INFO] Scanning for projects... [WARNING] [WARNING] Some problems were encountered while building the effective model for in.virit:svg-visualizations:jar:1.0.1-SNAPSHOT [WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-surefire-plugin is missing. @ line 100, column 21 [WARNING] [WARNING] It is highly recommended to fix these problems because they threaten the stability of your build. [WARNING] [WARNING] For this reason, future Maven versions might no longer support building such malformed projects. [WARNING] [INFO] [INFO] --------------------< in.virit:svg-visualizations >--------------------- [INFO] Building svg-vizualizations 1.0.1-SNAPSHOT [INFO] from pom.xml [INFO] --------------------------------[ jar ]--------------------------------- [INFO] [INFO] --- versions:2.21.0:set-property (default-cli) @ svg-visualizations --- [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 2.286 s [INFO] Finished at: 2026-06-12T21:37:25Z [INFO] ------------------------------------------------------------------------ $ mvn versions:set -DnewVersion=25.2-SNAPSHOT -DartifactId=vaadin-bom -DgenerateBackupPoms=false -B --no-transfer-progress --settings /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/settings.xml [INFO] Scanning for projects... [WARNING] [WARNING] Some problems were encountered while building the effective model for in.virit:svg-visualizations:jar:1.0.1-SNAPSHOT [WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-surefire-plugin is missing. @ line 100, column 21 [WARNING] [WARNING] It is highly recommended to fix these problems because they threaten the stability of your build. [WARNING] [WARNING] For this reason, future Maven versions might no longer support building such malformed projects. [WARNING] [INFO] [INFO] --------------------< in.virit:svg-visualizations >--------------------- [INFO] Building svg-vizualizations 1.0.1-SNAPSHOT [INFO] from pom.xml [INFO] --------------------------------[ jar ]--------------------------------- [INFO] [INFO] --- versions:2.21.0:set (default-cli) @ svg-visualizations --- [INFO] Searching for local aggregator root... [INFO] Local aggregation root: /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/svg-visualizations [INFO] Processing change of in.virit:vaadin-bom:1.0.1-SNAPSHOT -> 25.2-SNAPSHOT [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 2.365 s [INFO] Finished at: 2026-06-12T21:37:30Z [INFO] ------------------------------------------------------------------------ $ mvn clean verify -B --no-transfer-progress --settings /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/settings.xml -DskipPerformanceValidation=true [INFO] Scanning for projects... [WARNING] [WARNING] Some problems were encountered while building the effective model for in.virit:svg-visualizations:jar:1.0.1-SNAPSHOT [WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-surefire-plugin is missing. @ line 100, column 21 [WARNING] [WARNING] It is highly recommended to fix these problems because they threaten the stability of your build. [WARNING] [WARNING] For this reason, future Maven versions might no longer support building such malformed projects. [WARNING] [INFO] [INFO] --------------------< in.virit:svg-visualizations >--------------------- [INFO] Building svg-vizualizations 1.0.1-SNAPSHOT [INFO] from pom.xml [INFO] --------------------------------[ jar ]--------------------------------- [INFO] [INFO] --- clean:3.2.0:clean (default-clean) @ svg-visualizations --- [INFO] Deleting /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/svg-visualizations/target [INFO] [INFO] --- flatten:1.7.0:clean (flatten.clean) @ svg-visualizations --- [INFO] Deleting /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/svg-visualizations/.flattened-pom.xml [INFO] [INFO] --- resources:3.3.1:resources (default-resources) @ svg-visualizations --- [INFO] skip non existing resourceDirectory /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/svg-visualizations/src/main/resources [INFO] [INFO] --- flatten:1.7.0:flatten (flatten) @ svg-visualizations --- [INFO] Generating flattened POM of project in.virit:svg-visualizations:jar:1.0.1-SNAPSHOT... [INFO] [INFO] --- compiler:3.13.0:compile (default-compile) @ svg-visualizations --- [INFO] Recompiling the module because of changed source code. [INFO] Compiling 2 source files with javac [debug release 21] to target/classes [INFO] [INFO] --- resources:3.3.1:testResources (default-testResources) @ svg-visualizations --- [INFO] skip non existing resourceDirectory /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/svg-visualizations/src/test/resources [INFO] [INFO] --- compiler:3.13.0:testCompile (default-testCompile) @ svg-visualizations --- [INFO] Recompiling the module because of changed dependency. [INFO] Compiling 13 source files with javac [debug release 21] to target/test-classes [INFO] /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/svg-visualizations/src/test/java/org/vaadin/svgvis/it/SvgVisualizationsIT.java: /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/svg-visualizations/src/test/java/org/vaadin/svgvis/it/SvgVisualizationsIT.java uses or overrides a deprecated API. [INFO] /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/svg-visualizations/src/test/java/org/vaadin/svgvis/it/SvgVisualizationsIT.java: Recompile with -Xlint:deprecation for details. [INFO] [INFO] --- surefire:3.2.5:test (default-test) @ svg-visualizations --- [INFO] Using auto detected provider org.apache.maven.surefire.junitplatform.JUnitPlatformProvider [INFO] [INFO] ------------------------------------------------------- [INFO] T E S T S [INFO] ------------------------------------------------------- [INFO] Running org.vaadin.svgvis.RenderingPerformanceTest Loaded 948423 weather records === System Information === CPU Model: AMD EPYC-Rome Processor CPU Cores: 4 OS: Linux 6.8.0-124-generic Java: 21 (Eclipse Adoptium) Architecture: amd64 === Baseline Info === Last Updated: 2026-06-12T19:50:12.513069571Z Baseline CPU: AMD EPYC-Rome Processor Baseline OS: Linux Loaded 948423 weather records for performance testing 21:38:05.463 [main] INFO com.vaadin.flow.server.DefaultDeploymentConfiguration -- Vaadin is running in production mode. === SparkLine draw() CPU Time Analysis === Measuring time to execute draw() with real components... Data Points | No Smoothing | Moving Avg | RDP -------------|----------------|----------------|---------------- 100 | 1.35 ms | 1.63 ms | 2.71 ms 1,000 | 4.21 ms | 2.05 ms | 2.10 ms 10,000 | 37.07 ms | 9.47 ms | 11.85 ms 49,871 | 69.76 ms | 3.47 ms | 71.67 ms 97,643 | 195.23 ms | 14.01 ms | 10.59 ms 495,995 | 330.79 ms | 31.04 ms | 22.23 ms 944,282 | 654.45 ms | 180.88 ms | 67.24 ms Note: Times include full SVG element creation and DOM operations. === WindRose draw() CPU Time Analysis === Measuring time to aggregate and draw WindRose with real components... Input Records | Aggregation | Draw | Total --------------|----------------|----------------|---------------- 1,000 | 433.5 µs | 1.29 ms | 1.72 ms 10,000 | 1.84 ms | 1.91 ms | 3.75 ms 50,000 | 23.32 ms | 2.93 ms | 26.26 ms 100,000 | 8.12 ms | 1.80 ms | 9.92 ms 500,000 | 25.66 ms | 614.9 µs | 26.28 ms 948,423 | 42.30 ms | 746.8 µs | 43.04 ms Note: WindRose aggregation is O(n), but draw is O(sectors) = O(1). === Scaling Behavior Analysis === Comparing how draw time scales with data size... Multiplier | Data Size | NONE (rel) | MovingAvg (rel) | RDP (rel) -----------|--------------|----------------|-----------------|---------------- 1x | 10,000 | 11.94 ms ( 0.4x) | 3.78 ms ( 1.6x) | 2.76 ms ( 1.4x) 2x | 19,996 | 20.81 ms ( 0.7x) | 3.87 ms ( 1.6x) | 1.64 ms ( 0.9x) 5x | 49,871 | 23.46 ms ( 0.8x) | 7.39 ms ( 3.1x) | 5.97 ms ( 3.1x) 10x | 97,643 | 56.74 ms ( 2.0x) | 5.32 ms ( 2.2x) | 4.17 ms ( 2.2x) 20x | 196,569 | 178.24 ms ( 6.1x) | 11.12 ms ( 4.6x) | 8.48 ms ( 4.4x) 50x | 495,995 | 311.70 ms (10.7x) | 35.67 ms (14.8x) | 25.00 ms (13.1x) Ideal O(n): time should grow linearly with multiplier. With smoothing: time for SVG creation is ~constant after reduction. === Output Size vs Draw Time === Comparing output point count and actual draw time... Input Points | MA Elements | MA Draw Time | RDP Elements | RDP Draw Time -------------|-------------|----------------|--------------|---------------- 1,000 | 5 | 589.2 µs | 5 | 227.0 µs 10,000 | 5 | 1.25 ms | 5 | 2.71 ms 97,643 | 5 | 10.21 ms | 5 | 4.46 ms 495,995 | 5 | 56.81 ms | 5 | 46.27 ms 944,282 | 5 | 110.47 ms | 5 | 133.13 ms Element count reflects SVG complexity after smoothing. === Multi-Series SparkLine Draw Time === Measuring draw time with multiple data series... Series Count | Moving Avg | RDP -------------|----------------|---------------- 1 | 11.33 ms | 5.78 ms 2 | 16.56 ms | 24.06 ms 3 | 18.44 ms | 24.79 ms 5 | 31.29 ms | 29.86 ms Draw time scales with number of series. === Performance Summary === ✓ sparkline.none.100: 1.35 ms (baseline: 4.93 ms, -72.6%) ✓ sparkline.movingAvg.100: 1.63 ms (baseline: 4.23 ms, -61.5%) sparkline.rdp.100: 2.71 ms (baseline: 2.64 ms, +2.8%) ✓ sparkline.none.1000: 4.21 ms (baseline: 5.48 ms, -23.2%) ✓ sparkline.movingAvg.1000: 2.05 ms (baseline: 2.40 ms, -14.7%) ✓ sparkline.rdp.1000: 2.10 ms (baseline: 4.27 ms, -50.8%) ⚠️ sparkline.none.10000: 37.07 ms (baseline: 12.46 ms, +197.4%) ⚠️ sparkline.movingAvg.10000: 9.47 ms (baseline: 3.20 ms, +196.3%) ⚠️ sparkline.rdp.10000: 11.85 ms (baseline: 5.23 ms, +126.4%) ⚠️ sparkline.none.50000: 69.76 ms (baseline: 45.43 ms, +53.6%) ✓ sparkline.movingAvg.50000: 3.47 ms (baseline: 11.82 ms, -70.6%) ✓ sparkline.rdp.50000: 71.67 ms (baseline: 103.52 ms, -30.8%) ⚠️ sparkline.none.100000: 195.23 ms (baseline: 125.63 ms, +55.4%) ⚠️ sparkline.movingAvg.100000: 14.01 ms (baseline: 8.54 ms, +64.1%) ⚠️ sparkline.rdp.100000: 10.59 ms (baseline: 7.00 ms, +51.2%) ✓ sparkline.none.500000: 330.79 ms (baseline: 413.44 ms, -20.0%) ✓ sparkline.movingAvg.500000: 31.04 ms (baseline: 39.69 ms, -21.8%) ✓ sparkline.rdp.500000: 22.23 ms (baseline: 27.19 ms, -18.2%) sparkline.none.948423: 654.45 ms (baseline: 594.35 ms, +10.1%) sparkline.movingAvg.948423: 180.88 ms (baseline: 154.36 ms, +17.2%) ✓ sparkline.rdp.948423: 67.24 ms (baseline: 176.51 ms, -61.9%) ✓ windrose.aggregation.1000: 433.5 µs (baseline: 3.50 ms, -87.6%) ✓ windrose.draw.1000: 1.29 ms (baseline: 1.54 ms, -16.5%) windrose.aggregation.10000: 1.84 ms (baseline: 1.58 ms, +16.7%) windrose.draw.10000: 1.91 ms (baseline: 1.95 ms, -2.0%) ⚠️ windrose.aggregation.50000: 23.32 ms (baseline: 7.84 ms, +197.6%) ⚠️ windrose.draw.50000: 2.93 ms (baseline: 1.40 ms, +108.8%) windrose.aggregation.100000: 8.12 ms (baseline: 7.35 ms, +10.4%) ⚠️ windrose.draw.100000: 1.80 ms (baseline: 1.18 ms, +52.6%) ⚠️ windrose.aggregation.500000: 25.66 ms (baseline: 20.22 ms, +26.9%) windrose.draw.500000: 614.9 µs (baseline: 575.8 µs, +6.8%) windrose.aggregation.948423: 42.30 ms (baseline: 39.98 ms, +5.8%) ⚠️ windrose.draw.948423: 746.8 µs (baseline: 613.7 µs, +21.7%) ⚠️ scaling.none.1x: 11.94 ms (baseline: 9.44 ms, +26.6%) ⚠️ scaling.movingAvg.1x: 3.78 ms (baseline: 1.26 ms, +199.2%) ⚠️ scaling.rdp.1x: 2.76 ms (baseline: 1.32 ms, +108.1%) ⚠️ scaling.none.2x: 20.81 ms (baseline: 12.65 ms, +64.4%) ⚠️ scaling.movingAvg.2x: 3.87 ms (baseline: 1.51 ms, +155.6%) ⚠️ scaling.rdp.2x: 1.64 ms (baseline: 813.4 µs, +101.3%) scaling.none.5x: 23.46 ms (baseline: 22.59 ms, +3.8%) ⚠️ scaling.movingAvg.5x: 7.39 ms (baseline: 4.30 ms, +72.1%) scaling.rdp.5x: 5.97 ms (baseline: 5.51 ms, +8.2%) ✓ scaling.none.10x: 56.74 ms (baseline: 91.35 ms, -37.9%) ✓ scaling.movingAvg.10x: 5.32 ms (baseline: 13.37 ms, -60.2%) ✓ scaling.rdp.10x: 4.17 ms (baseline: 5.65 ms, -26.2%) ⚠️ scaling.none.20x: 178.24 ms (baseline: 114.51 ms, +55.7%) ✓ scaling.movingAvg.20x: 11.12 ms (baseline: 32.02 ms, -65.3%) ✓ scaling.rdp.20x: 8.48 ms (baseline: 12.54 ms, -32.4%) scaling.none.50x: 311.70 ms (baseline: 303.21 ms, +2.8%) ✓ scaling.movingAvg.50x: 35.67 ms (baseline: 86.94 ms, -59.0%) scaling.rdp.50x: 25.00 ms (baseline: 20.84 ms, +19.9%) ✓ multiseries.movingAvg.1series: 11.33 ms (baseline: 14.71 ms, -23.0%) ✓ multiseries.rdp.1series: 5.78 ms (baseline: 9.67 ms, -40.3%) ⚠️ multiseries.movingAvg.2series: 16.56 ms (baseline: 11.43 ms, +44.9%) multiseries.rdp.2series: 24.06 ms (baseline: 21.73 ms, +10.7%) ⚠️ multiseries.movingAvg.3series: 18.44 ms (baseline: 14.88 ms, +23.9%) ⚠️ multiseries.rdp.3series: 24.79 ms (baseline: 20.40 ms, +21.6%) ⚠️ multiseries.movingAvg.5series: 31.29 ms (baseline: 25.22 ms, +24.1%) ✓ multiseries.rdp.5series: 29.86 ms (baseline: 49.95 ms, -40.2%) Baseline saved to: /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/svg-visualizations/performance-baseline.properties [WARNING] Tests run: 6, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 46.03 s -- in org.vaadin.svgvis.RenderingPerformanceTest [INFO] Running org.vaadin.svgvis.unit.WindRoseTest [INFO] Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.016 s -- in org.vaadin.svgvis.unit.WindRoseTest [INFO] Running org.vaadin.svgvis.unit.SvgSparkLineTest [INFO] Tests run: 8, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.024 s -- in org.vaadin.svgvis.unit.SvgSparkLineTest [INFO] Running org.vaadin.svgvis.SessionWeightTest Loaded 948423 weather records for testing === DataPoints Session Weight Analysis === Measuring serialized size of SvgSparkLine.DataPoint lists... Data points: 100 -> Serialized: 2.3 KB (23.2 bytes/point) Data points: 1,000 -> Serialized: 21.6 KB (22.1 bytes/point) Data points: 10,000 -> Serialized: 215.0 KB (22.0 bytes/point) Data points: 49,871 -> Serialized: 1.0 MB (22.0 bytes/point) Data points: 97,643 -> Serialized: 2.0 MB (22.0 bytes/point) Data points: 495,995 -> Serialized: 10.4 MB (22.0 bytes/point) Data points: 944,282 -> Serialized: 19.8 MB (22.0 bytes/point) === WindRose Data Session Weight Analysis === WindRose aggregates data into fixed sectors, so weight is constant. Input records: 100 -> Aggregated to 16 sectors -> Serialized: 505 B Input records: 1,000 -> Aggregated to 16 sectors -> Serialized: 505 B Input records: 10,000 -> Aggregated to 16 sectors -> Serialized: 505 B Input records: 50,000 -> Aggregated to 16 sectors -> Serialized: 505 B Input records: 100,000 -> Aggregated to 16 sectors -> Serialized: 505 B Input records: 500,000 -> Aggregated to 16 sectors -> Serialized: 505 B Input records: 948,423 -> Aggregated to 16 sectors -> Serialized: 505 B Conclusion: WindRose weight is ~constant regardless of input size! === Session Weight Growth Comparison === Comparing growth patterns of different data storage approaches... Size | Raw Data | Before Draw | After Smooth | After Draw | WindRose -------------|----------------|----------------|----------------|----------------|---------- 1,000 | 259.4 KB | 21.6 KB | 1.2 KB | 58 B | 155 B 10,000 | 2.5 MB | 215.0 KB | 1.2 KB | 58 B | 155 B 100,000 | 25.3 MB | 2.1 MB | 1.2 KB | 58 B | 155 B 948,423 | 239.7 MB | 19.9 MB | 1.2 KB | 58 B | 155 B Key insight: After draw(), SparkLine clears all data - session weight is ~0! Data is only needed during draw(), SVG elements retain the visualization. === Raw Weather Data Session Weight === For comparison: size of raw RawWeatherStationData objects... Raw records: 100 -> Serialized: 26.4 KB (271 bytes/record) Raw records: 1,000 -> Serialized: 259.4 KB (266 bytes/record) Raw records: 10,000 -> Serialized: 2.5 MB (265 bytes/record) Raw records: 50,000 -> Serialized: 12.6 MB (265 bytes/record) Raw records: 100,000 -> Serialized: 25.3 MB (265 bytes/record) Raw records: 500,000 -> Serialized: 126.4 MB (265 bytes/record) Raw records: 948,423 -> Serialized: 239.7 MB (265 bytes/record) === RDP Algorithm Point Reduction === Measuring how RDP reduces data points while preserving shape... Input Points | RDP Points | Reduction | Serialized Size -------------|------------|-----------|---------------- 100 | 40 | 60.0% | 997 B 1,000 | 132 | 86.8% | 3.0 KB 10,000 | 84 | 99.2% | 1.9 KB 49,871 | 94 | 99.8% | 2.1 KB 97,643 | 95 | 99.9% | 2.2 KB 944,282 | 187 | 100.0% | 4.1 KB RDP preserves shape-significant points, so reduction varies with data complexity. [INFO] Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 19.87 s -- in org.vaadin.svgvis.SessionWeightTest [INFO] [INFO] Results: [INFO] [WARNING] Tests run: 23, Failures: 0, Errors: 0, Skipped: 1 [INFO] [INFO] [INFO] --- jar:3.5.0:jar (default-jar) @ svg-visualizations --- [INFO] Building jar: /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/svg-visualizations/target/svg-visualizations-1.0.1-SNAPSHOT.jar [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 01:16 min [INFO] Finished at: 2026-06-12T21:38:55Z [INFO] ------------------------------------------------------------------------