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=25.1-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: 2.356 s [INFO] Finished at: 2026-06-12T11:27:33Z [INFO] ------------------------------------------------------------------------ $ mvn versions:set -DnewVersion=25.1-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 -> 25.1-SNAPSHOT [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 2.192 s [INFO] Finished at: 2026-06-12T11:27:38Z [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: 2026-06-12T10:36:25.757335686Z Baseline CPU: AMD EPYC-Rome Processor Baseline OS: Linux Loaded 948423 weather records for performance testing 11:28:10.620 [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 | 6.10 ms | 2.11 ms | 2.98 ms 1,000 | 6.20 ms | 4.88 ms | 2.82 ms 10,000 | 21.03 ms | 6.08 ms | 4.55 ms 49,871 | 38.92 ms | 9.29 ms | 39.38 ms 97,643 | 67.35 ms | 7.55 ms | 4.95 ms 495,995 | 373.36 ms | 30.31 ms | 24.60 ms 944,282 | 611.42 ms | 96.67 ms | 70.58 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 | 467.1 µs | 1.68 ms | 2.15 ms 10,000 | 1.48 ms | 1.72 ms | 3.20 ms 50,000 | 13.85 ms | 2.06 ms | 15.92 ms 100,000 | 6.85 ms | 1.25 ms | 8.10 ms 500,000 | 31.03 ms | 592.7 µs | 31.62 ms 948,423 | 36.47 ms | 830.2 µs | 37.31 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 | 7.57 ms ( 0.1x) | 1.02 ms ( 0.6x) | 3.15 ms ( 1.7x) 2x | 19,996 | 34.46 ms ( 0.6x) | 1.60 ms ( 1.0x) | 893.9 µs ( 0.5x) 5x | 49,871 | 29.02 ms ( 0.5x) | 2.48 ms ( 1.5x) | 4.18 ms ( 2.3x) 10x | 97,643 | 41.98 ms ( 0.7x) | 4.59 ms ( 2.8x) | 3.45 ms ( 1.9x) 20x | 196,569 | 142.17 ms ( 2.5x) | 9.05 ms ( 5.5x) | 10.33 ms ( 5.7x) 50x | 495,995 | 372.52 ms ( 6.5x) | 42.68 ms (26.0x) | 25.38 ms (14.0x) 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 | 147.5 µs | 5 | 191.8 µs 10,000 | 5 | 549.4 µs | 5 | 431.0 µs 97,643 | 5 | 6.36 ms | 5 | 3.42 ms 495,995 | 5 | 47.41 ms | 5 | 64.89 ms 944,282 | 5 | 161.23 ms | 5 | 71.34 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 | 10.41 ms | 3.10 ms 2 | 8.92 ms | 12.20 ms 3 | 12.62 ms | 18.34 ms 5 | 23.35 ms | 54.14 ms Draw time scales with number of series. === Performance Summary === ⚠️ sparkline.none.100: 6.10 ms (baseline: 2.98 ms, +104.8%) ✓ sparkline.movingAvg.100: 2.11 ms (baseline: 3.04 ms, -30.4%) ✓ sparkline.rdp.100: 2.98 ms (baseline: 4.58 ms, -35.0%) sparkline.none.1000: 6.20 ms (baseline: 6.01 ms, +3.1%) ⚠️ sparkline.movingAvg.1000: 4.88 ms (baseline: 2.20 ms, +121.5%) sparkline.rdp.1000: 2.82 ms (baseline: 3.08 ms, -8.3%) ✓ sparkline.none.10000: 21.03 ms (baseline: 27.01 ms, -22.1%) sparkline.movingAvg.10000: 6.08 ms (baseline: 5.24 ms, +16.1%) ✓ sparkline.rdp.10000: 4.55 ms (baseline: 5.32 ms, -14.5%) ✓ sparkline.none.50000: 38.92 ms (baseline: 50.78 ms, -23.3%) ✓ sparkline.movingAvg.50000: 9.29 ms (baseline: 10.64 ms, -12.7%) ✓ sparkline.rdp.50000: 39.38 ms (baseline: 110.24 ms, -64.3%) sparkline.none.100000: 67.35 ms (baseline: 57.90 ms, +16.3%) ✓ sparkline.movingAvg.100000: 7.55 ms (baseline: 10.21 ms, -26.0%) ✓ sparkline.rdp.100000: 4.95 ms (baseline: 17.49 ms, -71.7%) sparkline.none.500000: 373.36 ms (baseline: 401.34 ms, -7.0%) ✓ sparkline.movingAvg.500000: 30.31 ms (baseline: 36.36 ms, -16.6%) ✓ sparkline.rdp.500000: 24.60 ms (baseline: 55.52 ms, -55.7%) sparkline.none.948423: 611.42 ms (baseline: 664.42 ms, -8.0%) sparkline.movingAvg.948423: 96.67 ms (baseline: 102.68 ms, -5.9%) ✓ sparkline.rdp.948423: 70.58 ms (baseline: 137.79 ms, -48.8%) ✓ windrose.aggregation.1000: 467.1 µs (baseline: 1.72 ms, -72.8%) ⚠️ windrose.draw.1000: 1.68 ms (baseline: 861.8 µs, +94.8%) windrose.aggregation.10000: 1.48 ms (baseline: 1.50 ms, -1.6%) windrose.draw.10000: 1.72 ms (baseline: 1.49 ms, +15.5%) ⚠️ windrose.aggregation.50000: 13.85 ms (baseline: 7.59 ms, +82.4%) ⚠️ windrose.draw.50000: 2.06 ms (baseline: 856.4 µs, +141.0%) ✓ windrose.aggregation.100000: 6.85 ms (baseline: 9.92 ms, -30.9%) ⚠️ windrose.draw.100000: 1.25 ms (baseline: 772.3 µs, +61.7%) ⚠️ windrose.aggregation.500000: 31.03 ms (baseline: 21.28 ms, +45.9%) windrose.draw.500000: 592.7 µs (baseline: 646.7 µs, -8.3%) ✓ windrose.aggregation.948423: 36.47 ms (baseline: 41.69 ms, -12.5%) ⚠️ windrose.draw.948423: 830.2 µs (baseline: 635.2 µs, +30.7%) ⚠️ scaling.none.1x: 7.57 ms (baseline: 4.27 ms, +77.1%) ⚠️ scaling.movingAvg.1x: 1.02 ms (baseline: 648.8 µs, +57.3%) ⚠️ scaling.rdp.1x: 3.15 ms (baseline: 598.3 µs, +426.6%) ⚠️ scaling.none.2x: 34.46 ms (baseline: 8.81 ms, +291.0%) ⚠️ scaling.movingAvg.2x: 1.60 ms (baseline: 1.21 ms, +32.2%) scaling.rdp.2x: 893.9 µs (baseline: 942.6 µs, -5.2%) ✓ scaling.none.5x: 29.02 ms (baseline: 39.13 ms, -25.8%) ✓ scaling.movingAvg.5x: 2.48 ms (baseline: 7.64 ms, -67.6%) ⚠️ scaling.rdp.5x: 4.18 ms (baseline: 1.89 ms, +120.8%) ✓ scaling.none.10x: 41.98 ms (baseline: 58.85 ms, -28.7%) ✓ scaling.movingAvg.10x: 4.59 ms (baseline: 6.91 ms, -33.6%) ✓ scaling.rdp.10x: 3.45 ms (baseline: 5.69 ms, -39.3%) scaling.none.20x: 142.17 ms (baseline: 122.11 ms, +16.4%) ✓ scaling.movingAvg.20x: 9.05 ms (baseline: 15.32 ms, -40.9%) ✓ scaling.rdp.20x: 10.33 ms (baseline: 11.55 ms, -10.5%) scaling.none.50x: 372.52 ms (baseline: 332.88 ms, +11.9%) ✓ scaling.movingAvg.50x: 42.68 ms (baseline: 69.09 ms, -38.2%) ✓ scaling.rdp.50x: 25.38 ms (baseline: 29.61 ms, -14.3%) ✓ multiseries.movingAvg.1series: 10.41 ms (baseline: 13.04 ms, -20.2%) ✓ multiseries.rdp.1series: 3.10 ms (baseline: 9.54 ms, -67.5%) ✓ multiseries.movingAvg.2series: 8.92 ms (baseline: 12.24 ms, -27.1%) ⚠️ multiseries.rdp.2series: 12.20 ms (baseline: 9.65 ms, +26.5%) ✓ multiseries.movingAvg.3series: 12.62 ms (baseline: 14.50 ms, -13.0%) multiseries.rdp.3series: 18.34 ms (baseline: 17.52 ms, +4.7%) ✓ multiseries.movingAvg.5series: 23.35 ms (baseline: 36.31 ms, -35.7%) multiseries.rdp.5series: 54.14 ms (baseline: 46.70 ms, +15.9%) 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: 42.97 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: 0.013 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: 0.018 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: 18.60 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: 01:12 min [INFO] Finished at: 2026-06-12T11:28:57Z [INFO] ------------------------------------------------------------------------