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=25.2.0-beta1 -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: 2.342 s [INFO] Finished at: 2026-06-09T08:19:49Z [INFO] ------------------------------------------------------------------------ $ mvn versions:set -DnewVersion=25.2.0-beta1 -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 -> 25.2.0-beta1 [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 2.426 s [INFO] Finished at: 2026-06-09T08:19:54Z [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: 2026-06-09T07:13:32.932222779Z Baseline CPU: AMD EPYC-Rome Processor Baseline OS: Linux Loaded 948423 weather records for performance testing 08:20:29.387 [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 | 2.61 ms | 2.80 ms | 1.94 ms 1,000 | 9.16 ms | 5.70 ms | 5.57 ms 10,000 | 19.05 ms | 2.23 ms | 11.98 ms 49,871 | 52.65 ms | 11.25 ms | 87.51 ms 97,643 | 71.12 ms | 18.72 ms | 12.13 ms 495,995 | 332.48 ms | 82.66 ms | 30.05 ms 944,282 | 635.36 ms | 147.14 ms | 87.24 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 | 1.80 ms | 2.08 ms | 3.88 ms 10,000 | 4.05 ms | 1.87 ms | 5.92 ms 50,000 | 15.78 ms | 1.33 ms | 17.11 ms 100,000 | 5.16 ms | 2.36 ms | 7.53 ms 500,000 | 48.80 ms | 1.08 ms | 49.87 ms 948,423 | 65.65 ms | 1.10 ms | 66.74 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 | 5.80 ms ( 0.9x) | 1.52 ms ( 0.8x) | 1.71 ms ( 2.3x) 2x | 19,996 | 24.87 ms ( 3.8x) | 3.56 ms ( 1.9x) | 1.51 ms ( 2.0x) 5x | 49,871 | 31.04 ms ( 4.8x) | 5.15 ms ( 2.7x) | 3.52 ms ( 4.7x) 10x | 97,643 | 57.45 ms ( 8.9x) | 6.48 ms ( 3.4x) | 3.46 ms ( 4.6x) 20x | 196,569 | 153.80 ms (23.7x) | 15.60 ms ( 8.1x) | 9.25 ms (12.3x) 50x | 495,995 | 303.71 ms (46.9x) | 75.99 ms (39.6x) | 18.66 ms (24.7x) 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 | 170.6 µs | 5 | 650.2 µs 10,000 | 5 | 799.9 µs | 5 | 676.4 µs 97,643 | 5 | 6.55 ms | 5 | 6.19 ms 495,995 | 5 | 72.94 ms | 5 | 25.41 ms 944,282 | 5 | 118.77 ms | 5 | 115.30 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 | 14.09 ms | 9.63 ms 2 | 19.89 ms | 11.38 ms 3 | 26.95 ms | 23.45 ms 5 | 51.09 ms | 51.20 ms Draw time scales with number of series. === Performance Summary === ⚠️ sparkline.none.100: 2.61 ms (baseline: 2.08 ms, +25.3%) sparkline.movingAvg.100: 2.80 ms (baseline: 2.80 ms, -0.2%) ✓ sparkline.rdp.100: 1.94 ms (baseline: 2.41 ms, -19.6%) ⚠️ sparkline.none.1000: 9.16 ms (baseline: 4.09 ms, +124.2%) ⚠️ sparkline.movingAvg.1000: 5.70 ms (baseline: 1.46 ms, +290.5%) ⚠️ sparkline.rdp.1000: 5.57 ms (baseline: 1.78 ms, +213.6%) sparkline.none.10000: 19.05 ms (baseline: 20.39 ms, -6.5%) ✓ sparkline.movingAvg.10000: 2.23 ms (baseline: 8.47 ms, -73.7%) sparkline.rdp.10000: 11.98 ms (baseline: 11.31 ms, +5.9%) ⚠️ sparkline.none.50000: 52.65 ms (baseline: 42.96 ms, +22.6%) ⚠️ sparkline.movingAvg.50000: 11.25 ms (baseline: 4.04 ms, +178.7%) sparkline.rdp.50000: 87.51 ms (baseline: 77.06 ms, +13.6%) ✓ sparkline.none.100000: 71.12 ms (baseline: 90.65 ms, -21.5%) ⚠️ sparkline.movingAvg.100000: 18.72 ms (baseline: 5.28 ms, +254.5%) ⚠️ sparkline.rdp.100000: 12.13 ms (baseline: 5.47 ms, +121.6%) sparkline.none.500000: 332.48 ms (baseline: 363.20 ms, -8.5%) ⚠️ sparkline.movingAvg.500000: 82.66 ms (baseline: 54.18 ms, +52.6%) sparkline.rdp.500000: 30.05 ms (baseline: 25.58 ms, +17.5%) sparkline.none.948423: 635.36 ms (baseline: 604.15 ms, +5.2%) sparkline.movingAvg.948423: 147.14 ms (baseline: 125.65 ms, +17.1%) ⚠️ sparkline.rdp.948423: 87.24 ms (baseline: 68.50 ms, +27.4%) ✓ windrose.aggregation.1000: 1.80 ms (baseline: 4.17 ms, -56.9%) ⚠️ windrose.draw.1000: 2.08 ms (baseline: 1.43 ms, +45.6%) ⚠️ windrose.aggregation.10000: 4.05 ms (baseline: 1.50 ms, +169.9%) ✓ windrose.draw.10000: 1.87 ms (baseline: 3.85 ms, -51.5%) ✓ windrose.aggregation.50000: 15.78 ms (baseline: 21.11 ms, -25.2%) ✓ windrose.draw.50000: 1.33 ms (baseline: 5.48 ms, -75.7%) ✓ windrose.aggregation.100000: 5.16 ms (baseline: 11.01 ms, -53.1%) ✓ windrose.draw.100000: 2.36 ms (baseline: 3.10 ms, -23.8%) ✓ windrose.aggregation.500000: 48.80 ms (baseline: 90.29 ms, -46.0%) windrose.draw.500000: 1.08 ms (baseline: 1.11 ms, -2.9%) ✓ windrose.aggregation.948423: 65.65 ms (baseline: 81.75 ms, -19.7%) ⚠️ windrose.draw.948423: 1.10 ms (baseline: 555.4 µs, +97.5%) ✓ scaling.none.1x: 5.80 ms (baseline: 7.05 ms, -17.7%) ⚠️ scaling.movingAvg.1x: 1.52 ms (baseline: 638.4 µs, +137.5%) ⚠️ scaling.rdp.1x: 1.71 ms (baseline: 525.6 µs, +224.5%) ⚠️ scaling.none.2x: 24.87 ms (baseline: 11.86 ms, +109.7%) ⚠️ scaling.movingAvg.2x: 3.56 ms (baseline: 2.48 ms, +43.9%) ✓ scaling.rdp.2x: 1.51 ms (baseline: 2.77 ms, -45.4%) scaling.none.5x: 31.04 ms (baseline: 27.53 ms, +12.8%) ⚠️ scaling.movingAvg.5x: 5.15 ms (baseline: 3.30 ms, +55.9%) ✓ scaling.rdp.5x: 3.52 ms (baseline: 5.01 ms, -29.7%) scaling.none.10x: 57.45 ms (baseline: 60.59 ms, -5.2%) scaling.movingAvg.10x: 6.48 ms (baseline: 5.80 ms, +11.8%) scaling.rdp.10x: 3.46 ms (baseline: 3.59 ms, -3.6%) ⚠️ scaling.none.20x: 153.80 ms (baseline: 110.56 ms, +39.1%) scaling.movingAvg.20x: 15.60 ms (baseline: 13.46 ms, +15.9%) ✓ scaling.rdp.20x: 9.25 ms (baseline: 10.82 ms, -14.5%) scaling.none.50x: 303.71 ms (baseline: 280.50 ms, +8.3%) ⚠️ scaling.movingAvg.50x: 75.99 ms (baseline: 34.20 ms, +122.2%) ✓ scaling.rdp.50x: 18.66 ms (baseline: 21.31 ms, -12.4%) multiseries.movingAvg.1series: 14.09 ms (baseline: 13.28 ms, +6.0%) ✓ multiseries.rdp.1series: 9.63 ms (baseline: 22.99 ms, -58.1%) ⚠️ multiseries.movingAvg.2series: 19.89 ms (baseline: 16.06 ms, +23.8%) ✓ multiseries.rdp.2series: 11.38 ms (baseline: 14.16 ms, -19.6%) ⚠️ multiseries.movingAvg.3series: 26.95 ms (baseline: 13.44 ms, +100.6%) ⚠️ multiseries.rdp.3series: 23.45 ms (baseline: 17.61 ms, +33.2%) ⚠️ multiseries.movingAvg.5series: 51.09 ms (baseline: 27.70 ms, +84.4%) ⚠️ multiseries.rdp.5series: 51.20 ms (baseline: 25.88 ms, +97.8%) 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: 44.57 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: 0.041 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: 0.079 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: 20.12 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: 01:15 min [INFO] Finished at: 2026-06-09T08:21:19Z [INFO] ------------------------------------------------------------------------