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=25.1.3 -DgenerateBackupPoms=false -B --no-transfer-progress [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: 1.646 s [INFO] Finished at: 2026-04-29T06:51:49Z [INFO] ------------------------------------------------------------------------ $ mvn versions:set -DnewVersion=25.1.3 -DartifactId=vaadin-bom -DgenerateBackupPoms=false -B --no-transfer-progress [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 -> 25.1.3 [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 1.504 s [INFO] Finished at: 2026-04-29T06:51:52Z [INFO] ------------------------------------------------------------------------ $ mvn clean verify -B --no-transfer-progress -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 6.8.0-110-generic Java: 21 (Eclipse Adoptium) Architecture: amd64 === Baseline Info === Last Updated: 2026-04-29T05:18:12.336386573Z Baseline CPU: AMD EPYC-Rome Processor Baseline OS: Linux Loaded 948423 weather records for performance testing 06:52:15.851 [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 | 1.22 ms | 1.48 ms | 1.33 ms 1,000 | 5.78 ms | 2.06 ms | 2.15 ms 10,000 | 13.17 ms | 3.14 ms | 3.77 ms 49,871 | 26.47 ms | 3.18 ms | 42.70 ms 97,643 | 46.32 ms | 7.75 ms | 4.84 ms 495,995 | 241.44 ms | 29.30 ms | 18.54 ms 944,282 | 414.28 ms | 83.83 ms | 48.96 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 | 524.2 µs | 917.5 µs | 1.44 ms 10,000 | 1.55 ms | 706.4 µs | 2.26 ms 50,000 | 7.58 ms | 713.2 µs | 8.30 ms 100,000 | 4.10 ms | 764.7 µs | 4.86 ms 500,000 | 19.51 ms | 610.1 µs | 20.12 ms 948,423 | 39.73 ms | 619.1 µs | 40.35 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 | 6.43 ms ( 0.9x) | 1.44 ms ( 1.4x) | 723.5 µs ( 0.0x) 2x | 19,996 | 8.46 ms ( 1.2x) | 1.27 ms ( 1.2x) | 857.5 µs ( 0.0x) 5x | 49,871 | 20.83 ms ( 3.0x) | 2.70 ms ( 2.6x) | 3.13 ms ( 0.1x) 10x | 97,643 | 37.08 ms ( 5.3x) | 5.15 ms ( 5.0x) | 3.41 ms ( 0.1x) 20x | 196,569 | 83.31 ms (11.9x) | 10.80 ms (10.5x) | 7.42 ms ( 0.3x) 50x | 495,995 | 218.92 ms (31.4x) | 30.20 ms (29.4x) | 18.83 ms ( 0.7x) 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 | 155.0 µs | 5 | 201.0 µs 10,000 | 5 | 587.0 µs | 5 | 453.6 µs 97,643 | 5 | 5.32 ms | 5 | 3.98 ms 495,995 | 5 | 32.08 ms | 5 | 58.82 ms 944,282 | 5 | 84.03 ms | 5 | 51.57 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 | 5.17 ms | 3.34 ms 2 | 8.65 ms | 9.30 ms 3 | 13.07 ms | 14.44 ms 5 | 21.48 ms | 26.70 ms Draw time scales with number of series. === Performance Summary === ✓ sparkline.none.100: 1.22 ms (baseline: 1.77 ms, -31.3%) sparkline.movingAvg.100: 1.48 ms (baseline: 1.60 ms, -7.5%) ✓ sparkline.rdp.100: 1.33 ms (baseline: 1.83 ms, -27.2%) ✓ sparkline.none.1000: 5.78 ms (baseline: 7.11 ms, -18.7%) sparkline.movingAvg.1000: 2.06 ms (baseline: 1.89 ms, +9.0%) ✓ sparkline.rdp.1000: 2.15 ms (baseline: 4.02 ms, -46.6%) sparkline.none.10000: 13.17 ms (baseline: 14.38 ms, -8.5%) sparkline.movingAvg.10000: 3.14 ms (baseline: 2.93 ms, +7.3%) ✓ sparkline.rdp.10000: 3.77 ms (baseline: 4.44 ms, -15.2%) ✓ sparkline.none.50000: 26.47 ms (baseline: 33.95 ms, -22.0%) ✓ sparkline.movingAvg.50000: 3.18 ms (baseline: 7.09 ms, -55.1%) sparkline.rdp.50000: 42.70 ms (baseline: 40.37 ms, +5.8%) sparkline.none.100000: 46.32 ms (baseline: 44.60 ms, +3.9%) sparkline.movingAvg.100000: 7.75 ms (baseline: 7.71 ms, +0.5%) ✓ sparkline.rdp.100000: 4.84 ms (baseline: 10.77 ms, -55.0%) ✓ sparkline.none.500000: 241.44 ms (baseline: 272.75 ms, -11.5%) sparkline.movingAvg.500000: 29.30 ms (baseline: 25.46 ms, +15.1%) ✓ sparkline.rdp.500000: 18.54 ms (baseline: 23.36 ms, -20.6%) sparkline.none.948423: 414.28 ms (baseline: 457.62 ms, -9.5%) sparkline.movingAvg.948423: 83.83 ms (baseline: 84.89 ms, -1.3%) ✓ sparkline.rdp.948423: 48.96 ms (baseline: 111.94 ms, -56.3%) windrose.aggregation.1000: 524.2 µs (baseline: 470.2 µs, +11.5%) windrose.draw.1000: 917.5 µs (baseline: 1.00 ms, -8.6%) windrose.aggregation.10000: 1.55 ms (baseline: 1.58 ms, -1.7%) ✓ windrose.draw.10000: 706.4 µs (baseline: 793.0 µs, -10.9%) windrose.aggregation.50000: 7.58 ms (baseline: 7.66 ms, -1.1%) windrose.draw.50000: 713.2 µs (baseline: 683.9 µs, +4.3%) windrose.aggregation.100000: 4.10 ms (baseline: 4.48 ms, -8.6%) windrose.draw.100000: 764.7 µs (baseline: 763.4 µs, +0.2%) windrose.aggregation.500000: 19.51 ms (baseline: 20.16 ms, -3.2%) windrose.draw.500000: 610.1 µs (baseline: 671.4 µs, -9.1%) windrose.aggregation.948423: 39.73 ms (baseline: 38.16 ms, +4.1%) ✓ windrose.draw.948423: 619.1 µs (baseline: 755.5 µs, -18.1%) ⚠️ scaling.none.1x: 6.43 ms (baseline: 4.16 ms, +54.6%) ⚠️ scaling.movingAvg.1x: 1.44 ms (baseline: 667.7 µs, +115.1%) scaling.rdp.1x: 723.5 µs (baseline: 606.5 µs, +19.3%) ✓ scaling.none.2x: 8.46 ms (baseline: 12.13 ms, -30.3%) ✓ scaling.movingAvg.2x: 1.27 ms (baseline: 1.46 ms, -13.1%) scaling.rdp.2x: 857.5 µs (baseline: 891.2 µs, -3.8%) scaling.none.5x: 20.83 ms (baseline: 21.51 ms, -3.1%) scaling.movingAvg.5x: 2.70 ms (baseline: 2.74 ms, -1.3%) scaling.rdp.5x: 3.13 ms (baseline: 3.02 ms, +3.5%) ✓ scaling.none.10x: 37.08 ms (baseline: 46.04 ms, -19.5%) ✓ scaling.movingAvg.10x: 5.15 ms (baseline: 7.80 ms, -34.0%) ✓ scaling.rdp.10x: 3.41 ms (baseline: 4.37 ms, -22.0%) scaling.none.20x: 83.31 ms (baseline: 75.36 ms, +10.5%) scaling.movingAvg.20x: 10.80 ms (baseline: 9.45 ms, +14.2%) ✓ scaling.rdp.20x: 7.42 ms (baseline: 28.90 ms, -74.3%) scaling.none.50x: 218.92 ms (baseline: 229.20 ms, -4.5%) scaling.movingAvg.50x: 30.20 ms (baseline: 29.94 ms, +0.9%) scaling.rdp.50x: 18.83 ms (baseline: 19.89 ms, -5.3%) ✓ multiseries.movingAvg.1series: 5.17 ms (baseline: 5.93 ms, -12.9%) multiseries.rdp.1series: 3.34 ms (baseline: 3.61 ms, -7.4%) multiseries.movingAvg.2series: 8.65 ms (baseline: 8.77 ms, -1.4%) multiseries.rdp.2series: 9.30 ms (baseline: 9.24 ms, +0.6%) ✓ multiseries.movingAvg.3series: 13.07 ms (baseline: 15.03 ms, -13.0%) multiseries.rdp.3series: 14.44 ms (baseline: 13.67 ms, +5.6%) multiseries.movingAvg.5series: 21.48 ms (baseline: 21.71 ms, -1.1%) multiseries.rdp.5series: 26.70 ms (baseline: 24.38 ms, +9.5%) 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: 29.42 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: 0.008 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: 0.009 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: 12.81 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: 48.552 s [INFO] Finished at: 2026-04-29T06:52:46Z [INFO] ------------------------------------------------------------------------