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: 2.667 s [INFO] Finished at: 2026-06-12T08:36:55Z [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: 2.294 s [INFO] Finished at: 2026-06-12T08:36:59Z [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: 2026-06-12T07:36:21.885944742Z Baseline CPU: AMD EPYC-Rome Processor Baseline OS: Linux Loaded 948423 weather records for performance testing 08:37:35.131 [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 | 3.13 ms | 4.33 ms | 2.35 ms 1,000 | 4.54 ms | 3.52 ms | 3.03 ms 10,000 | 20.79 ms | 3.67 ms | 9.65 ms 49,871 | 46.76 ms | 4.76 ms | 68.92 ms 97,643 | 63.57 ms | 14.08 ms | 18.88 ms 495,995 | 363.96 ms | 31.55 ms | 103.65 ms 944,282 | 674.22 ms | 135.40 ms | 123.54 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 | 424.3 µs | 4.75 ms | 5.17 ms 10,000 | 6.06 ms | 2.63 ms | 8.68 ms 50,000 | 15.54 ms | 3.64 ms | 19.18 ms 100,000 | 19.87 ms | 2.90 ms | 22.76 ms 500,000 | 37.10 ms | 1.31 ms | 38.41 ms 948,423 | 75.83 ms | 2.50 ms | 78.33 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 | 11.12 ms ( 0.9x) | 754.1 µs ( 0.3x) | 1.09 ms ( 0.8x) 2x | 19,996 | 29.62 ms ( 2.4x) | 2.58 ms ( 0.9x) | 1.16 ms ( 0.8x) 5x | 49,871 | 51.23 ms ( 4.2x) | 6.83 ms ( 2.3x) | 4.25 ms ( 3.0x) 10x | 97,643 | 52.40 ms ( 4.3x) | 14.26 ms ( 4.8x) | 5.00 ms ( 3.5x) 20x | 196,569 | 99.62 ms ( 8.2x) | 13.23 ms ( 4.5x) | 9.80 ms ( 6.9x) 50x | 495,995 | 318.46 ms (26.3x) | 35.92 ms (12.2x) | 34.89 ms (24.4x) 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 | 1.39 ms | 5 | 828.4 µs 10,000 | 5 | 2.34 ms | 5 | 1.79 ms 97,643 | 5 | 4.26 ms | 5 | 6.31 ms 495,995 | 5 | 35.79 ms | 5 | 23.64 ms 944,282 | 5 | 125.32 ms | 5 | 58.92 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 | 10.90 ms | 25.67 ms 2 | 12.05 ms | 16.95 ms 3 | 31.79 ms | 16.41 ms 5 | 36.05 ms | 28.69 ms Draw time scales with number of series. === Performance Summary === ⚠️ sparkline.none.100: 3.13 ms (baseline: 1.57 ms, +99.0%) ✓ sparkline.movingAvg.100: 4.33 ms (baseline: 4.86 ms, -10.8%) ✓ sparkline.rdp.100: 2.35 ms (baseline: 2.91 ms, -19.2%) ✓ sparkline.none.1000: 4.54 ms (baseline: 5.18 ms, -12.5%) ⚠️ sparkline.movingAvg.1000: 3.52 ms (baseline: 1.53 ms, +129.6%) ⚠️ sparkline.rdp.1000: 3.03 ms (baseline: 1.52 ms, +99.6%) ⚠️ sparkline.none.10000: 20.79 ms (baseline: 14.83 ms, +40.3%) ✓ sparkline.movingAvg.10000: 3.67 ms (baseline: 6.72 ms, -45.4%) ⚠️ sparkline.rdp.10000: 9.65 ms (baseline: 6.37 ms, +51.4%) ✓ sparkline.none.50000: 46.76 ms (baseline: 55.45 ms, -15.7%) ✓ sparkline.movingAvg.50000: 4.76 ms (baseline: 12.65 ms, -62.4%) ⚠️ sparkline.rdp.50000: 68.92 ms (baseline: 41.99 ms, +64.1%) ⚠️ sparkline.none.100000: 63.57 ms (baseline: 46.38 ms, +37.1%) ⚠️ sparkline.movingAvg.100000: 14.08 ms (baseline: 10.73 ms, +31.3%) ⚠️ sparkline.rdp.100000: 18.88 ms (baseline: 3.98 ms, +374.7%) sparkline.none.500000: 363.96 ms (baseline: 356.92 ms, +2.0%) ✓ sparkline.movingAvg.500000: 31.55 ms (baseline: 56.54 ms, -44.2%) ⚠️ sparkline.rdp.500000: 103.65 ms (baseline: 34.33 ms, +201.9%) sparkline.none.948423: 674.22 ms (baseline: 577.24 ms, +16.8%) sparkline.movingAvg.948423: 135.40 ms (baseline: 143.43 ms, -5.6%) ⚠️ sparkline.rdp.948423: 123.54 ms (baseline: 88.90 ms, +39.0%) ✓ windrose.aggregation.1000: 424.3 µs (baseline: 5.56 ms, -92.4%) ⚠️ windrose.draw.1000: 4.75 ms (baseline: 2.86 ms, +65.9%) ✓ windrose.aggregation.10000: 6.06 ms (baseline: 6.81 ms, -11.0%) ✓ windrose.draw.10000: 2.63 ms (baseline: 3.51 ms, -25.2%) ✓ windrose.aggregation.50000: 15.54 ms (baseline: 26.35 ms, -41.0%) windrose.draw.50000: 3.64 ms (baseline: 3.72 ms, -2.2%) ⚠️ windrose.aggregation.100000: 19.87 ms (baseline: 9.28 ms, +114.1%) ✓ windrose.draw.100000: 2.90 ms (baseline: 3.22 ms, -10.1%) ✓ windrose.aggregation.500000: 37.10 ms (baseline: 50.81 ms, -27.0%) ✓ windrose.draw.500000: 1.31 ms (baseline: 4.16 ms, -68.6%) ✓ windrose.aggregation.948423: 75.83 ms (baseline: 128.59 ms, -41.0%) ✓ windrose.draw.948423: 2.50 ms (baseline: 3.24 ms, -22.9%) ⚠️ scaling.none.1x: 11.12 ms (baseline: 4.40 ms, +152.6%) scaling.movingAvg.1x: 754.1 µs (baseline: 652.3 µs, +15.6%) ⚠️ scaling.rdp.1x: 1.09 ms (baseline: 629.7 µs, +73.1%) ⚠️ scaling.none.2x: 29.62 ms (baseline: 19.54 ms, +51.6%) ⚠️ scaling.movingAvg.2x: 2.58 ms (baseline: 1.25 ms, +105.8%) scaling.rdp.2x: 1.16 ms (baseline: 1.01 ms, +15.0%) ⚠️ scaling.none.5x: 51.23 ms (baseline: 40.34 ms, +27.0%) ✓ scaling.movingAvg.5x: 6.83 ms (baseline: 10.53 ms, -35.1%) ✓ scaling.rdp.5x: 4.25 ms (baseline: 7.31 ms, -41.8%) ✓ scaling.none.10x: 52.40 ms (baseline: 81.30 ms, -35.5%) ⚠️ scaling.movingAvg.10x: 14.26 ms (baseline: 5.84 ms, +144.2%) scaling.rdp.10x: 5.00 ms (baseline: 4.38 ms, +14.2%) ✓ scaling.none.20x: 99.62 ms (baseline: 133.46 ms, -25.4%) ✓ scaling.movingAvg.20x: 13.23 ms (baseline: 23.34 ms, -43.3%) scaling.rdp.20x: 9.80 ms (baseline: 8.43 ms, +16.3%) scaling.none.50x: 318.46 ms (baseline: 312.13 ms, +2.0%) ✓ scaling.movingAvg.50x: 35.92 ms (baseline: 42.96 ms, -16.4%) scaling.rdp.50x: 34.89 ms (baseline: 36.40 ms, -4.1%) ⚠️ multiseries.movingAvg.1series: 10.90 ms (baseline: 5.30 ms, +105.8%) ⚠️ multiseries.rdp.1series: 25.67 ms (baseline: 3.78 ms, +580.0%) ✓ multiseries.movingAvg.2series: 12.05 ms (baseline: 19.02 ms, -36.6%) ✓ multiseries.rdp.2series: 16.95 ms (baseline: 21.51 ms, -21.2%) multiseries.movingAvg.3series: 31.79 ms (baseline: 34.47 ms, -7.8%) ✓ multiseries.rdp.3series: 16.41 ms (baseline: 31.41 ms, -47.8%) ⚠️ multiseries.movingAvg.5series: 36.05 ms (baseline: 22.99 ms, +56.8%) multiseries.rdp.5series: 28.69 ms (baseline: 29.30 ms, -2.1%) 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: 43.54 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: 0.026 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: 0.030 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: 21.69 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: 2026-06-12T08:38:25Z [INFO] ------------------------------------------------------------------------