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=25.0-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: 2.551 s [INFO] Finished at: 2026-04-20T09:39:20Z [INFO] ------------------------------------------------------------------------ $ mvn versions:set -DnewVersion=25.0-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 -> 25.0-SNAPSHOT [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 1.986 s [INFO] Finished at: 2026-04-20T09:39:25Z [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 6.8.0-110-generic Java: 21 (Eclipse Adoptium) Architecture: amd64 === Baseline Info === Last Updated: 2026-04-20T07:49:32.710339979Z Baseline CPU: AMD EPYC-Rome Processor Baseline OS: Linux Loaded 948423 weather records for performance testing 09:39:53.195 [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 | 4.42 ms | 2.68 ms | 4.89 ms 1,000 | 7.39 ms | 4.74 ms | 2.49 ms 10,000 | 22.10 ms | 6.86 ms | 28.77 ms 49,871 | 39.64 ms | 3.64 ms | 49.81 ms 97,643 | 54.02 ms | 4.36 ms | 7.62 ms 495,995 | 289.55 ms | 39.06 ms | 29.18 ms 944,282 | 560.09 ms | 98.58 ms | 116.54 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 | 402.2 µs | 2.61 ms | 3.01 ms 10,000 | 1.70 ms | 1.07 ms | 2.76 ms 50,000 | 8.08 ms | 667.8 µs | 8.74 ms 100,000 | 9.77 ms | 2.07 ms | 11.84 ms 500,000 | 27.60 ms | 930.4 µs | 28.53 ms 948,423 | 185.76 ms | 584.1 µs | 186.35 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 | 4.54 ms ( 0.2x) | 591.6 µs ( 0.8x) | 531.7 µs ( 1.0x) 2x | 19,996 | 10.08 ms ( 0.4x) | 1.12 ms ( 1.5x) | 1.51 ms ( 2.9x) 5x | 49,871 | 42.45 ms ( 1.8x) | 5.15 ms ( 7.0x) | 7.18 ms (13.6x) 10x | 97,643 | 43.59 ms ( 1.8x) | 4.59 ms ( 6.2x) | 4.54 ms ( 8.6x) 20x | 196,569 | 126.71 ms ( 5.3x) | 8.93 ms (12.1x) | 7.94 ms (15.1x) 50x | 495,995 | 325.14 ms (13.7x) | 39.02 ms (52.9x) | 26.91 ms (51.0x) 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 | 184.3 µs | 5 | 195.2 µs 10,000 | 5 | 555.0 µs | 5 | 518.2 µs 97,643 | 5 | 7.03 ms | 5 | 4.29 ms 495,995 | 5 | 23.80 ms | 5 | 56.31 ms 944,282 | 5 | 124.37 ms | 5 | 161.91 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 | 11.90 ms | 4.11 ms 2 | 12.83 ms | 9.05 ms 3 | 13.52 ms | 25.30 ms 5 | 43.88 ms | 41.23 ms Draw time scales with number of series. === Performance Summary === ⚠️ sparkline.none.100: 4.42 ms (baseline: 1.24 ms, +257.1%) ⚠️ sparkline.movingAvg.100: 2.68 ms (baseline: 1.46 ms, +83.5%) ⚠️ sparkline.rdp.100: 4.89 ms (baseline: 2.32 ms, +111.2%) ⚠️ sparkline.none.1000: 7.39 ms (baseline: 2.86 ms, +158.3%) ⚠️ sparkline.movingAvg.1000: 4.74 ms (baseline: 1.34 ms, +253.5%) ⚠️ sparkline.rdp.1000: 2.49 ms (baseline: 1.92 ms, +29.1%) ⚠️ sparkline.none.10000: 22.10 ms (baseline: 12.52 ms, +76.6%) ⚠️ sparkline.movingAvg.10000: 6.86 ms (baseline: 3.23 ms, +112.1%) ⚠️ sparkline.rdp.10000: 28.77 ms (baseline: 3.68 ms, +681.2%) ⚠️ sparkline.none.50000: 39.64 ms (baseline: 25.97 ms, +52.6%) ⚠️ sparkline.movingAvg.50000: 3.64 ms (baseline: 2.72 ms, +33.9%) ⚠️ sparkline.rdp.50000: 49.81 ms (baseline: 38.46 ms, +29.5%) ⚠️ sparkline.none.100000: 54.02 ms (baseline: 41.10 ms, +31.4%) ✓ sparkline.movingAvg.100000: 4.36 ms (baseline: 6.46 ms, -32.5%) sparkline.rdp.100000: 7.62 ms (baseline: 6.65 ms, +14.7%) ⚠️ sparkline.none.500000: 289.55 ms (baseline: 232.19 ms, +24.7%) ⚠️ sparkline.movingAvg.500000: 39.06 ms (baseline: 31.13 ms, +25.5%) ✓ sparkline.rdp.500000: 29.18 ms (baseline: 36.85 ms, -20.8%) ⚠️ sparkline.none.948423: 560.09 ms (baseline: 424.28 ms, +32.0%) sparkline.movingAvg.948423: 98.58 ms (baseline: 87.95 ms, +12.1%) ⚠️ sparkline.rdp.948423: 116.54 ms (baseline: 50.84 ms, +129.2%) ✓ windrose.aggregation.1000: 402.2 µs (baseline: 562.8 µs, -28.5%) ⚠️ windrose.draw.1000: 2.61 ms (baseline: 1.15 ms, +127.9%) ✓ windrose.aggregation.10000: 1.70 ms (baseline: 2.60 ms, -34.8%) windrose.draw.10000: 1.07 ms (baseline: 1.12 ms, -4.9%) windrose.aggregation.50000: 8.08 ms (baseline: 7.11 ms, +13.7%) ✓ windrose.draw.50000: 667.8 µs (baseline: 823.8 µs, -18.9%) ⚠️ windrose.aggregation.100000: 9.77 ms (baseline: 4.22 ms, +131.7%) ⚠️ windrose.draw.100000: 2.07 ms (baseline: 754.8 µs, +174.3%) ⚠️ windrose.aggregation.500000: 27.60 ms (baseline: 19.62 ms, +40.7%) windrose.draw.500000: 930.4 µs (baseline: 1.02 ms, -8.4%) ⚠️ windrose.aggregation.948423: 185.76 ms (baseline: 43.05 ms, +331.5%) ✓ windrose.draw.948423: 584.1 µs (baseline: 1.95 ms, -70.0%) scaling.none.1x: 4.54 ms (baseline: 4.61 ms, -1.5%) ✓ scaling.movingAvg.1x: 591.6 µs (baseline: 746.5 µs, -20.8%) scaling.rdp.1x: 531.7 µs (baseline: 523.2 µs, +1.6%) scaling.none.2x: 10.08 ms (baseline: 10.20 ms, -1.2%) scaling.movingAvg.2x: 1.12 ms (baseline: 1.20 ms, -7.2%) ⚠️ scaling.rdp.2x: 1.51 ms (baseline: 852.7 µs, +77.0%) ⚠️ scaling.none.5x: 42.45 ms (baseline: 23.37 ms, +81.6%) ⚠️ scaling.movingAvg.5x: 5.15 ms (baseline: 2.58 ms, +99.5%) ⚠️ scaling.rdp.5x: 7.18 ms (baseline: 1.97 ms, +264.4%) scaling.none.10x: 43.59 ms (baseline: 39.49 ms, +10.4%) scaling.movingAvg.10x: 4.59 ms (baseline: 4.82 ms, -4.6%) ⚠️ scaling.rdp.10x: 4.54 ms (baseline: 3.47 ms, +31.0%) ⚠️ scaling.none.20x: 126.71 ms (baseline: 78.05 ms, +62.3%) scaling.movingAvg.20x: 8.93 ms (baseline: 9.26 ms, -3.6%) scaling.rdp.20x: 7.94 ms (baseline: 7.37 ms, +7.8%) ⚠️ scaling.none.50x: 325.14 ms (baseline: 226.59 ms, +43.5%) ⚠️ scaling.movingAvg.50x: 39.02 ms (baseline: 26.27 ms, +48.5%) ⚠️ scaling.rdp.50x: 26.91 ms (baseline: 18.63 ms, +44.5%) ⚠️ multiseries.movingAvg.1series: 11.90 ms (baseline: 5.52 ms, +115.7%) multiseries.rdp.1series: 4.11 ms (baseline: 3.56 ms, +15.3%) ⚠️ multiseries.movingAvg.2series: 12.83 ms (baseline: 8.24 ms, +55.7%) multiseries.rdp.2series: 9.05 ms (baseline: 8.98 ms, +0.8%) multiseries.movingAvg.3series: 13.52 ms (baseline: 13.05 ms, +3.6%) ⚠️ multiseries.rdp.3series: 25.30 ms (baseline: 13.42 ms, +88.5%) ⚠️ multiseries.movingAvg.5series: 43.88 ms (baseline: 21.24 ms, +106.6%) ⚠️ multiseries.rdp.5series: 41.23 ms (baseline: 27.07 ms, +52.3%) 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: 42.48 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: 0.032 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: 0.042 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: 17.10 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: 01:09 min [INFO] Finished at: 2026-04-20T09:40:37Z [INFO] ------------------------------------------------------------------------