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: 2.103 s [INFO] Finished at: 2026-04-27T04:18:56Z [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: 1.919 s [INFO] Finished at: 2026-04-27T04:19:00Z [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: 2026-04-27T01:47:52.624101047Z Baseline CPU: AMD EPYC-Rome Processor Baseline OS: Linux Loaded 948423 weather records for performance testing 04:19:20.448 [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 | 2.04 ms | 4.18 ms | 3.78 ms 1,000 | 4.25 ms | 1.36 ms | 1.51 ms 10,000 | 28.85 ms | 4.85 ms | 5.92 ms 49,871 | 37.66 ms | 2.95 ms | 16.30 ms 97,643 | 50.63 ms | 6.25 ms | 5.28 ms 495,995 | 253.68 ms | 28.16 ms | 19.50 ms 944,282 | 449.97 ms | 96.54 ms | 52.25 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 | 399.0 µs | 1.35 ms | 1.75 ms 10,000 | 2.49 ms | 2.83 ms | 5.31 ms 50,000 | 7.68 ms | 2.53 ms | 10.21 ms 100,000 | 7.70 ms | 1.39 ms | 9.09 ms 500,000 | 29.59 ms | 1.17 ms | 30.76 ms 948,423 | 38.94 ms | 838.0 µs | 39.78 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 | 5.31 ms ( 0.9x) | 924.4 µs ( 1.4x) | 680.9 µs ( 1.1x) 2x | 19,996 | 9.20 ms ( 1.5x) | 1.19 ms ( 1.7x) | 977.7 µs ( 1.5x) 5x | 49,871 | 25.06 ms ( 4.2x) | 3.35 ms ( 4.9x) | 5.18 ms ( 8.1x) 10x | 97,643 | 44.76 ms ( 7.5x) | 4.26 ms ( 6.2x) | 3.04 ms ( 4.7x) 20x | 196,569 | 88.94 ms (14.9x) | 9.18 ms (13.5x) | 8.65 ms (13.5x) 50x | 495,995 | 231.57 ms (38.7x) | 30.80 ms (45.1x) | 25.04 ms (39.1x) 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 | 151.6 µs | 5 | 224.4 µs 10,000 | 5 | 513.4 µs | 5 | 476.6 µs 97,643 | 5 | 4.13 ms | 5 | 3.05 ms 495,995 | 5 | 24.04 ms | 5 | 49.67 ms 944,282 | 5 | 91.24 ms | 5 | 41.62 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 | 4.05 ms | 4.13 ms 2 | 8.61 ms | 15.93 ms 3 | 15.13 ms | 13.53 ms 5 | 20.00 ms | 24.66 ms Draw time scales with number of series. === Performance Summary === ⚠️ sparkline.none.100: 2.04 ms (baseline: 1.27 ms, +60.5%) ⚠️ sparkline.movingAvg.100: 4.18 ms (baseline: 1.64 ms, +155.2%) ⚠️ sparkline.rdp.100: 3.78 ms (baseline: 1.13 ms, +235.6%) ⚠️ sparkline.none.1000: 4.25 ms (baseline: 2.87 ms, +48.3%) sparkline.movingAvg.1000: 1.36 ms (baseline: 1.29 ms, +5.0%) sparkline.rdp.1000: 1.51 ms (baseline: 1.57 ms, -3.7%) ⚠️ sparkline.none.10000: 28.85 ms (baseline: 17.70 ms, +63.0%) ⚠️ sparkline.movingAvg.10000: 4.85 ms (baseline: 3.04 ms, +59.4%) sparkline.rdp.10000: 5.92 ms (baseline: 5.18 ms, +14.1%) ⚠️ sparkline.none.50000: 37.66 ms (baseline: 28.38 ms, +32.7%) ✓ sparkline.movingAvg.50000: 2.95 ms (baseline: 3.28 ms, -10.0%) ✓ sparkline.rdp.50000: 16.30 ms (baseline: 63.11 ms, -74.2%) sparkline.none.100000: 50.63 ms (baseline: 48.04 ms, +5.4%) sparkline.movingAvg.100000: 6.25 ms (baseline: 5.92 ms, +5.5%) sparkline.rdp.100000: 5.28 ms (baseline: 5.04 ms, +4.6%) sparkline.none.500000: 253.68 ms (baseline: 251.80 ms, +0.7%) ✓ sparkline.movingAvg.500000: 28.16 ms (baseline: 44.03 ms, -36.1%) ✓ sparkline.rdp.500000: 19.50 ms (baseline: 26.56 ms, -26.6%) sparkline.none.948423: 449.97 ms (baseline: 434.77 ms, +3.5%) sparkline.movingAvg.948423: 96.54 ms (baseline: 87.35 ms, +10.5%) ✓ sparkline.rdp.948423: 52.25 ms (baseline: 88.52 ms, -41.0%) ✓ windrose.aggregation.1000: 399.0 µs (baseline: 3.12 ms, -87.2%) ✓ windrose.draw.1000: 1.35 ms (baseline: 1.54 ms, -12.3%) ⚠️ windrose.aggregation.10000: 2.49 ms (baseline: 1.44 ms, +72.4%) ⚠️ windrose.draw.10000: 2.83 ms (baseline: 1.32 ms, +114.4%) windrose.aggregation.50000: 7.68 ms (baseline: 8.29 ms, -7.4%) ⚠️ windrose.draw.50000: 2.53 ms (baseline: 754.4 µs, +235.4%) ✓ windrose.aggregation.100000: 7.70 ms (baseline: 11.33 ms, -32.1%) ⚠️ windrose.draw.100000: 1.39 ms (baseline: 682.4 µs, +104.2%) ⚠️ windrose.aggregation.500000: 29.59 ms (baseline: 18.66 ms, +58.6%) ⚠️ windrose.draw.500000: 1.17 ms (baseline: 638.0 µs, +83.8%) windrose.aggregation.948423: 38.94 ms (baseline: 37.70 ms, +3.3%) ⚠️ windrose.draw.948423: 838.0 µs (baseline: 671.7 µs, +24.8%) ⚠️ scaling.none.1x: 5.31 ms (baseline: 4.42 ms, +20.1%) ⚠️ scaling.movingAvg.1x: 924.4 µs (baseline: 653.9 µs, +41.4%) ✓ scaling.rdp.1x: 680.9 µs (baseline: 898.9 µs, -24.3%) scaling.none.2x: 9.20 ms (baseline: 8.23 ms, +11.8%) scaling.movingAvg.2x: 1.19 ms (baseline: 1.32 ms, -9.5%) scaling.rdp.2x: 977.7 µs (baseline: 896.8 µs, +9.0%) ⚠️ scaling.none.5x: 25.06 ms (baseline: 19.97 ms, +25.4%) ⚠️ scaling.movingAvg.5x: 3.35 ms (baseline: 2.57 ms, +30.0%) ⚠️ scaling.rdp.5x: 5.18 ms (baseline: 1.86 ms, +178.6%) scaling.none.10x: 44.76 ms (baseline: 41.20 ms, +8.7%) ✓ scaling.movingAvg.10x: 4.26 ms (baseline: 5.84 ms, -27.1%) ✓ scaling.rdp.10x: 3.04 ms (baseline: 3.99 ms, -23.9%) scaling.none.20x: 88.94 ms (baseline: 87.52 ms, +1.6%) ✓ scaling.movingAvg.20x: 9.18 ms (baseline: 11.76 ms, -21.9%) scaling.rdp.20x: 8.65 ms (baseline: 7.70 ms, +12.3%) scaling.none.50x: 231.57 ms (baseline: 222.47 ms, +4.1%) scaling.movingAvg.50x: 30.80 ms (baseline: 30.92 ms, -0.4%) ⚠️ scaling.rdp.50x: 25.04 ms (baseline: 19.77 ms, +26.7%) ✓ multiseries.movingAvg.1series: 4.05 ms (baseline: 4.97 ms, -18.4%) ⚠️ multiseries.rdp.1series: 4.13 ms (baseline: 3.32 ms, +24.2%) ✓ multiseries.movingAvg.2series: 8.61 ms (baseline: 12.39 ms, -30.5%) ✓ multiseries.rdp.2series: 15.93 ms (baseline: 24.73 ms, -35.6%) multiseries.movingAvg.3series: 15.13 ms (baseline: 13.28 ms, +13.9%) multiseries.rdp.3series: 13.53 ms (baseline: 13.77 ms, -1.7%) ✓ multiseries.movingAvg.5series: 20.00 ms (baseline: 24.68 ms, -19.0%) ✓ multiseries.rdp.5series: 24.66 ms (baseline: 28.89 ms, -14.7%) 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: 30.43 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: 0.007 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: 0.012 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: 12.41 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: 49.280 s [INFO] Finished at: 2026-04-27T04:19:51Z [INFO] ------------------------------------------------------------------------