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: 1.845 s [INFO] Finished at: 2026-04-22T06:38:05Z [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: 2.132 s [INFO] Finished at: 2026-04-22T06:38:10Z [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: 2026-04-22T05:10:12.279660870Z Baseline CPU: AMD EPYC-Rome Processor Baseline OS: Linux Loaded 948423 weather records for performance testing 06:38:44.945 [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 | 2.55 ms | 1.45 ms | 2.80 ms 1,000 | 8.53 ms | 2.90 ms | 3.20 ms 10,000 | 22.85 ms | 2.92 ms | 4.51 ms 49,871 | 69.58 ms | 7.61 ms | 37.94 ms 97,643 | 55.87 ms | 4.77 ms | 6.85 ms 495,995 | 321.13 ms | 33.10 ms | 42.48 ms 944,282 | 589.18 ms | 93.08 ms | 149.21 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 | 428.1 µs | 1.94 ms | 2.37 ms 10,000 | 1.71 ms | 1.29 ms | 3.00 ms 50,000 | 10.90 ms | 715.6 µs | 11.62 ms 100,000 | 7.07 ms | 586.7 µs | 7.66 ms 500,000 | 20.52 ms | 647.3 µs | 21.17 ms 948,423 | 55.11 ms | 693.1 µs | 55.80 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 | 4.36 ms ( 0.7x) | 665.5 µs ( 1.0x) | 558.9 µs ( 1.0x) 2x | 19,996 | 8.60 ms ( 1.4x) | 1.21 ms ( 1.8x) | 856.6 µs ( 1.5x) 5x | 49,871 | 35.24 ms ( 5.9x) | 6.88 ms (10.4x) | 5.54 ms ( 9.6x) 10x | 97,643 | 54.04 ms ( 9.0x) | 8.91 ms (13.4x) | 4.55 ms ( 7.9x) 20x | 196,569 | 136.94 ms (22.8x) | 13.88 ms (21.0x) | 24.13 ms (42.0x) 50x | 495,995 | 292.22 ms (48.6x) | 32.98 ms (49.8x) | 42.52 ms (74.0x) 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 | 722.6 µs | 5 | 177.6 µs 10,000 | 5 | 524.3 µs | 5 | 1.00 ms 97,643 | 5 | 4.06 ms | 5 | 3.07 ms 495,995 | 5 | 43.69 ms | 5 | 57.83 ms 944,282 | 5 | 105.03 ms | 5 | 65.69 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 | 4.37 ms | 3.09 ms 2 | 8.69 ms | 13.32 ms 3 | 25.98 ms | 19.32 ms 5 | 28.93 ms | 34.04 ms Draw time scales with number of series. === Performance Summary === ⚠️ sparkline.none.100: 2.55 ms (baseline: 1.21 ms, +110.4%) sparkline.movingAvg.100: 1.45 ms (baseline: 1.46 ms, -0.6%) ✓ sparkline.rdp.100: 2.80 ms (baseline: 5.47 ms, -48.9%) ⚠️ sparkline.none.1000: 8.53 ms (baseline: 5.07 ms, +68.3%) ⚠️ sparkline.movingAvg.1000: 2.90 ms (baseline: 1.87 ms, +55.2%) ✓ sparkline.rdp.1000: 3.20 ms (baseline: 4.41 ms, -27.5%) ⚠️ sparkline.none.10000: 22.85 ms (baseline: 14.36 ms, +59.1%) ✓ sparkline.movingAvg.10000: 2.92 ms (baseline: 11.58 ms, -74.8%) ✓ sparkline.rdp.10000: 4.51 ms (baseline: 18.37 ms, -75.4%) ⚠️ sparkline.none.50000: 69.58 ms (baseline: 38.13 ms, +82.5%) ⚠️ sparkline.movingAvg.50000: 7.61 ms (baseline: 3.30 ms, +130.7%) ⚠️ sparkline.rdp.50000: 37.94 ms (baseline: 6.63 ms, +472.3%) sparkline.none.100000: 55.87 ms (baseline: 57.63 ms, -3.0%) ✓ sparkline.movingAvg.100000: 4.77 ms (baseline: 5.52 ms, -13.5%) sparkline.rdp.100000: 6.85 ms (baseline: 6.49 ms, +5.6%) sparkline.none.500000: 321.13 ms (baseline: 296.96 ms, +8.1%) sparkline.movingAvg.500000: 33.10 ms (baseline: 36.33 ms, -8.9%) ⚠️ sparkline.rdp.500000: 42.48 ms (baseline: 23.06 ms, +84.2%) sparkline.none.948423: 589.18 ms (baseline: 522.16 ms, +12.8%) ✓ sparkline.movingAvg.948423: 93.08 ms (baseline: 115.80 ms, -19.6%) ⚠️ sparkline.rdp.948423: 149.21 ms (baseline: 58.65 ms, +154.4%) windrose.aggregation.1000: 428.1 µs (baseline: 458.2 µs, -6.6%) ⚠️ windrose.draw.1000: 1.94 ms (baseline: 1.50 ms, +29.1%) ✓ windrose.aggregation.10000: 1.71 ms (baseline: 9.38 ms, -81.8%) ⚠️ windrose.draw.10000: 1.29 ms (baseline: 1.00 ms, +28.4%) ✓ windrose.aggregation.50000: 10.90 ms (baseline: 14.09 ms, -22.6%) ✓ windrose.draw.50000: 715.6 µs (baseline: 3.26 ms, -78.0%) windrose.aggregation.100000: 7.07 ms (baseline: 7.21 ms, -1.9%) ✓ windrose.draw.100000: 586.7 µs (baseline: 915.7 µs, -35.9%) ✓ windrose.aggregation.500000: 20.52 ms (baseline: 41.33 ms, -50.4%) ✓ windrose.draw.500000: 647.3 µs (baseline: 1.34 ms, -51.8%) ✓ windrose.aggregation.948423: 55.11 ms (baseline: 61.24 ms, -10.0%) ✓ windrose.draw.948423: 693.1 µs (baseline: 1.24 ms, -44.2%) scaling.none.1x: 4.36 ms (baseline: 4.72 ms, -7.6%) ✓ scaling.movingAvg.1x: 665.5 µs (baseline: 1.43 ms, -53.5%) ✓ scaling.rdp.1x: 558.9 µs (baseline: 1.35 ms, -58.7%) ✓ scaling.none.2x: 8.60 ms (baseline: 12.41 ms, -30.7%) ✓ scaling.movingAvg.2x: 1.21 ms (baseline: 2.57 ms, -52.8%) ✓ scaling.rdp.2x: 856.6 µs (baseline: 4.09 ms, -79.1%) ⚠️ scaling.none.5x: 35.24 ms (baseline: 29.07 ms, +21.2%) scaling.movingAvg.5x: 6.88 ms (baseline: 5.83 ms, +18.2%) ⚠️ scaling.rdp.5x: 5.54 ms (baseline: 2.06 ms, +169.2%) scaling.none.10x: 54.04 ms (baseline: 57.02 ms, -5.2%) ⚠️ scaling.movingAvg.10x: 8.91 ms (baseline: 5.63 ms, +58.2%) scaling.rdp.10x: 4.55 ms (baseline: 4.59 ms, -0.9%) ⚠️ scaling.none.20x: 136.94 ms (baseline: 94.28 ms, +45.2%) scaling.movingAvg.20x: 13.88 ms (baseline: 12.91 ms, +7.5%) ⚠️ scaling.rdp.20x: 24.13 ms (baseline: 11.38 ms, +112.0%) scaling.none.50x: 292.22 ms (baseline: 273.02 ms, +7.0%) scaling.movingAvg.50x: 32.98 ms (baseline: 35.20 ms, -6.3%) ⚠️ scaling.rdp.50x: 42.52 ms (baseline: 23.33 ms, +82.2%) ✓ multiseries.movingAvg.1series: 4.37 ms (baseline: 7.70 ms, -43.3%) ✓ multiseries.rdp.1series: 3.09 ms (baseline: 3.68 ms, -16.2%) multiseries.movingAvg.2series: 8.69 ms (baseline: 8.27 ms, +5.1%) ⚠️ multiseries.rdp.2series: 13.32 ms (baseline: 9.65 ms, +38.0%) ⚠️ multiseries.movingAvg.3series: 25.98 ms (baseline: 14.04 ms, +85.1%) ✓ multiseries.rdp.3series: 19.32 ms (baseline: 29.81 ms, -35.2%) multiseries.movingAvg.5series: 28.93 ms (baseline: 31.72 ms, -8.8%) multiseries.rdp.5series: 34.04 ms (baseline: 28.67 ms, +18.7%) 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: 41.84 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: 0.019 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: 0.013 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: 17.60 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: 01:10 min [INFO] Finished at: 2026-04-22T06:39:28Z [INFO] ------------------------------------------------------------------------