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: 2.405 s [INFO] Finished at: 2026-04-20T18:23:23Z [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: 1.947 s [INFO] Finished at: 2026-04-20T18:23:28Z [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: 2026-04-20T16:39:33.098107008Z Baseline CPU: AMD EPYC-Rome Processor Baseline OS: Linux Loaded 948423 weather records for performance testing 18:23:55.206 [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 | 4.03 ms | 5.17 ms | 3.85 ms 1,000 | 6.34 ms | 3.13 ms | 3.61 ms 10,000 | 26.00 ms | 5.59 ms | 7.53 ms 49,871 | 58.88 ms | 3.06 ms | 81.99 ms 97,643 | 70.21 ms | 5.20 ms | 3.67 ms 495,995 | 311.61 ms | 34.50 ms | 23.86 ms 944,282 | 564.69 ms | 124.76 ms | 62.03 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 | 375.6 µs | 1.23 ms | 1.61 ms 10,000 | 1.51 ms | 881.9 µs | 2.39 ms 50,000 | 7.86 ms | 1.03 ms | 8.90 ms 100,000 | 4.16 ms | 850.3 µs | 5.01 ms 500,000 | 19.21 ms | 642.1 µs | 19.85 ms 948,423 | 37.10 ms | 669.3 µs | 37.77 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 | 12.26 ms ( 0.6x) | 1.95 ms ( 0.8x) | 1.23 ms ( 0.6x) 2x | 19,996 | 11.67 ms ( 0.6x) | 1.32 ms ( 0.6x) | 975.6 µs ( 0.5x) 5x | 49,871 | 33.03 ms ( 1.7x) | 2.71 ms ( 1.2x) | 2.02 ms ( 0.9x) 10x | 97,643 | 53.81 ms ( 2.8x) | 6.14 ms ( 2.6x) | 5.96 ms ( 2.8x) 20x | 196,569 | 99.18 ms ( 5.1x) | 19.31 ms ( 8.2x) | 14.27 ms ( 6.6x) 50x | 495,995 | 257.61 ms (13.3x) | 79.37 ms (33.8x) | 34.42 ms (15.9x) 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 | 196.5 µs | 5 | 198.2 µs 10,000 | 5 | 723.5 µs | 5 | 470.7 µs 97,643 | 5 | 5.32 ms | 5 | 3.28 ms 495,995 | 5 | 48.13 ms | 5 | 25.83 ms 944,282 | 5 | 100.83 ms | 5 | 61.85 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 | 7.53 ms | 8.65 ms 2 | 15.09 ms | 11.04 ms 3 | 25.97 ms | 21.50 ms 5 | 21.45 ms | 33.68 ms Draw time scales with number of series. === Performance Summary === ⚠️ sparkline.none.100: 4.03 ms (baseline: 1.29 ms, +211.8%) ⚠️ sparkline.movingAvg.100: 5.17 ms (baseline: 1.89 ms, +173.3%) ⚠️ sparkline.rdp.100: 3.85 ms (baseline: 2.27 ms, +69.5%) ⚠️ sparkline.none.1000: 6.34 ms (baseline: 4.38 ms, +44.6%) ⚠️ sparkline.movingAvg.1000: 3.13 ms (baseline: 1.47 ms, +113.7%) ⚠️ sparkline.rdp.1000: 3.61 ms (baseline: 2.14 ms, +68.2%) ⚠️ sparkline.none.10000: 26.00 ms (baseline: 15.40 ms, +68.9%) ⚠️ sparkline.movingAvg.10000: 5.59 ms (baseline: 2.80 ms, +99.8%) sparkline.rdp.10000: 7.53 ms (baseline: 7.02 ms, +7.3%) ⚠️ sparkline.none.50000: 58.88 ms (baseline: 22.93 ms, +156.8%) ✓ sparkline.movingAvg.50000: 3.06 ms (baseline: 3.67 ms, -16.5%) ⚠️ sparkline.rdp.50000: 81.99 ms (baseline: 56.27 ms, +45.7%) ⚠️ sparkline.none.100000: 70.21 ms (baseline: 50.90 ms, +37.9%) sparkline.movingAvg.100000: 5.20 ms (baseline: 4.63 ms, +12.3%) ✓ sparkline.rdp.100000: 3.67 ms (baseline: 8.18 ms, -55.2%) sparkline.none.500000: 311.61 ms (baseline: 262.10 ms, +18.9%) ⚠️ sparkline.movingAvg.500000: 34.50 ms (baseline: 24.26 ms, +42.2%) ✓ sparkline.rdp.500000: 23.86 ms (baseline: 63.52 ms, -62.4%) ⚠️ sparkline.none.948423: 564.69 ms (baseline: 429.56 ms, +31.5%) ⚠️ sparkline.movingAvg.948423: 124.76 ms (baseline: 89.23 ms, +39.8%) sparkline.rdp.948423: 62.03 ms (baseline: 51.77 ms, +19.8%) ✓ windrose.aggregation.1000: 375.6 µs (baseline: 703.9 µs, -46.6%) ✓ windrose.draw.1000: 1.23 ms (baseline: 2.31 ms, -46.7%) ✓ windrose.aggregation.10000: 1.51 ms (baseline: 2.17 ms, -30.4%) ✓ windrose.draw.10000: 881.9 µs (baseline: 2.74 ms, -67.9%) ✓ windrose.aggregation.50000: 7.86 ms (baseline: 16.52 ms, -52.4%) ✓ windrose.draw.50000: 1.03 ms (baseline: 1.54 ms, -32.8%) ✓ windrose.aggregation.100000: 4.16 ms (baseline: 7.88 ms, -47.2%) ✓ windrose.draw.100000: 850.3 µs (baseline: 1.95 ms, -56.4%) ✓ windrose.aggregation.500000: 19.21 ms (baseline: 44.09 ms, -56.4%) ✓ windrose.draw.500000: 642.1 µs (baseline: 1.36 ms, -52.7%) ✓ windrose.aggregation.948423: 37.10 ms (baseline: 49.43 ms, -24.9%) ✓ windrose.draw.948423: 669.3 µs (baseline: 992.5 µs, -32.6%) ⚠️ scaling.none.1x: 12.26 ms (baseline: 4.52 ms, +170.9%) ⚠️ scaling.movingAvg.1x: 1.95 ms (baseline: 1.06 ms, +84.4%) ⚠️ scaling.rdp.1x: 1.23 ms (baseline: 570.6 µs, +116.0%) ⚠️ scaling.none.2x: 11.67 ms (baseline: 8.96 ms, +30.2%) scaling.movingAvg.2x: 1.32 ms (baseline: 1.20 ms, +10.5%) scaling.rdp.2x: 975.6 µs (baseline: 835.4 µs, +16.8%) ⚠️ scaling.none.5x: 33.03 ms (baseline: 19.90 ms, +66.0%) scaling.movingAvg.5x: 2.71 ms (baseline: 2.28 ms, +18.8%) ✓ scaling.rdp.5x: 2.02 ms (baseline: 2.37 ms, -14.8%) ⚠️ scaling.none.10x: 53.81 ms (baseline: 42.29 ms, +27.2%) ⚠️ scaling.movingAvg.10x: 6.14 ms (baseline: 4.71 ms, +30.3%) ⚠️ scaling.rdp.10x: 5.96 ms (baseline: 3.11 ms, +91.7%) scaling.none.20x: 99.18 ms (baseline: 98.74 ms, +0.4%) ⚠️ scaling.movingAvg.20x: 19.31 ms (baseline: 10.35 ms, +86.5%) ⚠️ scaling.rdp.20x: 14.27 ms (baseline: 7.56 ms, +88.6%) scaling.none.50x: 257.61 ms (baseline: 223.79 ms, +15.1%) ⚠️ scaling.movingAvg.50x: 79.37 ms (baseline: 34.55 ms, +129.8%) ⚠️ scaling.rdp.50x: 34.42 ms (baseline: 17.71 ms, +94.4%) multiseries.movingAvg.1series: 7.53 ms (baseline: 6.71 ms, +12.3%) multiseries.rdp.1series: 8.65 ms (baseline: 7.25 ms, +19.3%) ⚠️ multiseries.movingAvg.2series: 15.09 ms (baseline: 10.73 ms, +40.7%) multiseries.rdp.2series: 11.04 ms (baseline: 10.19 ms, +8.3%) ⚠️ multiseries.movingAvg.3series: 25.97 ms (baseline: 13.74 ms, +89.1%) ⚠️ multiseries.rdp.3series: 21.50 ms (baseline: 13.93 ms, +54.4%) ✓ multiseries.movingAvg.5series: 21.45 ms (baseline: 25.32 ms, -15.3%) ⚠️ multiseries.rdp.5series: 33.68 ms (baseline: 25.57 ms, +31.7%) 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: 39.42 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: 14.19 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: 01:03 min [INFO] Finished at: 2026-04-20T18:24:34Z [INFO] ------------------------------------------------------------------------