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: 2.288 s [INFO] Finished at: 2026-04-21T09:37:05Z [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: 2.184 s [INFO] Finished at: 2026-04-21T09:37:10Z [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: 2026-04-21T07:47:06.275420639Z Baseline CPU: AMD EPYC-Rome Processor Baseline OS: Linux Loaded 948423 weather records for performance testing 09:37:38.132 [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 | 3.52 ms | 3.46 ms | 2.13 ms 1,000 | 6.62 ms | 1.87 ms | 1.53 ms 10,000 | 24.63 ms | 4.55 ms | 4.66 ms 49,871 | 42.41 ms | 4.99 ms | 68.45 ms 97,643 | 73.49 ms | 9.20 ms | 11.22 ms 495,995 | 316.57 ms | 42.76 ms | 23.99 ms 944,282 | 575.44 ms | 90.98 ms | 59.63 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 | 1.87 ms | 1.57 ms | 3.44 ms 10,000 | 1.49 ms | 959.3 µs | 2.45 ms 50,000 | 9.53 ms | 1.57 ms | 11.11 ms 100,000 | 8.24 ms | 3.64 ms | 11.88 ms 500,000 | 44.46 ms | 1.04 ms | 45.50 ms 948,423 | 83.06 ms | 1.23 ms | 84.29 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 | 26.37 ms ( 2.3x) | 1.63 ms ( 1.4x) | 1.61 ms ( 3.0x) 2x | 19,996 | 19.73 ms ( 1.7x) | 3.53 ms ( 3.0x) | 4.92 ms ( 9.3x) 5x | 49,871 | 28.08 ms ( 2.4x) | 2.28 ms ( 2.0x) | 3.86 ms ( 7.3x) 10x | 97,643 | 70.94 ms ( 6.1x) | 4.63 ms ( 4.0x) | 7.18 ms (13.6x) 20x | 196,569 | 125.02 ms (10.8x) | 10.04 ms ( 8.7x) | 7.59 ms (14.4x) 50x | 495,995 | 269.30 ms (23.2x) | 31.13 ms (26.9x) | 20.89 ms (39.6x) 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 | 239.4 µs | 5 | 175.2 µs 10,000 | 5 | 786.8 µs | 5 | 428.9 µs 97,643 | 5 | 5.11 ms | 5 | 5.19 ms 495,995 | 5 | 38.39 ms | 5 | 18.61 ms 944,282 | 5 | 92.25 ms | 5 | 44.32 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 | 4.80 ms | 3.61 ms 2 | 8.80 ms | 8.62 ms 3 | 14.48 ms | 13.46 ms 5 | 20.87 ms | 23.37 ms Draw time scales with number of series. === Performance Summary === sparkline.none.100: 3.52 ms (baseline: 3.57 ms, -1.3%) sparkline.movingAvg.100: 3.46 ms (baseline: 3.14 ms, +10.4%) sparkline.rdp.100: 2.13 ms (baseline: 1.92 ms, +10.8%) ⚠️ sparkline.none.1000: 6.62 ms (baseline: 3.51 ms, +88.5%) sparkline.movingAvg.1000: 1.87 ms (baseline: 1.79 ms, +4.9%) ✓ sparkline.rdp.1000: 1.53 ms (baseline: 3.85 ms, -60.3%) ⚠️ sparkline.none.10000: 24.63 ms (baseline: 20.27 ms, +21.5%) ⚠️ sparkline.movingAvg.10000: 4.55 ms (baseline: 2.60 ms, +75.1%) ✓ sparkline.rdp.10000: 4.66 ms (baseline: 14.10 ms, -67.0%) ⚠️ sparkline.none.50000: 42.41 ms (baseline: 32.35 ms, +31.1%) ⚠️ sparkline.movingAvg.50000: 4.99 ms (baseline: 2.66 ms, +87.8%) sparkline.rdp.50000: 68.45 ms (baseline: 57.79 ms, +18.4%) ⚠️ sparkline.none.100000: 73.49 ms (baseline: 51.26 ms, +43.4%) ⚠️ sparkline.movingAvg.100000: 9.20 ms (baseline: 5.77 ms, +59.6%) ⚠️ sparkline.rdp.100000: 11.22 ms (baseline: 3.76 ms, +198.5%) sparkline.none.500000: 316.57 ms (baseline: 294.18 ms, +7.6%) ⚠️ sparkline.movingAvg.500000: 42.76 ms (baseline: 25.99 ms, +64.5%) sparkline.rdp.500000: 23.99 ms (baseline: 20.93 ms, +14.6%) ⚠️ sparkline.none.948423: 575.44 ms (baseline: 445.86 ms, +29.1%) sparkline.movingAvg.948423: 90.98 ms (baseline: 94.59 ms, -3.8%) sparkline.rdp.948423: 59.63 ms (baseline: 58.27 ms, +2.3%) ⚠️ windrose.aggregation.1000: 1.87 ms (baseline: 1.50 ms, +24.9%) ✓ windrose.draw.1000: 1.57 ms (baseline: 1.81 ms, -12.8%) windrose.aggregation.10000: 1.49 ms (baseline: 1.55 ms, -3.8%) windrose.draw.10000: 959.3 µs (baseline: 861.9 µs, +11.3%) windrose.aggregation.50000: 9.53 ms (baseline: 10.06 ms, -5.3%) ⚠️ windrose.draw.50000: 1.57 ms (baseline: 1.30 ms, +21.4%) ✓ windrose.aggregation.100000: 8.24 ms (baseline: 11.86 ms, -30.5%) ⚠️ windrose.draw.100000: 3.64 ms (baseline: 1.86 ms, +95.2%) ⚠️ windrose.aggregation.500000: 44.46 ms (baseline: 27.62 ms, +61.0%) ⚠️ windrose.draw.500000: 1.04 ms (baseline: 655.2 µs, +58.6%) ⚠️ windrose.aggregation.948423: 83.06 ms (baseline: 52.20 ms, +59.1%) ⚠️ windrose.draw.948423: 1.23 ms (baseline: 614.4 µs, +100.8%) ⚠️ scaling.none.1x: 26.37 ms (baseline: 4.63 ms, +469.1%) ⚠️ scaling.movingAvg.1x: 1.63 ms (baseline: 636.6 µs, +155.9%) ⚠️ scaling.rdp.1x: 1.61 ms (baseline: 538.9 µs, +198.1%) ⚠️ scaling.none.2x: 19.73 ms (baseline: 9.22 ms, +113.9%) ⚠️ scaling.movingAvg.2x: 3.53 ms (baseline: 998.3 µs, +253.1%) ⚠️ scaling.rdp.2x: 4.92 ms (baseline: 829.5 µs, +493.0%) scaling.none.5x: 28.08 ms (baseline: 24.64 ms, +14.0%) scaling.movingAvg.5x: 2.28 ms (baseline: 2.16 ms, +5.6%) ⚠️ scaling.rdp.5x: 3.86 ms (baseline: 1.79 ms, +115.4%) ⚠️ scaling.none.10x: 70.94 ms (baseline: 43.08 ms, +64.7%) ✓ scaling.movingAvg.10x: 4.63 ms (baseline: 5.32 ms, -13.0%) ⚠️ scaling.rdp.10x: 7.18 ms (baseline: 3.90 ms, +84.0%) ⚠️ scaling.none.20x: 125.02 ms (baseline: 88.73 ms, +40.9%) scaling.movingAvg.20x: 10.04 ms (baseline: 10.92 ms, -8.1%) ✓ scaling.rdp.20x: 7.59 ms (baseline: 8.99 ms, -15.5%) ⚠️ scaling.none.50x: 269.30 ms (baseline: 223.07 ms, +20.7%) ⚠️ scaling.movingAvg.50x: 31.13 ms (baseline: 22.51 ms, +38.3%) scaling.rdp.50x: 20.89 ms (baseline: 21.61 ms, -3.3%) ✓ multiseries.movingAvg.1series: 4.80 ms (baseline: 5.53 ms, -13.3%) multiseries.rdp.1series: 3.61 ms (baseline: 3.24 ms, +11.4%) ✓ multiseries.movingAvg.2series: 8.80 ms (baseline: 14.02 ms, -37.2%) ✓ multiseries.rdp.2series: 8.62 ms (baseline: 19.34 ms, -55.4%) multiseries.movingAvg.3series: 14.48 ms (baseline: 13.05 ms, +11.0%) ✓ multiseries.rdp.3series: 13.46 ms (baseline: 17.97 ms, -25.1%) ✓ multiseries.movingAvg.5series: 20.87 ms (baseline: 27.29 ms, -23.5%) multiseries.rdp.5series: 23.37 ms (baseline: 25.54 ms, -8.5%) 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: 39.30 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: 0.010 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: 13.40 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: 01:02 min [INFO] Finished at: 2026-04-21T09:38:15Z [INFO] ------------------------------------------------------------------------