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 93c9895 [maven-release-plugin] prepare for next development iteration $ mvn versions:set-property -Dproperty=vaadin.version -DnewVersion=25.3-SNAPSHOT -DgenerateBackupPoms=false -B --no-transfer-progress --settings /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/settings.xml java 25-tem is already installed. Using java version 25-tem in this shell. [INFO] Scanning for projects... [WARNING] [WARNING] Some problems were encountered while building the effective model for in.virit:svg-visualizations:jar:1.2.1-SNAPSHOT [WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-surefire-plugin is missing. @ line 98, 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 1.2.1-SNAPSHOT [INFO] from pom.xml [INFO] --------------------------------[ jar ]--------------------------------- [INFO] [INFO] --- versions:2.22.0:set-property (default-cli) @ svg-visualizations --- [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 2.949 s [INFO] Finished at: 2026-10-09T23:12:43Z [INFO] ------------------------------------------------------------------------ $ mvn versions:set -DnewVersion=25.3-SNAPSHOT -DartifactId=vaadin-bom -DgenerateBackupPoms=false -B --no-transfer-progress --settings /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/settings.xml java 25-tem is already installed. Using java version 25-tem in this shell. [INFO] Scanning for projects... [WARNING] [WARNING] Some problems were encountered while building the effective model for in.virit:svg-visualizations:jar:1.2.1-SNAPSHOT [WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-surefire-plugin is missing. @ line 98, 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 1.2.1-SNAPSHOT [INFO] from pom.xml [INFO] --------------------------------[ jar ]--------------------------------- [INFO] [INFO] --- versions:2.22.0: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:1.2.1-SNAPSHOT -> 25.3-SNAPSHOT [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 2.323 s [INFO] Finished at: 2026-10-09T23:12:50Z [INFO] ------------------------------------------------------------------------ $ mvn clean verify -B --no-transfer-progress --settings /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/settings.xml -DskipPerformanceValidation=true java 25-tem is already installed. Using java version 25-tem in this shell. [INFO] Scanning for projects... [WARNING] [WARNING] Some problems were encountered while building the effective model for in.virit:svg-visualizations:jar:1.2.1-SNAPSHOT [WARNING] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-surefire-plugin is missing. @ line 98, 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 1.2.1-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:1.2.1-SNAPSHOT... [INFO] [INFO] --- compiler:3.13.0:compile (default-compile) @ svg-visualizations --- [INFO] Recompiling the module because of changed source code. [INFO] Compiling 3 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 17 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.SparkLineGeometryTest [INFO] Tests run: 9, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.128 s -- in org.vaadin.svgvis.SparkLineGeometryTest [INFO] Running org.vaadin.svgvis.RenderingPerformanceTest Loaded 948423 weather records === System Information === CPU Model: AMD EPYC-Rome Processor CPU Cores: 4 OS: Linux 6.8.0-142-generic Java: 25 (Eclipse Adoptium) Architecture: amd64 === Baseline Info === Last Updated: 2026-10-09T22:10:07.739930110Z Baseline CPU: AMD EPYC-Rome Processor Baseline OS: Linux Loaded 948423 weather records for performance testing 23:13:32.901 [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 | 7.97 ms | 3.37 ms | 3.41 ms 1,000 | 8.95 ms | 5.42 ms | 3.86 ms 10,000 | 11.81 ms | 3.68 ms | 3.96 ms 49,871 | 30.80 ms | 3.77 ms | 12.00 ms 97,643 | 90.36 ms | 9.34 ms | 10.08 ms 495,995 | 439.21 ms | 11.43 ms | 69.75 ms 944,282 | 694.36 ms | 11.69 ms | 130.02 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 | 323.6 µs | 11.83 ms | 12.16 ms 10,000 | 13.64 ms | 2.34 ms | 15.97 ms 50,000 | 55.24 ms | 2.28 ms | 57.53 ms 100,000 | 16.89 ms | 957.5 µs | 17.85 ms 500,000 | 50.36 ms | 1.77 ms | 52.12 ms 948,423 | 91.05 ms | 2.25 ms | 93.29 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 | 4.97 ms ( 1.1x) | 901.5 µs ( 0.9x) | 1.23 ms ( 1.1x) 2x | 19,996 | 10.85 ms ( 2.4x) | 1.66 ms ( 1.7x) | 4.57 ms ( 4.2x) 5x | 49,871 | 31.85 ms ( 7.0x) | 604.4 µs ( 0.6x) | 4.49 ms ( 4.1x) 10x | 97,643 | 58.88 ms (12.9x) | 1.03 ms ( 1.1x) | 4.70 ms ( 4.3x) 20x | 196,569 | 105.36 ms (23.0x) | 1.68 ms ( 1.7x) | 11.93 ms (10.9x) 50x | 495,995 | 355.25 ms (77.7x) | 5.64 ms ( 5.9x) | 77.06 ms (70.2x) 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 | 867.5 µs | 5 | 729.2 µs 10,000 | 5 | 673.9 µs | 5 | 1.52 ms 97,643 | 5 | 1.25 ms | 5 | 9.84 ms 495,995 | 5 | 8.06 ms | 5 | 88.92 ms 944,282 | 5 | 10.97 ms | 5 | 72.82 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 | 5.46 ms | 13.38 ms 2 | 33.45 ms | 18.97 ms 3 | 2.62 ms | 33.69 ms 5 | 7.13 ms | 50.02 ms Draw time scales with number of series. === Performance Summary === ⚠️ sparkline.none.100: 7.97 ms (baseline: 6.42 ms, +24.0%) ✓ sparkline.movingAvg.100: 3.37 ms (baseline: 5.68 ms, -40.8%) ✓ sparkline.rdp.100: 3.41 ms (baseline: 5.09 ms, -33.1%) ✓ sparkline.none.1000: 8.95 ms (baseline: 12.80 ms, -30.1%) ✓ sparkline.movingAvg.1000: 5.42 ms (baseline: 6.32 ms, -14.2%) ✓ sparkline.rdp.1000: 3.86 ms (baseline: 6.47 ms, -40.4%) ✓ sparkline.none.10000: 11.81 ms (baseline: 24.41 ms, -51.6%) ✓ sparkline.movingAvg.10000: 3.68 ms (baseline: 7.69 ms, -52.2%) ✓ sparkline.rdp.10000: 3.96 ms (baseline: 13.86 ms, -71.4%) ✓ sparkline.none.50000: 30.80 ms (baseline: 37.13 ms, -17.1%) ✓ sparkline.movingAvg.50000: 3.77 ms (baseline: 7.85 ms, -52.0%) sparkline.rdp.50000: 12.00 ms (baseline: 10.69 ms, +12.2%) ⚠️ sparkline.none.100000: 90.36 ms (baseline: 61.74 ms, +46.4%) ⚠️ sparkline.movingAvg.100000: 9.34 ms (baseline: 1.44 ms, +550.6%) ✓ sparkline.rdp.100000: 10.08 ms (baseline: 14.98 ms, -32.7%) sparkline.none.500000: 439.21 ms (baseline: 403.14 ms, +8.9%) ⚠️ sparkline.movingAvg.500000: 11.43 ms (baseline: 7.11 ms, +60.8%) sparkline.rdp.500000: 69.75 ms (baseline: 72.44 ms, -3.7%) ⚠️ sparkline.none.948423: 694.36 ms (baseline: 536.24 ms, +29.5%) ✓ sparkline.movingAvg.948423: 11.69 ms (baseline: 17.74 ms, -34.1%) ⚠️ sparkline.rdp.948423: 130.02 ms (baseline: 80.79 ms, +60.9%) ✓ windrose.aggregation.1000: 323.6 µs (baseline: 3.48 ms, -90.7%) ⚠️ windrose.draw.1000: 11.83 ms (baseline: 2.26 ms, +424.4%) ⚠️ windrose.aggregation.10000: 13.64 ms (baseline: 7.61 ms, +79.2%) windrose.draw.10000: 2.34 ms (baseline: 2.26 ms, +3.5%) ⚠️ windrose.aggregation.50000: 55.24 ms (baseline: 28.48 ms, +93.9%) ⚠️ windrose.draw.50000: 2.28 ms (baseline: 1.45 ms, +57.1%) ⚠️ windrose.aggregation.100000: 16.89 ms (baseline: 10.72 ms, +57.5%) ✓ windrose.draw.100000: 957.5 µs (baseline: 1.96 ms, -51.2%) ⚠️ windrose.aggregation.500000: 50.36 ms (baseline: 38.11 ms, +32.1%) ✓ windrose.draw.500000: 1.77 ms (baseline: 2.74 ms, -35.4%) ⚠️ windrose.aggregation.948423: 91.05 ms (baseline: 72.96 ms, +24.8%) ⚠️ windrose.draw.948423: 2.25 ms (baseline: 565.4 µs, +297.1%) ⚠️ scaling.none.1x: 4.97 ms (baseline: 4.02 ms, +23.5%) ⚠️ scaling.movingAvg.1x: 901.5 µs (baseline: 360.1 µs, +150.3%) ⚠️ scaling.rdp.1x: 1.23 ms (baseline: 753.1 µs, +63.7%) ⚠️ scaling.none.2x: 10.85 ms (baseline: 8.10 ms, +34.0%) ⚠️ scaling.movingAvg.2x: 1.66 ms (baseline: 437.1 µs, +279.5%) ⚠️ scaling.rdp.2x: 4.57 ms (baseline: 1.28 ms, +256.5%) ⚠️ scaling.none.5x: 31.85 ms (baseline: 22.93 ms, +38.9%) ✓ scaling.movingAvg.5x: 604.4 µs (baseline: 763.3 µs, -20.8%) ✓ scaling.rdp.5x: 4.49 ms (baseline: 14.16 ms, -68.3%) scaling.none.10x: 58.88 ms (baseline: 58.16 ms, +1.2%) scaling.movingAvg.10x: 1.03 ms (baseline: 1.01 ms, +1.5%) ✓ scaling.rdp.10x: 4.70 ms (baseline: 6.82 ms, -31.1%) ✓ scaling.none.20x: 105.36 ms (baseline: 148.75 ms, -29.2%) ✓ scaling.movingAvg.20x: 1.68 ms (baseline: 6.19 ms, -72.8%) ✓ scaling.rdp.20x: 11.93 ms (baseline: 23.53 ms, -49.3%) ✓ scaling.none.50x: 355.25 ms (baseline: 412.24 ms, -13.8%) ✓ scaling.movingAvg.50x: 5.64 ms (baseline: 12.01 ms, -53.1%) ⚠️ scaling.rdp.50x: 77.06 ms (baseline: 41.82 ms, +84.3%) ⚠️ multiseries.movingAvg.1series: 5.46 ms (baseline: 1.14 ms, +377.1%) ⚠️ multiseries.rdp.1series: 13.38 ms (baseline: 8.08 ms, +65.6%) ⚠️ multiseries.movingAvg.2series: 33.45 ms (baseline: 2.71 ms, +1134.0%) ✓ multiseries.rdp.2series: 18.97 ms (baseline: 26.57 ms, -28.6%) ✓ multiseries.movingAvg.3series: 2.62 ms (baseline: 3.50 ms, -25.1%) multiseries.rdp.3series: 33.69 ms (baseline: 34.32 ms, -1.8%) multiseries.movingAvg.5series: 7.13 ms (baseline: 6.20 ms, +15.0%) ✓ multiseries.rdp.5series: 50.02 ms (baseline: 61.28 ms, -18.4%) 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: 45.62 s -- in org.vaadin.svgvis.RenderingPerformanceTest [INFO] Running org.vaadin.svgvis.unit.SvgSparkLineDrawingTest [INFO] Tests run: 8, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 4.397 s -- in org.vaadin.svgvis.unit.SvgSparkLineDrawingTest [INFO] Running org.vaadin.svgvis.unit.WindRoseTest [INFO] Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.020 s -- in org.vaadin.svgvis.unit.WindRoseTest [INFO] Running org.vaadin.svgvis.unit.SvgSparkLineTest [INFO] Tests run: 9, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.035 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: 21.94 s -- in org.vaadin.svgvis.SessionWeightTest [INFO] [INFO] Results: [INFO] [WARNING] Tests run: 41, 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-1.2.1-SNAPSHOT.jar [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 01:25 min [INFO] Finished at: 2026-10-09T23:14:27Z [INFO] ------------------------------------------------------------------------