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 0ac9d5f Upped versions and moved to browserless-test $ mvn versions:set-property -Dproperty=vaadin.version -DnewVersion=25.2.6 -DgenerateBackupPoms=false -B --no-transfer-progress 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:1.1.1-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 1.1.1-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: 2.396 s [INFO] Finished at: 2026-09-03T10:23:33Z [INFO] ------------------------------------------------------------------------ $ mvn versions:set -DnewVersion=25.2.6 -DartifactId=vaadin-bom -DgenerateBackupPoms=false -B --no-transfer-progress 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:1.1.1-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 1.1.1-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:1.1.1-SNAPSHOT -> 25.2.6 [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 2.647 s [INFO] Finished at: 2026-09-03T10:23:39Z [INFO] ------------------------------------------------------------------------ $ mvn clean verify -B --no-transfer-progress -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:1.1.1-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 1.1.1-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:1.1.1-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 6.8.0-138-generic Java: 25 (Eclipse Adoptium) Architecture: amd64 === Baseline Info === Last Updated: 2026-09-03T07:31:40.366126723Z Baseline CPU: AMD EPYC-Rome Processor Baseline OS: Linux Loaded 948423 weather records for performance testing 10:24:19.727 [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 | 2.27 ms | 3.98 ms | 1.11 ms 1,000 | 6.61 ms | 5.30 ms | 5.40 ms 10,000 | 30.43 ms | 4.35 ms | 18.84 ms 49,871 | 31.24 ms | 4.22 ms | 51.19 ms 97,643 | 79.02 ms | 6.91 ms | 13.29 ms 495,995 | 251.13 ms | 57.83 ms | 62.84 ms 944,282 | 544.23 ms | 180.69 ms | 113.32 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 | 2.82 ms | 3.72 ms | 6.54 ms 10,000 | 1.67 ms | 3.77 ms | 5.44 ms 50,000 | 13.08 ms | 1.78 ms | 14.87 ms 100,000 | 8.71 ms | 3.26 ms | 11.98 ms 500,000 | 34.57 ms | 1.78 ms | 36.35 ms 948,423 | 83.81 ms | 1.48 ms | 85.29 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 | 6.11 ms ( 0.8x) | 639.0 µs ( 0.8x) | 2.21 ms ( 1.7x) 2x | 19,996 | 13.32 ms ( 1.7x) | 1.90 ms ( 2.4x) | 2.52 ms ( 2.0x) 5x | 49,871 | 31.21 ms ( 4.0x) | 7.99 ms ( 9.9x) | 6.64 ms ( 5.2x) 10x | 97,643 | 39.67 ms ( 5.1x) | 6.38 ms ( 7.9x) | 5.24 ms ( 4.1x) 20x | 196,569 | 122.65 ms (15.7x) | 12.87 ms (16.0x) | 10.98 ms ( 8.6x) 50x | 495,995 | 247.21 ms (31.6x) | 71.32 ms (88.7x) | 73.30 ms (57.4x) 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 | 142.0 µs | 5 | 245.6 µs 10,000 | 5 | 527.6 µs | 5 | 686.6 µs 97,643 | 5 | 5.51 ms | 5 | 5.99 ms 495,995 | 5 | 54.13 ms | 5 | 69.46 ms 944,282 | 5 | 129.44 ms | 5 | 67.26 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 | 9.37 ms | 16.84 ms 2 | 10.29 ms | 20.76 ms 3 | 18.65 ms | 45.43 ms 5 | 40.01 ms | 37.71 ms Draw time scales with number of series. === Performance Summary === ✓ sparkline.none.100: 2.27 ms (baseline: 2.81 ms, -19.3%) sparkline.movingAvg.100: 3.98 ms (baseline: 3.70 ms, +7.7%) ✓ sparkline.rdp.100: 1.11 ms (baseline: 2.80 ms, -60.2%) ⚠️ sparkline.none.1000: 6.61 ms (baseline: 4.64 ms, +42.5%) ⚠️ sparkline.movingAvg.1000: 5.30 ms (baseline: 2.44 ms, +117.3%) ⚠️ sparkline.rdp.1000: 5.40 ms (baseline: 2.37 ms, +127.6%) ⚠️ sparkline.none.10000: 30.43 ms (baseline: 10.33 ms, +194.6%) ⚠️ sparkline.movingAvg.10000: 4.35 ms (baseline: 2.39 ms, +82.3%) ⚠️ sparkline.rdp.10000: 18.84 ms (baseline: 10.90 ms, +72.8%) ✓ sparkline.none.50000: 31.24 ms (baseline: 82.86 ms, -62.3%) ⚠️ sparkline.movingAvg.50000: 4.22 ms (baseline: 3.04 ms, +38.7%) ⚠️ sparkline.rdp.50000: 51.19 ms (baseline: 33.31 ms, +53.7%) ⚠️ sparkline.none.100000: 79.02 ms (baseline: 43.32 ms, +82.4%) ✓ sparkline.movingAvg.100000: 6.91 ms (baseline: 8.82 ms, -21.6%) ⚠️ sparkline.rdp.100000: 13.29 ms (baseline: 9.13 ms, +45.6%) sparkline.none.500000: 251.13 ms (baseline: 228.85 ms, +9.7%) ⚠️ sparkline.movingAvg.500000: 57.83 ms (baseline: 28.68 ms, +101.6%) ⚠️ sparkline.rdp.500000: 62.84 ms (baseline: 27.93 ms, +125.0%) ⚠️ sparkline.none.948423: 544.23 ms (baseline: 407.52 ms, +33.5%) ⚠️ sparkline.movingAvg.948423: 180.69 ms (baseline: 96.97 ms, +86.3%) ⚠️ sparkline.rdp.948423: 113.32 ms (baseline: 84.23 ms, +34.5%) ⚠️ windrose.aggregation.1000: 2.82 ms (baseline: 553.8 µs, +409.9%) ⚠️ windrose.draw.1000: 3.72 ms (baseline: 902.5 µs, +312.1%) ✓ windrose.aggregation.10000: 1.67 ms (baseline: 2.25 ms, -25.9%) ⚠️ windrose.draw.10000: 3.77 ms (baseline: 612.9 µs, +514.8%) ⚠️ windrose.aggregation.50000: 13.08 ms (baseline: 10.33 ms, +26.7%) ⚠️ windrose.draw.50000: 1.78 ms (baseline: 511.0 µs, +249.3%) ⚠️ windrose.aggregation.100000: 8.71 ms (baseline: 5.67 ms, +53.5%) ⚠️ windrose.draw.100000: 3.26 ms (baseline: 509.2 µs, +541.2%) ⚠️ windrose.aggregation.500000: 34.57 ms (baseline: 18.92 ms, +82.8%) ⚠️ windrose.draw.500000: 1.78 ms (baseline: 544.8 µs, +226.1%) ⚠️ windrose.aggregation.948423: 83.81 ms (baseline: 39.49 ms, +112.2%) ⚠️ windrose.draw.948423: 1.48 ms (baseline: 740.6 µs, +100.1%) scaling.none.1x: 6.11 ms (baseline: 6.53 ms, -6.5%) ✓ scaling.movingAvg.1x: 639.0 µs (baseline: 1.70 ms, -62.5%) ⚠️ scaling.rdp.1x: 2.21 ms (baseline: 1.27 ms, +74.0%) ⚠️ scaling.none.2x: 13.32 ms (baseline: 8.09 ms, +64.8%) ✓ scaling.movingAvg.2x: 1.90 ms (baseline: 3.79 ms, -49.7%) scaling.rdp.2x: 2.52 ms (baseline: 2.68 ms, -5.8%) ⚠️ scaling.none.5x: 31.21 ms (baseline: 21.73 ms, +43.6%) ⚠️ scaling.movingAvg.5x: 7.99 ms (baseline: 2.34 ms, +241.5%) ⚠️ scaling.rdp.5x: 6.64 ms (baseline: 3.95 ms, +68.3%) scaling.none.10x: 39.67 ms (baseline: 36.31 ms, +9.3%) ⚠️ scaling.movingAvg.10x: 6.38 ms (baseline: 4.57 ms, +39.5%) ⚠️ scaling.rdp.10x: 5.24 ms (baseline: 4.04 ms, +29.6%) ⚠️ scaling.none.20x: 122.65 ms (baseline: 75.56 ms, +62.3%) scaling.movingAvg.20x: 12.87 ms (baseline: 11.01 ms, +16.8%) scaling.rdp.20x: 10.98 ms (baseline: 10.71 ms, +2.4%) scaling.none.50x: 247.21 ms (baseline: 237.85 ms, +3.9%) ⚠️ scaling.movingAvg.50x: 71.32 ms (baseline: 38.03 ms, +87.5%) ⚠️ scaling.rdp.50x: 73.30 ms (baseline: 23.02 ms, +218.5%) ⚠️ multiseries.movingAvg.1series: 9.37 ms (baseline: 4.83 ms, +93.8%) ⚠️ multiseries.rdp.1series: 16.84 ms (baseline: 3.99 ms, +322.5%) multiseries.movingAvg.2series: 10.29 ms (baseline: 9.20 ms, +11.9%) ⚠️ multiseries.rdp.2series: 20.76 ms (baseline: 13.60 ms, +52.6%) ⚠️ multiseries.movingAvg.3series: 18.65 ms (baseline: 14.80 ms, +26.0%) ⚠️ multiseries.rdp.3series: 45.43 ms (baseline: 18.15 ms, +150.3%) ⚠️ multiseries.movingAvg.5series: 40.01 ms (baseline: 19.96 ms, +100.5%) multiseries.rdp.5series: 37.71 ms (baseline: 34.49 ms, +9.3%) 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: 44.51 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: 0.010 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: 0.030 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: 21.31 s -- in org.vaadin.svgvis.SessionWeightTest [INFO] [INFO] Results: [INFO] [WARNING] Tests run: 24, 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-1.1.1-SNAPSHOT.jar [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 01:17 min [INFO] Finished at: 2026-09-03T10:25:08Z [INFO] ------------------------------------------------------------------------