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-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:1.1.1-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:2.22.0:set-property (default-cli) @ svg-visualizations --- [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 2.751 s [INFO] Finished at: 2026-09-25T22:09:36Z [INFO] ------------------------------------------------------------------------ $ mvn versions:set -DnewVersion=25.2-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:1.1.1-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:2.22.0: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:1.1.1-SNAPSHOT -> 25.2-SNAPSHOT [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 2.283 s [INFO] Finished at: 2026-09-25T22:09:42Z [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:1.1.1-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 6.8.0-139-generic Java: 25 (Eclipse Adoptium) Architecture: amd64 === Baseline Info === Last Updated: 2026-09-25T19:10:34.806391844Z Baseline CPU: AMD EPYC-Rome Processor Baseline OS: Linux Loaded 948423 weather records for performance testing 22:10:22.526 [main] INFO com.vaadin.flow.server.DefaultDeploymentConfiguration -- Vaadin is running in production mode. 22:10:22.597 [main] INFO com.vaadin.copilot.CopilotIndexHtmlLoader -- Copilot is disabled === SparkLine draw() CPU Time Analysis === Measuring time to execute draw() with real components... Data Points | No Smoothing | Moving Avg | RDP -------------|----------------|----------------|---------------- 100 | 2.88 ms | 4.01 ms | 4.48 ms 1,000 | 4.61 ms | 1.61 ms | 1.88 ms 10,000 | 29.63 ms | 5.12 ms | 6.18 ms 49,871 | 54.14 ms | 4.64 ms | 44.92 ms 97,643 | 38.62 ms | 7.62 ms | 20.25 ms 495,995 | 305.25 ms | 36.35 ms | 95.53 ms 944,282 | 526.19 ms | 156.43 ms | 120.35 ms Note: Times include full SVG element creation and DOM operations. 22:10:36.004 [main] INFO com.vaadin.copilot.CopilotIndexHtmlLoader -- Copilot is disabled === WindRose draw() CPU Time Analysis === Measuring time to aggregate and draw WindRose with real components... Input Records | Aggregation | Draw | Total --------------|----------------|----------------|---------------- 1,000 | 2.47 ms | 2.89 ms | 5.35 ms 10,000 | 1.93 ms | 2.16 ms | 4.08 ms 50,000 | 22.31 ms | 895.9 µs | 23.21 ms 100,000 | 20.47 ms | 930.8 µs | 21.40 ms 500,000 | 99.33 ms | 1.23 ms | 100.56 ms 948,423 | 54.96 ms | 564.0 µs | 55.53 ms Note: WindRose aggregation is O(n), but draw is O(sectors) = O(1). 22:10:36.409 [main] INFO com.vaadin.copilot.CopilotIndexHtmlLoader -- Copilot is disabled === Scaling Behavior Analysis === Comparing how draw time scales with data size... Multiplier | Data Size | NONE (rel) | MovingAvg (rel) | RDP (rel) -----------|--------------|----------------|-----------------|---------------- 1x | 10,000 | 3.67 ms ( 0.5x) | 2.03 ms ( 2.1x) | 2.19 ms ( 3.7x) 2x | 19,996 | 11.81 ms ( 1.6x) | 2.87 ms ( 3.0x) | 1.17 ms ( 2.0x) 5x | 49,871 | 21.88 ms ( 2.9x) | 3.34 ms ( 3.5x) | 12.83 ms (21.5x) 10x | 97,643 | 48.57 ms ( 6.5x) | 7.06 ms ( 7.4x) | 6.62 ms (11.1x) 20x | 196,569 | 105.84 ms (14.2x) | 13.01 ms (13.6x) | 20.40 ms (34.2x) 50x | 495,995 | 278.42 ms (37.3x) | 35.75 ms (37.4x) | 37.22 ms (62.4x) Ideal O(n): time should grow linearly with multiplier. With smoothing: time for SVG creation is ~constant after reduction. 22:10:42.265 [main] INFO com.vaadin.copilot.CopilotIndexHtmlLoader -- Copilot is disabled === 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 | 170.1 µs | 5 | 272.0 µs 10,000 | 5 | 768.3 µs | 5 | 656.9 µs 97,643 | 5 | 7.73 ms | 5 | 7.54 ms 495,995 | 5 | 47.10 ms | 5 | 37.82 ms 944,282 | 5 | 107.37 ms | 5 | 113.47 ms Element count reflects SVG complexity after smoothing. 22:10:46.571 [main] INFO com.vaadin.copilot.CopilotIndexHtmlLoader -- Copilot is disabled === Multi-Series SparkLine Draw Time === Measuring draw time with multiple data series... Series Count | Moving Avg | RDP -------------|----------------|---------------- 1 | 8.75 ms | 4.53 ms 2 | 13.00 ms | 14.37 ms 3 | 20.91 ms | 30.25 ms 5 | 33.05 ms | 48.20 ms Draw time scales with number of series. === Performance Summary === ✓ sparkline.none.100: 2.88 ms (baseline: 8.10 ms, -64.4%) ✓ sparkline.movingAvg.100: 4.01 ms (baseline: 6.44 ms, -37.7%) ✓ sparkline.rdp.100: 4.48 ms (baseline: 6.32 ms, -29.2%) ✓ sparkline.none.1000: 4.61 ms (baseline: 11.79 ms, -60.9%) ✓ sparkline.movingAvg.1000: 1.61 ms (baseline: 5.46 ms, -70.5%) ✓ sparkline.rdp.1000: 1.88 ms (baseline: 8.80 ms, -78.6%) sparkline.none.10000: 29.63 ms (baseline: 31.29 ms, -5.3%) ⚠️ sparkline.movingAvg.10000: 5.12 ms (baseline: 4.23 ms, +21.0%) ✓ sparkline.rdp.10000: 6.18 ms (baseline: 27.81 ms, -77.8%) ⚠️ sparkline.none.50000: 54.14 ms (baseline: 24.96 ms, +116.9%) ⚠️ sparkline.movingAvg.50000: 4.64 ms (baseline: 3.74 ms, +24.1%) ✓ sparkline.rdp.50000: 44.92 ms (baseline: 67.73 ms, -33.7%) ✓ sparkline.none.100000: 38.62 ms (baseline: 52.31 ms, -26.2%) ✓ sparkline.movingAvg.100000: 7.62 ms (baseline: 9.42 ms, -19.1%) ⚠️ sparkline.rdp.100000: 20.25 ms (baseline: 10.18 ms, +99.0%) sparkline.none.500000: 305.25 ms (baseline: 287.55 ms, +6.2%) ✓ sparkline.movingAvg.500000: 36.35 ms (baseline: 48.43 ms, -24.9%) ⚠️ sparkline.rdp.500000: 95.53 ms (baseline: 47.38 ms, +101.6%) sparkline.none.948423: 526.19 ms (baseline: 503.10 ms, +4.6%) sparkline.movingAvg.948423: 156.43 ms (baseline: 143.57 ms, +9.0%) ✓ sparkline.rdp.948423: 120.35 ms (baseline: 135.22 ms, -11.0%) ⚠️ windrose.aggregation.1000: 2.47 ms (baseline: 478.7 µs, +415.1%) ✓ windrose.draw.1000: 2.89 ms (baseline: 5.31 ms, -45.7%) ✓ windrose.aggregation.10000: 1.93 ms (baseline: 5.20 ms, -62.9%) ⚠️ windrose.draw.10000: 2.16 ms (baseline: 1.08 ms, +99.6%) ⚠️ windrose.aggregation.50000: 22.31 ms (baseline: 8.31 ms, +168.3%) ✓ windrose.draw.50000: 895.9 µs (baseline: 2.10 ms, -57.3%) ⚠️ windrose.aggregation.100000: 20.47 ms (baseline: 13.59 ms, +50.7%) ✓ windrose.draw.100000: 930.8 µs (baseline: 2.38 ms, -60.8%) ⚠️ windrose.aggregation.500000: 99.33 ms (baseline: 39.97 ms, +148.5%) ⚠️ windrose.draw.500000: 1.23 ms (baseline: 651.7 µs, +88.1%) ⚠️ windrose.aggregation.948423: 54.96 ms (baseline: 24.06 ms, +128.4%) windrose.draw.948423: 564.0 µs (baseline: 540.5 µs, +4.3%) ✓ scaling.none.1x: 3.67 ms (baseline: 10.55 ms, -65.2%) scaling.movingAvg.1x: 2.03 ms (baseline: 2.20 ms, -7.7%) ⚠️ scaling.rdp.1x: 2.19 ms (baseline: 1.60 ms, +37.0%) scaling.none.2x: 11.81 ms (baseline: 11.13 ms, +6.1%) ✓ scaling.movingAvg.2x: 2.87 ms (baseline: 3.64 ms, -21.0%) ✓ scaling.rdp.2x: 1.17 ms (baseline: 3.26 ms, -64.1%) ✓ scaling.none.5x: 21.88 ms (baseline: 29.53 ms, -25.9%) ✓ scaling.movingAvg.5x: 3.34 ms (baseline: 4.77 ms, -30.1%) ⚠️ scaling.rdp.5x: 12.83 ms (baseline: 4.21 ms, +204.9%) scaling.none.10x: 48.57 ms (baseline: 52.88 ms, -8.1%) ⚠️ scaling.movingAvg.10x: 7.06 ms (baseline: 4.91 ms, +43.8%) scaling.rdp.10x: 6.62 ms (baseline: 6.37 ms, +3.9%) ⚠️ scaling.none.20x: 105.84 ms (baseline: 85.01 ms, +24.5%) scaling.movingAvg.20x: 13.01 ms (baseline: 11.41 ms, +14.1%) ✓ scaling.rdp.20x: 20.40 ms (baseline: 53.37 ms, -61.8%) scaling.none.50x: 278.42 ms (baseline: 260.51 ms, +6.9%) ✓ scaling.movingAvg.50x: 35.75 ms (baseline: 64.05 ms, -44.2%) ⚠️ scaling.rdp.50x: 37.22 ms (baseline: 28.42 ms, +31.0%) ✓ multiseries.movingAvg.1series: 8.75 ms (baseline: 12.57 ms, -30.4%) ✓ multiseries.rdp.1series: 4.53 ms (baseline: 5.68 ms, -20.2%) ✓ multiseries.movingAvg.2series: 13.00 ms (baseline: 14.87 ms, -12.6%) ✓ multiseries.rdp.2series: 14.37 ms (baseline: 19.17 ms, -25.0%) ⚠️ multiseries.movingAvg.3series: 20.91 ms (baseline: 15.26 ms, +37.0%) ✓ multiseries.rdp.3series: 30.25 ms (baseline: 37.90 ms, -20.2%) ✓ multiseries.movingAvg.5series: 33.05 ms (baseline: 44.39 ms, -25.5%) ⚠️ multiseries.rdp.5series: 48.20 ms (baseline: 36.42 ms, +32.4%) 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: 44.43 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: 0.063 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: 0.060 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: 20.77 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: 01:16 min [INFO] Finished at: 2026-09-25T22:11:10Z [INFO] ------------------------------------------------------------------------