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=25.2.0-beta1 -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: 2.694 s [INFO] Finished at: 2026-06-07T08:17:09Z [INFO] ------------------------------------------------------------------------ $ mvn versions:set -DnewVersion=25.2.0-beta1 -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 -> 25.2.0-beta1 [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 2.315 s [INFO] Finished at: 2026-06-07T08:17:13Z [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 6.8.0-124-generic Java: 21 (Eclipse Adoptium) Architecture: amd64 === Baseline Info === Last Updated: 2026-06-07T07:23:43.942924060Z Baseline CPU: AMD EPYC-Rome Processor Baseline OS: Linux Loaded 948423 weather records for performance testing 08:17:48.039 [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 | 3.97 ms | 3.74 ms | 4.17 ms 1,000 | 13.16 ms | 5.54 ms | 2.93 ms 10,000 | 26.27 ms | 3.89 ms | 10.46 ms 49,871 | 47.04 ms | 4.18 ms | 28.31 ms 97,643 | 69.60 ms | 9.41 ms | 11.58 ms 495,995 | 365.78 ms | 33.72 ms | 52.78 ms 944,282 | 594.41 ms | 144.26 ms | 113.61 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 | 1.97 ms | 6.52 ms | 8.50 ms 10,000 | 4.60 ms | 1.20 ms | 5.80 ms 50,000 | 9.78 ms | 1.48 ms | 11.26 ms 100,000 | 9.03 ms | 2.07 ms | 11.09 ms 500,000 | 37.29 ms | 604.0 µs | 37.90 ms 948,423 | 58.70 ms | 1.00 ms | 59.70 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 | 4.32 ms ( 0.4x) | 987.3 µs ( 0.3x) | 552.1 µs ( 0.4x) 2x | 19,996 | 11.52 ms ( 1.1x) | 1.27 ms ( 0.4x) | 791.5 µs ( 0.6x) 5x | 49,871 | 22.76 ms ( 2.2x) | 3.30 ms ( 1.2x) | 1.88 ms ( 1.5x) 10x | 97,643 | 82.81 ms ( 7.9x) | 7.13 ms ( 2.5x) | 4.51 ms ( 3.5x) 20x | 196,569 | 133.57 ms (12.7x) | 13.36 ms ( 4.7x) | 9.36 ms ( 7.2x) 50x | 495,995 | 306.62 ms (29.2x) | 84.54 ms (29.5x) | 42.53 ms (32.8x) 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 | 256.6 µs | 5 | 303.5 µs 10,000 | 5 | 668.8 µs | 5 | 438.0 µs 97,643 | 5 | 5.73 ms | 5 | 3.14 ms 495,995 | 5 | 38.09 ms | 5 | 34.06 ms 944,282 | 5 | 132.30 ms | 5 | 93.94 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 | 13.25 ms | 3.22 ms 2 | 15.31 ms | 8.95 ms 3 | 22.15 ms | 20.12 ms 5 | 31.49 ms | 34.53 ms Draw time scales with number of series. === Performance Summary === ⚠️ sparkline.none.100: 3.97 ms (baseline: 2.25 ms, +76.6%) sparkline.movingAvg.100: 3.74 ms (baseline: 3.13 ms, +19.5%) ⚠️ sparkline.rdp.100: 4.17 ms (baseline: 1.65 ms, +152.3%) ⚠️ sparkline.none.1000: 13.16 ms (baseline: 7.95 ms, +65.5%) ⚠️ sparkline.movingAvg.1000: 5.54 ms (baseline: 1.28 ms, +333.1%) ⚠️ sparkline.rdp.1000: 2.93 ms (baseline: 1.85 ms, +58.7%) ⚠️ sparkline.none.10000: 26.27 ms (baseline: 21.36 ms, +23.0%) ✓ sparkline.movingAvg.10000: 3.89 ms (baseline: 4.52 ms, -13.9%) ⚠️ sparkline.rdp.10000: 10.46 ms (baseline: 6.15 ms, +70.0%) ⚠️ sparkline.none.50000: 47.04 ms (baseline: 31.47 ms, +49.5%) ⚠️ sparkline.movingAvg.50000: 4.18 ms (baseline: 2.94 ms, +42.0%) ✓ sparkline.rdp.50000: 28.31 ms (baseline: 57.36 ms, -50.6%) ✓ sparkline.none.100000: 69.60 ms (baseline: 89.68 ms, -22.4%) sparkline.movingAvg.100000: 9.41 ms (baseline: 10.06 ms, -6.5%) sparkline.rdp.100000: 11.58 ms (baseline: 11.10 ms, +4.3%) sparkline.none.500000: 365.78 ms (baseline: 381.66 ms, -4.2%) ✓ sparkline.movingAvg.500000: 33.72 ms (baseline: 53.28 ms, -36.7%) ⚠️ sparkline.rdp.500000: 52.78 ms (baseline: 27.05 ms, +95.1%) sparkline.none.948423: 594.41 ms (baseline: 567.27 ms, +4.8%) sparkline.movingAvg.948423: 144.26 ms (baseline: 124.75 ms, +15.6%) ✓ sparkline.rdp.948423: 113.61 ms (baseline: 223.13 ms, -49.1%) ⚠️ windrose.aggregation.1000: 1.97 ms (baseline: 379.2 µs, +420.6%) ⚠️ windrose.draw.1000: 6.52 ms (baseline: 940.7 µs, +593.5%) ⚠️ windrose.aggregation.10000: 4.60 ms (baseline: 2.23 ms, +106.6%) ✓ windrose.draw.10000: 1.20 ms (baseline: 2.03 ms, -40.8%) ✓ windrose.aggregation.50000: 9.78 ms (baseline: 14.29 ms, -31.5%) windrose.draw.50000: 1.48 ms (baseline: 1.33 ms, +11.2%) ✓ windrose.aggregation.100000: 9.03 ms (baseline: 19.47 ms, -53.6%) ⚠️ windrose.draw.100000: 2.07 ms (baseline: 1.56 ms, +32.1%) ⚠️ windrose.aggregation.500000: 37.29 ms (baseline: 21.59 ms, +72.7%) ✓ windrose.draw.500000: 604.0 µs (baseline: 1.27 ms, -52.6%) ⚠️ windrose.aggregation.948423: 58.70 ms (baseline: 29.67 ms, +97.9%) ✓ windrose.draw.948423: 1.00 ms (baseline: 1.49 ms, -32.9%) ✓ scaling.none.1x: 4.32 ms (baseline: 5.04 ms, -14.3%) ✓ scaling.movingAvg.1x: 987.3 µs (baseline: 1.67 ms, -41.0%) ✓ scaling.rdp.1x: 552.1 µs (baseline: 745.5 µs, -25.9%) ⚠️ scaling.none.2x: 11.52 ms (baseline: 8.68 ms, +32.8%) ✓ scaling.movingAvg.2x: 1.27 ms (baseline: 2.02 ms, -37.3%) ✓ scaling.rdp.2x: 791.5 µs (baseline: 921.9 µs, -14.1%) ✓ scaling.none.5x: 22.76 ms (baseline: 33.54 ms, -32.1%) scaling.movingAvg.5x: 3.30 ms (baseline: 3.53 ms, -6.4%) ✓ scaling.rdp.5x: 1.88 ms (baseline: 3.72 ms, -49.3%) ⚠️ scaling.none.10x: 82.81 ms (baseline: 64.73 ms, +27.9%) ⚠️ scaling.movingAvg.10x: 7.13 ms (baseline: 5.73 ms, +24.4%) scaling.rdp.10x: 4.51 ms (baseline: 4.51 ms, -0.0%) scaling.none.20x: 133.57 ms (baseline: 133.04 ms, +0.4%) ✓ scaling.movingAvg.20x: 13.36 ms (baseline: 19.42 ms, -31.2%) ✓ scaling.rdp.20x: 9.36 ms (baseline: 11.88 ms, -21.2%) scaling.none.50x: 306.62 ms (baseline: 287.55 ms, +6.6%) ⚠️ scaling.movingAvg.50x: 84.54 ms (baseline: 40.19 ms, +110.4%) ⚠️ scaling.rdp.50x: 42.53 ms (baseline: 27.47 ms, +54.8%) ✓ multiseries.movingAvg.1series: 13.25 ms (baseline: 15.06 ms, -12.1%) ✓ multiseries.rdp.1series: 3.22 ms (baseline: 6.43 ms, -50.0%) multiseries.movingAvg.2series: 15.31 ms (baseline: 13.26 ms, +15.5%) ✓ multiseries.rdp.2series: 8.95 ms (baseline: 13.57 ms, -34.1%) ⚠️ multiseries.movingAvg.3series: 22.15 ms (baseline: 14.84 ms, +49.2%) ✓ multiseries.rdp.3series: 20.12 ms (baseline: 38.55 ms, -47.8%) ✓ multiseries.movingAvg.5series: 31.49 ms (baseline: 39.28 ms, -19.8%) multiseries.rdp.5series: 34.53 ms (baseline: 36.74 ms, -6.0%) 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: 43.96 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: 0.017 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: 20.02 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: 01:14 min [INFO] Finished at: 2026-06-07T08:18:36Z [INFO] ------------------------------------------------------------------------