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=25.1.5 -DgenerateBackupPoms=false -B --no-transfer-progress [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: 2.507 s [INFO] Finished at: 2026-05-21T07:14:56Z [INFO] ------------------------------------------------------------------------ $ mvn versions:set -DnewVersion=25.1.5 -DartifactId=vaadin-bom -DgenerateBackupPoms=false -B --no-transfer-progress [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 -> 25.1.5 [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 2.477 s [INFO] Finished at: 2026-05-21T07:15:01Z [INFO] ------------------------------------------------------------------------ $ mvn clean verify -B --no-transfer-progress -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 6.8.0-111-generic Java: 21 (Eclipse Adoptium) Architecture: amd64 === Baseline Info === Last Updated: 2026-05-21T05:38:01.248323147Z Baseline CPU: AMD EPYC-Rome Processor Baseline OS: Linux Loaded 948423 weather records for performance testing 07:15:36.297 [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 | 2.95 ms | 2.79 ms | 4.20 ms 1,000 | 6.02 ms | 4.12 ms | 2.55 ms 10,000 | 20.49 ms | 8.97 ms | 12.54 ms 49,871 | 63.26 ms | 5.00 ms | 63.35 ms 97,643 | 104.08 ms | 14.62 ms | 9.73 ms 495,995 | 327.71 ms | 45.64 ms | 40.06 ms 944,282 | 578.35 ms | 118.53 ms | 135.13 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 | 428.0 µs | 2.58 ms | 3.01 ms 10,000 | 2.31 ms | 1.04 ms | 3.35 ms 50,000 | 10.52 ms | 699.2 µs | 11.21 ms 100,000 | 9.09 ms | 1.12 ms | 10.21 ms 500,000 | 36.93 ms | 683.0 µs | 37.61 ms 948,423 | 40.21 ms | 1.17 ms | 41.38 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 | 5.68 ms ( 0.5x) | 2.37 ms ( 2.2x) | 1.14 ms ( 1.4x) 2x | 19,996 | 20.98 ms ( 1.9x) | 3.10 ms ( 2.9x) | 877.5 µs ( 1.1x) 5x | 49,871 | 48.19 ms ( 4.3x) | 11.66 ms (10.9x) | 3.72 ms ( 4.6x) 10x | 97,643 | 61.46 ms ( 5.5x) | 5.04 ms ( 4.7x) | 3.43 ms ( 4.2x) 20x | 196,569 | 111.16 ms ( 9.9x) | 12.93 ms (12.1x) | 7.99 ms ( 9.8x) 50x | 495,995 | 303.12 ms (27.0x) | 41.51 ms (38.8x) | 24.68 ms (30.4x) 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 | 2.66 ms | 5 | 1.54 ms 10,000 | 5 | 632.9 µs | 5 | 535.7 µs 97,643 | 5 | 13.75 ms | 5 | 6.68 ms 495,995 | 5 | 43.97 ms | 5 | 48.67 ms 944,282 | 5 | 129.97 ms | 5 | 125.84 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 | 7.50 ms | 10.31 ms 2 | 16.70 ms | 19.06 ms 3 | 22.85 ms | 23.27 ms 5 | 25.04 ms | 38.08 ms Draw time scales with number of series. === Performance Summary === ⚠️ sparkline.none.100: 2.95 ms (baseline: 2.16 ms, +36.7%) sparkline.movingAvg.100: 2.79 ms (baseline: 2.48 ms, +12.8%) ⚠️ sparkline.rdp.100: 4.20 ms (baseline: 2.16 ms, +94.6%) ✓ sparkline.none.1000: 6.02 ms (baseline: 7.51 ms, -19.8%) ⚠️ sparkline.movingAvg.1000: 4.12 ms (baseline: 1.45 ms, +183.4%) ⚠️ sparkline.rdp.1000: 2.55 ms (baseline: 1.42 ms, +79.8%) ✓ sparkline.none.10000: 20.49 ms (baseline: 28.88 ms, -29.1%) ⚠️ sparkline.movingAvg.10000: 8.97 ms (baseline: 3.39 ms, +164.6%) ⚠️ sparkline.rdp.10000: 12.54 ms (baseline: 9.58 ms, +30.9%) sparkline.none.50000: 63.26 ms (baseline: 53.10 ms, +19.1%) ✓ sparkline.movingAvg.50000: 5.00 ms (baseline: 5.72 ms, -12.5%) ⚠️ sparkline.rdp.50000: 63.35 ms (baseline: 3.66 ms, +1631.7%) ⚠️ sparkline.none.100000: 104.08 ms (baseline: 74.60 ms, +39.5%) ⚠️ sparkline.movingAvg.100000: 14.62 ms (baseline: 8.86 ms, +65.1%) ⚠️ sparkline.rdp.100000: 9.73 ms (baseline: 6.41 ms, +51.9%) ✓ sparkline.none.500000: 327.71 ms (baseline: 367.21 ms, -10.8%) sparkline.movingAvg.500000: 45.64 ms (baseline: 49.09 ms, -7.0%) ⚠️ sparkline.rdp.500000: 40.06 ms (baseline: 21.08 ms, +90.1%) ✓ sparkline.none.948423: 578.35 ms (baseline: 644.82 ms, -10.3%) sparkline.movingAvg.948423: 118.53 ms (baseline: 119.91 ms, -1.1%) ✓ sparkline.rdp.948423: 135.13 ms (baseline: 176.82 ms, -23.6%) windrose.aggregation.1000: 428.0 µs (baseline: 469.7 µs, -8.9%) ⚠️ windrose.draw.1000: 2.58 ms (baseline: 2.08 ms, +24.1%) ✓ windrose.aggregation.10000: 2.31 ms (baseline: 3.79 ms, -39.1%) ✓ windrose.draw.10000: 1.04 ms (baseline: 1.42 ms, -26.8%) ✓ windrose.aggregation.50000: 10.52 ms (baseline: 16.68 ms, -36.9%) ✓ windrose.draw.50000: 699.2 µs (baseline: 1.96 ms, -64.4%) windrose.aggregation.100000: 9.09 ms (baseline: 9.93 ms, -8.4%) windrose.draw.100000: 1.12 ms (baseline: 1.14 ms, -1.9%) windrose.aggregation.500000: 36.93 ms (baseline: 40.76 ms, -9.4%) windrose.draw.500000: 683.0 µs (baseline: 718.4 µs, -4.9%) ✓ windrose.aggregation.948423: 40.21 ms (baseline: 102.23 ms, -60.7%) ✓ windrose.draw.948423: 1.17 ms (baseline: 3.08 ms, -62.1%) ✓ scaling.none.1x: 5.68 ms (baseline: 20.06 ms, -71.7%) ⚠️ scaling.movingAvg.1x: 2.37 ms (baseline: 1.68 ms, +41.2%) ✓ scaling.rdp.1x: 1.14 ms (baseline: 3.02 ms, -62.3%) ⚠️ scaling.none.2x: 20.98 ms (baseline: 17.40 ms, +20.6%) scaling.movingAvg.2x: 3.10 ms (baseline: 3.03 ms, +2.2%) ✓ scaling.rdp.2x: 877.5 µs (baseline: 2.22 ms, -60.5%) ⚠️ scaling.none.5x: 48.19 ms (baseline: 20.62 ms, +133.7%) ⚠️ scaling.movingAvg.5x: 11.66 ms (baseline: 4.15 ms, +180.9%) ⚠️ scaling.rdp.5x: 3.72 ms (baseline: 1.93 ms, +92.7%) scaling.none.10x: 61.46 ms (baseline: 53.36 ms, +15.2%) ✓ scaling.movingAvg.10x: 5.04 ms (baseline: 22.33 ms, -77.4%) ✓ scaling.rdp.10x: 3.43 ms (baseline: 6.74 ms, -49.2%) ⚠️ scaling.none.20x: 111.16 ms (baseline: 90.29 ms, +23.1%) ✓ scaling.movingAvg.20x: 12.93 ms (baseline: 16.46 ms, -21.4%) ✓ scaling.rdp.20x: 7.99 ms (baseline: 13.77 ms, -41.9%) scaling.none.50x: 303.12 ms (baseline: 286.93 ms, +5.6%) ⚠️ scaling.movingAvg.50x: 41.51 ms (baseline: 27.15 ms, +52.9%) scaling.rdp.50x: 24.68 ms (baseline: 26.68 ms, -7.5%) ✓ multiseries.movingAvg.1series: 7.50 ms (baseline: 9.44 ms, -20.5%) ⚠️ multiseries.rdp.1series: 10.31 ms (baseline: 5.74 ms, +79.7%) multiseries.movingAvg.2series: 16.70 ms (baseline: 15.26 ms, +9.5%) ✓ multiseries.rdp.2series: 19.06 ms (baseline: 26.34 ms, -27.6%) ⚠️ multiseries.movingAvg.3series: 22.85 ms (baseline: 16.43 ms, +39.1%) ⚠️ multiseries.rdp.3series: 23.27 ms (baseline: 18.04 ms, +29.0%) ✓ multiseries.movingAvg.5series: 25.04 ms (baseline: 31.79 ms, -21.2%) ✓ multiseries.rdp.5series: 38.08 ms (baseline: 44.52 ms, -14.5%) 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: 44.22 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: 0.046 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: 0.092 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: 18.08 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: 01:12 min [INFO] Finished at: 2026-05-21T07:16:22Z [INFO] ------------------------------------------------------------------------