Report 📊

Summary

The analysis of the Gradle build performance data between varianta_baseline and variantb_agp-9.2.1 reveals several key insights. The overall build time for variantb_agp-9.2.1 increased slightly by about 2.77 seconds (1.07%) compared to varianta_baseline. Configuration times also saw a notable increase in variantb_agp-9.2.1 by about 6.54 seconds (16.39%). Among the most time-consuming tasks, :core:cart:compileDebugKotlin and :build-logic:convention:compileKotlin exhibited the most significant increases in execution times. CPU and memory usage across all processes remained at their maximum capacity for both variants, indicating a high level of resource utilization during the builds.

Detailed Report

1. Build Time Comparison

  • Overall Build Time:

    • varianta_baseline: Mean = 259.862s, P50 = 260.737s, P90 = 282.223s
    • variantb_agp-9.2.1: Mean = 267.061s, P50 = 266.979s, P90 = 284.491s
    • Percentage Increase: Mean = 1.07%, P50 = 0.85%, P90 = 0.80%

  • Configuration Time:

    • varianta_baseline: Mean = 39.901s, P50 = 39.323s, P90 = 56.435s
    • variantb_agp-9.2.1: Mean = 46.440s, P50 = 41.601s, P90 = 61.817s
    • Percentage Increase: Mean = 16.39%, P50 = 5.79%, P90 = 9.53%

2. Task Type Differences

  • Top 3 Time-Consuming Tasks:
    • "org.jetbrains.kotlin.gradle.tasks.KotlinCompile":
      • varianta_baseline: Mean = 3116ms, P50 = 2730ms, P90 = 4581ms
      • variantb_agp-9.2.1: Mean = 3142ms, P50 = 2732ms, P90 = 4615ms
    • "com.google.devtools.ksp.gradle.KspAATask":
      • varianta_baseline: Mean = 2314ms, P50 = 2057ms, P90 = 3135ms
      • variantb_agp-9.2.1: Mean = 2314ms, P50 = 2034ms, P90 = 3018ms
    • "com.android.build.gradle.internal.tasks.GlobalSyntheticsGeneratorTask":
      • varianta_baseline: Mean = 3023ms, P50 = 3088ms, P90 = 3639ms
      • variantb_agp-9.2.1: Mean = 2811ms, P50 = 2824ms, P90 = 3567ms

3. Statistical Patterns

  • Notable timing variations were observed in tasks such as "com.android.build.gradle.internal.tasks.DexMergingTask" and "com.android.build.gradle.internal.tasks.DexArchiveBuilderTask", with the former showing a decrease in execution time in variantb_agp-9.2.1.

5. CPU & Memory Usage Analysis

  • Overall System Usage:

    • CPU: Max = 100% for both variants
    • Memory: Max = 8.65GB for variantb_agp-9.2.1 vs. 8.34GB for varianta_baseline (Increase of 3.71%)

  • Main Gradle Process:

    • CPU: Max = 95.9% for variantb_agp-9.2.1 vs. 96.2% for varianta_baseline
    • Memory: Max = 4.17GB for variantb_agp-9.2.1 vs. 3.94GB for varianta_baseline (Increase of 5.84%)

  • Build Child Processes:

    • CPU: Max = 94.4% for variantb_agp-9.2.1 vs. 94.8% for varianta_baseline
    • Memory: Max = 3.41GB for variantb_agp-9.2.1 vs. 3.34GB for varianta_baseline (Increase of 2.10%)

This analysis highlights the slight increase in build and configuration times in variantb_agp-9.2.1, along with a consistent high resource utilization across both variants.