feat: dagrunner, initial version

benches/dagx_bench.rs

@@ -0,0 +1,81 @@
+//! dagx benchmark suite
+//!
+//! Organized into logical modules:
+//! - basic/: DAG creation, execution, and scaling benchmarks
+//! - patterns/: Common DAG patterns (fanout, diamond, 10k breakdown)
+//! - realistic/: Real-world workload simulations (ETL, config broadcast, etc.)
+//! - comparisons/: Head-to-head benchmarks against dagrs
+
+use criterion::{criterion_group, criterion_main, Criterion};
+
+mod basic;
+mod comparisons;
+mod patterns;
+mod realistic;
+
+// Configure criterion with better defaults
+fn configure_criterion() -> Criterion {
+    Criterion::default()
+        .configure_from_args()
+        .noise_threshold(0.05) // 5% noise threshold for detecting changes
+        .significance_level(0.05) // 95% confidence interval
+        .warm_up_time(std::time::Duration::from_secs(3))
+}
+
+criterion_group! {
+    name = creation_benches;
+    config = configure_criterion();
+    targets = basic::creation::bench_dag_creation
+}
+
+criterion_group! {
+    name = execution_benches;
+    config = configure_criterion();
+    targets = basic::execution::bench_dag_execution
+}
+
+criterion_group! {
+    name = scaling_benches;
+    config = configure_criterion();
+    targets = basic::scaling::bench_dag_scaling
+}
+
+criterion_group! {
+    name = pattern_benches;
+    config = configure_criterion();
+    targets =
+        patterns::fanout::bench_fanout,
+        patterns::diamond::bench_diamond,
+        patterns::breakdown::bench_10k_breakdown
+}
+
+criterion_group! {
+    name = realistic_benches;
+    config = configure_criterion();
+    targets =
+        realistic::etl::bench_etl_pipeline,
+        realistic::config_broadcast::bench_config_broadcast,
+        realistic::memory_efficiency::bench_memory_efficiency,
+        realistic::mixed::bench_mixed_patterns
+}
+
+criterion_group! {
+    name = comparison_benches;
+    config = configure_criterion();
+    targets =
+        comparisons::linear_pipeline::bench_linear_pipeline,
+        comparisons::wide_fanout::bench_wide_fanout,
+        comparisons::diamond_pattern::bench_diamond_pattern,
+        comparisons::deep_chain::bench_deep_chain,
+        comparisons::etl_pipeline::bench_etl_pipeline,
+        comparisons::large_scale::bench_large_scale
+}
+
+criterion_main!(
+    creation_benches,
+    execution_benches,
+    scaling_benches,
+    pattern_benches,
+    realistic_benches,
+    comparison_benches
+);