Add benchmark for user_events enabled check

opentelemetry-user-events-logs/Cargo.toml

@@ -23,8 +23,13 @@ opentelemetry-appender-tracing = { workspace = true }
 tracing = { version = "0.1", default-features = false, features = ["std"] }
 tracing-core = "0.1.31"
 tracing-subscriber = { version = "0.3.0", default-features = false, features = ["registry", "std"] }
-microbench = "0.5"
+criterion = "0.4" # Add the Criterion crate for benchmarking
 
 [features]
 spec_unstable_logs_enabled = ["opentelemetry/spec_unstable_logs_enabled", "opentelemetry_sdk/spec_unstable_logs_enabled", "opentelemetry-appender-tracing/spec_unstable_logs_enabled"]
 default = ["spec_unstable_logs_enabled"]
+
+[[bench]]
+name = "benchmark"
+harness = false
+

opentelemetry-user-events-logs/benches/benchmark.rs

@@ -0,0 +1,34 @@
+// Run as root user as access to `tracefs` is required, or ensure the current user has the necessary permissions.
+// To run benchmarks with root privileges, execute:
+//   sudo -E /home/<username>/.cargo/bin/cargo bench
+// Replace <username> with your actual username.
+//
+// System Information:
+// Processor: AMD EPYC 7763 64-Core Processor
+// CPU Cores: 8
+// Logical Processors: 16
+// Memory: 64 GB
+//  time:   [4.1429 ns 4.1514 ns 4.1621 ns]
+
+use criterion::{criterion_group, criterion_main, Criterion};
+use eventheader_dynamic::{Provider, ProviderOptions};
+
+fn benchmark_find_set(c: &mut Criterion) {
+    // Setup the Provider
+    let mut options = ProviderOptions::new();
+    options = *options.group_name("testprovider");
+    let mut provider = Provider::new("testprovider", &options);
+
+    // Register some dummy events with specific levels and keywords
+    let keyword = 0x01; // Example keyword
+    let mut level = 4; // Example level (Informational)
+    provider.register_set(eventheader::Level::Informational, keyword);
+    level = level.into();
+    // Benchmark the `find_set` method
+    c.bench_function("provider_find_set", |b| {
+        b.iter(|| provider.find_set(level.into(), keyword));
+    });
+}
+
+criterion_group!(benches, benchmark_find_set);
+criterion_main!(benches);