c8049f6e30
Most of these changes are places where lifetimes were named, but can be elided. Then a few cases where a lifetime was elided, but actually resolves to a named lifetime. So lots of lifetimes.
65 lines
2.2 KiB
Rust
65 lines
2.2 KiB
Rust
#![cfg(feature = "env-filter")]
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use criterion::{criterion_group, criterion_main, Criterion};
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use tracing_subscriber::{
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filter::LevelFilter,
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fmt::{
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format::{DefaultFields, Format, Full},
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Collector, CollectorBuilder,
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},
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EnvFilter,
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};
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mod support;
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use support::NoWriter;
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/// Prepare a real-world-inspired collector and use it to measure the performance impact of
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/// reloadable collectors.
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fn mk_builder() -> CollectorBuilder<DefaultFields, Format<Full>, EnvFilter, fn() -> NoWriter> {
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let filter = EnvFilter::default()
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.add_directive("this=off".parse().unwrap())
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.add_directive("also=off".parse().unwrap())
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.add_directive("this_too=off".parse().unwrap())
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.add_directive("stuff=warn".parse().unwrap())
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.add_directive("moar=warn".parse().unwrap())
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.add_directive(LevelFilter::INFO.into());
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Collector::builder()
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.with_env_filter(filter)
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.with_writer(NoWriter::new as _)
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.with_ansi(true)
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.with_target(true)
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.with_level(true)
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.with_thread_names(true)
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}
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fn bench_reload(c: &mut Criterion) {
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let mut group = c.benchmark_group("reload");
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group.bench_function("complex-collector", |b| {
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let builder = mk_builder();
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let collector = builder.finish();
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tracing::collect::with_default(collector, || {
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b.iter(|| {
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tracing::info!(target: "this", "hi");
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tracing::debug!(target: "enabled", "hi");
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tracing::warn!(target: "hepp", "hi");
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tracing::trace!(target: "stuff", "hi");
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})
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});
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});
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group.bench_function("complex-collector-reloadable", |b| {
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let builder = mk_builder().with_filter_reloading();
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let _handle = builder.reload_handle();
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let collector = builder.finish();
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tracing::collect::with_default(collector, || {
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b.iter(|| {
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tracing::info!(target: "this", "hi");
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tracing::debug!(target: "enabled", "hi");
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tracing::warn!(target: "hepp", "hi");
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tracing::trace!(target: "stuff", "hi");
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})
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});
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});
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group.finish();
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}
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criterion_group!(benches, bench_reload);
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criterion_main!(benches);
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