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-rw-r--r--crates/profile/Cargo.toml1
-rw-r--r--crates/profile/src/hprof.rs4
-rw-r--r--crates/profile/src/lib.rs7
3 files changed, 11 insertions, 1 deletions
diff --git a/crates/profile/Cargo.toml b/crates/profile/Cargo.toml
index f7231c2b8..cc7da27f7 100644
--- a/crates/profile/Cargo.toml
+++ b/crates/profile/Cargo.toml
@@ -14,6 +14,7 @@ once_cell = "1.3.1"
14cfg-if = "1" 14cfg-if = "1"
15libc = "0.2.73" 15libc = "0.2.73"
16la-arena = { version = "0.2.0", path = "../../lib/arena" } 16la-arena = { version = "0.2.0", path = "../../lib/arena" }
17countme = { version = "2.0.0-pre.2", features = ["enable"] }
17jemalloc-ctl = { version = "0.3.3", optional = true } 18jemalloc-ctl = { version = "0.3.3", optional = true }
18 19
19[target.'cfg(target_os = "linux")'.dependencies] 20[target.'cfg(target_os = "linux")'.dependencies]
diff --git a/crates/profile/src/hprof.rs b/crates/profile/src/hprof.rs
index 8957ea016..29d2ed518 100644
--- a/crates/profile/src/hprof.rs
+++ b/crates/profile/src/hprof.rs
@@ -3,6 +3,7 @@ use once_cell::sync::Lazy;
3use std::{ 3use std::{
4 cell::RefCell, 4 cell::RefCell,
5 collections::{BTreeMap, HashSet}, 5 collections::{BTreeMap, HashSet},
6 env,
6 io::{stderr, Write}, 7 io::{stderr, Write},
7 sync::{ 8 sync::{
8 atomic::{AtomicBool, Ordering}, 9 atomic::{AtomicBool, Ordering},
@@ -18,7 +19,8 @@ use crate::tree::{Idx, Tree};
18/// env RA_PROFILE=foo|bar|baz // enabled only selected entries 19/// env RA_PROFILE=foo|bar|baz // enabled only selected entries
19/// env RA_PROFILE=*@3>10 // dump everything, up to depth 3, if it takes more than 10 ms 20/// env RA_PROFILE=*@3>10 // dump everything, up to depth 3, if it takes more than 10 ms
20pub fn init() { 21pub fn init() {
21 let spec = std::env::var("RA_PROFILE").unwrap_or_default(); 22 countme::enable(env::var("RA_COUNT").is_ok());
23 let spec = env::var("RA_PROFILE").unwrap_or_default();
22 init_from(&spec); 24 init_from(&spec);
23} 25}
24 26
diff --git a/crates/profile/src/lib.rs b/crates/profile/src/lib.rs
index aa6ccc36c..79dba47d5 100644
--- a/crates/profile/src/lib.rs
+++ b/crates/profile/src/lib.rs
@@ -15,6 +15,13 @@ pub use crate::{
15 stop_watch::{StopWatch, StopWatchSpan}, 15 stop_watch::{StopWatch, StopWatchSpan},
16}; 16};
17 17
18pub use countme;
19/// Include `_c: Count<Self>` field in important structs to count them.
20///
21/// To view the counts, run with `RA_COUNT=1`. The overhead of disabled count is
22/// almost zero.
23pub use countme::Count;
24
18thread_local!(static IN_SCOPE: RefCell<bool> = RefCell::new(false)); 25thread_local!(static IN_SCOPE: RefCell<bool> = RefCell::new(false));
19 26
20/// Allows to check if the current code is withing some dynamic scope, can be 27/// Allows to check if the current code is withing some dynamic scope, can be