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internal: make non-zero times stand out in profile

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This commit is contained in:
Aleksey Kladov 2021-07-31 16:22:03 +03:00
parent 08756012a5
commit a5049e13bf
1 changed files with 17 additions and 6 deletions
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23
crates/profile/src/hprof.rs
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@ -2,7 +2,7 @@
use std::{ use std::{
cell::RefCell, cell::RefCell,
collections::{BTreeMap, HashSet}, collections::{BTreeMap, HashSet},
env, env, fmt,
io::{stderr, Write}, io::{stderr, Write},
sync::{ sync::{
atomic::{AtomicBool, Ordering}, atomic::{AtomicBool, Ordering},
@ -278,9 +278,9 @@ fn print(
let detail = tree[curr].detail.as_ref().map(|it| format!(" @ {}", it)).unwrap_or_default(); let detail = tree[curr].detail.as_ref().map(|it| format!(" @ {}", it)).unwrap_or_default();
writeln!( writeln!(
out, out,
"{}{:5}ms - {}{}", "{}{} - {}{}",
current_indent, current_indent,
tree[curr].duration.as_millis(), ms(tree[curr].duration),
tree[curr].label, tree[curr].label,
detail, detail,
) )
@ -302,14 +302,25 @@ fn print(
} }
for (child_msg, (duration, count)) in short_children.iter() { for (child_msg, (duration, count)) in short_children.iter() {
let millis = duration.as_millis(); writeln!(out, " {}{} - {} ({} calls)", current_indent, ms(*duration), child_msg, count)
writeln!(out, " {}{:5}ms - {} ({} calls)", current_indent, millis, child_msg, count)
.expect("printing profiling info"); .expect("printing profiling info");
} }
let unaccounted = tree[curr].duration - accounted_for; let unaccounted = tree[curr].duration - accounted_for;
if tree.children(curr).next().is_some() && unaccounted > longer_than { if tree.children(curr).next().is_some() && unaccounted > longer_than {
writeln!(out, " {}{:5}ms - ???", current_indent, unaccounted.as_millis()) writeln!(out, " {}{} - ???", current_indent, ms(unaccounted))
.expect("printing profiling info"); .expect("printing profiling info");
} }
} }
#[allow(non_camel_case_types)]
struct ms(Duration);
impl fmt::Display for ms {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self.0.as_millis() {
0 => f.write_str(" 0 "),
n => write!(f, "{:5}ms", n),
}
}
}