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Merge branch 'xMAC94x/slowjob_trace' into 'master'

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warn when a single system takes longer than 500ms

See merge request veloren/veloren!1971
This commit is contained in:
Marcel 2021-03-22 15:07:17 +00:00
commit 759c423595
1 changed files with 10 additions and 2 deletions
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12
common/ecs/src/system.rs
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@ -74,7 +74,11 @@ impl CpuTimeline {
/// this statement, till the next / end of the System. /// this statement, till the next / end of the System.
pub fn measure(&mut self, par: ParMode) { self.measures.push((Instant::now(), par)); } pub fn measure(&mut self, par: ParMode) { self.measures.push((Instant::now(), par)); }
fn end(&mut self) { self.measures.push((Instant::now(), ParMode::None)); } fn end(&mut self) -> std::time::Duration {
let end = Instant::now();
self.measures.push((end, ParMode::None));
end.duration_since(self.measures.first().unwrap().0)
}
fn get(&self, time: Instant) -> ParMode { fn get(&self, time: Instant) -> ParMode {
match self.measures.binary_search_by_key(&time, |&(a, _)| a) { match self.measures.binary_search_by_key(&time, |&(a, _)| a) {
@ -254,7 +258,11 @@ where
common_base::span!(_guard, "run", &format!("{}::Sys::run", T::NAME)); common_base::span!(_guard, "run", &format!("{}::Sys::run", T::NAME));
self.cpu_stats.reset(); self.cpu_stats.reset();
T::run(self, data.0); T::run(self, data.0);
self.cpu_stats.end(); let millis = self.cpu_stats.end().as_millis();
let name = T::NAME;
if millis > 500 {
tracing::warn!(?millis, ?name, "slow system execution");
}
data.1 data.1
.stats .stats
.lock() .lock()