aboutsummaryrefslogtreecommitdiffstats
path: root/library/cpp/lwtrace/perf.h
diff options
context:
space:
mode:
authorserxa <serxa@yandex-team.ru>2022-02-10 16:49:08 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:49:08 +0300
commitd6d7db348c2cc64e71243cab9940ee6778f4317d (patch)
treebac67f42a02f9368eb4d329f5d79b77d0a6adc18 /library/cpp/lwtrace/perf.h
parent8d57b69dee81198a59c39e64704f7dc9f04b4fbf (diff)
downloadydb-d6d7db348c2cc64e71243cab9940ee6778f4317d.tar.gz
Restoring authorship annotation for <serxa@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'library/cpp/lwtrace/perf.h')
-rw-r--r--library/cpp/lwtrace/perf.h126
1 files changed, 63 insertions, 63 deletions
diff --git a/library/cpp/lwtrace/perf.h b/library/cpp/lwtrace/perf.h
index d535247196d..03564eeb3fb 100644
--- a/library/cpp/lwtrace/perf.h
+++ b/library/cpp/lwtrace/perf.h
@@ -1,63 +1,63 @@
-#pragma once
-
-#include <util/system/types.h>
-#include <util/thread/singleton.h>
-
-namespace NLWTrace {
- struct TProbe;
-
- class TCpuTracker {
- private:
- const ui64 MinReportPeriod;
-
- // State
- bool Reporting = false;
- ui64 LastTs = 0;
- ui64 LastReportTs = 0;
-
- // Statistics
- ui64 MaxCycles;
- const TProbe* MaxProbe;
- ui64 MinCycles;
- ui64 ProbeCycles;
- ui64 Count;
-
- public:
- TCpuTracker();
- void Enter();
- void Exit(const TProbe* Probe);
- static TCpuTracker* TlsInstance() {
- struct TCpuTrackerkHolder {
- TCpuTracker Tracker;
- };
- return &FastTlsSingletonWithPriority<TCpuTrackerkHolder, 4>()->Tracker;
- }
-
- private:
- void AddStats(const TProbe* probe, ui64 cycles);
- void ResetStats();
- void Report();
- void ReportNotReentrant();
- static double MilliSeconds(ui64 cycles);
- };
-
- class TScopedThreadCpuTracker {
- private:
- const TProbe* Probe;
- TCpuTracker* Tracker;
-
- public:
- template <class T>
- explicit TScopedThreadCpuTracker(const T& probe)
- : Probe(&probe.Probe)
- , Tracker(TCpuTracker::TlsInstance())
- {
- Tracker->Enter();
- }
-
- ~TScopedThreadCpuTracker() {
- Tracker->Exit(Probe);
- }
- };
-
-}
+#pragma once
+
+#include <util/system/types.h>
+#include <util/thread/singleton.h>
+
+namespace NLWTrace {
+ struct TProbe;
+
+ class TCpuTracker {
+ private:
+ const ui64 MinReportPeriod;
+
+ // State
+ bool Reporting = false;
+ ui64 LastTs = 0;
+ ui64 LastReportTs = 0;
+
+ // Statistics
+ ui64 MaxCycles;
+ const TProbe* MaxProbe;
+ ui64 MinCycles;
+ ui64 ProbeCycles;
+ ui64 Count;
+
+ public:
+ TCpuTracker();
+ void Enter();
+ void Exit(const TProbe* Probe);
+ static TCpuTracker* TlsInstance() {
+ struct TCpuTrackerkHolder {
+ TCpuTracker Tracker;
+ };
+ return &FastTlsSingletonWithPriority<TCpuTrackerkHolder, 4>()->Tracker;
+ }
+
+ private:
+ void AddStats(const TProbe* probe, ui64 cycles);
+ void ResetStats();
+ void Report();
+ void ReportNotReentrant();
+ static double MilliSeconds(ui64 cycles);
+ };
+
+ class TScopedThreadCpuTracker {
+ private:
+ const TProbe* Probe;
+ TCpuTracker* Tracker;
+
+ public:
+ template <class T>
+ explicit TScopedThreadCpuTracker(const T& probe)
+ : Probe(&probe.Probe)
+ , Tracker(TCpuTracker::TlsInstance())
+ {
+ Tracker->Enter();
+ }
+
+ ~TScopedThreadCpuTracker() {
+ Tracker->Exit(Probe);
+ }
+ };
+
+}