dart::PageSpaceGarbageCollectionHistory Class Reference

#include <pages.h>

Public Member Functions
	PageSpaceGarbageCollectionHistory ()
	~PageSpaceGarbageCollectionHistory ()
void	AddGarbageCollectionTime (int64_t start, int64_t end)
int	GarbageCollectionTimeFraction ()
bool	IsEmpty () const

Detailed Description

Definition at line 32 of file pages.h.

Constructor & Destructor Documentation

PageSpaceGarbageCollectionHistory()

dart::PageSpaceGarbageCollectionHistory::PageSpaceGarbageCollectionHistory ( )

inline

Definition at line 34 of file pages.h.

{}

~PageSpaceGarbageCollectionHistory()

dart::PageSpaceGarbageCollectionHistory::~PageSpaceGarbageCollectionHistory ( )

inline

Definition at line 35 of file pages.h.

{}

Member Function Documentation

AddGarbageCollectionTime()

void dart::PageSpaceGarbageCollectionHistory::AddGarbageCollectionTime	(	int64_t	start,
		int64_t	end
	)

Definition at line 1587 of file pages.cc.

                                                                              {
  Entry entry;
  entry.start = start;
  entry.end = end;
  history_.Add(entry);
}

GarbageCollectionTimeFraction()

int dart::PageSpaceGarbageCollectionHistory::GarbageCollectionTimeFraction

(

)

Definition at line 1595 of file pages.cc.

                                                                     {
  int64_t gc_time = 0;
  int64_t total_time = 0;
  for (int i = 0; i < history_.Size() - 1; i++) {
    Entry current = history_.Get(i);
    Entry previous = history_.Get(i + 1);
    gc_time += current.end - current.start;
    total_time += current.end - previous.end;
  }
  if (total_time == 0) {
    return 0;
  } else {
    ASSERT(total_time >= gc_time);
    int result = static_cast<int>(
        (static_cast<double>(gc_time) / static_cast<double>(total_time)) * 100);
    return result;
  }
}

IsEmpty()

bool dart::PageSpaceGarbageCollectionHistory::IsEmpty ( ) const

inline

Definition at line 41 of file pages.h.

{ return history_.Size() == 0; }

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The documentation for this class was generated from the following files:

• third_party/dart-lang/sdk/runtime/vm/heap/pages.h
• third_party/dart-lang/sdk/runtime/vm/heap/pages.cc