be/src/runtime/bufferpool/reservation-tracker-counters.h

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//   http://www.apache.org/licenses/LICENSE-2.0
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#ifndef IMPALA_RUNTIME_RESERVATION_TRACKER_COUNTERS_H
#define IMPALA_RUNTIME_RESERVATION_TRACKER_COUNTERS_H

#include "util/runtime-profile.h"

namespace impala {

/// A set of counters for each ReservationTracker for reporting purposes.
///
/// If the ReservationTracker is linked to a profile these have the same lifetime as that
/// profile, otherwise they have the same lifetime as the ReservationTracker itself.
struct ReservationTrackerCounters {
  /// The tracker's peak reservation in bytes.
  RuntimeProfile::HighWaterMarkCounter* peak_reservation;

  /// The tracker's peak usage in bytes.
  RuntimeProfile::HighWaterMarkCounter* peak_used_reservation;

  /// The hard limit on the tracker's reservations
  RuntimeProfile::Counter* reservation_limit;
};
}

#endif