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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
/*
* Ceph - scalable distributed file system
*
* Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
*
* This is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software
* Foundation. See file COPYING.
*
*/
#ifndef CEPH_MEMORYMODEL_H
#define CEPH_MEMORYMODEL_H
#include "include/common_fwd.h"
class MemoryModel {
public:
struct snap {
long peak;
long size;
long hwm;
long rss;
long data;
long lib;
long heap;
snap() : peak(0), size(0), hwm(0), rss(0), data(0), lib(0),
heap(0)
{}
long get_total() { return size; }
long get_rss() { return rss; }
long get_heap() { return heap; }
} last;
private:
CephContext *cct;
void _sample(snap *p);
public:
explicit MemoryModel(CephContext *cct);
void sample(snap *p = 0) {
_sample(&last);
if (p)
*p = last;
}
};
#endif
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