blob: ffd08d4c1f76e2bb7f5187e484296234c6a3168b (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <vespa/vespalib/stllike/string.h>
namespace vespalib {
class MemoryUsage {
private:
size_t _allocatedBytes;
size_t _usedBytes;
size_t _deadBytes;
size_t _allocatedBytesOnHold;
public:
MemoryUsage() noexcept
: _allocatedBytes(0),
_usedBytes(0),
_deadBytes(0),
_allocatedBytesOnHold(0)
{ }
MemoryUsage(size_t allocated, size_t used, size_t dead, size_t onHold) noexcept
: _allocatedBytes(allocated),
_usedBytes(used),
_deadBytes(dead),
_allocatedBytesOnHold(onHold)
{ }
size_t allocatedBytes() const { return _allocatedBytes; }
size_t usedBytes() const { return _usedBytes; }
size_t deadBytes() const { return _deadBytes; }
size_t allocatedBytesOnHold() const { return _allocatedBytesOnHold; }
void incAllocatedBytes(size_t inc) { _allocatedBytes += inc; }
void decAllocatedBytes(size_t dec) { _allocatedBytes -= dec; }
void incUsedBytes(size_t inc) { _usedBytes += inc; }
void decUsedBytes(size_t dec) { _usedBytes -= dec; }
void incDeadBytes(size_t inc) { _deadBytes += inc; }
void incAllocatedBytesOnHold(size_t inc) { _allocatedBytesOnHold += inc; }
void decAllocatedBytesOnHold(size_t inc) { _allocatedBytesOnHold -= inc; }
void setAllocatedBytes(size_t alloc) { _allocatedBytes = alloc; }
void setUsedBytes(size_t used) { _usedBytes = used; }
void setDeadBytes(size_t dead) { _deadBytes = dead; }
void setAllocatedBytesOnHold(size_t onHold) { _allocatedBytesOnHold = onHold; }
void mergeGenerationHeldBytes(size_t inc) {
_allocatedBytes += inc;
_usedBytes += inc;
_allocatedBytesOnHold += inc;
}
void merge(const MemoryUsage & rhs) {
_allocatedBytes += rhs._allocatedBytes;
_usedBytes += rhs._usedBytes;
_deadBytes += rhs._deadBytes;
_allocatedBytesOnHold += rhs._allocatedBytesOnHold;
}
string toString() const;
};
class asciistream;
asciistream & operator << (asciistream & os, const MemoryUsage & usage);
} // namespace vespalib
|
