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
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
|
#include <benchmark/benchmark.h>
#include <mbgl/storage/offline_database.hpp>
#include <mbgl/storage/resource.hpp>
#include <mbgl/storage/response.hpp>
#include <mbgl/storage/sqlite3.hpp>
#include <mbgl/util/string.hpp>
#include <mbgl/util/logging.hpp>
#include <random>
class OfflineDatabase : public benchmark::Fixture {
public:
void SetUp(const ::benchmark::State&) override {
using namespace std::chrono_literals;
db.setOfflineMapboxTileCountLimit(100000);
response.data = std::make_shared<std::string>(50 * 1024, 0);
response.mustRevalidate = false;
response.expires = mbgl::util::now() + 1h;
resetAmbientTiles();
resetRegion();
}
void resetAmbientTiles() {
using namespace mbgl;
db.clearAmbientCache();
for (unsigned i = 0; i < tileCount; ++i) {
const Resource ambient = Resource::tile("mapbox://tile_ambient" + util::toString(i), 1, 0, 0, 0, Tileset::Scheme::XYZ);
db.put(ambient, response);
}
}
void resetRegion() {
using namespace mbgl;
auto regions = db.listRegions().value();
if (!regions.empty()) {
db.deleteRegion(std::move(regions[0]));
}
OfflineTilePyramidRegionDefinition definition{ "mapbox://style", LatLngBounds::hull({1, 2}, {3, 4}), 5, 6, 2.0, true };
OfflineRegionMetadata metadata{{ 1, 2, 3 }};
auto region = db.createRegion(definition, metadata);
regionID = region->getID();
for (unsigned i = 0; i < tileCount; ++i) {
const Resource offline = Resource::tile("mapbox://tile_offline_region" + util::toString(i), 1.0, 0, 0, 0, Tileset::Scheme::XYZ);
db.putRegionResource(regionID, offline, response);
}
}
mbgl::Response response;
mbgl::OfflineDatabase db{":memory:"};
const unsigned tileCount = 100;
int64_t regionID = 0;
};
BENCHMARK_F(OfflineDatabase, InvalidateRegion)(benchmark::State& state) {
while (state.KeepRunning()) {
db.invalidateRegion(regionID);
}
}
BENCHMARK_F(OfflineDatabase, DeleteRegion)(benchmark::State& state) {
while (state.KeepRunning()) {
resetRegion();
}
}
BENCHMARK_F(OfflineDatabase, InsertTileRegion)(benchmark::State& state) {
using namespace mbgl;
while (state.KeepRunning()) {
const Resource offline = Resource::tile("mapbox://InsertTileRegion" +
util::toString(state.iterations()), 1, 0, 0, 0, Tileset::Scheme::XYZ);
db.putRegionResource(regionID, offline, response);
}
}
BENCHMARK_F(OfflineDatabase, InvalidateAmbientCache)(benchmark::State& state) {
while (state.KeepRunning()) {
db.invalidateAmbientCache();
}
}
BENCHMARK_F(OfflineDatabase, ClearAmbientCache)(benchmark::State& state) {
while (state.KeepRunning()) {
resetAmbientTiles();
}
}
BENCHMARK_F(OfflineDatabase, InsertTileCache)(benchmark::State& state) {
using namespace mbgl;
while (state.KeepRunning()) {
const Resource ambient = Resource::tile("mapbox://InsertTileCache" +
util::toString(state.iterations()), 1, 0, 0, 0, Tileset::Scheme::XYZ);
db.put(ambient, response);
}
}
BENCHMARK_F(OfflineDatabase, InsertBigTileCache)(benchmark::State& state) {
using namespace mbgl;
Response big;
big.data = std::make_shared<std::string>(util::DEFAULT_MAX_CACHE_SIZE / 100, 0);
while (state.KeepRunning()) {
const Resource ambient = Resource::tile("mapbox://InsertTileCache" +
util::toString(state.iterations()), 1, 0, 0, 0, Tileset::Scheme::XYZ);
db.put(ambient, big);
}
}
BENCHMARK_F(OfflineDatabase, GetTile)(benchmark::State& state) {
using namespace mbgl;
std::random_device rd;
std::mt19937 gen(rd());
std::uniform_int_distribution<> dis(0, tileCount - 1);
while (state.KeepRunning()) {
auto res = db.get(Resource::tile("mapbox://tile_ambient" + util::toString(dis(gen)), 1, 0, 0, 0, Tileset::Scheme::XYZ));
assert(res != nullopt);
}
}
BENCHMARK_F(OfflineDatabase, AddTilesToFullDatabase)(benchmark::State& state) {
using namespace mbgl;
Log::setObserver(std::make_unique<Log::NullObserver>());
db.setMaximumAmbientCacheSize(50 * 1024 * 5);
while (state.KeepRunning()) {
const Resource ambient = Resource::tile("mapbox://AddTilesToFullDatabase" +
util::toString(state.iterations()), 1, 0, 0, 0, Tileset::Scheme::XYZ);
db.put(ambient, response);
}
Log::removeObserver();
}
BENCHMARK_F(OfflineDatabase, AddTilesToDisabledDatabase)(benchmark::State& state) {
using namespace mbgl;
auto regions = db.listRegions().value();
if (!regions.empty()) {
db.deleteRegion(std::move(regions[0]));
}
// Disables the ambient cache.
db.setMaximumAmbientCacheSize(0);
while (state.KeepRunning()) {
const Resource ambient = Resource::tile("mapbox://AddTilesToFullDatabase" +
util::toString(state.iterations()), 1, 0, 0, 0, Tileset::Scheme::XYZ);
db.put(ambient, response);
}
}
BENCHMARK_F(OfflineDatabase, GetTileFromDisabledDatabase)(benchmark::State& state) {
using namespace mbgl;
auto regions = db.listRegions().value();
if (!regions.empty()) {
db.deleteRegion(std::move(regions[0]));
}
// Disables the ambient cache.
db.setMaximumAmbientCacheSize(0);
while (state.KeepRunning()) {
auto res = db.get(Resource::tile("mapbox://tile_ambient", 1, 0, 0, 0, Tileset::Scheme::XYZ));
assert(res == nullopt);
}
}
BENCHMARK_F(OfflineDatabase, ResizeDatabase)(benchmark::State& state) {
uint64_t size = 25 * 1024 * 1024;
while (state.KeepRunning()) {
db.setMaximumAmbientCacheSize(size);
size -= 256;
if (!size) {
size = 25 * 1024 * 1024;
}
}
}
|
