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
|
/*-
* Public Domain 2014-present MongoDB, Inc.
* Public Domain 2008-2014 WiredTiger, Inc.
*
* This is free and unencumbered software released into the public domain.
*
* Anyone is free to copy, modify, publish, use, compile, sell, or
* distribute this software, either in source code form or as a compiled
* binary, for any purpose, commercial or non-commercial, and by any
* means.
*
* In jurisdictions that recognize copyright laws, the author or authors
* of this software dedicate any and all copyright interest in the
* software to the public domain. We make this dedication for the benefit
* of the public at large and to the detriment of our heirs and
* successors. We intend this dedication to be an overt act of
* relinquishment in perpetuity of all present and future rights to this
* software under copyright law.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "workload_generator.h"
#include "src/common/api_const.h"
#include "src/common/logger.h"
#include "src/storage/connection_manager.h"
namespace test_harness {
/* operation_config class implementation */
operation_config::operation_config(configuration *config, thread_type type)
: config(config), type(type), thread_count(config->get_int(THREAD_COUNT))
{
}
std::function<void(thread_context *)>
operation_config::get_func(database_operation *dbo)
{
switch (type) {
case thread_type::CUSTOM:
return (std::bind(&database_operation::custom_operation, dbo, std::placeholders::_1));
case thread_type::INSERT:
return (std::bind(&database_operation::insert_operation, dbo, std::placeholders::_1));
case thread_type::READ:
return (std::bind(&database_operation::read_operation, dbo, std::placeholders::_1));
case thread_type::REMOVE:
return (std::bind(&database_operation::remove_operation, dbo, std::placeholders::_1));
case thread_type::UPDATE:
return (std::bind(&database_operation::update_operation, dbo, std::placeholders::_1));
default:
/* This may cause a separate testutil_die in type_string but that should be okay. */
testutil_die(EINVAL, "unexpected thread_type: %s", type_string(type).c_str());
}
}
/* workload_generator class implementation */
workload_generator::workload_generator(configuration *configuration,
database_operation *db_operation, timestamp_manager *timestamp_manager, database &database)
: component(WORKLOAD_GENERATOR, configuration), _database(database),
_database_operation(db_operation), _timestamp_manager(timestamp_manager)
{
}
workload_generator::~workload_generator()
{
for (auto &it : _workers)
delete it;
}
void
workload_generator::set_workload_tracking(workload_tracking *tracking)
{
testutil_assert(_tracking == nullptr);
_tracking = tracking;
}
void
workload_generator::run()
{
configuration *populate_config;
std::vector<operation_config> operation_configs;
uint64_t thread_id = 0;
/* Retrieve useful parameters from the test configuration. */
operation_configs.push_back(
operation_config(_config->get_subconfig(CUSTOM_OP_CONFIG), thread_type::CUSTOM));
operation_configs.push_back(
operation_config(_config->get_subconfig(INSERT_OP_CONFIG), thread_type::INSERT));
operation_configs.push_back(
operation_config(_config->get_subconfig(READ_OP_CONFIG), thread_type::READ));
operation_configs.push_back(
operation_config(_config->get_subconfig(REMOVE_OP_CONFIG), thread_type::REMOVE));
operation_configs.push_back(
operation_config(_config->get_subconfig(UPDATE_OP_CONFIG), thread_type::UPDATE));
populate_config = _config->get_subconfig(POPULATE_CONFIG);
/* Populate the database. */
_database_operation->populate(_database, _timestamp_manager, populate_config, _tracking);
_db_populated = true;
delete populate_config;
/* Generate threads to execute read operations on the collections. */
for (auto &it : operation_configs) {
if (it.thread_count != 0)
logger::log_msg(LOG_INFO,
"Workload_generator: Creating " + std::to_string(it.thread_count) + " " +
type_string(it.type) + " threads.");
for (size_t i = 0; i < it.thread_count && _running; ++i) {
thread_context *tc = new thread_context(thread_id++, it.type, it.config,
connection_manager::instance().create_session(), _timestamp_manager, _tracking,
_database);
_workers.push_back(tc);
_thread_manager.add_thread(it.get_func(_database_operation), tc);
}
/*
* Don't forget to delete the config we created earlier. While we do pass the config into
* the thread context it is not saved, so we are safe to do this.
*/
delete it.config;
/*
* Reset the thread_id counter to 0 as we're only interested in knowing per operation type
* which thread we are.
*/
thread_id = 0;
}
}
void
workload_generator::finish()
{
component::finish();
for (const auto &it : _workers)
it->finish();
_thread_manager.join();
logger::log_msg(LOG_TRACE, "Workload generator: run stage done");
}
database &
workload_generator::get_database()
{
return (_database);
}
bool
workload_generator::db_populated() const
{
return (_db_populated);
}
} // namespace test_harness
|
