159 lines
4.6 KiB
C++
159 lines
4.6 KiB
C++
/*
|
|
SchedulerStress(Test) - verify scheduler performance characteristics
|
|
|
|
Copyright (C) Lumiera.org
|
|
2023, Hermann Vosseler <Ichthyostega@web.de>
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License as
|
|
published by the Free Software Foundation; either version 2 of
|
|
the License, or (at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
* *****************************************************/
|
|
|
|
/** @file scheduler-usage-test.cpp
|
|
** unit test \ref SchedulerStress_test
|
|
*/
|
|
|
|
|
|
#include "lib/test/run.hpp"
|
|
#include "test-chain-load.hpp"
|
|
#include "vault/gear/scheduler.hpp"
|
|
#include "lib/time/timevalue.hpp"
|
|
#include "lib/format-cout.hpp"
|
|
#include "lib/test/diagnostic-output.hpp"//////////////////////////TODO work in distress
|
|
//#include "lib/format-string.hpp"
|
|
//#include "lib/test/transiently.hpp"
|
|
//#include "lib/test/microbenchmark.hpp"
|
|
//#include "lib/util.hpp"
|
|
|
|
//#include <utility>
|
|
|
|
using test::Test;
|
|
//using std::move;
|
|
//using util::isSameObject;
|
|
|
|
|
|
namespace vault{
|
|
namespace gear {
|
|
namespace test {
|
|
|
|
// using lib::time::FrameRate;
|
|
// using lib::time::Offset;
|
|
// using lib::time::Time;
|
|
|
|
namespace { // Test definitions and setup...
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/***************************************************************************//**
|
|
* @test Investigate and verify non-functional characteristics of the Scheduler.
|
|
* @see SchedulerActivity_test
|
|
* @see SchedulerInvocation_test
|
|
* @see SchedulerCommutator_test
|
|
*/
|
|
class SchedulerStress_test : public Test
|
|
{
|
|
|
|
virtual void
|
|
run (Arg)
|
|
{
|
|
smokeTest();
|
|
generalFuckup();
|
|
walkingDeadline();
|
|
}
|
|
|
|
|
|
/** @test TODO demonstrate sustained operation under load
|
|
* @todo WIP 12/23 🔁 define ⟶ implement
|
|
*/
|
|
void
|
|
smokeTest()
|
|
{
|
|
MARK_TEST_FUN
|
|
TestChainLoad testLoad{64};
|
|
testLoad.configureShape_chain_loadBursts()
|
|
.buildToplolgy();
|
|
|
|
auto stats = testLoad.computeGraphStatistics();
|
|
cout << _Fmt{"Test-Load: Nodes: %d Levels: %d ∅Node/Level: %3.1f Forks: %d Joins: %d"}
|
|
% stats.nodes
|
|
% stats.levels
|
|
% stats.indicators[STAT_NODE].pL
|
|
% stats.indicators[STAT_FORK].cnt
|
|
% stats.indicators[STAT_JOIN].cnt
|
|
<< endl;
|
|
|
|
// while building the calculation-plan graph
|
|
// node hashes were computed, observing dependencies
|
|
size_t expectedHash = testLoad.getHash();
|
|
|
|
// some jobs/nodes are marked with a weight-step
|
|
// these can be instructed to spend some CPU time
|
|
auto LOAD_BASE = 500us;
|
|
testLoad.performGraphSynchronously(LOAD_BASE);
|
|
CHECK (testLoad.getHash() == expectedHash);
|
|
|
|
double referenceTime = testLoad.calcRuntimeReference(LOAD_BASE);
|
|
cout << "refTime(singleThr): "<<referenceTime/1000<<"ms"<<endl;
|
|
|
|
|
|
// Perform through Scheduler----------
|
|
BlockFlowAlloc bFlow;
|
|
EngineObserver watch;
|
|
Scheduler scheduler{bFlow, watch};
|
|
|
|
double performanceTime =
|
|
testLoad.setupSchedule(scheduler)
|
|
.withLoadTimeBase(LOAD_BASE)
|
|
.withJobDeadline(30ms)
|
|
.launch_and_wait();
|
|
|
|
cout << "runTime(Scheduler): "<<performanceTime/1000<<"ms"<<endl;
|
|
|
|
// invocation through Scheduler has reproduced all node hashes
|
|
CHECK (testLoad.getHash() == expectedHash);
|
|
}
|
|
|
|
|
|
|
|
/** @test TODO
|
|
* @todo WIP 12/23 🔁 define ⟶ implement
|
|
*/
|
|
void
|
|
generalFuckup()
|
|
{
|
|
UNIMPLEMENTED("tbd");
|
|
}
|
|
|
|
|
|
|
|
/** @test TODO
|
|
* @todo WIP 12/23 🔁 define ⟶ implement
|
|
*/
|
|
void
|
|
walkingDeadline()
|
|
{
|
|
}
|
|
};
|
|
|
|
|
|
/** Register this test class... */
|
|
LAUNCHER (SchedulerStress_test, "unit engine");
|
|
|
|
|
|
|
|
}}} // namespace vault::gear::test
|