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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/metrics/metrics.h>
#include <vespa/metrics/metricmanager.h>
#include <vespa/storage/frameworkimpl/memory/memorystatusviewer.h>
#include <vespa/storageframework/defaultimplementation/memory/prioritymemorylogic.h>
#include <tests/common/teststorageapp.h>
#include <vespa/vdstestlib/cppunit/macros.h>
#include <vespa/vespalib/util/exceptions.h>
#include <boost/lexical_cast.hpp>
namespace storage {
struct MemoryStatusViewerTest : public CppUnit::TestFixture
{
static const int maxMemory = 1000;
std::unique_ptr<TestServiceLayerApp> _node;
std::unique_ptr<framework::defaultimplementation::MemoryManager> _memMan;
void setUp() override;
void testEmptyState();
void testSnapshots();
CPPUNIT_TEST_SUITE(MemoryStatusViewerTest);
CPPUNIT_TEST(testEmptyState);
CPPUNIT_TEST(testSnapshots);
CPPUNIT_TEST_SUITE_END();
};
CPPUNIT_TEST_SUITE_REGISTRATION(MemoryStatusViewerTest);
void
MemoryStatusViewerTest::setUp()
{
_node.reset(new TestServiceLayerApp(DiskCount(2)));
framework::defaultimplementation::PriorityMemoryLogic* logic(
new framework::defaultimplementation::PriorityMemoryLogic(
_node->getClock(), maxMemory));
logic->setMinJumpToUpdateMax(1);
_memMan.reset(new framework::defaultimplementation::MemoryManager(
framework::defaultimplementation::AllocationLogic::UP(logic)));
}
void
MemoryStatusViewerTest::testEmptyState()
{
// Add a memory manager, and add a bit of load to it, so it's not
// totally empty.
StorageComponent component(_node->getComponentRegister(), "test");
metrics::MetricManager mm;
MemoryStatusViewer viewer(
*_memMan, mm, _node->getComponentRegister());
std::ostringstream actual;
viewer.reportStatus(actual, framework::HttpUrlPath("/"));
CPPUNIT_ASSERT_MATCH_REGEX(".*Plotr.LineChart.*", actual.str());
CPPUNIT_ASSERT_MATCH_REGEX(
".*Current: 1970-01-01 00:00:00 Max memory 1000 SnapShot\\(Used 0, w/o cache 0\\).*",
actual.str());
CPPUNIT_ASSERT_MATCH_REGEX(
".*Last hour: na.*", actual.str());
}
namespace {
void waitForProcessedTime(
const MemoryStatusViewer& viewer, framework::SecondTime time,
framework::SecondTime timeout = framework::SecondTime(30))
{
framework::defaultimplementation::RealClock clock;
framework::MilliSecTime endTime(
clock.getTimeInMillis() + timeout.getMillis());
framework::SecondTime processedTime(0);
while (clock.getTimeInMillis() < endTime) {
processedTime = viewer.getProcessedTime();
if (processedTime >= time) return;
FastOS_Thread::Sleep(1);
}
std::ostringstream ost;
ost << "Timed out waiting " << timeout << " ms for time " << time
<< " to be processed. Currently time is only processed up to "
<< processedTime;
throw new vespalib::IllegalStateException(ost.str(), VESPA_STRLOC);
}
}
#define ASSERT_MEMORY(output, period, maxmem, used, usedwocache) \
{ \
std::string::size_type _pos1_(output.find(period)); \
std::string::size_type _pos2_(output.find("Max memory", _pos1_)); \
std::string::size_type _pos3_(output.find("SnapShot", _pos2_)); \
std::string _maxMemory_(output.substr(_pos2_ + 11, _pos3_ - _pos2_ - 12)); \
std::string::size_type _pos4_(output.find(",", _pos3_)); \
std::string _used_(output.substr(_pos3_ + 14, _pos4_ - _pos3_ - 14)); \
std::string::size_type _pos5_(output.find(")", _pos4_)); \
std::string _usedwo_(output.substr(_pos4_ + 12, _pos5_ - _pos4_ - 12)); \
std::ostringstream _failure_; \
_failure_ << "Wrong match in period " << period << " in output:\n" \
<< output << "\nFor value: "; \
\
CPPUNIT_ASSERT_EQUAL_MSG(_failure_.str() + "Max memory", \
uint64_t(maxmem), boost::lexical_cast<uint64_t>(_maxMemory_)); \
CPPUNIT_ASSERT_EQUAL_MSG(_failure_.str() + "Used memory", \
uint64_t(used), boost::lexical_cast<uint64_t>(_used_)); \
CPPUNIT_ASSERT_EQUAL_MSG(_failure_.str() + "Used memory w/o cache", \
uint64_t(usedwocache), boost::lexical_cast<uint64_t>(_usedwo_)); \
}
void
MemoryStatusViewerTest::testSnapshots()
{
// Add a memory manager, and add a bit of load to it, so it's not
// totally empty.
StorageComponent component(_node->getComponentRegister(), "test");
const framework::MemoryAllocationType putAlloc(
component.getMemoryManager().registerAllocationType(
framework::MemoryAllocationType("PUT")));
const framework::MemoryAllocationType getAlloc(
component.getMemoryManager().registerAllocationType(
framework::MemoryAllocationType("GET")));
framework::MemoryToken::UP put = _memMan->allocate(putAlloc, 0, 100, 80);
framework::MemoryToken::UP get = _memMan->allocate(getAlloc, 30, 200, 50);
framework::MemoryToken::UP get2 = _memMan->allocate(getAlloc, 70, 150, 60);
metrics::MetricManager mm;
MemoryStatusViewer viewer(*_memMan, mm, _node->getComponentRegister());
_node->getClock().addSecondsToTime(1000);
viewer.notifyThread();
waitForProcessedTime(viewer, framework::SecondTime(1000));
std::ostringstream actual;
viewer.printDebugOutput(actual);
//std::cerr << actual.str() << "\n";
ASSERT_MEMORY(actual.str(), "Current", 1000, 450, 450);
ASSERT_MEMORY(actual.str(), "Last hour", 1000, 450, 450);
ASSERT_MEMORY(actual.str(), "Last ever", 1000, 450, 450);
put = _memMan->allocate(putAlloc, 0, 50, 80);
get = _memMan->allocate(getAlloc, 100, 140, 50);
get2 = _memMan->allocate(getAlloc, 20, 100, 70);
_node->getClock().addSecondsToTime(3600);
viewer.notifyThread();
waitForProcessedTime(viewer, framework::SecondTime(4600));
actual.str("");
viewer.printDebugOutput(actual);
//std::cerr << actual.str() << "\n";
ASSERT_MEMORY(actual.str(), "Current", 1000, 290, 290);
ASSERT_MEMORY(actual.str(), "Last hour", 1000, 540, 540);
ASSERT_MEMORY(actual.str(), "Last ever", 1000, 540, 540);
get.reset();
_node->getClock().addSecondsToTime(3600);
viewer.notifyThread();
waitForProcessedTime(viewer, framework::SecondTime(4600 + 3600));
actual.str("");
viewer.printDebugOutput(actual);
//std::cerr << actual.str() << "\n";
ASSERT_MEMORY(actual.str(), "Current", 1000, 150, 150);
ASSERT_MEMORY(actual.str(), "Last hour", 1000, 290, 290);
ASSERT_MEMORY(actual.str(), "Last ever", 1000, 540, 540);
}
} // storage
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