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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/persistence/dummyimpl/dummypersistence.h>
#include <tests/persistence/common/filestortestfixture.h>
#include <tests/persistence/filestorage/forwardingmessagesender.h>
#include <vespa/storage/persistence/filestorage/filestormetrics.h>
#include <vespa/document/test/make_document_bucket.h>
#include <vespa/document/fieldset/fieldsets.h>
#include <vespa/metrics/updatehook.h>
using document::test::makeDocumentBucket;
namespace storage {
class ActiveOperationsStatsTest : public FileStorTestFixture
{
protected:
DummyStorageLink top;
std::unique_ptr<DummyStorageLink> dummyManager;
ForwardingMessageSender messageSender;
FileStorMetrics metrics;
std::unique_ptr<FileStorHandler> filestorHandler;
uint32_t stripeId;
public:
ActiveOperationsStatsTest();
~ActiveOperationsStatsTest() override;
std::shared_ptr<api::StorageMessage> createPut(uint64_t bucket, uint64_t docIdx);
std::shared_ptr<api::StorageMessage> createGet(uint64_t bucket) const;
void assert_active_operations_stats(const ActiveOperationsStats &stats, uint32_t exp_active_size, uint32_t exp_size_samples, uint32_t exp_latency_samples);
void update_metrics();
void test_active_operations_stats();
};
ActiveOperationsStatsTest::ActiveOperationsStatsTest()
: FileStorTestFixture(),
top(),
dummyManager(std::make_unique<DummyStorageLink>()),
messageSender(*dummyManager),
metrics(),
stripeId(0)
{
setupPersistenceThreads(1);
_node->setPersistenceProvider(std::make_unique<spi::dummy::DummyPersistence>(_node->getTypeRepo()));
top.push_back(std::move(dummyManager));
top.open();
metrics.initDiskMetrics(1, 1);
filestorHandler = std::make_unique<FileStorHandlerImpl>(messageSender, metrics,
_node->getComponentRegister());
filestorHandler->setGetNextMessageTimeout(20ms);
}
ActiveOperationsStatsTest::~ActiveOperationsStatsTest() = default;
std::shared_ptr<api::StorageMessage>
ActiveOperationsStatsTest::createPut(uint64_t bucket, uint64_t docIdx)
{
auto doc = _node->getTestDocMan().createDocument(
"foobar", vespalib::make_string("id:foo:testdoctype1:n=%" PRIu64 ":%" PRIu64, bucket, docIdx));
auto cmd = std::make_shared<api::PutCommand>(makeDocumentBucket(document::BucketId(16, bucket)), std::move(doc), 1234);
cmd->setAddress(makeSelfAddress());
return cmd;
}
std::shared_ptr<api::StorageMessage>
ActiveOperationsStatsTest::createGet(uint64_t bucket) const
{
auto cmd = std::make_shared<api::GetCommand>(
makeDocumentBucket(document::BucketId(16, bucket)),
document::DocumentId(vespalib::make_string("id:foo:testdoctype1:n=%" PRIu64 ":0", bucket)), document::AllFields::NAME);
cmd->setAddress(makeSelfAddress());
return cmd;
}
void
ActiveOperationsStatsTest::assert_active_operations_stats(const ActiveOperationsStats &stats, uint32_t exp_active_size, uint32_t exp_size_samples, uint32_t exp_latency_samples)
{
EXPECT_EQ(exp_active_size, stats.get_active_size());
EXPECT_EQ(exp_size_samples, stats.get_size_samples());
EXPECT_EQ(exp_latency_samples, stats.get_latency_samples());
}
void
ActiveOperationsStatsTest::update_metrics()
{
std::mutex dummy_lock;
auto &impl = dynamic_cast<FileStorHandlerImpl&>(*filestorHandler);
auto& hook = impl.get_metric_update_hook_for_testing();
hook.updateMetrics(metrics::MetricLockGuard(dummy_lock));
}
void
ActiveOperationsStatsTest::test_active_operations_stats()
{
auto lock0 = filestorHandler->getNextMessage(stripeId);
auto lock1 = filestorHandler->getNextMessage(stripeId);
auto lock2 = filestorHandler->getNextMessage(stripeId);
ASSERT_TRUE(lock0.lock);
ASSERT_TRUE(lock1.lock);
ASSERT_FALSE(lock2.lock);
auto stats = filestorHandler->get_active_operations_stats(false);
{
SCOPED_TRACE("during");
assert_active_operations_stats(stats, 2, 2, 0);
}
EXPECT_EQ(3, stats.get_total_size());
lock0.lock.reset();
lock1.lock.reset();
stats = filestorHandler->get_active_operations_stats(false);
{
SCOPED_TRACE("after");
assert_active_operations_stats(stats, 0, 4, 2);
}
EXPECT_EQ(4, stats.get_total_size());
EXPECT_LT(0.0, stats.get_total_latency());
update_metrics();
auto &ao_metrics = metrics.active_operations;
EXPECT_DOUBLE_EQ(1.0, ao_metrics.size.getAverage());
EXPECT_DOUBLE_EQ(0.0, ao_metrics.size.getMinimum());
EXPECT_DOUBLE_EQ(2.0, ao_metrics.size.getMaximum());
EXPECT_DOUBLE_EQ(4.0, ao_metrics.size.getCount());
EXPECT_LT(0.0, ao_metrics.latency.getAverage());
EXPECT_LT(0.0, ao_metrics.latency.getMinimum());
EXPECT_LT(0.0, ao_metrics.latency.getMaximum());
EXPECT_DOUBLE_EQ(2.0, ao_metrics.latency.getCount());
}
TEST_F(ActiveOperationsStatsTest, empty_stats)
{
auto stats = filestorHandler->get_active_operations_stats(false);
assert_active_operations_stats(stats, 0, 0, 0);
}
TEST_F(ActiveOperationsStatsTest, exclusive_lock_active_operations_stats)
{
filestorHandler->schedule(createPut(1234, 0));
filestorHandler->schedule(createPut(1234, 1));
filestorHandler->schedule(createPut(5432, 0));
test_active_operations_stats();
}
TEST_F(ActiveOperationsStatsTest, shared_lock_active_operations_stats)
{
filestorHandler->schedule(createGet(1234));
filestorHandler->schedule(createGet(1234));
test_active_operations_stats();
}
}
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