rocksdb/monitoring/thread_status_util_debug.cc

57 lines
1.9 KiB
C++

// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
#include <atomic>
#include "monitoring/thread_status_updater.h"
#include "monitoring/thread_status_util.h"
#include "rocksdb/system_clock.h"
namespace ROCKSDB_NAMESPACE {
#ifndef NDEBUG
// the delay for debugging purpose.
static std::atomic<int> states_delay[ThreadStatus::NUM_STATE_TYPES];
void ThreadStatusUtil::TEST_SetStateDelay(const ThreadStatus::StateType state,
int micro) {
states_delay[state].store(micro, std::memory_order_relaxed);
}
void ThreadStatusUtil::TEST_StateDelay(const ThreadStatus::StateType state) {
auto delay = states_delay[state].load(std::memory_order_relaxed);
if (delay > 0) {
SystemClock::Default()->SleepForMicroseconds(delay);
}
}
Env::IOActivity ThreadStatusUtil::TEST_GetExpectedIOActivity(
ThreadStatus::OperationType thread_op) {
switch (thread_op) {
case ThreadStatus::OperationType::OP_FLUSH:
return Env::IOActivity::kFlush;
case ThreadStatus::OperationType::OP_COMPACTION:
return Env::IOActivity::kCompaction;
case ThreadStatus::OperationType::OP_DBOPEN:
return Env::IOActivity::kDBOpen;
case ThreadStatus::OperationType::OP_GET:
return Env::IOActivity::kGet;
case ThreadStatus::OperationType::OP_MULTIGET:
return Env::IOActivity::kMultiGet;
case ThreadStatus::OperationType::OP_DBITERATOR:
return Env::IOActivity::kDBIterator;
case ThreadStatus::OperationType::OP_VERIFY_DB_CHECKSUM:
return Env::IOActivity::kVerifyDBChecksum;
case ThreadStatus::OperationType::OP_VERIFY_FILE_CHECKSUMS:
return Env::IOActivity::kVerifyFileChecksums;
default:
return Env::IOActivity::kUnknown;
}
}
#endif // !NDEBUG
} // namespace ROCKSDB_NAMESPACE