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rust-rocksdb/librocksdb-sys/rocksdb/monitoring/thread_status_impl.cc

164 lines
4.8 KiB

// 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 <sstream>
#include "rocksdb/env.h"
#include "rocksdb/thread_status.h"
#include "util/string_util.h"
#include "util/thread_operation.h"
namespace ROCKSDB_NAMESPACE {
#ifdef ROCKSDB_USING_THREAD_STATUS
std::string ThreadStatus::GetThreadTypeName(
ThreadStatus::ThreadType thread_type) {
switch (thread_type) {
case ThreadStatus::ThreadType::HIGH_PRIORITY:
return "High Pri";
case ThreadStatus::ThreadType::LOW_PRIORITY:
return "Low Pri";
case ThreadStatus::ThreadType::USER:
return "User";
case ThreadStatus::ThreadType::BOTTOM_PRIORITY:
return "Bottom Pri";
case ThreadStatus::ThreadType::NUM_THREAD_TYPES:
assert(false);
}
return "Unknown";
}
const std::string& ThreadStatus::GetOperationName(
ThreadStatus::OperationType op_type) {
if (op_type < 0 || op_type >= NUM_OP_TYPES) {
return global_operation_table[OP_UNKNOWN].name;
}
return global_operation_table[op_type].name;
}
const std::string& ThreadStatus::GetOperationStageName(
ThreadStatus::OperationStage stage) {
if (stage < 0 || stage >= NUM_OP_STAGES) {
return global_op_stage_table[STAGE_UNKNOWN].name;
}
return global_op_stage_table[stage].name;
}
const std::string& ThreadStatus::GetStateName(
ThreadStatus::StateType state_type) {
if (state_type < 0 || state_type >= NUM_STATE_TYPES) {
return global_state_table[STATE_UNKNOWN].name;
}
return global_state_table[state_type].name;
}
const std::string ThreadStatus::MicrosToString(uint64_t micros) {
if (micros == 0) {
return "";
}
const int kBufferLen = 100;
char buffer[kBufferLen];
AppendHumanMicros(micros, buffer, kBufferLen, false);
return std::string(buffer);
}
const std::string& ThreadStatus::GetOperationPropertyName(
ThreadStatus::OperationType op_type, int i) {
static const std::string empty_str = "";
switch (op_type) {
case ThreadStatus::OP_COMPACTION:
if (i >= NUM_COMPACTION_PROPERTIES) {
return empty_str;
}
return compaction_operation_properties[i].name;
case ThreadStatus::OP_FLUSH:
if (i >= NUM_FLUSH_PROPERTIES) {
return empty_str;
}
return flush_operation_properties[i].name;
default:
return empty_str;
}
}
std::map<std::string, uint64_t> ThreadStatus::InterpretOperationProperties(
ThreadStatus::OperationType op_type, const uint64_t* op_properties) {
int num_properties;
switch (op_type) {
case OP_COMPACTION:
num_properties = NUM_COMPACTION_PROPERTIES;
break;
case OP_FLUSH:
num_properties = NUM_FLUSH_PROPERTIES;
break;
default:
num_properties = 0;
}
std::map<std::string, uint64_t> property_map;
for (int i = 0; i < num_properties; ++i) {
if (op_type == OP_COMPACTION && i == COMPACTION_INPUT_OUTPUT_LEVEL) {
property_map.insert({"BaseInputLevel", op_properties[i] >> 32});
property_map.insert(
{"OutputLevel", op_properties[i] % (uint64_t(1) << 32U)});
} else if (op_type == OP_COMPACTION && i == COMPACTION_PROP_FLAGS) {
property_map.insert({"IsManual", ((op_properties[i] & 2) >> 1)});
property_map.insert({"IsDeletion", ((op_properties[i] & 4) >> 2)});
property_map.insert({"IsTrivialMove", ((op_properties[i] & 8) >> 3)});
} else {
property_map.insert(
{GetOperationPropertyName(op_type, i), op_properties[i]});
}
}
return property_map;
}
#else
std::string ThreadStatus::GetThreadTypeName(
ThreadStatus::ThreadType /*thread_type*/) {
static std::string dummy_str = "";
return dummy_str;
}
const std::string& ThreadStatus::GetOperationName(
ThreadStatus::OperationType /*op_type*/) {
static std::string dummy_str = "";
return dummy_str;
}
const std::string& ThreadStatus::GetOperationStageName(
ThreadStatus::OperationStage /*stage*/) {
static std::string dummy_str = "";
return dummy_str;
}
const std::string& ThreadStatus::GetStateName(
ThreadStatus::StateType /*state_type*/) {
static std::string dummy_str = "";
return dummy_str;
}
const std::string ThreadStatus::MicrosToString(uint64_t /*op_elapsed_time*/) {
static std::string dummy_str = "";
return dummy_str;
}
const std::string& ThreadStatus::GetOperationPropertyName(
ThreadStatus::OperationType /*op_type*/, int /*i*/) {
static std::string dummy_str = "";
return dummy_str;
}
std::map<std::string, uint64_t> ThreadStatus::InterpretOperationProperties(
ThreadStatus::OperationType /*op_type*/,
const uint64_t* /*op_properties*/) {
return std::map<std::string, uint64_t>();
}
#endif // ROCKSDB_USING_THREAD_STATUS
} // namespace ROCKSDB_NAMESPACE