rocksdb/tools/io_tracer_parser_tool.h

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// 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).
#ifndef ROCKSDB_LITE
#pragma once
#include <memory>
#include "rocksdb/env.h"
#include "rocksdb/status.h"
namespace ROCKSDB_NAMESPACE {
struct IOTraceHeader;
struct IOTraceRecord;
// IOTraceRecordParser class reads the IO trace file (in binary format) and
// dumps the human readable records in output_file_.
class IOTraceRecordParser {
public:
explicit IOTraceRecordParser(const std::string& input_file);
// ReadIOTraceRecords reads the binary trace file records one by one and
// invoke PrintHumanReadableIOTraceRecord to dump the records in output_file_.
int ReadIOTraceRecords();
private:
void PrintHumanReadableHeader(const IOTraceHeader& header);
void PrintHumanReadableIOTraceRecord(const IOTraceRecord& record);
// Binary file that contains IO trace records.
std::string input_file_;
};
int io_tracer_parser(int argc, char** argv);
} // namespace ROCKSDB_NAMESPACE
#endif // ROCKSDB_LITE