mirror of https://github.com/facebook/rocksdb.git
39 lines
1.1 KiB
C
39 lines
1.1 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).
|
||
|
|
|
||
|
|
#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
|