YugabyteDB (2.13.1.0-b60, 21121d69985fbf76aa6958d8f04a9bfa936293b5)

// Copyright (c) 2011-present, Facebook, Inc.  All rights reserved.

// This source code is licensed under the BSD-style license found in the

// LICENSE file in the root directory of this source tree. An additional grant

// of patent rights can be found in the PATENTS file in the same directory.

//

// The following only applies to changes made to this file as part of YugaByte development.

//

// Portions Copyright (c) YugaByte, Inc.

//

// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except

// in compliance with the License.  You may obtain a copy of the License at

//

// http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing, software distributed under the License

// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express

// or implied.  See the License for the specific language governing permissions and limitations

// under the License.

//

#include "yb/util/stats/iostats_context_imp.h"

#include <sstream>

namespace yb {

#ifndef IOS_CROSS_COMPILE

# ifdef _WIN32

__declspec(thread) IOStatsContext iostats_context;

# else

__thread IOStatsContext iostats_context;

# endif

#endif  // IOS_CROSS_COMPILE

void IOStatsContext::Reset(uint64_t _thread_pool_id) {

  thread_pool_id = _thread_pool_id;

  bytes_read = 0;

  bytes_written = 0;

  open_nanos = 0;

  allocate_nanos = 0;

  write_nanos = 0;

  read_nanos = 0;

  range_sync_nanos = 0;

  prepare_write_nanos = 0;

  fsync_nanos = 0;

  logger_nanos = 0;

}

#define IOSTATS_CONTEXT_OUTPUT(counter)         \

  if (!exclude_zero_counters || 
counter > 011
) {  \

    ss << #counter << " = " << counter << ", "; \

  }

std::string IOStatsContext::ToString(bool exclude_zero_counters) const {

  std::ostringstream ss;

  IOSTATS_CONTEXT_OUTPUT(thread_pool_id);

  IOSTATS_CONTEXT_OUTPUT(bytes_read);

  IOSTATS_CONTEXT_OUTPUT(bytes_written);

  IOSTATS_CONTEXT_OUTPUT(open_nanos);

  IOSTATS_CONTEXT_OUTPUT(allocate_nanos);

  IOSTATS_CONTEXT_OUTPUT(write_nanos);

  IOSTATS_CONTEXT_OUTPUT(read_nanos);

  IOSTATS_CONTEXT_OUTPUT(range_sync_nanos);

  IOSTATS_CONTEXT_OUTPUT(fsync_nanos);

  IOSTATS_CONTEXT_OUTPUT(prepare_write_nanos);

  IOSTATS_CONTEXT_OUTPUT(logger_nanos);

  return ss.str();

}

}  // namespace yb