Revision d88dff4ef2052cfb031128da9f4dc3be25872d68 authored by Aaron Gao on 17 October 2016, 22:34:13 UTC, committed by Aaron Gao on 17 October 2016, 22:34:13 UTC
Summary: update new feature in history and avoid breaking mongorocks Test Plan: make check Reviewers: sdong, yiwu, andrewkr Reviewed By: andrewkr Subscribers: andrewkr, dhruba, leveldb Differential Revision: https://reviews.facebook.net/D64611
1 parent 5027dd1
iostats_context.cc
// 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.
#include <sstream>
#include "rocksdb/env.h"
#include "util/iostats_context_imp.h"
namespace rocksdb {
#ifndef IOS_CROSS_COMPILE
# ifdef _WIN32
__declspec(thread) IOStatsContext iostats_context;
# else
__thread IOStatsContext iostats_context;
# endif
#endif // IOS_CROSS_COMPILE
void IOStatsContext::Reset() {
thread_pool_id = Env::Priority::TOTAL;
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 > 0) { \
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 rocksdb
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