Summary: Browsing through the code, looks like StatsLogger is not used at all! Test Plan: compiles Reviewers: ljin, sdong, yhchiang, dhruba Reviewed By: dhruba Subscribers: dhruba, leveldb Differential Revision: https://reviews.facebook.net/D19827main
Igor Canadi
11 years ago
parent
dd6c444822
commit
20c056306b
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// Copyright (c) 2013, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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//
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// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file. See the AUTHORS file for names of contributors.
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#include "db/db_impl.h" |
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#include <string> |
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#include <stdint.h> |
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#include <stdio.h> |
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#include "db/version_set.h" |
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#include "rocksdb/db.h" |
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#include "rocksdb/env.h" |
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#include "port/port.h" |
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#include "util/mutexlock.h" |
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namespace rocksdb { |
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void DBImpl::MaybeScheduleLogDBDeployStats() { |
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// we did say maybe
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#ifndef ROCKSDB_LITE |
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// There is a lock in the actual logger.
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if (!logger_ || options_.db_stats_log_interval < 0 |
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|| host_name_.empty()) { |
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return; |
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} |
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if(bg_logstats_scheduled_ || shutting_down_.Acquire_Load()) { |
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// Already scheduled
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} else { |
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int64_t current_ts = 0; |
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Status st = env_->GetCurrentTime(¤t_ts); |
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if (!st.ok()) { |
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return; |
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} |
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if ((current_ts - last_log_ts) < options_.db_stats_log_interval) { |
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return; |
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} |
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last_log_ts = current_ts; |
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bg_logstats_scheduled_ = true; |
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env_->Schedule(&DBImpl::BGLogDBDeployStats, this); |
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} |
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} |
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void DBImpl::BGLogDBDeployStats(void* db) { |
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DBImpl* db_inst = reinterpret_cast<DBImpl*>(db); |
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db_inst->LogDBDeployStats(); |
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} |
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void DBImpl::LogDBDeployStats() { |
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mutex_.Lock(); |
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if (shutting_down_.Acquire_Load()) { |
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bg_logstats_scheduled_ = false; |
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bg_cv_.SignalAll(); |
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mutex_.Unlock(); |
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return; |
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} |
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char tmp_ver[100]; |
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sprintf(tmp_ver, "%d.%d", kMajorVersion, kMinorVersion); |
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std::string version_info(tmp_ver); |
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uint64_t file_total_size = 0; |
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uint32_t file_total_num = 0; |
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Version* current = default_cf_handle_->cfd()->current(); |
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for (int i = 0; i < current->NumberLevels(); i++) { |
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file_total_num += current->NumLevelFiles(i); |
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file_total_size += current->NumLevelBytes(i); |
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} |
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Version::LevelSummaryStorage scratch; |
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const char* file_num_summary = current->LevelSummary(&scratch); |
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std::string file_num_per_level(file_num_summary); |
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std::string data_size_per_level(file_num_summary); |
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mutex_.Unlock(); |
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int64_t unix_ts; |
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env_->GetCurrentTime(&unix_ts); |
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logger_->Log_Deploy_Stats(version_info, host_name_, |
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db_absolute_path_, file_total_size, file_total_num, file_num_per_level, |
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data_size_per_level, unix_ts); |
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mutex_.Lock(); |
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bg_logstats_scheduled_ = false; |
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bg_cv_.SignalAll(); |
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mutex_.Unlock(); |
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#endif |
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} |
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} |
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@ -1,26 +0,0 @@ |
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// Copyright (c) 2013, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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//
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#pragma once |
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namespace rocksdb { |
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class StatsLogger { |
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public: |
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virtual void Log_Deploy_Stats(const std::string& db_version, |
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const std::string& machine_info, |
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const std::string& data_dir, |
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const uint64_t data_size, |
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const uint32_t file_number, |
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const std::string& data_size_per_level, |
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const std::string& file_number_per_level, |
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const int64_t& ts_unix) = 0; |
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virtual ~StatsLogger() {} |
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}; |
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} |
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