YugabyteDB (2.13.0.0-b42, bfc6a6643e7399ac8a0e81d06a3ee6d6571b33ab)

Coverage Report

Created: 2022-03-09 17:30

/Users/deen/code/yugabyte-db/src/yb/consensus/log_metrics.cc
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// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements.  See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership.  The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License.  You may obtain a copy of the License at
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//
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//   http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied.  See the License for the
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// specific language governing permissions and limitations
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// under the License.
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//
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// The following only applies to changes made to this file as part of YugaByte development.
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//
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// Portions Copyright (c) YugaByte, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
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// in compliance with the License.  You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software distributed under the License
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// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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// or implied.  See the License for the specific language governing permissions and limitations
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// under the License.
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//
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#include "yb/consensus/log_metrics.h"
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#include "yb/util/metrics.h"
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METRIC_DEFINE_counter(tablet, log_bytes_logged, "Bytes Written to WAL",
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                      yb::MetricUnit::kBytes,
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                      "Number of bytes logged since service start");
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METRIC_DEFINE_counter(tablet, log_wal_size, "Size of WAL Files",
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                      yb::MetricUnit::kBytes,
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                      "Size of wal files");
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METRIC_DEFINE_coarse_histogram(table, log_sync_latency, "Log Sync Latency",
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                        yb::MetricUnit::kMicroseconds,
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                        "Microseconds spent on synchronizing the log segment file");
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METRIC_DEFINE_coarse_histogram(table, log_append_latency, "Log Append Latency",
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                        yb::MetricUnit::kMicroseconds,
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                        "Microseconds spent on appending to the log segment file");
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METRIC_DEFINE_coarse_histogram(table, log_group_commit_latency, "Log Group Commit Latency",
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                        yb::MetricUnit::kMicroseconds,
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                        "Microseconds spent on committing an entire group");
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METRIC_DEFINE_coarse_histogram(table, log_roll_latency, "Log Roll Latency",
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                        yb::MetricUnit::kMicroseconds,
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                        "Microseconds spent on rolling over to a new log segment file");
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METRIC_DEFINE_coarse_histogram(table, log_entry_batches_per_group, "Log Group Commit Batch Size",
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                        yb::MetricUnit::kRequests,
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                        "Number of log entry batches in a group commit group");
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namespace yb {
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namespace log {
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#define MINIT(metric_entity, x) x(METRIC_log_##x.Instantiate(metric_entity))
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LogMetrics::LogMetrics(const scoped_refptr<MetricEntity>& table_metric_entity,
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                       const scoped_refptr<MetricEntity>& tablet_metric_entity)
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    : MINIT(tablet_metric_entity, bytes_logged),
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      MINIT(tablet_metric_entity, wal_size),
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      MINIT(table_metric_entity, sync_latency),
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      MINIT(table_metric_entity, append_latency),
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      MINIT(table_metric_entity, group_commit_latency),
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      MINIT(table_metric_entity, roll_latency),
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      MINIT(table_metric_entity, entry_batches_per_group) {
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}
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#undef MINIT
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} // namespace log
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} // namespace yb