/Users/deen/code/yugabyte-db/src/yb/consensus/log_metrics.h
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1 | | // Licensed to the Apache Software Foundation (ASF) under one |
2 | | // or more contributor license agreements. See the NOTICE file |
3 | | // distributed with this work for additional information |
4 | | // regarding copyright ownership. The ASF licenses this file |
5 | | // to you under the Apache License, Version 2.0 (the |
6 | | // "License"); you may not use this file except in compliance |
7 | | // with the License. You may obtain a copy of the License at |
8 | | // |
9 | | // http://www.apache.org/licenses/LICENSE-2.0 |
10 | | // |
11 | | // Unless required by applicable law or agreed to in writing, |
12 | | // software distributed under the License is distributed on an |
13 | | // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
14 | | // KIND, either express or implied. See the License for the |
15 | | // specific language governing permissions and limitations |
16 | | // under the License. |
17 | | // |
18 | | // The following only applies to changes made to this file as part of YugaByte development. |
19 | | // |
20 | | // Portions Copyright (c) YugaByte, Inc. |
21 | | // |
22 | | // Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except |
23 | | // in compliance with the License. You may obtain a copy of the License at |
24 | | // |
25 | | // http://www.apache.org/licenses/LICENSE-2.0 |
26 | | // |
27 | | // Unless required by applicable law or agreed to in writing, software distributed under the License |
28 | | // is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express |
29 | | // or implied. See the License for the specific language governing permissions and limitations |
30 | | // under the License. |
31 | | // |
32 | | #ifndef YB_CONSENSUS_LOG_METRICS_H |
33 | | #define YB_CONSENSUS_LOG_METRICS_H |
34 | | |
35 | | #include "yb/gutil/macros.h" |
36 | | #include "yb/gutil/ref_counted.h" |
37 | | #include "yb/util/monotime.h" |
38 | | |
39 | | namespace yb { |
40 | | |
41 | | class Counter; |
42 | | class Histogram; |
43 | | class MetricEntity; |
44 | | |
45 | | namespace log { |
46 | | |
47 | | struct LogMetrics { |
48 | | LogMetrics(const scoped_refptr<MetricEntity>& table_metric_entity, |
49 | | const scoped_refptr<MetricEntity>& tablet_metric_entity); |
50 | | |
51 | | // Global stats |
52 | | scoped_refptr<Counter> bytes_logged; |
53 | | scoped_refptr<Counter> wal_size; |
54 | | |
55 | | // Per-group group commit stats |
56 | | scoped_refptr<Histogram> sync_latency; |
57 | | scoped_refptr<Histogram> append_latency; |
58 | | scoped_refptr<Histogram> group_commit_latency; |
59 | | scoped_refptr<Histogram> roll_latency; |
60 | | scoped_refptr<Histogram> entry_batches_per_group; |
61 | | }; |
62 | | |
63 | | // TODO extract and generalize this for all histogram metrics |
64 | | #define SCOPED_LATENCY_METRIC(_mtx, _h) \ |
65 | 27.8M | ScopedLatencyMetric _h##_metric(_mtx ? _mtx->_h.get() : nullptr) |
66 | | |
67 | | } // namespace log |
68 | | } // namespace yb |
69 | | |
70 | | #endif // YB_CONSENSUS_LOG_METRICS_H |