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19 package org.apache.hadoop.hbase.regionserver;
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21 import org.apache.hadoop.hbase.metrics.BaseSource;
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26 public interface MetricsRegionServerSource extends BaseSource {
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31 String METRICS_NAME = "Server";
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36 String METRICS_CONTEXT = "regionserver";
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41 String METRICS_DESCRIPTION = "Metrics about HBase RegionServer";
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46 String METRICS_JMX_CONTEXT = "RegionServer,sub=" + METRICS_NAME;
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53 void updatePut(long t);
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60 void updateDelete(long t);
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67 void updateGet(long t);
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74 void updateIncrement(long t);
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81 void updateAppend(long t);
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88 void updateReplay(long t);
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93 void incrSlowPut();
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98 void incrSlowDelete();
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103 void incrSlowGet();
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108 void incrSlowIncrement();
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113 void incrSlowAppend();
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116 String REGION_COUNT = "regionCount";
117 String REGION_COUNT_DESC = "Number of regions";
118 String STORE_COUNT = "storeCount";
119 String STORE_COUNT_DESC = "Number of Stores";
120 String STOREFILE_COUNT = "storeFileCount";
121 String STOREFILE_COUNT_DESC = "Number of Store Files";
122 String MEMSTORE_SIZE = "memStoreSize";
123 String MEMSTORE_SIZE_DESC = "Size of the memstore";
124 String STOREFILE_SIZE = "storeFileSize";
125 String STOREFILE_SIZE_DESC = "Size of storefiles being served.";
126 String TOTAL_REQUEST_COUNT = "totalRequestCount";
127 String TOTAL_REQUEST_COUNT_DESC =
128 "Total number of requests this RegionServer has answered.";
129 String READ_REQUEST_COUNT = "readRequestCount";
130 String READ_REQUEST_COUNT_DESC =
131 "Number of read requests this region server has answered.";
132 String WRITE_REQUEST_COUNT = "writeRequestCount";
133 String WRITE_REQUEST_COUNT_DESC =
134 "Number of mutation requests this region server has answered.";
135 String CHECK_MUTATE_FAILED_COUNT = "checkMutateFailedCount";
136 String CHECK_MUTATE_FAILED_COUNT_DESC =
137 "Number of Check and Mutate calls that failed the checks.";
138 String CHECK_MUTATE_PASSED_COUNT = "checkMutatePassedCount";
139 String CHECK_MUTATE_PASSED_COUNT_DESC =
140 "Number of Check and Mutate calls that passed the checks.";
141 String STOREFILE_INDEX_SIZE = "storeFileIndexSize";
142 String STOREFILE_INDEX_SIZE_DESC = "Size of indexes in storefiles on disk.";
143 String STATIC_INDEX_SIZE = "staticIndexSize";
144 String STATIC_INDEX_SIZE_DESC = "Uncompressed size of the static indexes.";
145 String STATIC_BLOOM_SIZE = "staticBloomSize";
146 String STATIC_BLOOM_SIZE_DESC =
147 "Uncompressed size of the static bloom filters.";
148 String NUMBER_OF_MUTATIONS_WITHOUT_WAL = "mutationsWithoutWALCount";
149 String NUMBER_OF_MUTATIONS_WITHOUT_WAL_DESC =
150 "Number of mutations that have been sent by clients with the write ahead logging turned off.";
151 String DATA_SIZE_WITHOUT_WAL = "mutationsWithoutWALSize";
152 String DATA_SIZE_WITHOUT_WAL_DESC =
153 "Size of data that has been sent by clients with the write ahead logging turned off.";
154 String PERCENT_FILES_LOCAL = "percentFilesLocal";
155 String PERCENT_FILES_LOCAL_DESC =
156 "The percent of HFiles that are stored on the local hdfs data node.";
157 String COMPACTION_QUEUE_LENGTH = "compactionQueueLength";
158 String COMPACTION_QUEUE_LENGTH_DESC = "Length of the queue for compactions.";
159 String FLUSH_QUEUE_LENGTH = "flushQueueLength";
160 String FLUSH_QUEUE_LENGTH_DESC = "Length of the queue for region flushes";
161 String BLOCK_CACHE_FREE_SIZE = "blockCacheFreeSize";
162 String BLOCK_CACHE_FREE_DESC =
163 "Size of the block cache that is not occupied.";
164 String BLOCK_CACHE_COUNT = "blockCacheCount";
165 String BLOCK_CACHE_COUNT_DESC = "Number of block in the block cache.";
166 String BLOCK_CACHE_SIZE = "blockCacheSize";
167 String BLOCK_CACHE_SIZE_DESC = "Size of the block cache.";
168 String BLOCK_CACHE_HIT_COUNT = "blockCacheHitCount";
169 String BLOCK_CACHE_HIT_COUNT_DESC = "Count of the hit on the block cache.";
170 String BLOCK_CACHE_MISS_COUNT = "blockCacheMissCount";
171 String BLOCK_COUNT_MISS_COUNT_DESC =
172 "Number of requests for a block that missed the block cache.";
173 String BLOCK_CACHE_EVICTION_COUNT = "blockCacheEvictionCount";
174 String BLOCK_CACHE_EVICTION_COUNT_DESC =
175 "Count of the number of blocks evicted from the block cache.";
176 String BLOCK_CACHE_HIT_PERCENT = "blockCountHitPercent";
177 String BLOCK_CACHE_HIT_PERCENT_DESC =
178 "Percent of block cache requests that are hits";
179 String BLOCK_CACHE_EXPRESS_HIT_PERCENT = "blockCacheExpressHitPercent";
180 String BLOCK_CACHE_EXPRESS_HIT_PERCENT_DESC =
181 "The percent of the time that requests with the cache turned on hit the cache.";
182 String RS_START_TIME_NAME = "regionServerStartTime";
183 String ZOOKEEPER_QUORUM_NAME = "zookeeperQuorum";
184 String SERVER_NAME_NAME = "serverName";
185 String CLUSTER_ID_NAME = "clusterId";
186 String RS_START_TIME_DESC = "RegionServer Start Time";
187 String ZOOKEEPER_QUORUM_DESC = "Zookeeper Quorum";
188 String SERVER_NAME_DESC = "Server Name";
189 String CLUSTER_ID_DESC = "Cluster Id";
190 String UPDATES_BLOCKED_TIME = "updatesBlockedTime";
191 String UPDATES_BLOCKED_DESC =
192 "Number of MS updates have been blocked so that the memstore can be flushed.";
193 String DELETE_KEY = "delete";
194 String GET_KEY = "get";
195 String INCREMENT_KEY = "increment";
196 String MUTATE_KEY = "mutate";
197 String APPEND_KEY = "append";
198 String REPLAY_KEY = "replay";
199 String SCAN_NEXT_KEY = "scanNext";
200 String SLOW_MUTATE_KEY = "slowPutCount";
201 String SLOW_GET_KEY = "slowGetCount";
202 String SLOW_DELETE_KEY = "slowDeleteCount";
203 String SLOW_INCREMENT_KEY = "slowIncrementCount";
204 String SLOW_APPEND_KEY = "slowAppendCount";
205 String SLOW_MUTATE_DESC =
206 "The number of Multis that took over 1000ms to complete";
207 String SLOW_DELETE_DESC =
208 "The number of Deletes that took over 1000ms to complete";
209 String SLOW_GET_DESC = "The number of Gets that took over 1000ms to complete";
210 String SLOW_INCREMENT_DESC =
211 "The number of Increments that took over 1000ms to complete";
212 String SLOW_APPEND_DESC =
213 "The number of Appends that took over 1000ms to complete";
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216 }