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18 package org.apache.hadoop.hbase;
19
20 import static org.apache.hadoop.hbase.io.hfile.BlockType.MAGIC_LENGTH;
21
22 import java.nio.ByteBuffer;
23 import java.nio.charset.Charset;
24 import java.util.Arrays;
25 import java.util.Collections;
26 import java.util.List;
27 import java.util.UUID;
28 import java.util.regex.Pattern;
29
30 import org.apache.commons.lang.ArrayUtils;
31 import org.apache.hadoop.hbase.classification.InterfaceAudience;
32 import org.apache.hadoop.hbase.classification.InterfaceStability;
33 import org.apache.hadoop.hbase.util.Bytes;
34
35
36
37
38 @InterfaceAudience.Public
39 @InterfaceStability.Stable
40 public final class HConstants {
41
42
43
44
45 public static final String UTF8_ENCODING = "UTF-8";
46
47
48
49 public static final Charset UTF8_CHARSET = Charset.forName(UTF8_ENCODING);
50
51
52
53 public final static int DEFAULT_BLOCKSIZE = 64 * 1024;
54
55
56 public final static int INDEX_KEY_MAGIC = -2;
57
58
59
60
61 public static final String RECOVERED_EDITS_DIR = "recovered.edits";
62
63
64
65 public static final byte[] RPC_HEADER = new byte[] { 'H', 'B', 'a', 's' };
66 public static final byte RPC_CURRENT_VERSION = 0;
67
68
69
70
71 public static final int HFILEBLOCK_HEADER_SIZE_NO_CHECKSUM = MAGIC_LENGTH + 2 * Bytes.SIZEOF_INT
72 + Bytes.SIZEOF_LONG;
73
74
75
76
77 public static final int HFILEBLOCK_HEADER_SIZE = HFILEBLOCK_HEADER_SIZE_NO_CHECKSUM +
78 Bytes.SIZEOF_BYTE + 2 * Bytes.SIZEOF_INT;
79
80 public static final byte[] HFILEBLOCK_DUMMY_HEADER = new byte[HFILEBLOCK_HEADER_SIZE];
81
82
83
84
85
86
87 @InterfaceAudience.Private
88 public enum OperationStatusCode {
89 NOT_RUN,
90 SUCCESS,
91 BAD_FAMILY,
92 SANITY_CHECK_FAILURE,
93 FAILURE;
94 }
95
96
97 public static final Long ZERO_L = Long.valueOf(0L);
98 public static final String NINES = "99999999999999";
99 public static final String ZEROES = "00000000000000";
100
101
102
103
104 public static final String VERSION_FILE_NAME = "hbase.version";
105
106
107
108
109
110
111
112
113
114
115 public static final String FILE_SYSTEM_VERSION = "8";
116
117
118
119
120
121
122 public static final String CLUSTER_DISTRIBUTED = "hbase.cluster.distributed";
123
124
125 public static final String HBASE_MASTER_LOADBALANCER_CLASS = "hbase.master.loadbalancer.class";
126
127
128 public static final String HBASE_MASTER_LOADBALANCE_BYTABLE = "hbase.master.loadbalance.bytable";
129
130
131 public static final String ENSEMBLE_TABLE_NAME = "hbase:ensemble";
132
133
134 public static final String HBASE_MASTER_NORMALIZER_CLASS =
135 "hbase.master.normalizer.class";
136
137
138 public static final String HBASE_NORMALIZER_ENABLED =
139 "hbase.normalizer.enabled";
140
141
142 public static final boolean CLUSTER_IS_LOCAL = false;
143
144
145 public static final boolean CLUSTER_IS_DISTRIBUTED = true;
146
147
148 public static final boolean DEFAULT_CLUSTER_DISTRIBUTED = CLUSTER_IS_LOCAL;
149
150
151 public static final String DEFAULT_HOST = "0.0.0.0";
152
153
154 public static final String MASTER_PORT = "hbase.master.port";
155
156
157 public static final int DEFAULT_MASTER_PORT = 16000;
158
159
160 public static final int DEFAULT_MASTER_INFOPORT = 16010;
161
162
163 public static final String MASTER_INFO_PORT = "hbase.master.info.port";
164
165
166 public static final String MASTER_TYPE_BACKUP = "hbase.master.backup";
167
168
169 public static final boolean DEFAULT_MASTER_TYPE_BACKUP = false;
170
171
172 public static final String ZOOKEEPER_QUORUM = "hbase.zookeeper.quorum";
173
174
175 public static final String ZOOKEEPER_CONFIG_NAME = "zoo.cfg";
176
177
178 public static final String ZK_CFG_PROPERTY_PREFIX =
179 "hbase.zookeeper.property.";
180
181 public static final int ZK_CFG_PROPERTY_PREFIX_LEN =
182 ZK_CFG_PROPERTY_PREFIX.length();
183
184
185
186
187
188 public static final String CLIENT_PORT_STR = "clientPort";
189
190
191 public static final String ZOOKEEPER_CLIENT_PORT =
192 ZK_CFG_PROPERTY_PREFIX + CLIENT_PORT_STR;
193
194
195 public static final int DEFAULT_ZOOKEPER_CLIENT_PORT = 2181;
196
197
198 public static final String ZOOKEEPER_RECOVERABLE_WAITTIME = "hbase.zookeeper.recoverable.waittime";
199
200
201 public static final long DEFAULT_ZOOKEPER_RECOVERABLE_WAITIME = 10000;
202
203
204 public static final String ZOOKEEPER_ZNODE_PARENT = "zookeeper.znode.parent";
205
206 public static final String DEFAULT_ZOOKEEPER_ZNODE_PARENT = "/hbase";
207
208
209
210
211
212 public static final String ZOOKEEPER_MAX_CLIENT_CNXNS =
213 ZK_CFG_PROPERTY_PREFIX + "maxClientCnxns";
214
215
216 public static final String ZOOKEEPER_DATA_DIR =
217 ZK_CFG_PROPERTY_PREFIX + "dataDir";
218
219
220 public static final String ZOOKEEPER_TICK_TIME =
221 ZK_CFG_PROPERTY_PREFIX + "tickTime";
222
223
224 public static final int DEFAULT_ZOOKEPER_MAX_CLIENT_CNXNS = 300;
225
226
227 public static final String ZK_SESSION_TIMEOUT = "zookeeper.session.timeout";
228
229
230 public static final int DEFAULT_ZK_SESSION_TIMEOUT = 180 * 1000;
231
232
233 public static final String ZOOKEEPER_USEMULTI = "hbase.zookeeper.useMulti";
234
235
236 public static final String REGIONSERVER_PORT = "hbase.regionserver.port";
237
238
239 public static final int DEFAULT_REGIONSERVER_PORT = 16020;
240
241
242 public static final int DEFAULT_REGIONSERVER_INFOPORT = 16030;
243
244
245 public static final String REGIONSERVER_INFO_PORT =
246 "hbase.regionserver.info.port";
247
248
249 public static final String REGIONSERVER_INFO_PORT_AUTO =
250 REGIONSERVER_INFO_PORT + ".auto";
251
252
253 public static final String REGION_SERVER_IMPL= "hbase.regionserver.impl";
254
255
256 public static final String MASTER_IMPL= "hbase.master.impl";
257
258
259 public static final String HBASECLIENT_IMPL= "hbase.hbaseclient.impl";
260
261
262 public static final String THREAD_WAKE_FREQUENCY = "hbase.server.thread.wakefrequency";
263
264
265 public static final int DEFAULT_THREAD_WAKE_FREQUENCY = 10 * 1000;
266
267
268 public static final String VERSION_FILE_WRITE_ATTEMPTS = "hbase.server.versionfile.writeattempts";
269
270
271 public static final int DEFAULT_VERSION_FILE_WRITE_ATTEMPTS = 3;
272
273
274 public static final String MAJOR_COMPACTION_PERIOD = "hbase.hregion.majorcompaction";
275
276
277 public static final String COMPACTION_KV_MAX = "hbase.hstore.compaction.kv.max";
278 public static final int COMPACTION_KV_MAX_DEFAULT = 10;
279
280
281 public static final String HBASE_DIR = "hbase.rootdir";
282
283
284 public static final String HBASE_CLIENT_IPC_POOL_TYPE = "hbase.client.ipc.pool.type";
285
286
287 public static final String HBASE_CLIENT_IPC_POOL_SIZE = "hbase.client.ipc.pool.size";
288
289
290 public static final String HBASE_CLIENT_OPERATION_TIMEOUT = "hbase.client.operation.timeout";
291
292
293 public static final String HBASE_CLIENT_META_OPERATION_TIMEOUT =
294 "hbase.client.meta.operation.timeout";
295
296
297 public static final int DEFAULT_HBASE_CLIENT_OPERATION_TIMEOUT = 1200000;
298
299
300 public static final String HBASE_CLIENT_MEAT_REPLICA_SCAN_TIMEOUT =
301 "hbase.client.meta.replica.scan.timeout";
302
303
304 public static final int HBASE_CLIENT_MEAT_REPLICA_SCAN_TIMEOUT_DEFAULT = 1000000;
305
306
307 public static final String HBASE_CLIENT_META_REPLICA_SCAN_TIMEOUT =
308 "hbase.client.meta.replica.scan.timeout";
309
310
311 public static final int HBASE_CLIENT_META_REPLICA_SCAN_TIMEOUT_DEFAULT = 1000000;
312
313
314 public static final String HREGION_LOGDIR_NAME = "WALs";
315
316
317 public static final String SPLIT_LOGDIR_NAME = "splitWAL";
318
319
320 public static final String HREGION_OLDLOGDIR_NAME = "oldWALs";
321
322 public static final String CORRUPT_DIR_NAME = "corrupt";
323
324
325 public static final String HBCK_SIDELINEDIR_NAME = ".hbck";
326
327
328 public static final String MIGRATION_NAME = ".migration";
329
330
331
332
333
334
335 public static final String LIB_DIR = "lib";
336
337
338 public static final String HREGION_COMPACTIONDIR_NAME = "compaction.dir";
339
340
341 public static final String HREGION_MAX_FILESIZE =
342 "hbase.hregion.max.filesize";
343
344
345 public static final long DEFAULT_MAX_FILE_SIZE = 10 * 1024 * 1024 * 1024L;
346
347
348
349
350 public static final String TABLE_MAX_ROWSIZE_KEY = "hbase.table.max.rowsize";
351
352
353
354
355 public static final long TABLE_MAX_ROWSIZE_DEFAULT = 1024 * 1024 * 1024L;
356
357
358
359
360
361 public static final String HSTORE_OPEN_AND_CLOSE_THREADS_MAX =
362 "hbase.hstore.open.and.close.threads.max";
363
364
365
366
367
368 public static final int DEFAULT_HSTORE_OPEN_AND_CLOSE_THREADS_MAX = 1;
369
370
371
372
373
374
375 public static final String HREGION_MEMSTORE_BLOCK_MULTIPLIER =
376 "hbase.hregion.memstore.block.multiplier";
377
378
379
380
381 public static final int DEFAULT_HREGION_MEMSTORE_BLOCK_MULTIPLIER = 4;
382
383
384 public static final String HREGION_MEMSTORE_FLUSH_SIZE =
385 "hbase.hregion.memstore.flush.size";
386
387 public static final String HREGION_EDITS_REPLAY_SKIP_ERRORS =
388 "hbase.hregion.edits.replay.skip.errors";
389
390 public static final boolean DEFAULT_HREGION_EDITS_REPLAY_SKIP_ERRORS =
391 false;
392
393
394 public static final int MAXIMUM_VALUE_LENGTH = Integer.MAX_VALUE - 1;
395
396
397 public static final String CLUSTER_ID_FILE_NAME = "hbase.id";
398
399
400 public static final String CLUSTER_ID_DEFAULT = "default-cluster";
401
402
403 public static final String KEEP_SEQID_PERIOD = "hbase.hstore.compaction.keep.seqId.period";
404
405 public static final int MIN_KEEP_SEQID_PERIOD = 5;
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429 @Deprecated
430 public static final byte[] META_TABLE_NAME = TableName.META_TABLE_NAME.getName();
431
432 public static final String BASE_NAMESPACE_DIR = "data";
433
434
435 public static final int META_ROW_DELIMITER = ',';
436
437
438 public static final String CATALOG_FAMILY_STR = "info";
439
440
441 public static final byte [] CATALOG_FAMILY = Bytes.toBytes(CATALOG_FAMILY_STR);
442
443
444 public static final String REGIONINFO_QUALIFIER_STR = "regioninfo";
445
446
447 public static final byte [] REGIONINFO_QUALIFIER = Bytes.toBytes(REGIONINFO_QUALIFIER_STR);
448
449
450 public static final String SERVER_QUALIFIER_STR = "server";
451
452 public static final byte [] SERVER_QUALIFIER = Bytes.toBytes(SERVER_QUALIFIER_STR);
453
454
455 public static final String STARTCODE_QUALIFIER_STR = "serverstartcode";
456
457 public static final byte [] STARTCODE_QUALIFIER = Bytes.toBytes(STARTCODE_QUALIFIER_STR);
458
459
460 public static final String SEQNUM_QUALIFIER_STR = "seqnumDuringOpen";
461
462 public static final byte [] SEQNUM_QUALIFIER = Bytes.toBytes(SEQNUM_QUALIFIER_STR);
463
464
465 public static final String STATE_QUALIFIER_STR = "state";
466
467 public static final byte [] STATE_QUALIFIER = Bytes.toBytes(STATE_QUALIFIER_STR);
468
469
470
471
472
473
474 public static final String SERVERNAME_QUALIFIER_STR = "sn";
475
476 public static final byte [] SERVERNAME_QUALIFIER = Bytes.toBytes(SERVERNAME_QUALIFIER_STR);
477
478
479 public static final byte [] SPLITA_QUALIFIER = Bytes.toBytes("splitA");
480
481
482 public static final byte [] SPLITB_QUALIFIER = Bytes.toBytes("splitB");
483
484
485 public static final byte[] MERGEA_QUALIFIER = Bytes.toBytes("mergeA");
486
487
488 public static final byte[] MERGEB_QUALIFIER = Bytes.toBytes("mergeB");
489
490
491
492
493
494
495 public static final byte [] META_VERSION_QUALIFIER = Bytes.toBytes("v");
496
497
498
499
500
501
502
503
504
505
506
507 public static final short META_VERSION = 1;
508
509
510
511
512
513
514 public static final byte [] EMPTY_BYTE_ARRAY = new byte [0];
515
516
517
518
519 public static final byte [] EMPTY_START_ROW = EMPTY_BYTE_ARRAY;
520
521
522
523
524 public static final byte [] EMPTY_END_ROW = EMPTY_START_ROW;
525
526
527
528
529
530 public static final byte [] LAST_ROW = EMPTY_BYTE_ARRAY;
531
532
533
534
535 public static final int MAX_ROW_LENGTH = Short.MAX_VALUE;
536
537
538
539
540
541
542 public static final long LATEST_TIMESTAMP = Long.MAX_VALUE;
543
544
545
546
547 public static final long OLDEST_TIMESTAMP = Long.MIN_VALUE;
548
549
550
551
552 public static final byte [] LATEST_TIMESTAMP_BYTES = {
553
554 (byte) (LATEST_TIMESTAMP >>> 56),
555 (byte) (LATEST_TIMESTAMP >>> 48),
556 (byte) (LATEST_TIMESTAMP >>> 40),
557 (byte) (LATEST_TIMESTAMP >>> 32),
558 (byte) (LATEST_TIMESTAMP >>> 24),
559 (byte) (LATEST_TIMESTAMP >>> 16),
560 (byte) (LATEST_TIMESTAMP >>> 8),
561 (byte) LATEST_TIMESTAMP,
562 };
563
564
565
566
567 public static final int ALL_VERSIONS = Integer.MAX_VALUE;
568
569
570
571
572
573 public static final int FOREVER = Integer.MAX_VALUE;
574
575
576
577
578 public static final int WEEK_IN_SECONDS = 7 * 24 * 3600;
579
580
581
582
583 public static final int DAY_IN_SECONDS = 24 * 60 * 60;
584 public static final int HOUR_IN_SECONDS = 60 * 60;
585 public static final int MINUTE_IN_SECONDS = 60;
586
587
588
589
590
591 public static final String NAME = "NAME";
592 public static final String VERSIONS = "VERSIONS";
593 public static final String IN_MEMORY = "IN_MEMORY";
594 public static final String METADATA = "METADATA";
595 public static final String CONFIGURATION = "CONFIGURATION";
596
597
598
599
600
601
602
603
604
605 public static final int RETRY_BACKOFF[] = {1, 2, 3, 5, 10, 20, 40, 100, 100, 100, 100, 200, 200};
606
607 public static final String REGION_IMPL = "hbase.hregion.impl";
608
609
610 @InterfaceAudience.Private
611 public static enum Modify {
612 CLOSE_REGION,
613 TABLE_COMPACT,
614 TABLE_FLUSH,
615 TABLE_MAJOR_COMPACT,
616 TABLE_SET_HTD,
617 TABLE_SPLIT
618 }
619
620
621
622
623
624 public static final int REPLICATION_SCOPE_LOCAL = 0;
625
626
627
628
629
630 public static final int REPLICATION_SCOPE_GLOBAL = 1;
631
632
633
634
635
636 public static final UUID DEFAULT_CLUSTER_ID = new UUID(0L,0L);
637
638
639
640
641
642 public static final String HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE_KEY =
643 "hbase.client.scanner.max.result.size";
644
645
646
647
648
649 public static final String HBASE_SERVER_SCANNER_MAX_RESULT_SIZE_KEY =
650 "hbase.server.scanner.max.result.size";
651
652
653
654
655
656
657
658
659 public static final long DEFAULT_HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE = 2 * 1024 * 1024;
660
661
662
663
664
665
666
667
668
669 public static final long DEFAULT_HBASE_SERVER_SCANNER_MAX_RESULT_SIZE = 100 * 1024 * 1024;
670
671
672
673
674
675 public static final String HBASE_CLIENT_PAUSE = "hbase.client.pause";
676
677
678
679
680 public static final long DEFAULT_HBASE_CLIENT_PAUSE = 100;
681
682
683
684
685 public static final String HBASE_CLIENT_MAX_TOTAL_TASKS = "hbase.client.max.total.tasks";
686
687
688
689
690 public static final int DEFAULT_HBASE_CLIENT_MAX_TOTAL_TASKS = 100;
691
692
693
694
695
696 public static final String HBASE_CLIENT_MAX_PERSERVER_TASKS = "hbase.client.max.perserver.tasks";
697
698
699
700
701 public static final int DEFAULT_HBASE_CLIENT_MAX_PERSERVER_TASKS = 2;
702
703
704
705
706
707 public static final String HBASE_CLIENT_MAX_PERREGION_TASKS = "hbase.client.max.perregion.tasks";
708
709
710
711
712 public static final int DEFAULT_HBASE_CLIENT_MAX_PERREGION_TASKS = 1;
713
714
715
716
717
718 public static final String HBASE_SERVER_PAUSE = "hbase.server.pause";
719
720
721
722
723 public static final int DEFAULT_HBASE_SERVER_PAUSE = 1000;
724
725
726
727
728
729
730 public static final String HBASE_CLIENT_RETRIES_NUMBER = "hbase.client.retries.number";
731
732
733
734
735 public static final int DEFAULT_HBASE_CLIENT_RETRIES_NUMBER = 31;
736
737
738
739
740 public static final String HBASE_CLIENT_SCANNER_CACHING = "hbase.client.scanner.caching";
741
742
743
744
745 public static final int DEFAULT_HBASE_CLIENT_SCANNER_CACHING = Integer.MAX_VALUE;
746
747
748
749
750 public static String HBASE_META_VERSIONS = "hbase.meta.versions";
751
752
753
754
755 public static int DEFAULT_HBASE_META_VERSIONS = 10;
756
757
758
759
760 public static String HBASE_META_BLOCK_SIZE = "hbase.meta.blocksize";
761
762
763
764
765 public static int DEFAULT_HBASE_META_BLOCK_SIZE = 8 * 1024;
766
767
768
769
770
771
772
773 public static final String HBASE_META_SCANNER_CACHING = "hbase.meta.scanner.caching";
774
775
776
777
778 public static final int DEFAULT_HBASE_META_SCANNER_CACHING = 100;
779
780
781
782
783
784
785
786
787
788
789 public static final String HBASE_CLIENT_INSTANCE_ID = "hbase.client.instance.id";
790
791
792
793
794 public static final String HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD = "hbase.client.scanner.timeout.period";
795
796
797
798
799
800 @Deprecated
801 public static final String HBASE_REGIONSERVER_LEASE_PERIOD_KEY =
802 "hbase.regionserver.lease.period";
803
804
805
806
807 public static final int DEFAULT_HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD = 60000;
808
809
810
811
812 public static final String HBASE_RPC_TIMEOUT_KEY = "hbase.rpc.timeout";
813
814
815
816
817 public static final int DEFAULT_HBASE_RPC_TIMEOUT = 60000;
818
819
820
821
822 public static final String HBASE_RPC_SHORTOPERATION_TIMEOUT_KEY = "hbase.rpc.shortoperation.timeout";
823
824
825
826
827 public static final int DEFAULT_HBASE_RPC_SHORTOPERATION_TIMEOUT = 10000;
828
829
830
831
832 public static final long NO_SEQNUM = -1;
833
834
835
836
837
838 public static final String
839 REPLICATION_ENABLE_KEY = "hbase.replication";
840 public static final boolean
841 REPLICATION_ENABLE_DEFAULT = true;
842 public static final String
843 REPLICATION_SOURCE_SERVICE_CLASSNAME = "hbase.replication.source.service";
844 public static final String
845 REPLICATION_SINK_SERVICE_CLASSNAME = "hbase.replication.sink.service";
846 public static final String REPLICATION_SERVICE_CLASSNAME_DEFAULT =
847 "org.apache.hadoop.hbase.replication.regionserver.Replication";
848 public static final String REPLICATION_BULKLOAD_ENABLE_KEY = "hbase.replication.bulkload.enabled";
849 public static final boolean REPLICATION_BULKLOAD_ENABLE_DEFAULT = false;
850
851 public static final String REPLICATION_CLUSTER_ID = "hbase.replication.cluster.id";
852
853
854
855
856 public static final String REPLICATION_CONF_DIR = "hbase.replication.conf.dir";
857
858
859 public static final String BULKLOAD_MAX_RETRIES_NUMBER = "hbase.bulkload.retries.number";
860
861
862 public static final String HBCK_CODE_NAME = "HBCKServerName";
863
864 public static final String KEY_FOR_HOSTNAME_SEEN_BY_MASTER =
865 "hbase.regionserver.hostname.seen.by.master";
866
867 public static final String HBASE_MASTER_LOGCLEANER_PLUGINS =
868 "hbase.master.logcleaner.plugins";
869
870 public static final String HBASE_REGION_SPLIT_POLICY_KEY =
871 "hbase.regionserver.region.split.policy";
872
873
874 public static final String HBASE_RS_NONCES_ENABLED = "hbase.regionserver.nonces.enabled";
875
876
877
878
879 public static final String HFILE_BLOCK_CACHE_SIZE_KEY =
880 "hfile.block.cache.size";
881
882 public static final float HFILE_BLOCK_CACHE_SIZE_DEFAULT = 0.4f;
883
884
885
886
887 public static final float HBASE_CLUSTER_MINIMUM_MEMORY_THRESHOLD = 0.2f;
888
889 public static final Pattern CP_HTD_ATTR_KEY_PATTERN = Pattern.compile
890 ("^coprocessor\\$([0-9]+)$", Pattern.CASE_INSENSITIVE);
891 public static final Pattern CP_HTD_ATTR_VALUE_PATTERN =
892 Pattern.compile("(^[^\\|]*)\\|([^\\|]+)\\|[\\s]*([\\d]*)[\\s]*(\\|.*)?$");
893
894 public static final String CP_HTD_ATTR_VALUE_PARAM_KEY_PATTERN = "[^=,]+";
895 public static final String CP_HTD_ATTR_VALUE_PARAM_VALUE_PATTERN = "[^,]+";
896 public static final Pattern CP_HTD_ATTR_VALUE_PARAM_PATTERN = Pattern.compile(
897 "(" + CP_HTD_ATTR_VALUE_PARAM_KEY_PATTERN + ")=(" +
898 CP_HTD_ATTR_VALUE_PARAM_VALUE_PATTERN + "),?");
899
900
901 public static final int SOCKET_RETRY_WAIT_MS = 200;
902
903
904 public static final String LOCALHOST = "localhost";
905
906
907
908
909
910
911
912
913
914
915
916
917 public static final String HBASE_CHECKSUM_VERIFICATION =
918 "hbase.regionserver.checksum.verify";
919
920 public static final String LOCALHOST_IP = "127.0.0.1";
921
922
923 public static final String DISTRIBUTED_LOG_REPLAY_KEY = "hbase.master.distributed.log.replay";
924 public static final boolean DEFAULT_DISTRIBUTED_LOG_REPLAY_CONFIG = false;
925
926 public static final String DISALLOW_WRITES_IN_RECOVERING =
927 "hbase.regionserver.disallow.writes.when.recovering";
928 public static final boolean DEFAULT_DISALLOW_WRITES_IN_RECOVERING_CONFIG = false;
929
930 public static final String REGION_SERVER_HANDLER_COUNT = "hbase.regionserver.handler.count";
931 public static final int DEFAULT_REGION_SERVER_HANDLER_COUNT = 30;
932
933
934
935
936
937
938
939
940 public static final String REGION_SERVER_HANDLER_ABORT_ON_ERROR_PERCENT =
941 "hbase.regionserver.handler.abort.on.error.percent";
942 public static final double DEFAULT_REGION_SERVER_HANDLER_ABORT_ON_ERROR_PERCENT = 0.5;
943
944
945 public static final String REGION_SERVER_HIGH_PRIORITY_HANDLER_COUNT =
946 "hbase.regionserver.metahandler.count";
947 public static final int DEFAULT_REGION_SERVER_HIGH_PRIORITY_HANDLER_COUNT = 20;
948
949 public static final String REGION_SERVER_REPLICATION_HANDLER_COUNT =
950 "hbase.regionserver.replication.handler.count";
951 public static final int DEFAULT_REGION_SERVER_REPLICATION_HANDLER_COUNT = 3;
952
953 public static final String MASTER_HANDLER_COUNT = "hbase.master.handler.count";
954 public static final int DEFAULT_MASTER_HANLDER_COUNT = 25;
955
956
957 public static final String LOG_REPLAY_WAIT_REGION_TIMEOUT =
958 "hbase.master.log.replay.wait.region.timeout";
959
960
961 public static final String USE_META_REPLICAS = "hbase.meta.replicas.use";
962 public static final boolean DEFAULT_USE_META_REPLICAS = false;
963 public static final String META_REPLICAS_NUM = "hbase.meta.replica.count";
964 public static final int DEFAULT_META_REPLICA_NUM = 1;
965
966
967
968
969
970 public static final String BYTES_PER_CHECKSUM =
971 "hbase.hstore.bytes.per.checksum";
972
973
974
975
976
977
978 public static final String CHECKSUM_TYPE_NAME =
979 "hbase.hstore.checksum.algorithm";
980
981
982 public static final String ENABLE_DATA_FILE_UMASK = "hbase.data.umask.enable";
983
984 public static final String DATA_FILE_UMASK_KEY = "hbase.data.umask";
985
986
987 public static final String ENABLE_WAL_COMPRESSION =
988 "hbase.regionserver.wal.enablecompression";
989
990
991
992
993
994
995
996
997 public static final String WAL_STORAGE_POLICY = "hbase.wal.storage.policy";
998 public static final String DEFAULT_WAL_STORAGE_POLICY = "NONE";
999
1000
1001 public static final String METRICS_RIT_STUCK_WARNING_THRESHOLD="hbase.metrics.rit.stuck.warning.threshold";
1002
1003 public static final String LOAD_BALANCER_SLOP_KEY = "hbase.regions.slop";
1004
1005
1006
1007
1008
1009 public static final Cell NO_NEXT_INDEXED_KEY = new KeyValue();
1010
1011 public static final int DELIMITER = ',';
1012 public static final String HBASE_CONFIG_READ_ZOOKEEPER_CONFIG =
1013 "hbase.config.read.zookeeper.config";
1014 public static final boolean DEFAULT_HBASE_CONFIG_READ_ZOOKEEPER_CONFIG =
1015 false;
1016
1017
1018
1019
1020
1021
1022
1023 public static final int NORMAL_QOS = 0;
1024 public static final int QOS_THRESHOLD = 10;
1025 public static final int HIGH_QOS = 200;
1026 public static final int REPLICATION_QOS = 5;
1027 public static final int REPLAY_QOS = 6;
1028 public static final int ADMIN_QOS = 100;
1029 public static final int SYSTEMTABLE_QOS = HIGH_QOS;
1030
1031
1032 public static final String HFILE_ARCHIVE_DIRECTORY = "archive";
1033
1034
1035
1036
1037
1038
1039 public static final String SNAPSHOT_DIR_NAME = ".hbase-snapshot";
1040
1041
1042 public static final String OLD_SNAPSHOT_DIR_NAME = ".snapshot";
1043
1044
1045 public static final String HBASE_TEMP_DIRECTORY = ".tmp";
1046
1047
1048
1049 public static final String REGIONSERVER_METRICS_PERIOD = "hbase.regionserver.metrics.period";
1050 public static final long DEFAULT_REGIONSERVER_METRICS_PERIOD = 5000;
1051
1052 public static final List<String> HBASE_NON_TABLE_DIRS =
1053 Collections.unmodifiableList(Arrays.asList(new String[] {
1054 HBCK_SIDELINEDIR_NAME, HBASE_TEMP_DIRECTORY, MIGRATION_NAME
1055 }));
1056
1057
1058 public static final List<String> HBASE_NON_USER_TABLE_DIRS =
1059 Collections.unmodifiableList(Arrays.asList((String[])ArrayUtils.addAll(
1060 new String[] { TableName.META_TABLE_NAME.getNameAsString() },
1061 HBASE_NON_TABLE_DIRS.toArray())));
1062
1063
1064 public static final String HEALTH_SCRIPT_LOC = "hbase.node.health.script.location";
1065 public static final String HEALTH_SCRIPT_TIMEOUT = "hbase.node.health.script.timeout";
1066 public static final String HEALTH_CHORE_WAKE_FREQ =
1067 "hbase.node.health.script.frequency";
1068 public static final long DEFAULT_HEALTH_SCRIPT_TIMEOUT = 60000;
1069
1070
1071
1072 public static final String HEALTH_FAILURE_THRESHOLD =
1073 "hbase.node.health.failure.threshold";
1074 public static final int DEFAULT_HEALTH_FAILURE_THRESHOLD = 3;
1075
1076
1077
1078
1079
1080
1081 public static final String STATUS_PUBLISHED = "hbase.status.published";
1082 public static final boolean STATUS_PUBLISHED_DEFAULT = false;
1083
1084
1085
1086
1087
1088
1089 public static final String STATUS_MULTICAST_ADDRESS = "hbase.status.multicast.address.ip";
1090 public static final String DEFAULT_STATUS_MULTICAST_ADDRESS = "226.1.1.3";
1091
1092
1093
1094
1095
1096
1097 public static final String STATUS_MULTICAST_BIND_ADDRESS = "hbase.status.multicast.bind.address.ip";
1098 public static final String DEFAULT_STATUS_MULTICAST_BIND_ADDRESS = "0.0.0.0";
1099
1100
1101
1102
1103 public static final String STATUS_MULTICAST_PORT = "hbase.status.multicast.address.port";
1104 public static final int DEFAULT_STATUS_MULTICAST_PORT = 16100;
1105
1106 public static final long NO_NONCE = 0;
1107
1108
1109 public static final String CIPHER_AES = "AES";
1110
1111
1112 public static final String CRYPTO_CIPHERPROVIDER_CONF_KEY = "hbase.crypto.cipherprovider";
1113
1114
1115 public static final String CRYPTO_KEYPROVIDER_CONF_KEY = "hbase.crypto.keyprovider";
1116
1117
1118 public static final String CRYPTO_KEYPROVIDER_PARAMETERS_KEY =
1119 "hbase.crypto.keyprovider.parameters";
1120
1121
1122 public static final String CRYPTO_MASTERKEY_NAME_CONF_KEY = "hbase.crypto.master.key.name";
1123
1124
1125 public static final String CRYPTO_MASTERKEY_ALTERNATE_NAME_CONF_KEY =
1126 "hbase.crypto.master.alternate.key.name";
1127
1128
1129 public static final String CRYPTO_WAL_ALGORITHM_CONF_KEY = "hbase.crypto.wal.algorithm";
1130
1131
1132 public static final String CRYPTO_WAL_KEY_NAME_CONF_KEY = "hbase.crypto.wal.key.name";
1133
1134
1135 public static final String CRYPTO_KEY_ALGORITHM_CONF_KEY = "hbase.crypto.key.algorithm";
1136
1137
1138 public static final String CRYPTO_ALTERNATE_KEY_ALGORITHM_CONF_KEY =
1139 "hbase.crypto.alternate.key.algorithm";
1140
1141
1142 public static final String ENABLE_WAL_ENCRYPTION = "hbase.regionserver.wal.encryption";
1143
1144
1145 public static final String RPC_CODEC_CONF_KEY = "hbase.client.rpc.codec";
1146
1147
1148 public static final String REPLICATION_CODEC_CONF_KEY = "hbase.replication.rpc.codec";
1149
1150
1151 public static final String HBASE_COORDINATED_STATE_MANAGER_CLASS =
1152 "hbase.coordinated.state.manager.class";
1153
1154
1155 public static final String HBASE_SPLITLOG_MANAGER_TIMEOUT = "hbase.splitlog.manager.timeout";
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171 public static final String BUCKET_CACHE_IOENGINE_KEY = "hbase.bucketcache.ioengine";
1172
1173
1174
1175
1176
1177 public static final String BUCKET_CACHE_SIZE_KEY = "hbase.bucketcache.size";
1178
1179
1180
1181
1182
1183
1184
1185 public static final String HBASE_CLIENT_FAST_FAIL_MODE_ENABLED =
1186 "hbase.client.fast.fail.mode.enabled";
1187
1188 public static final boolean HBASE_CLIENT_ENABLE_FAST_FAIL_MODE_DEFAULT =
1189 false;
1190
1191 public static final String HBASE_CLIENT_FAST_FAIL_THREASHOLD_MS =
1192 "hbase.client.fastfail.threshold";
1193
1194 public static final long HBASE_CLIENT_FAST_FAIL_THREASHOLD_MS_DEFAULT =
1195 60000;
1196
1197 public static final String HBASE_CLIENT_FAST_FAIL_CLEANUP_MS_DURATION_MS =
1198 "hbase.client.fast.fail.cleanup.duration";
1199
1200 public static final long HBASE_CLIENT_FAST_FAIL_CLEANUP_DURATION_MS_DEFAULT =
1201 600000;
1202
1203 public static final String HBASE_CLIENT_FAST_FAIL_INTERCEPTOR_IMPL =
1204 "hbase.client.fast.fail.interceptor.impl";
1205
1206
1207
1208 public static final String ENABLE_CLIENT_BACKPRESSURE = "hbase.client.backpressure.enabled";
1209 public static final boolean DEFAULT_ENABLE_CLIENT_BACKPRESSURE = false;
1210
1211 public static final String HEAP_OCCUPANCY_LOW_WATERMARK_KEY =
1212 "hbase.heap.occupancy.low_water_mark";
1213 public static final float DEFAULT_HEAP_OCCUPANCY_LOW_WATERMARK = 0.95f;
1214 public static final String HEAP_OCCUPANCY_HIGH_WATERMARK_KEY =
1215 "hbase.heap.occupancy.high_water_mark";
1216 public static final float DEFAULT_HEAP_OCCUPANCY_HIGH_WATERMARK = 0.98f;
1217
1218
1219
1220
1221
1222 public static final String REGION_SPLIT_THREADS_MAX =
1223 "hbase.regionserver.region.split.threads.max";
1224
1225
1226
1227
1228 public final static String BACKUP_ENABLE_KEY = "hbase.backup.enable";
1229 public final static boolean BACKUP_ENABLE_DEFAULT = false;
1230 public final static String BACKUP_SYSTEM_TTL_KEY = "hbase.backup.system.ttl";
1231 public final static int BACKUP_SYSTEM_TTL_DEFAULT = FOREVER;
1232
1233 private HConstants() {
1234
1235 }
1236 }