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16
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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 ByteBuffer RPC_HEADER = ByteBuffer.wrap("HBas".getBytes());
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 public enum OperationStatusCode {
88 NOT_RUN,
89 SUCCESS,
90 BAD_FAMILY,
91 SANITY_CHECK_FAILURE,
92 FAILURE;
93 }
94
95
96 public static final Long ZERO_L = Long.valueOf(0L);
97 public static final String NINES = "99999999999999";
98 public static final String ZEROES = "00000000000000";
99
100
101
102
103 public static final String VERSION_FILE_NAME = "hbase.version";
104
105
106
107
108
109
110
111
112
113
114 public static final String FILE_SYSTEM_VERSION = "8";
115
116
117
118
119
120
121 public static final String CLUSTER_DISTRIBUTED = "hbase.cluster.distributed";
122
123
124 public static final String HBASE_MASTER_LOADBALANCER_CLASS = "hbase.master.loadbalancer.class";
125
126
127 public static final boolean CLUSTER_IS_LOCAL = false;
128
129
130 public static final boolean CLUSTER_IS_DISTRIBUTED = true;
131
132
133 public static final boolean DEFAULT_CLUSTER_DISTRIBUTED = CLUSTER_IS_LOCAL;
134
135
136 public static final String DEFAULT_HOST = "0.0.0.0";
137
138
139 public static final String MASTER_PORT = "hbase.master.port";
140
141
142 public static final int DEFAULT_MASTER_PORT = 60000;
143
144
145 public static final int DEFAULT_MASTER_INFOPORT = 60010;
146
147
148 public static final String MASTER_INFO_PORT = "hbase.master.info.port";
149
150
151 public static final String MASTER_TYPE_BACKUP = "hbase.master.backup";
152
153
154 public static final boolean DEFAULT_MASTER_TYPE_BACKUP = false;
155
156
157 public static final String ZOOKEEPER_QUORUM = "hbase.zookeeper.quorum";
158
159
160 public static final String ZOOKEEPER_CONFIG_NAME = "zoo.cfg";
161
162
163 public static final String ZK_CFG_PROPERTY_PREFIX =
164 "hbase.zookeeper.property.";
165
166 public static final int ZK_CFG_PROPERTY_PREFIX_LEN =
167 ZK_CFG_PROPERTY_PREFIX.length();
168
169
170
171
172
173 public static final String CLIENT_PORT_STR = "clientPort";
174
175
176 public static final String ZOOKEEPER_CLIENT_PORT =
177 ZK_CFG_PROPERTY_PREFIX + CLIENT_PORT_STR;
178
179
180 public static final int DEFAULT_ZOOKEPER_CLIENT_PORT = 2181;
181
182
183 public static final String ZOOKEEPER_RECOVERABLE_WAITTIME = "hbase.zookeeper.recoverable.waittime";
184
185
186 public static final long DEFAULT_ZOOKEPER_RECOVERABLE_WAITIME = 10000;
187
188
189 public static final String ZOOKEEPER_ZNODE_PARENT = "zookeeper.znode.parent";
190
191 public static final String DEFAULT_ZOOKEEPER_ZNODE_PARENT = "/hbase";
192
193
194
195
196
197 public static final String ZOOKEEPER_MAX_CLIENT_CNXNS =
198 ZK_CFG_PROPERTY_PREFIX + "maxClientCnxns";
199
200
201 public static final String ZOOKEEPER_DATA_DIR =
202 ZK_CFG_PROPERTY_PREFIX + "dataDir";
203
204
205 public static final String ZOOKEEPER_TICK_TIME =
206 ZK_CFG_PROPERTY_PREFIX + "tickTime";
207
208
209 public static final int DEFAULT_ZOOKEPER_MAX_CLIENT_CNXNS = 300;
210
211
212 public static final String ZK_SESSION_TIMEOUT = "zookeeper.session.timeout";
213
214
215 public static final int DEFAULT_ZK_SESSION_TIMEOUT = 180 * 1000;
216
217
218 public static final String ZOOKEEPER_USEMULTI = "hbase.zookeeper.useMulti";
219
220
221 public static final String REGIONSERVER_PORT = "hbase.regionserver.port";
222
223
224 public static final int DEFAULT_REGIONSERVER_PORT = 60020;
225
226
227 public static final int DEFAULT_REGIONSERVER_INFOPORT = 60030;
228
229
230 public static final String REGIONSERVER_INFO_PORT =
231 "hbase.regionserver.info.port";
232
233
234 public static final String REGIONSERVER_INFO_PORT_AUTO =
235 REGIONSERVER_INFO_PORT + ".auto";
236
237
238 public static final String REGION_SERVER_IMPL= "hbase.regionserver.impl";
239
240
241 public static final String MASTER_IMPL= "hbase.master.impl";
242
243
244 public static final String HBASECLIENT_IMPL= "hbase.hbaseclient.impl";
245
246
247 public static final String THREAD_WAKE_FREQUENCY = "hbase.server.thread.wakefrequency";
248
249
250 public static final int DEFAULT_THREAD_WAKE_FREQUENCY = 10 * 1000;
251
252
253 public static final String VERSION_FILE_WRITE_ATTEMPTS = "hbase.server.versionfile.writeattempts";
254
255
256 public static final int DEFAULT_VERSION_FILE_WRITE_ATTEMPTS = 3;
257
258
259 public static final String MAJOR_COMPACTION_PERIOD = "hbase.hregion.majorcompaction";
260
261
262 public static final String COMPACTION_KV_MAX = "hbase.hstore.compaction.kv.max";
263 public static final int COMPACTION_KV_MAX_DEFAULT = 10;
264
265
266 public static final String HBASE_DIR = "hbase.rootdir";
267
268
269 public static final String HBASE_CLIENT_IPC_POOL_TYPE = "hbase.client.ipc.pool.type";
270
271
272 public static final String HBASE_CLIENT_IPC_POOL_SIZE = "hbase.client.ipc.pool.size";
273
274
275 public static final String HBASE_CLIENT_OPERATION_TIMEOUT = "hbase.client.operation.timeout";
276
277
278 public static final String HBASE_CLIENT_META_OPERATION_TIMEOUT =
279 "hbase.client.meta.operation.timeout";
280
281
282 public static final int DEFAULT_HBASE_CLIENT_OPERATION_TIMEOUT = 1200000;
283
284
285 public static final String HREGION_LOGDIR_NAME = "WALs";
286
287
288 public static final String SPLIT_LOGDIR_NAME = "splitWAL";
289
290
291 public static final String HREGION_OLDLOGDIR_NAME = "oldWALs";
292
293 public static final String CORRUPT_DIR_NAME = "corrupt";
294
295
296 public static final String HBCK_SIDELINEDIR_NAME = ".hbck";
297
298
299 public static final String MIGRATION_NAME = ".migration";
300
301
302
303
304
305
306 public static final String LIB_DIR = "lib";
307
308
309 public static final String HREGION_COMPACTIONDIR_NAME = "compaction.dir";
310
311
312 public static final String HREGION_MAX_FILESIZE =
313 "hbase.hregion.max.filesize";
314
315
316 public static final long DEFAULT_MAX_FILE_SIZE = 10 * 1024 * 1024 * 1024L;
317
318
319
320
321
322 public static final String HSTORE_OPEN_AND_CLOSE_THREADS_MAX =
323 "hbase.hstore.open.and.close.threads.max";
324
325
326
327
328
329 public static final int DEFAULT_HSTORE_OPEN_AND_CLOSE_THREADS_MAX = 1;
330
331
332
333
334
335
336 public static final String HREGION_MEMSTORE_BLOCK_MULTIPLIER =
337 "hbase.hregion.memstore.block.multiplier";
338
339
340
341
342 public static final int DEFAULT_HREGION_MEMSTORE_BLOCK_MULTIPLIER = 4;
343
344
345 public static final String HREGION_MEMSTORE_FLUSH_SIZE =
346 "hbase.hregion.memstore.flush.size";
347
348 public static final String HREGION_EDITS_REPLAY_SKIP_ERRORS =
349 "hbase.hregion.edits.replay.skip.errors";
350
351 public static final boolean DEFAULT_HREGION_EDITS_REPLAY_SKIP_ERRORS =
352 false;
353
354
355 public static final int MAXIMUM_VALUE_LENGTH = Integer.MAX_VALUE - 1;
356
357
358 public static final String CLUSTER_ID_FILE_NAME = "hbase.id";
359
360
361 public static final String CLUSTER_ID_DEFAULT = "default-cluster";
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385 @Deprecated
386 public static final byte[] META_TABLE_NAME = TableName.META_TABLE_NAME.getName();
387
388 public static final String BASE_NAMESPACE_DIR = "data";
389
390
391 public static final int META_ROW_DELIMITER = ',';
392
393
394 public static final String CATALOG_FAMILY_STR = "info";
395
396
397 public static final byte [] CATALOG_FAMILY = Bytes.toBytes(CATALOG_FAMILY_STR);
398
399
400 public static final String REGIONINFO_QUALIFIER_STR = "regioninfo";
401
402
403 public static final byte [] REGIONINFO_QUALIFIER = Bytes.toBytes(REGIONINFO_QUALIFIER_STR);
404
405
406 public static final byte [] SERVER_QUALIFIER = Bytes.toBytes("server");
407
408
409 public static final byte [] STARTCODE_QUALIFIER = Bytes.toBytes("serverstartcode");
410
411
412 public static final byte [] SEQNUM_QUALIFIER = Bytes.toBytes("seqnumDuringOpen");
413
414
415 public static final byte [] STATE_QUALIFIER = Bytes.toBytes("state");
416
417
418
419
420
421
422 public static final byte [] SERVERNAME_QUALIFIER = Bytes.toBytes("sn");
423
424
425 public static final byte [] SPLITA_QUALIFIER = Bytes.toBytes("splitA");
426
427
428 public static final byte [] SPLITB_QUALIFIER = Bytes.toBytes("splitB");
429
430
431 public static final byte[] MERGEA_QUALIFIER = Bytes.toBytes("mergeA");
432
433
434 public static final byte[] MERGEB_QUALIFIER = Bytes.toBytes("mergeB");
435
436
437
438
439
440
441 public static final byte [] META_VERSION_QUALIFIER = Bytes.toBytes("v");
442
443
444
445
446
447
448
449
450
451
452
453 public static final short META_VERSION = 1;
454
455
456
457
458
459
460 public static final byte [] EMPTY_BYTE_ARRAY = new byte [0];
461
462
463
464
465 public static final byte [] EMPTY_START_ROW = EMPTY_BYTE_ARRAY;
466
467
468
469
470 public static final byte [] EMPTY_END_ROW = EMPTY_START_ROW;
471
472
473
474
475
476 public static final byte [] LAST_ROW = EMPTY_BYTE_ARRAY;
477
478
479
480
481 public static final int MAX_ROW_LENGTH = Short.MAX_VALUE;
482
483
484
485
486
487
488 public static final long LATEST_TIMESTAMP = Long.MAX_VALUE;
489
490
491
492
493 public static final long OLDEST_TIMESTAMP = Long.MIN_VALUE;
494
495
496
497
498 public static final byte [] LATEST_TIMESTAMP_BYTES = {
499
500 (byte) (LATEST_TIMESTAMP >>> 56),
501 (byte) (LATEST_TIMESTAMP >>> 48),
502 (byte) (LATEST_TIMESTAMP >>> 40),
503 (byte) (LATEST_TIMESTAMP >>> 32),
504 (byte) (LATEST_TIMESTAMP >>> 24),
505 (byte) (LATEST_TIMESTAMP >>> 16),
506 (byte) (LATEST_TIMESTAMP >>> 8),
507 (byte) LATEST_TIMESTAMP,
508 };
509
510
511
512
513 public static final int ALL_VERSIONS = Integer.MAX_VALUE;
514
515
516
517
518
519 public static final int FOREVER = Integer.MAX_VALUE;
520
521
522
523
524 public static final int WEEK_IN_SECONDS = 7 * 24 * 3600;
525
526
527
528
529 public static final int DAY_IN_SECONDS = 24 * 60 * 60;
530 public static final int HOUR_IN_SECONDS = 60 * 60;
531 public static final int MINUTE_IN_SECONDS = 60;
532
533
534
535
536
537 public static final String NAME = "NAME";
538 public static final String VERSIONS = "VERSIONS";
539 public static final String IN_MEMORY = "IN_MEMORY";
540 public static final String METADATA = "METADATA";
541 public static final String CONFIGURATION = "CONFIGURATION";
542
543
544
545
546
547
548
549
550
551 public static final int RETRY_BACKOFF[] = {1, 2, 3, 5, 10, 20, 40, 100, 100, 100, 100, 200, 200};
552
553 public static final String REGION_IMPL = "hbase.hregion.impl";
554
555
556 public static enum Modify {
557 CLOSE_REGION,
558 TABLE_COMPACT,
559 TABLE_FLUSH,
560 TABLE_MAJOR_COMPACT,
561 TABLE_SET_HTD,
562 TABLE_SPLIT
563 }
564
565
566
567
568
569 public static final int REPLICATION_SCOPE_LOCAL = 0;
570
571
572
573
574
575 public static final int REPLICATION_SCOPE_GLOBAL = 1;
576
577
578
579
580
581 public static final UUID DEFAULT_CLUSTER_ID = new UUID(0L,0L);
582
583
584
585
586
587 public static final String HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE_KEY =
588 "hbase.client.scanner.max.result.size";
589
590
591
592
593
594 public static final String HBASE_SERVER_SCANNER_MAX_RESULT_SIZE_KEY =
595 "hbase.server.scanner.max.result.size";
596
597
598
599
600
601
602
603
604 public static final long DEFAULT_HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE = 2 * 1024 * 1024;
605
606
607
608
609
610
611
612
613
614 public static final long DEFAULT_HBASE_SERVER_SCANNER_MAX_RESULT_SIZE = Long.MAX_VALUE;
615
616
617
618
619
620 public static final String HBASE_CLIENT_PAUSE = "hbase.client.pause";
621
622
623
624
625 public static final long DEFAULT_HBASE_CLIENT_PAUSE = 100;
626
627
628
629
630 public static final String HBASE_CLIENT_MAX_TOTAL_TASKS = "hbase.client.max.total.tasks";
631
632
633
634
635 public static final int DEFAULT_HBASE_CLIENT_MAX_TOTAL_TASKS = 100;
636
637
638
639
640
641 public static final String HBASE_CLIENT_MAX_PERSERVER_TASKS = "hbase.client.max.perserver.tasks";
642
643
644
645
646 public static final int DEFAULT_HBASE_CLIENT_MAX_PERSERVER_TASKS = 2;
647
648
649
650
651
652 public static final String HBASE_CLIENT_MAX_PERREGION_TASKS = "hbase.client.max.perregion.tasks";
653
654
655
656
657 public static final int DEFAULT_HBASE_CLIENT_MAX_PERREGION_TASKS = 1;
658
659
660
661
662
663 public static final String HBASE_SERVER_PAUSE = "hbase.server.pause";
664
665
666
667
668 public static final int DEFAULT_HBASE_SERVER_PAUSE = 1000;
669
670
671
672
673
674
675 public static final String HBASE_CLIENT_RETRIES_NUMBER = "hbase.client.retries.number";
676
677
678
679
680 public static final int DEFAULT_HBASE_CLIENT_RETRIES_NUMBER = 31;
681
682
683
684
685 public static String HBASE_CLIENT_PREFETCH = "hbase.client.prefetch";
686
687
688
689
690 public static boolean DEFAULT_HBASE_CLIENT_PREFETCH = true;
691
692
693
694
695
696 public static String HBASE_CLIENT_PREFETCH_LIMIT = "hbase.client.prefetch.limit";
697
698
699
700
701 public static int DEFAULT_HBASE_CLIENT_PREFETCH_LIMIT = 10;
702
703
704
705
706 public static final String HBASE_CLIENT_SCANNER_CACHING = "hbase.client.scanner.caching";
707
708
709
710
711 public static final int DEFAULT_HBASE_CLIENT_SCANNER_CACHING = 100;
712
713
714
715
716 public static String HBASE_META_VERSIONS = "hbase.meta.versions";
717
718
719
720
721 public static int DEFAULT_HBASE_META_VERSIONS = 10;
722
723
724
725
726 public static String HBASE_META_BLOCK_SIZE = "hbase.meta.blocksize";
727
728
729
730
731 public static int DEFAULT_HBASE_META_BLOCK_SIZE = 8 * 1024;
732
733
734
735
736
737
738
739 public static final String HBASE_META_SCANNER_CACHING = "hbase.meta.scanner.caching";
740
741
742
743
744 public static final int DEFAULT_HBASE_META_SCANNER_CACHING = 100;
745
746
747
748
749
750
751
752
753
754
755 public static final String HBASE_CLIENT_INSTANCE_ID = "hbase.client.instance.id";
756
757
758
759
760 public static final String HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD = "hbase.client.scanner.timeout.period";
761
762
763
764
765
766 @Deprecated
767 public static final String HBASE_REGIONSERVER_LEASE_PERIOD_KEY =
768 "hbase.regionserver.lease.period";
769
770
771
772
773 public static final int DEFAULT_HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD = 60000;
774
775
776
777
778 public static final String HBASE_RPC_TIMEOUT_KEY = "hbase.rpc.timeout";
779
780
781
782
783 public static final int DEFAULT_HBASE_RPC_TIMEOUT = 60000;
784
785
786
787
788 public static final String HBASE_RPC_SHORTOPERATION_TIMEOUT_KEY =
789 "hbase.rpc.shortoperation.timeout";
790
791
792
793
794 public static final int DEFAULT_HBASE_RPC_SHORTOPERATION_TIMEOUT = 10000;
795
796
797
798
799 public static final long NO_SEQNUM = -1;
800
801
802
803
804
805 public static final String
806 REPLICATION_ENABLE_KEY = "hbase.replication";
807 public static final boolean
808 REPLICATION_ENABLE_DEFAULT = true;
809 public static final String
810 REPLICATION_SOURCE_SERVICE_CLASSNAME = "hbase.replication.source.service";
811 public static final String
812 REPLICATION_SINK_SERVICE_CLASSNAME = "hbase.replication.sink.service";
813 public static final String REPLICATION_SERVICE_CLASSNAME_DEFAULT =
814 "org.apache.hadoop.hbase.replication.regionserver.Replication";
815
816
817 public static final String HBCK_CODE_NAME = "HBCKServerName";
818
819 public static final String KEY_FOR_HOSTNAME_SEEN_BY_MASTER =
820 "hbase.regionserver.hostname.seen.by.master";
821
822 public static final String HBASE_MASTER_LOGCLEANER_PLUGINS =
823 "hbase.master.logcleaner.plugins";
824
825 public static final String HBASE_REGION_SPLIT_POLICY_KEY =
826 "hbase.regionserver.region.split.policy";
827
828
829 public static final String HBASE_RS_NONCES_ENABLED = "hbase.regionserver.nonces.enabled";
830
831
832
833
834 public static final String HFILE_BLOCK_CACHE_SIZE_KEY =
835 "hfile.block.cache.size";
836
837 public static final float HFILE_BLOCK_CACHE_SIZE_DEFAULT = 0.25f;
838
839
840
841
842 public static final float HBASE_CLUSTER_MINIMUM_MEMORY_THRESHOLD = 0.2f;
843
844 public static final Pattern CP_HTD_ATTR_KEY_PATTERN =
845 Pattern.compile("^coprocessor\\$([0-9]+)$", Pattern.CASE_INSENSITIVE);
846 public static final Pattern CP_HTD_ATTR_VALUE_PATTERN =
847 Pattern.compile("(^[^\\|]*)\\|([^\\|]+)\\|[\\s]*([\\d]*)[\\s]*(\\|.*)?$");
848
849 public static final String CP_HTD_ATTR_VALUE_PARAM_KEY_PATTERN = "[^=,]+";
850 public static final String CP_HTD_ATTR_VALUE_PARAM_VALUE_PATTERN = "[^,]+";
851 public static final Pattern CP_HTD_ATTR_VALUE_PARAM_PATTERN = Pattern.compile(
852 "(" + CP_HTD_ATTR_VALUE_PARAM_KEY_PATTERN + ")=(" +
853 CP_HTD_ATTR_VALUE_PARAM_VALUE_PATTERN + "),?");
854
855
856 public static final int SOCKET_RETRY_WAIT_MS = 200;
857
858
859 public static final String LOCALHOST = "localhost";
860
861
862
863
864
865
866
867
868
869
870
871
872 public static final String HBASE_CHECKSUM_VERIFICATION =
873 "hbase.regionserver.checksum.verify";
874
875 public static final String LOCALHOST_IP = "127.0.0.1";
876
877
878 public static final String DISTRIBUTED_LOG_REPLAY_KEY = "hbase.master.distributed.log.replay";
879 public static final boolean DEFAULT_DISTRIBUTED_LOG_REPLAY_CONFIG = false;
880 public static final String DISALLOW_WRITES_IN_RECOVERING =
881 "hbase.regionserver.disallow.writes.when.recovering";
882 public static final boolean DEFAULT_DISALLOW_WRITES_IN_RECOVERING_CONFIG = false;
883
884 public static final String REGION_SERVER_HANDLER_COUNT = "hbase.regionserver.handler.count";
885 public static final int DEFAULT_REGION_SERVER_HANDLER_COUNT = 30;
886
887
888
889
890
891
892
893
894 public static final String REGION_SERVER_HANDLER_ABORT_ON_ERROR_PERCENT =
895 "hbase.regionserver.handler.abort.on.error.percent";
896 public static final float DEFAULT_REGION_SERVER_HANDLER_ABORT_ON_ERROR_PERCENT = -1;
897
898 public static final String REGION_SERVER_META_HANDLER_COUNT =
899 "hbase.regionserver.metahandler.count";
900 public static final int DEFAULT_REGION_SERVER_META_HANDLER_COUNT = 10;
901
902 public static final String REGION_SERVER_REPLICATION_HANDLER_COUNT =
903 "hbase.regionserver.replication.handler.count";
904 public static final int DEFAULT_REGION_SERVER_REPLICATION_HANDLER_COUNT = 3;
905
906 public static final String MASTER_HANDLER_COUNT = "hbase.master.handler.count";
907 public static final int DEFAULT_MASTER_HANLDER_COUNT = 25;
908
909
910 public static final String LOG_REPLAY_WAIT_REGION_TIMEOUT =
911 "hbase.master.log.replay.wait.region.timeout";
912
913
914
915
916
917 public static final String BYTES_PER_CHECKSUM =
918 "hbase.hstore.bytes.per.checksum";
919
920
921
922
923
924
925 public static final String CHECKSUM_TYPE_NAME =
926 "hbase.hstore.checksum.algorithm";
927
928
929 public static final String ENABLE_DATA_FILE_UMASK = "hbase.data.umask.enable";
930
931 public static final String DATA_FILE_UMASK_KEY = "hbase.data.umask";
932
933
934 public static final String ENABLE_WAL_COMPRESSION =
935 "hbase.regionserver.wal.enablecompression";
936
937
938 public static final String METRICS_RIT_STUCK_WARNING_THRESHOLD =
939 "hbase.metrics.rit.stuck.warning.threshold";
940
941 public static final String LOAD_BALANCER_SLOP_KEY = "hbase.regions.slop";
942
943
944
945
946
947 public static final byte [] NO_NEXT_INDEXED_KEY = Bytes.toBytes("NO_NEXT_INDEXED_KEY");
948
949 public static final int DELIMITER = ',';
950 public static final String HBASE_CONFIG_READ_ZOOKEEPER_CONFIG =
951 "hbase.config.read.zookeeper.config";
952 public static final boolean DEFAULT_HBASE_CONFIG_READ_ZOOKEEPER_CONFIG =
953 false;
954
955
956
957
958
959
960 public static final int NORMAL_QOS = 0;
961 public static final int QOS_THRESHOLD = 10;
962 public static final int HIGH_QOS = 100;
963 public static final int REPLICATION_QOS = 5;
964 public static final int REPLAY_QOS = 6;
965
966
967 public static final String HFILE_ARCHIVE_DIRECTORY = "archive";
968
969
970
971
972
973
974 public static final String SNAPSHOT_DIR_NAME = ".hbase-snapshot";
975
976
977 public static final String OLD_SNAPSHOT_DIR_NAME = ".snapshot";
978
979
980 public static final String HBASE_TEMP_DIRECTORY = ".tmp";
981
982
983
984 public static final String REGIONSERVER_METRICS_PERIOD = "hbase.regionserver.metrics.period";
985 public static final long DEFAULT_REGIONSERVER_METRICS_PERIOD = 5000;
986
987 public static final List<String> HBASE_NON_TABLE_DIRS =
988 Collections.unmodifiableList(Arrays.asList(new String[] {
989 HBCK_SIDELINEDIR_NAME, HBASE_TEMP_DIRECTORY, MIGRATION_NAME
990 }));
991
992
993 public static final List<String> HBASE_NON_USER_TABLE_DIRS =
994 Collections.unmodifiableList(Arrays.asList((String[])ArrayUtils.addAll(
995 new String[] { TableName.META_TABLE_NAME.getNameAsString() },
996 HBASE_NON_TABLE_DIRS.toArray())));
997
998
999 public static final String HEALTH_SCRIPT_LOC = "hbase.node.health.script.location";
1000 public static final String HEALTH_SCRIPT_TIMEOUT = "hbase.node.health.script.timeout";
1001 public static final String HEALTH_CHORE_WAKE_FREQ =
1002 "hbase.node.health.script.frequency";
1003 public static final long DEFAULT_HEALTH_SCRIPT_TIMEOUT = 60000;
1004
1005
1006
1007 public static final String HEALTH_FAILURE_THRESHOLD =
1008 "hbase.node.health.failure.threshold";
1009 public static final int DEFAULT_HEALTH_FAILURE_THRESHOLD = 3;
1010
1011
1012
1013
1014
1015
1016 public static final String STATUS_PUBLISHED = "hbase.status.published";
1017 public static final boolean STATUS_PUBLISHED_DEFAULT = false;
1018
1019
1020
1021
1022
1023
1024 public static final String STATUS_MULTICAST_ADDRESS = "hbase.status.multicast.address.ip";
1025 public static final String DEFAULT_STATUS_MULTICAST_ADDRESS = "226.1.1.3";
1026
1027
1028
1029
1030
1031
1032 public static final String STATUS_MULTICAST_BIND_ADDRESS =
1033 "hbase.status.multicast.bind.address.ip";
1034 public static final String DEFAULT_STATUS_MULTICAST_BIND_ADDRESS = "0.0.0.0";
1035
1036
1037
1038
1039 public static final String STATUS_MULTICAST_PORT = "hbase.status.multicast.address.port";
1040 public static final int DEFAULT_STATUS_MULTICAST_PORT = 60100;
1041
1042 public static final long NO_NONCE = 0;
1043
1044
1045 public static final String CIPHER_AES = "AES";
1046
1047
1048 @InterfaceStability.Unstable
1049 public static final String CRYPTO_CIPHERPROVIDER_CONF_KEY = "hbase.crypto.cipherprovider";
1050
1051
1052 @InterfaceStability.Unstable
1053 public static final String CRYPTO_KEYPROVIDER_CONF_KEY = "hbase.crypto.keyprovider";
1054
1055
1056 @InterfaceStability.Unstable
1057 public static final String CRYPTO_KEYPROVIDER_PARAMETERS_KEY =
1058 "hbase.crypto.keyprovider.parameters";
1059
1060
1061 @InterfaceStability.Unstable
1062 public static final String CRYPTO_MASTERKEY_NAME_CONF_KEY = "hbase.crypto.master.key.name";
1063
1064
1065 @InterfaceStability.Unstable
1066 public static final String CRYPTO_MASTERKEY_ALTERNATE_NAME_CONF_KEY =
1067 "hbase.crypto.master.alternate.key.name";
1068
1069
1070 @InterfaceStability.Unstable
1071 public static final String CRYPTO_WAL_ALGORITHM_CONF_KEY = "hbase.crypto.wal.algorithm";
1072
1073
1074 @InterfaceStability.Unstable
1075 public static final String CRYPTO_WAL_KEY_NAME_CONF_KEY = "hbase.crypto.wal.key.name";
1076
1077
1078 public static final String CRYPTO_KEY_ALGORITHM_CONF_KEY = "hbase.crypto.key.algorithm";
1079
1080
1081 public static final String CRYPTO_ALTERNATE_KEY_ALGORITHM_CONF_KEY =
1082 "hbase.crypto.alternate.key.algorithm";
1083
1084
1085 public static final String ENABLE_WAL_ENCRYPTION = "hbase.regionserver.wal.encryption";
1086
1087
1088 public static final String RPC_CODEC_CONF_KEY = "hbase.client.rpc.codec";
1089
1090
1091 public static final String REPLICATION_CODEC_CONF_KEY = "hbase.replication.rpc.codec";
1092
1093
1094
1095 public static final String ENABLE_CLIENT_BACKPRESSURE = "hbase.client.backpressure.enabled";
1096 public static final boolean DEFAULT_ENABLE_CLIENT_BACKPRESSURE = false;
1097
1098 public static final String HEAP_OCCUPANCY_LOW_WATERMARK_KEY =
1099 "hbase.heap.occupancy.low_water_mark";
1100 public static final float DEFAULT_HEAP_OCCUPANCY_LOW_WATERMARK = 0.95f;
1101 public static final String HEAP_OCCUPANCY_HIGH_WATERMARK_KEY =
1102 "hbase.heap.occupancy.high_water_mark";
1103 public static final float DEFAULT_HEAP_OCCUPANCY_HIGH_WATERMARK = 0.98f;
1104
1105
1106
1107
1108
1109 public static final String REGION_SPLIT_THREADS_MAX =
1110 "hbase.regionserver.region.split.threads.max";
1111
1112
1113 public static final String HBASE_CANARY_WRITE_DATA_TTL_KEY = "hbase.canary.write.data.ttl";
1114
1115 public static final String HBASE_CANARY_WRITE_PERSERVER_REGIONS_LOWERLIMIT_KEY =
1116 "hbase.canary.write.perserver.regions.lowerLimit";
1117
1118 public static final String HBASE_CANARY_WRITE_PERSERVER_REGIONS_UPPERLIMIT_KEY =
1119 "hbase.canary.write.perserver.regions.upperLimit";
1120
1121 public static final String HBASE_CANARY_WRITE_VALUE_SIZE_KEY = "hbase.canary.write.value.size";
1122
1123 public static final String HBASE_CANARY_WRITE_TABLE_CHECK_PERIOD_KEY =
1124 "hbase.canary.write.table.check.period";
1125
1126 private HConstants() {
1127
1128 }
1129 }