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