diff --git a/java/org/rocksdb/StatisticsType.java b/java/org/rocksdb/StatisticsType.java deleted file mode 100644 index 363d43d5f..000000000 --- a/java/org/rocksdb/StatisticsType.java +++ /dev/null @@ -1,123 +0,0 @@ -// Copyright (c) 2014, Facebook, Inc. All rights reserved. -// This source code is licensed under the BSD-style license found in the -// LICENSE file in the root directory of this source tree. An additional grant -// of patent rights can be found in the PATENTS file in the same directory. - -package org.rocksdb; - -public enum StatisticsType { - // total block cache misses - // REQUIRES: BLOCK_CACHE_MISS == BLOCK_CACHE_INDEX_MISS + - // BLOCK_CACHE_FILTER_MISS + - // BLOCK_CACHE_DATA_MISS; - BLOCK_CACHE_MISS(0), - // total block cache hit - // REQUIRES: BLOCK_CACHE_HIT == BLOCK_CACHE_INDEX_HIT + - // BLOCK_CACHE_FILTER_HIT + - // BLOCK_CACHE_DATA_HIT; - BLOCK_CACHE_HIT(1), - // # of blocks added to block cache. - BLOCK_CACHE_ADD(2), - // # of times cache miss when accessing index block from block cache. - BLOCK_CACHE_INDEX_MISS(3), - // # of times cache hit when accessing index block from block cache. - BLOCK_CACHE_INDEX_HIT(4), - // # of times cache miss when accessing filter block from block cache. - BLOCK_CACHE_FILTER_MISS(5), - // # of times cache hit when accessing filter block from block cache. - BLOCK_CACHE_FILTER_HIT(6), - // # of times cache miss when accessing data block from block cache. - BLOCK_CACHE_DATA_MISS(7), - // # of times cache hit when accessing data block from block cache. - BLOCK_CACHE_DATA_HIT(8), - // # of times bloom filter has avoided file reads. - BLOOM_FILTER_USEFUL(9), - - // # of memtable hits. - MEMTABLE_HIT(10), - // # of memtable misses. - MEMTABLE_MISS(11), - - /** - * COMPACTION_KEY_DROP_* count the reasons for key drop during compaction - * There are 3 reasons currently. - */ - COMPACTION_KEY_DROP_NEWER_ENTRY(12), // key was written with a newer value. - COMPACTION_KEY_DROP_OBSOLETE(13), // The key is obsolete. - COMPACTION_KEY_DROP_USER(14), // user compaction function has dropped the key. - - // Number of keys written to the database via the Put and Write call's - NUMBER_KEYS_WRITTEN(15), - // Number of Keys read, - NUMBER_KEYS_READ(16), - // Number keys updated, if inplace update is enabled - NUMBER_KEYS_UPDATED(17), - // Bytes written / read - BYTES_WRITTEN(18), - BYTES_READ(19), - NO_FILE_CLOSES(20), - NO_FILE_OPENS(21), - NO_FILE_ERRORS(22), - // Time system had to wait to do LO-L1 compactions - STALL_L0_SLOWDOWN_MICROS(23), - // Time system had to wait to move memtable to L1. - STALL_MEMTABLE_COMPACTION_MICROS(24), - // write throttle because of too many files in L0 - STALL_L0_NUM_FILES_MICROS(25), - RATE_LIMIT_DELAY_MILLIS(26), - NO_ITERATORS(27), // number of iterators currently open - - // Number of MultiGet calls, keys read, and bytes read - NUMBER_MULTIGET_CALLS(28), - NUMBER_MULTIGET_KEYS_READ(29), - NUMBER_MULTIGET_BYTES_READ(30), - - // Number of deletes records that were not required to be - // written to storage because key does not exist - NUMBER_FILTERED_DELETES(31), - NUMBER_MERGE_FAILURES(32), - SEQUENCE_NUMBER(33), - - // number of times bloom was checked before creating iterator on a - // file, and the number of times the check was useful in avoiding - // iterator creation (and thus likely IOPs). - BLOOM_FILTER_PREFIX_CHECKED(34), - BLOOM_FILTER_PREFIX_USEFUL(35), - - // Number of times we had to reseek inside an iteration to skip - // over large number of keys with same userkey. - NUMBER_OF_RESEEKS_IN_ITERATION(36), - - // Record the number of calls to GetUpadtesSince. Useful to keep track of - // transaction log iterator refreshes - GET_UPDATES_SINCE_CALLS(37), - BLOCK_CACHE_COMPRESSED_MISS(38), // miss in the compressed block cache - BLOCK_CACHE_COMPRESSED_HIT(39), // hit in the compressed block cache - WAL_FILE_SYNCED(40), // Number of times WAL sync is done - WAL_FILE_BYTES(41), // Number of bytes written to WAL - - // Writes can be processed by requesting thread or by the thread at the - // head of the writers queue. - WRITE_DONE_BY_SELF(42), - WRITE_DONE_BY_OTHER(43), - WRITE_WITH_WAL(44), // Number of Write calls that request WAL - COMPACT_READ_BYTES(45), // Bytes read during compaction - COMPACT_WRITE_BYTES(46), // Bytes written during compaction - - // Number of table's properties loaded directly from file, without creating - // table reader object. - NUMBER_DIRECT_LOAD_TABLE_PROPERTIES(47), - NUMBER_SUPERVERSION_ACQUIRES(48), - NUMBER_SUPERVERSION_RELEASES(49), - NUMBER_SUPERVERSION_CLEANUPS(50); - - private final int value_; - - private StatisticsType(int value) { - value_ = value; - } - - public int getValue() { - return value_; - } -}