fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
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540 lines
25 KiB
540 lines
25 KiB
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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//
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#include "rocksdb/statistics.h"
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#include <algorithm>
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#include <cinttypes>
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#include <cstdio>
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#include "monitoring/statistics_impl.h"
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#include "rocksdb/convenience.h"
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#include "rocksdb/utilities/customizable_util.h"
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#include "rocksdb/utilities/options_type.h"
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#include "util/string_util.h"
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namespace ROCKSDB_NAMESPACE {
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// The order of items listed in Tickers should be the same as
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// the order listed in TickersNameMap
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const std::vector<std::pair<Tickers, std::string>> TickersNameMap = {
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{BLOCK_CACHE_MISS, "rocksdb.block.cache.miss"},
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{BLOCK_CACHE_HIT, "rocksdb.block.cache.hit"},
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{BLOCK_CACHE_ADD, "rocksdb.block.cache.add"},
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{BLOCK_CACHE_ADD_FAILURES, "rocksdb.block.cache.add.failures"},
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{BLOCK_CACHE_INDEX_MISS, "rocksdb.block.cache.index.miss"},
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{BLOCK_CACHE_INDEX_HIT, "rocksdb.block.cache.index.hit"},
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{BLOCK_CACHE_INDEX_ADD, "rocksdb.block.cache.index.add"},
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{BLOCK_CACHE_INDEX_BYTES_INSERT, "rocksdb.block.cache.index.bytes.insert"},
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{BLOCK_CACHE_FILTER_MISS, "rocksdb.block.cache.filter.miss"},
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{BLOCK_CACHE_FILTER_HIT, "rocksdb.block.cache.filter.hit"},
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{BLOCK_CACHE_FILTER_ADD, "rocksdb.block.cache.filter.add"},
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{BLOCK_CACHE_FILTER_BYTES_INSERT,
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"rocksdb.block.cache.filter.bytes.insert"},
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{BLOCK_CACHE_DATA_MISS, "rocksdb.block.cache.data.miss"},
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{BLOCK_CACHE_DATA_HIT, "rocksdb.block.cache.data.hit"},
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{BLOCK_CACHE_DATA_ADD, "rocksdb.block.cache.data.add"},
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{BLOCK_CACHE_DATA_BYTES_INSERT, "rocksdb.block.cache.data.bytes.insert"},
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{BLOCK_CACHE_BYTES_READ, "rocksdb.block.cache.bytes.read"},
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{BLOCK_CACHE_BYTES_WRITE, "rocksdb.block.cache.bytes.write"},
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{BLOOM_FILTER_USEFUL, "rocksdb.bloom.filter.useful"},
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{BLOOM_FILTER_FULL_POSITIVE, "rocksdb.bloom.filter.full.positive"},
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{BLOOM_FILTER_FULL_TRUE_POSITIVE,
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"rocksdb.bloom.filter.full.true.positive"},
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{PERSISTENT_CACHE_HIT, "rocksdb.persistent.cache.hit"},
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{PERSISTENT_CACHE_MISS, "rocksdb.persistent.cache.miss"},
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{SIM_BLOCK_CACHE_HIT, "rocksdb.sim.block.cache.hit"},
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{SIM_BLOCK_CACHE_MISS, "rocksdb.sim.block.cache.miss"},
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{MEMTABLE_HIT, "rocksdb.memtable.hit"},
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{MEMTABLE_MISS, "rocksdb.memtable.miss"},
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{GET_HIT_L0, "rocksdb.l0.hit"},
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{GET_HIT_L1, "rocksdb.l1.hit"},
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{GET_HIT_L2_AND_UP, "rocksdb.l2andup.hit"},
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{COMPACTION_KEY_DROP_NEWER_ENTRY, "rocksdb.compaction.key.drop.new"},
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{COMPACTION_KEY_DROP_OBSOLETE, "rocksdb.compaction.key.drop.obsolete"},
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{COMPACTION_KEY_DROP_RANGE_DEL, "rocksdb.compaction.key.drop.range_del"},
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{COMPACTION_KEY_DROP_USER, "rocksdb.compaction.key.drop.user"},
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{COMPACTION_RANGE_DEL_DROP_OBSOLETE,
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"rocksdb.compaction.range_del.drop.obsolete"},
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{COMPACTION_OPTIMIZED_DEL_DROP_OBSOLETE,
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"rocksdb.compaction.optimized.del.drop.obsolete"},
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{COMPACTION_CANCELLED, "rocksdb.compaction.cancelled"},
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{NUMBER_KEYS_WRITTEN, "rocksdb.number.keys.written"},
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{NUMBER_KEYS_READ, "rocksdb.number.keys.read"},
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{NUMBER_KEYS_UPDATED, "rocksdb.number.keys.updated"},
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{BYTES_WRITTEN, "rocksdb.bytes.written"},
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{BYTES_READ, "rocksdb.bytes.read"},
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{NUMBER_DB_SEEK, "rocksdb.number.db.seek"},
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{NUMBER_DB_NEXT, "rocksdb.number.db.next"},
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{NUMBER_DB_PREV, "rocksdb.number.db.prev"},
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{NUMBER_DB_SEEK_FOUND, "rocksdb.number.db.seek.found"},
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{NUMBER_DB_NEXT_FOUND, "rocksdb.number.db.next.found"},
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{NUMBER_DB_PREV_FOUND, "rocksdb.number.db.prev.found"},
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{ITER_BYTES_READ, "rocksdb.db.iter.bytes.read"},
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{NO_FILE_OPENS, "rocksdb.no.file.opens"},
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{NO_FILE_ERRORS, "rocksdb.no.file.errors"},
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{STALL_MICROS, "rocksdb.stall.micros"},
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{DB_MUTEX_WAIT_MICROS, "rocksdb.db.mutex.wait.micros"},
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{NUMBER_MULTIGET_CALLS, "rocksdb.number.multiget.get"},
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{NUMBER_MULTIGET_KEYS_READ, "rocksdb.number.multiget.keys.read"},
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{NUMBER_MULTIGET_BYTES_READ, "rocksdb.number.multiget.bytes.read"},
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{NUMBER_MERGE_FAILURES, "rocksdb.number.merge.failures"},
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{BLOOM_FILTER_PREFIX_CHECKED, "rocksdb.bloom.filter.prefix.checked"},
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{BLOOM_FILTER_PREFIX_USEFUL, "rocksdb.bloom.filter.prefix.useful"},
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{BLOOM_FILTER_PREFIX_TRUE_POSITIVE,
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"rocksdb.bloom.filter.prefix.true.positive"},
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{NUMBER_OF_RESEEKS_IN_ITERATION, "rocksdb.number.reseeks.iteration"},
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{GET_UPDATES_SINCE_CALLS, "rocksdb.getupdatessince.calls"},
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{WAL_FILE_SYNCED, "rocksdb.wal.synced"},
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{WAL_FILE_BYTES, "rocksdb.wal.bytes"},
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{WRITE_DONE_BY_SELF, "rocksdb.write.self"},
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{WRITE_DONE_BY_OTHER, "rocksdb.write.other"},
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{WRITE_WITH_WAL, "rocksdb.write.wal"},
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{COMPACT_READ_BYTES, "rocksdb.compact.read.bytes"},
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{COMPACT_WRITE_BYTES, "rocksdb.compact.write.bytes"},
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{FLUSH_WRITE_BYTES, "rocksdb.flush.write.bytes"},
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{COMPACT_READ_BYTES_MARKED, "rocksdb.compact.read.marked.bytes"},
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{COMPACT_READ_BYTES_PERIODIC, "rocksdb.compact.read.periodic.bytes"},
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{COMPACT_READ_BYTES_TTL, "rocksdb.compact.read.ttl.bytes"},
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{COMPACT_WRITE_BYTES_MARKED, "rocksdb.compact.write.marked.bytes"},
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{COMPACT_WRITE_BYTES_PERIODIC, "rocksdb.compact.write.periodic.bytes"},
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{COMPACT_WRITE_BYTES_TTL, "rocksdb.compact.write.ttl.bytes"},
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{NUMBER_DIRECT_LOAD_TABLE_PROPERTIES,
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"rocksdb.number.direct.load.table.properties"},
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{NUMBER_SUPERVERSION_ACQUIRES, "rocksdb.number.superversion_acquires"},
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{NUMBER_SUPERVERSION_RELEASES, "rocksdb.number.superversion_releases"},
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{NUMBER_SUPERVERSION_CLEANUPS, "rocksdb.number.superversion_cleanups"},
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{NUMBER_BLOCK_COMPRESSED, "rocksdb.number.block.compressed"},
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{NUMBER_BLOCK_DECOMPRESSED, "rocksdb.number.block.decompressed"},
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{NUMBER_BLOCK_NOT_COMPRESSED, "rocksdb.number.block.not_compressed"},
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{MERGE_OPERATION_TOTAL_TIME, "rocksdb.merge.operation.time.nanos"},
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{FILTER_OPERATION_TOTAL_TIME, "rocksdb.filter.operation.time.nanos"},
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{ROW_CACHE_HIT, "rocksdb.row.cache.hit"},
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{ROW_CACHE_MISS, "rocksdb.row.cache.miss"},
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{READ_AMP_ESTIMATE_USEFUL_BYTES, "rocksdb.read.amp.estimate.useful.bytes"},
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{READ_AMP_TOTAL_READ_BYTES, "rocksdb.read.amp.total.read.bytes"},
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{NUMBER_RATE_LIMITER_DRAINS, "rocksdb.number.rate_limiter.drains"},
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{NUMBER_ITER_SKIP, "rocksdb.number.iter.skip"},
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{BLOB_DB_NUM_PUT, "rocksdb.blobdb.num.put"},
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{BLOB_DB_NUM_WRITE, "rocksdb.blobdb.num.write"},
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{BLOB_DB_NUM_GET, "rocksdb.blobdb.num.get"},
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{BLOB_DB_NUM_MULTIGET, "rocksdb.blobdb.num.multiget"},
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{BLOB_DB_NUM_SEEK, "rocksdb.blobdb.num.seek"},
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{BLOB_DB_NUM_NEXT, "rocksdb.blobdb.num.next"},
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{BLOB_DB_NUM_PREV, "rocksdb.blobdb.num.prev"},
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{BLOB_DB_NUM_KEYS_WRITTEN, "rocksdb.blobdb.num.keys.written"},
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{BLOB_DB_NUM_KEYS_READ, "rocksdb.blobdb.num.keys.read"},
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{BLOB_DB_BYTES_WRITTEN, "rocksdb.blobdb.bytes.written"},
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{BLOB_DB_BYTES_READ, "rocksdb.blobdb.bytes.read"},
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{BLOB_DB_WRITE_INLINED, "rocksdb.blobdb.write.inlined"},
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{BLOB_DB_WRITE_INLINED_TTL, "rocksdb.blobdb.write.inlined.ttl"},
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{BLOB_DB_WRITE_BLOB, "rocksdb.blobdb.write.blob"},
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{BLOB_DB_WRITE_BLOB_TTL, "rocksdb.blobdb.write.blob.ttl"},
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{BLOB_DB_BLOB_FILE_BYTES_WRITTEN, "rocksdb.blobdb.blob.file.bytes.written"},
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{BLOB_DB_BLOB_FILE_BYTES_READ, "rocksdb.blobdb.blob.file.bytes.read"},
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{BLOB_DB_BLOB_FILE_SYNCED, "rocksdb.blobdb.blob.file.synced"},
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{BLOB_DB_BLOB_INDEX_EXPIRED_COUNT,
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"rocksdb.blobdb.blob.index.expired.count"},
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{BLOB_DB_BLOB_INDEX_EXPIRED_SIZE, "rocksdb.blobdb.blob.index.expired.size"},
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{BLOB_DB_BLOB_INDEX_EVICTED_COUNT,
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"rocksdb.blobdb.blob.index.evicted.count"},
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{BLOB_DB_BLOB_INDEX_EVICTED_SIZE, "rocksdb.blobdb.blob.index.evicted.size"},
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{BLOB_DB_GC_NUM_FILES, "rocksdb.blobdb.gc.num.files"},
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{BLOB_DB_GC_NUM_NEW_FILES, "rocksdb.blobdb.gc.num.new.files"},
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{BLOB_DB_GC_FAILURES, "rocksdb.blobdb.gc.failures"},
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{BLOB_DB_GC_NUM_KEYS_RELOCATED, "rocksdb.blobdb.gc.num.keys.relocated"},
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{BLOB_DB_GC_BYTES_RELOCATED, "rocksdb.blobdb.gc.bytes.relocated"},
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{BLOB_DB_FIFO_NUM_FILES_EVICTED, "rocksdb.blobdb.fifo.num.files.evicted"},
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{BLOB_DB_FIFO_NUM_KEYS_EVICTED, "rocksdb.blobdb.fifo.num.keys.evicted"},
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{BLOB_DB_FIFO_BYTES_EVICTED, "rocksdb.blobdb.fifo.bytes.evicted"},
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{TXN_PREPARE_MUTEX_OVERHEAD, "rocksdb.txn.overhead.mutex.prepare"},
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{TXN_OLD_COMMIT_MAP_MUTEX_OVERHEAD,
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"rocksdb.txn.overhead.mutex.old.commit.map"},
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{TXN_DUPLICATE_KEY_OVERHEAD, "rocksdb.txn.overhead.duplicate.key"},
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{TXN_SNAPSHOT_MUTEX_OVERHEAD, "rocksdb.txn.overhead.mutex.snapshot"},
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{TXN_GET_TRY_AGAIN, "rocksdb.txn.get.tryagain"},
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{NUMBER_MULTIGET_KEYS_FOUND, "rocksdb.number.multiget.keys.found"},
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{NO_ITERATOR_CREATED, "rocksdb.num.iterator.created"},
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{NO_ITERATOR_DELETED, "rocksdb.num.iterator.deleted"},
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{BLOCK_CACHE_COMPRESSION_DICT_MISS,
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"rocksdb.block.cache.compression.dict.miss"},
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{BLOCK_CACHE_COMPRESSION_DICT_HIT,
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"rocksdb.block.cache.compression.dict.hit"},
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{BLOCK_CACHE_COMPRESSION_DICT_ADD,
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"rocksdb.block.cache.compression.dict.add"},
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{BLOCK_CACHE_COMPRESSION_DICT_BYTES_INSERT,
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"rocksdb.block.cache.compression.dict.bytes.insert"},
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{BLOCK_CACHE_ADD_REDUNDANT, "rocksdb.block.cache.add.redundant"},
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{BLOCK_CACHE_INDEX_ADD_REDUNDANT,
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"rocksdb.block.cache.index.add.redundant"},
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{BLOCK_CACHE_FILTER_ADD_REDUNDANT,
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"rocksdb.block.cache.filter.add.redundant"},
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{BLOCK_CACHE_DATA_ADD_REDUNDANT, "rocksdb.block.cache.data.add.redundant"},
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{BLOCK_CACHE_COMPRESSION_DICT_ADD_REDUNDANT,
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"rocksdb.block.cache.compression.dict.add.redundant"},
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{FILES_MARKED_TRASH, "rocksdb.files.marked.trash"},
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{FILES_DELETED_IMMEDIATELY, "rocksdb.files.deleted.immediately"},
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{ERROR_HANDLER_BG_ERROR_COUNT, "rocksdb.error.handler.bg.error.count"},
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{ERROR_HANDLER_BG_ERROR_COUNT_MISSPELLED,
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"rocksdb.error.handler.bg.errro.count"},
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{ERROR_HANDLER_BG_IO_ERROR_COUNT,
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"rocksdb.error.handler.bg.io.error.count"},
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{ERROR_HANDLER_BG_IO_ERROR_COUNT_MISSPELLED,
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"rocksdb.error.handler.bg.io.errro.count"},
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{ERROR_HANDLER_BG_RETRYABLE_IO_ERROR_COUNT,
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"rocksdb.error.handler.bg.retryable.io.error.count"},
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{ERROR_HANDLER_BG_RETRYABLE_IO_ERROR_COUNT_MISSPELLED,
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"rocksdb.error.handler.bg.retryable.io.errro.count"},
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{ERROR_HANDLER_AUTORESUME_COUNT, "rocksdb.error.handler.autoresume.count"},
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{ERROR_HANDLER_AUTORESUME_RETRY_TOTAL_COUNT,
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"rocksdb.error.handler.autoresume.retry.total.count"},
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{ERROR_HANDLER_AUTORESUME_SUCCESS_COUNT,
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"rocksdb.error.handler.autoresume.success.count"},
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{MEMTABLE_PAYLOAD_BYTES_AT_FLUSH,
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"rocksdb.memtable.payload.bytes.at.flush"},
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{MEMTABLE_GARBAGE_BYTES_AT_FLUSH,
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"rocksdb.memtable.garbage.bytes.at.flush"},
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{SECONDARY_CACHE_HITS, "rocksdb.secondary.cache.hits"},
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{VERIFY_CHECKSUM_READ_BYTES, "rocksdb.verify_checksum.read.bytes"},
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{BACKUP_READ_BYTES, "rocksdb.backup.read.bytes"},
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{BACKUP_WRITE_BYTES, "rocksdb.backup.write.bytes"},
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{REMOTE_COMPACT_READ_BYTES, "rocksdb.remote.compact.read.bytes"},
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{REMOTE_COMPACT_WRITE_BYTES, "rocksdb.remote.compact.write.bytes"},
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{HOT_FILE_READ_BYTES, "rocksdb.hot.file.read.bytes"},
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{WARM_FILE_READ_BYTES, "rocksdb.warm.file.read.bytes"},
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{COLD_FILE_READ_BYTES, "rocksdb.cold.file.read.bytes"},
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{HOT_FILE_READ_COUNT, "rocksdb.hot.file.read.count"},
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{WARM_FILE_READ_COUNT, "rocksdb.warm.file.read.count"},
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{COLD_FILE_READ_COUNT, "rocksdb.cold.file.read.count"},
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{LAST_LEVEL_READ_BYTES, "rocksdb.last.level.read.bytes"},
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{LAST_LEVEL_READ_COUNT, "rocksdb.last.level.read.count"},
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{NON_LAST_LEVEL_READ_BYTES, "rocksdb.non.last.level.read.bytes"},
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{NON_LAST_LEVEL_READ_COUNT, "rocksdb.non.last.level.read.count"},
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{LAST_LEVEL_SEEK_FILTERED, "rocksdb.last.level.seek.filtered"},
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{LAST_LEVEL_SEEK_FILTER_MATCH, "rocksdb.last.level.seek.filter.match"},
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{LAST_LEVEL_SEEK_DATA, "rocksdb.last.level.seek.data"},
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{LAST_LEVEL_SEEK_DATA_USEFUL_NO_FILTER,
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"rocksdb.last.level.seek.data.useful.no.filter"},
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{LAST_LEVEL_SEEK_DATA_USEFUL_FILTER_MATCH,
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"rocksdb.last.level.seek.data.useful.filter.match"},
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{NON_LAST_LEVEL_SEEK_FILTERED, "rocksdb.non.last.level.seek.filtered"},
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{NON_LAST_LEVEL_SEEK_FILTER_MATCH,
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"rocksdb.non.last.level.seek.filter.match"},
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{NON_LAST_LEVEL_SEEK_DATA, "rocksdb.non.last.level.seek.data"},
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{NON_LAST_LEVEL_SEEK_DATA_USEFUL_NO_FILTER,
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"rocksdb.non.last.level.seek.data.useful.no.filter"},
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{NON_LAST_LEVEL_SEEK_DATA_USEFUL_FILTER_MATCH,
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"rocksdb.non.last.level.seek.data.useful.filter.match"},
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{BLOCK_CHECKSUM_COMPUTE_COUNT, "rocksdb.block.checksum.compute.count"},
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{BLOCK_CHECKSUM_MISMATCH_COUNT, "rocksdb.block.checksum.mismatch.count"},
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{MULTIGET_COROUTINE_COUNT, "rocksdb.multiget.coroutine.count"},
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{BLOB_DB_CACHE_MISS, "rocksdb.blobdb.cache.miss"},
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{BLOB_DB_CACHE_HIT, "rocksdb.blobdb.cache.hit"},
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{BLOB_DB_CACHE_ADD, "rocksdb.blobdb.cache.add"},
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{BLOB_DB_CACHE_ADD_FAILURES, "rocksdb.blobdb.cache.add.failures"},
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{BLOB_DB_CACHE_BYTES_READ, "rocksdb.blobdb.cache.bytes.read"},
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{BLOB_DB_CACHE_BYTES_WRITE, "rocksdb.blobdb.cache.bytes.write"},
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{READ_ASYNC_MICROS, "rocksdb.read.async.micros"},
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{ASYNC_READ_ERROR_COUNT, "rocksdb.async.read.error.count"},
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{SECONDARY_CACHE_FILTER_HITS, "rocksdb.secondary.cache.filter.hits"},
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{SECONDARY_CACHE_INDEX_HITS, "rocksdb.secondary.cache.index.hits"},
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{SECONDARY_CACHE_DATA_HITS, "rocksdb.secondary.cache.data.hits"},
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{TABLE_OPEN_PREFETCH_TAIL_MISS, "rocksdb.table.open.prefetch.tail.miss"},
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{TABLE_OPEN_PREFETCH_TAIL_HIT, "rocksdb.table.open.prefetch.tail.hit"},
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{TIMESTAMP_FILTER_TABLE_CHECKED, "rocksdb.timestamp.filter.table.checked"},
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{TIMESTAMP_FILTER_TABLE_FILTERED,
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"rocksdb.timestamp.filter.table.filtered"},
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{BYTES_COMPRESSED_FROM, "rocksdb.bytes.compressed.from"},
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{BYTES_COMPRESSED_TO, "rocksdb.bytes.compressed.to"},
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{BYTES_COMPRESSION_BYPASSED, "rocksdb.bytes.compression_bypassed"},
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{BYTES_COMPRESSION_REJECTED, "rocksdb.bytes.compression.rejected"},
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{NUMBER_BLOCK_COMPRESSION_BYPASSED,
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"rocksdb.number.block_compression_bypassed"},
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{NUMBER_BLOCK_COMPRESSION_REJECTED,
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"rocksdb.number.block_compression_rejected"},
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{BYTES_DECOMPRESSED_FROM, "rocksdb.bytes.decompressed.from"},
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{BYTES_DECOMPRESSED_TO, "rocksdb.bytes.decompressed.to"},
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};
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const std::vector<std::pair<Histograms, std::string>> HistogramsNameMap = {
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{DB_GET, "rocksdb.db.get.micros"},
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{DB_WRITE, "rocksdb.db.write.micros"},
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{COMPACTION_TIME, "rocksdb.compaction.times.micros"},
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{COMPACTION_CPU_TIME, "rocksdb.compaction.times.cpu_micros"},
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{SUBCOMPACTION_SETUP_TIME, "rocksdb.subcompaction.setup.times.micros"},
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{TABLE_SYNC_MICROS, "rocksdb.table.sync.micros"},
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{COMPACTION_OUTFILE_SYNC_MICROS, "rocksdb.compaction.outfile.sync.micros"},
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{WAL_FILE_SYNC_MICROS, "rocksdb.wal.file.sync.micros"},
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{MANIFEST_FILE_SYNC_MICROS, "rocksdb.manifest.file.sync.micros"},
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{TABLE_OPEN_IO_MICROS, "rocksdb.table.open.io.micros"},
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{DB_MULTIGET, "rocksdb.db.multiget.micros"},
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{READ_BLOCK_COMPACTION_MICROS, "rocksdb.read.block.compaction.micros"},
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{READ_BLOCK_GET_MICROS, "rocksdb.read.block.get.micros"},
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{WRITE_RAW_BLOCK_MICROS, "rocksdb.write.raw.block.micros"},
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{NUM_FILES_IN_SINGLE_COMPACTION, "rocksdb.numfiles.in.singlecompaction"},
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{DB_SEEK, "rocksdb.db.seek.micros"},
|
|
{WRITE_STALL, "rocksdb.db.write.stall"},
|
|
{SST_READ_MICROS, "rocksdb.sst.read.micros"},
|
|
{FILE_READ_FLUSH_MICROS, "rocksdb.file.read.flush.micros"},
|
|
{FILE_READ_COMPACTION_MICROS, "rocksdb.file.read.compaction.micros"},
|
|
{FILE_READ_DB_OPEN_MICROS, "rocksdb.file.read.db.open.micros"},
|
|
{NUM_SUBCOMPACTIONS_SCHEDULED, "rocksdb.num.subcompactions.scheduled"},
|
|
{BYTES_PER_READ, "rocksdb.bytes.per.read"},
|
|
{BYTES_PER_WRITE, "rocksdb.bytes.per.write"},
|
|
{BYTES_PER_MULTIGET, "rocksdb.bytes.per.multiget"},
|
|
{BYTES_COMPRESSED, "rocksdb.bytes.compressed"},
|
|
{BYTES_DECOMPRESSED, "rocksdb.bytes.decompressed"},
|
|
{COMPRESSION_TIMES_NANOS, "rocksdb.compression.times.nanos"},
|
|
{DECOMPRESSION_TIMES_NANOS, "rocksdb.decompression.times.nanos"},
|
|
{READ_NUM_MERGE_OPERANDS, "rocksdb.read.num.merge_operands"},
|
|
{BLOB_DB_KEY_SIZE, "rocksdb.blobdb.key.size"},
|
|
{BLOB_DB_VALUE_SIZE, "rocksdb.blobdb.value.size"},
|
|
{BLOB_DB_WRITE_MICROS, "rocksdb.blobdb.write.micros"},
|
|
{BLOB_DB_GET_MICROS, "rocksdb.blobdb.get.micros"},
|
|
{BLOB_DB_MULTIGET_MICROS, "rocksdb.blobdb.multiget.micros"},
|
|
{BLOB_DB_SEEK_MICROS, "rocksdb.blobdb.seek.micros"},
|
|
{BLOB_DB_NEXT_MICROS, "rocksdb.blobdb.next.micros"},
|
|
{BLOB_DB_PREV_MICROS, "rocksdb.blobdb.prev.micros"},
|
|
{BLOB_DB_BLOB_FILE_WRITE_MICROS, "rocksdb.blobdb.blob.file.write.micros"},
|
|
{BLOB_DB_BLOB_FILE_READ_MICROS, "rocksdb.blobdb.blob.file.read.micros"},
|
|
{BLOB_DB_BLOB_FILE_SYNC_MICROS, "rocksdb.blobdb.blob.file.sync.micros"},
|
|
{BLOB_DB_COMPRESSION_MICROS, "rocksdb.blobdb.compression.micros"},
|
|
{BLOB_DB_DECOMPRESSION_MICROS, "rocksdb.blobdb.decompression.micros"},
|
|
{FLUSH_TIME, "rocksdb.db.flush.micros"},
|
|
{SST_BATCH_SIZE, "rocksdb.sst.batch.size"},
|
|
{NUM_INDEX_AND_FILTER_BLOCKS_READ_PER_LEVEL,
|
|
"rocksdb.num.index.and.filter.blocks.read.per.level"},
|
|
{NUM_SST_READ_PER_LEVEL, "rocksdb.num.sst.read.per.level"},
|
|
{ERROR_HANDLER_AUTORESUME_RETRY_COUNT,
|
|
"rocksdb.error.handler.autoresume.retry.count"},
|
|
{ASYNC_READ_BYTES, "rocksdb.async.read.bytes"},
|
|
{POLL_WAIT_MICROS, "rocksdb.poll.wait.micros"},
|
|
{PREFETCHED_BYTES_DISCARDED, "rocksdb.prefetched.bytes.discarded"},
|
|
{MULTIGET_IO_BATCH_SIZE, "rocksdb.multiget.io.batch.size"},
|
|
{NUM_LEVEL_READ_PER_MULTIGET, "rocksdb.num.level.read.per.multiget"},
|
|
{ASYNC_PREFETCH_ABORT_MICROS, "rocksdb.async.prefetch.abort.micros"},
|
|
{TABLE_OPEN_PREFETCH_TAIL_READ_BYTES,
|
|
"rocksdb.table.open.prefetch.tail.read.bytes"},
|
|
};
|
|
|
|
std::shared_ptr<Statistics> CreateDBStatistics() {
|
|
return std::make_shared<StatisticsImpl>(nullptr);
|
|
}
|
|
|
|
static int RegisterBuiltinStatistics(ObjectLibrary& library,
|
|
const std::string& /*arg*/) {
|
|
library.AddFactory<Statistics>(
|
|
StatisticsImpl::kClassName(),
|
|
[](const std::string& /*uri*/, std::unique_ptr<Statistics>* guard,
|
|
std::string* /* errmsg */) {
|
|
guard->reset(new StatisticsImpl(nullptr));
|
|
return guard->get();
|
|
});
|
|
return 1;
|
|
}
|
|
|
|
Status Statistics::CreateFromString(const ConfigOptions& config_options,
|
|
const std::string& id,
|
|
std::shared_ptr<Statistics>* result) {
|
|
static std::once_flag once;
|
|
std::call_once(once, [&]() {
|
|
RegisterBuiltinStatistics(*(ObjectLibrary::Default().get()), "");
|
|
});
|
|
Status s;
|
|
if (id == "" || id == StatisticsImpl::kClassName()) {
|
|
result->reset(new StatisticsImpl(nullptr));
|
|
} else if (id == kNullptrString) {
|
|
result->reset();
|
|
} else {
|
|
s = LoadSharedObject<Statistics>(config_options, id, result);
|
|
}
|
|
return s;
|
|
}
|
|
|
|
static std::unordered_map<std::string, OptionTypeInfo> stats_type_info = {
|
|
{"inner", OptionTypeInfo::AsCustomSharedPtr<Statistics>(
|
|
0, OptionVerificationType::kByNameAllowFromNull,
|
|
OptionTypeFlags::kCompareNever)},
|
|
};
|
|
|
|
StatisticsImpl::StatisticsImpl(std::shared_ptr<Statistics> stats)
|
|
: stats_(std::move(stats)) {
|
|
RegisterOptions("StatisticsOptions", &stats_, &stats_type_info);
|
|
}
|
|
|
|
StatisticsImpl::~StatisticsImpl() {}
|
|
|
|
uint64_t StatisticsImpl::getTickerCount(uint32_t tickerType) const {
|
|
MutexLock lock(&aggregate_lock_);
|
|
return getTickerCountLocked(tickerType);
|
|
}
|
|
|
|
uint64_t StatisticsImpl::getTickerCountLocked(uint32_t tickerType) const {
|
|
assert(tickerType < TICKER_ENUM_MAX);
|
|
uint64_t res = 0;
|
|
for (size_t core_idx = 0; core_idx < per_core_stats_.Size(); ++core_idx) {
|
|
res += per_core_stats_.AccessAtCore(core_idx)->tickers_[tickerType];
|
|
}
|
|
return res;
|
|
}
|
|
|
|
void StatisticsImpl::histogramData(uint32_t histogramType,
|
|
HistogramData* const data) const {
|
|
MutexLock lock(&aggregate_lock_);
|
|
getHistogramImplLocked(histogramType)->Data(data);
|
|
}
|
|
|
|
std::unique_ptr<HistogramImpl> StatisticsImpl::getHistogramImplLocked(
|
|
uint32_t histogramType) const {
|
|
assert(histogramType < HISTOGRAM_ENUM_MAX);
|
|
std::unique_ptr<HistogramImpl> res_hist(new HistogramImpl());
|
|
for (size_t core_idx = 0; core_idx < per_core_stats_.Size(); ++core_idx) {
|
|
res_hist->Merge(
|
|
per_core_stats_.AccessAtCore(core_idx)->histograms_[histogramType]);
|
|
}
|
|
return res_hist;
|
|
}
|
|
|
|
std::string StatisticsImpl::getHistogramString(uint32_t histogramType) const {
|
|
MutexLock lock(&aggregate_lock_);
|
|
return getHistogramImplLocked(histogramType)->ToString();
|
|
}
|
|
|
|
void StatisticsImpl::setTickerCount(uint32_t tickerType, uint64_t count) {
|
|
{
|
|
MutexLock lock(&aggregate_lock_);
|
|
setTickerCountLocked(tickerType, count);
|
|
}
|
|
if (stats_ && tickerType < TICKER_ENUM_MAX) {
|
|
stats_->setTickerCount(tickerType, count);
|
|
}
|
|
}
|
|
|
|
void StatisticsImpl::setTickerCountLocked(uint32_t tickerType, uint64_t count) {
|
|
assert(tickerType < TICKER_ENUM_MAX);
|
|
for (size_t core_idx = 0; core_idx < per_core_stats_.Size(); ++core_idx) {
|
|
if (core_idx == 0) {
|
|
per_core_stats_.AccessAtCore(core_idx)->tickers_[tickerType] = count;
|
|
} else {
|
|
per_core_stats_.AccessAtCore(core_idx)->tickers_[tickerType] = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
uint64_t StatisticsImpl::getAndResetTickerCount(uint32_t tickerType) {
|
|
uint64_t sum = 0;
|
|
{
|
|
MutexLock lock(&aggregate_lock_);
|
|
assert(tickerType < TICKER_ENUM_MAX);
|
|
for (size_t core_idx = 0; core_idx < per_core_stats_.Size(); ++core_idx) {
|
|
sum +=
|
|
per_core_stats_.AccessAtCore(core_idx)->tickers_[tickerType].exchange(
|
|
0, std::memory_order_relaxed);
|
|
}
|
|
}
|
|
if (stats_ && tickerType < TICKER_ENUM_MAX) {
|
|
stats_->setTickerCount(tickerType, 0);
|
|
}
|
|
return sum;
|
|
}
|
|
|
|
void StatisticsImpl::recordTick(uint32_t tickerType, uint64_t count) {
|
|
if (get_stats_level() <= StatsLevel::kExceptTickers) {
|
|
return;
|
|
}
|
|
if (tickerType < TICKER_ENUM_MAX) {
|
|
per_core_stats_.Access()->tickers_[tickerType].fetch_add(
|
|
count, std::memory_order_relaxed);
|
|
if (stats_) {
|
|
stats_->recordTick(tickerType, count);
|
|
}
|
|
} else {
|
|
assert(false);
|
|
}
|
|
}
|
|
|
|
void StatisticsImpl::recordInHistogram(uint32_t histogramType, uint64_t value) {
|
|
assert(histogramType < HISTOGRAM_ENUM_MAX);
|
|
if (get_stats_level() <= StatsLevel::kExceptHistogramOrTimers) {
|
|
return;
|
|
}
|
|
per_core_stats_.Access()->histograms_[histogramType].Add(value);
|
|
if (stats_ && histogramType < HISTOGRAM_ENUM_MAX) {
|
|
stats_->recordInHistogram(histogramType, value);
|
|
}
|
|
}
|
|
|
|
Status StatisticsImpl::Reset() {
|
|
MutexLock lock(&aggregate_lock_);
|
|
for (uint32_t i = 0; i < TICKER_ENUM_MAX; ++i) {
|
|
setTickerCountLocked(i, 0);
|
|
}
|
|
for (uint32_t i = 0; i < HISTOGRAM_ENUM_MAX; ++i) {
|
|
for (size_t core_idx = 0; core_idx < per_core_stats_.Size(); ++core_idx) {
|
|
per_core_stats_.AccessAtCore(core_idx)->histograms_[i].Clear();
|
|
}
|
|
}
|
|
return Status::OK();
|
|
}
|
|
|
|
namespace {
|
|
|
|
// a buffer size used for temp string buffers
|
|
const int kTmpStrBufferSize = 200;
|
|
|
|
} // namespace
|
|
|
|
std::string StatisticsImpl::ToString() const {
|
|
MutexLock lock(&aggregate_lock_);
|
|
std::string res;
|
|
res.reserve(20000);
|
|
for (const auto& t : TickersNameMap) {
|
|
assert(t.first < TICKER_ENUM_MAX);
|
|
char buffer[kTmpStrBufferSize];
|
|
snprintf(buffer, kTmpStrBufferSize, "%s COUNT : %" PRIu64 "\n",
|
|
t.second.c_str(), getTickerCountLocked(t.first));
|
|
res.append(buffer);
|
|
}
|
|
for (const auto& h : HistogramsNameMap) {
|
|
assert(h.first < HISTOGRAM_ENUM_MAX);
|
|
char buffer[kTmpStrBufferSize];
|
|
HistogramData hData;
|
|
getHistogramImplLocked(h.first)->Data(&hData);
|
|
// don't handle failures - buffer should always be big enough and arguments
|
|
// should be provided correctly
|
|
int ret =
|
|
snprintf(buffer, kTmpStrBufferSize,
|
|
"%s P50 : %f P95 : %f P99 : %f P100 : %f COUNT : %" PRIu64
|
|
" SUM : %" PRIu64 "\n",
|
|
h.second.c_str(), hData.median, hData.percentile95,
|
|
hData.percentile99, hData.max, hData.count, hData.sum);
|
|
if (ret < 0 || ret >= kTmpStrBufferSize) {
|
|
assert(false);
|
|
continue;
|
|
}
|
|
res.append(buffer);
|
|
}
|
|
res.shrink_to_fit();
|
|
return res;
|
|
}
|
|
|
|
bool StatisticsImpl::getTickerMap(
|
|
std::map<std::string, uint64_t>* stats_map) const {
|
|
assert(stats_map);
|
|
if (!stats_map) return false;
|
|
stats_map->clear();
|
|
MutexLock lock(&aggregate_lock_);
|
|
for (const auto& t : TickersNameMap) {
|
|
assert(t.first < TICKER_ENUM_MAX);
|
|
(*stats_map)[t.second.c_str()] = getTickerCountLocked(t.first);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool StatisticsImpl::HistEnabledForType(uint32_t type) const {
|
|
return type < HISTOGRAM_ENUM_MAX;
|
|
}
|
|
|
|
} // namespace ROCKSDB_NAMESPACE
|
|
|