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aeb4612685
Summary: There are currently no statistics on seeks, only on gets. This adds the following counters: rocksdb.number.db.seek rocksdb.number.db.next rocksdb.number.db.prev (number of calls) rocksdb.db.iterate.bytes.read (number of bytes read from key + value using seek/next/prev) rocksdb.number.keys.seek.found rocksdb.number.keys.next.found rocksdb.number.keys.prev.found (number of calls where seek/next/prev found a value) Test Plan: ./db_bench -statistics -benchmarks fillrandom,seekrandom -seek_nexts 5 ./db_bench -statistics -benchmarks fillrandom,seekrandom -seek_nexts 5 -reverse_iterator Reviewers: yhchiang, rven, kradhakrishnan, IslamAbdelRahman, MarkCallaghan, sdong, igor Reviewed By: sdong Subscribers: dhruba Differential Revision: https://reviews.facebook.net/D46605 |
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| .. | ||
| utilities | ||
| c.h | ||
| cache.h | ||
| compaction_filter.h | ||
| compaction_job_stats.h | ||
| comparator.h | ||
| convenience.h | ||
| db.h | ||
| delete_scheduler.h | ||
| env.h | ||
| experimental.h | ||
| filter_policy.h | ||
| flush_block_policy.h | ||
| immutable_options.h | ||
| iostats_context.h | ||
| iterator.h | ||
| ldb_tool.h | ||
| listener.h | ||
| memtablerep.h | ||
| merge_operator.h | ||
| metadata.h | ||
| options.h | ||
| perf_context.h | ||
| perf_level.h | ||
| rate_limiter.h | ||
| slice.h | ||
| slice_transform.h | ||
| snapshot.h | ||
| sst_dump_tool.h | ||
| statistics.h | ||
| status.h | ||
| table.h | ||
| table_properties.h | ||
| thread_status.h | ||
| transaction_log.h | ||
| types.h | ||
| universal_compaction.h | ||
| version.h | ||
| write_batch.h | ||
| write_batch_base.h | ||