Interface WiredTigerData

LSM: { bloom filter false positives: number; bloom filter hits: number; bloom filter misses: number; bloom filter pages evicted from cache: number; bloom filter pages read into cache: number; bloom filters in the LSM tree: number; chunks in the LSM tree: number; highest merge generation in the LSM tree: number; queries that could have benefited from a Bloom filter that did not exist: number; sleep for LSM checkpoint throttle: number; sleep for LSM merge throttle: number; total size of bloom filters: number } & Document

block-manager: { allocations requiring file extension: number; blocks allocated: number; blocks freed: number; checkpoint size: number; file allocation unit size: number; file bytes available for reuse: number; file magic number: number; file major version number: number; file size in bytes: number; minor version number: number }

btree: { btree checkpoint generation: number; column-store fixed-size leaf pages: number; column-store internal pages: number; column-store variable-size RLE encoded values: number; column-store variable-size deleted values: number; column-store variable-size leaf pages: number; fixed-record size: number; maximum internal page key size: number; maximum internal page size: number; maximum leaf page key size: number; maximum leaf page size: number; maximum leaf page value size: number; maximum tree depth: number; number of key/value pairs: number; overflow pages: number; pages rewritten by compaction: number; row-store internal pages: number; row-store leaf pages: number } & Document

cache: { bytes currently in the cache: number; bytes read into cache: number; bytes written from cache: number; checkpoint blocked page eviction: number; data source pages selected for eviction unable to be evicted: number; hazard pointer blocked page eviction: number; in-memory page passed criteria to be split: number; in-memory page splits: number; internal pages evicted: number; internal pages split during eviction: number; leaf pages split during eviction: number; modified pages evicted: number; overflow pages read into cache: number; overflow values cached in memory: number; page split during eviction deepened the tree: number; page written requiring lookaside records: number; pages read into cache: number; pages read into cache requiring lookaside entries: number; pages requested from the cache: number; pages written from cache: number; pages written requiring in-memory restoration: number; tracked dirty bytes in the cache: number; unmodified pages evicted: number } & Document

cache_walk: { Average difference between current eviction generation when the page was last considered: number; Average on-disk page image size seen: number; Clean pages currently in cache: number; Current eviction generation: number; Dirty pages currently in cache: number; Entries in the root page: number; Internal pages currently in cache: number; Leaf pages currently in cache: number; Maximum difference between current eviction generation when the page was last considered: number; Maximum page size seen: number; Minimum on-disk page image size seen: number; On-disk page image sizes smaller than a single allocation unit: number; Pages created in memory and never written: number; Pages currently queued for eviction: number; Pages that could not be queued for eviction: number; Refs skipped during cache traversal: number; Size of the root page: number; Total number of pages currently in cache: number } & Document

compression: { compressed pages read: number; compressed pages written: number; page written failed to compress: number; page written was too small to compress: number; raw compression call failed, additional data available: number; raw compression call failed, no additional data available: number; raw compression call succeeded: number } & Document

cursor: { bulk-loaded cursor-insert calls: number; create calls: number; cursor-insert key and value bytes inserted: number; cursor-remove key bytes removed: number; cursor-update value bytes updated: number; insert calls: number; next calls: number; prev calls: number; remove calls: number; reset calls: number; restarted searches: number; search calls: number; search near calls: number; truncate calls: number; update calls: number }

reconciliation: { dictionary matches: number; fast-path pages deleted: number; internal page key bytes discarded using suffix compression: number; internal page multi-block writes: number; internal-page overflow keys: number; leaf page key bytes discarded using prefix compression: number; leaf page multi-block writes: number; leaf-page overflow keys: number; maximum blocks required for a page: number; overflow values written: number; page checksum matches: number; page reconciliation calls: number; page reconciliation calls for eviction: number; pages deleted: number } & Document