long function ( ) { return meta_lookups_wo_permit ; }
returns how many lookups in . meta . were performed contended . this number indicates how many times we had to lookup in . meta . where a key was located . this only counts `` contended '' lookups , where the thread was unable to acquire a `` permit '' to do a . meta . lookup , because there were already too many . meta . lookups in flight.in this case , the thread was delayed a bit in order to apply a bit of back-pressure on the caller , to avoid creating . meta . storms.the minority of the . meta . lookups should fall in this category . concode_field_sep long num_scanners_opened concode_elem_sep long num_nsre_rpcs concode_elem_sep long num_multi_rpcs concode_elem_sep long num_row_locks concode_elem_sep long num_scans concode_elem_sep long meta_lookups_wo_permit concode_elem_sep long num_flushes concode_elem_sep long num_gets concode_elem_sep long root_lookups concode_elem_sep long num_connections_created concode_elem_sep long num_puts concode_elem_sep long num_nsres concode_elem_sep long meta_lookups_with_permit concode_elem_sep long num_deletes concode_elem_sep long num_atomic_increments concode_elem_sep CacheStats increment_buffer_stats concode_field_sep long rootLookups concode_elem_sep long deletes concode_elem_sep long rowLocks concode_elem_sep CacheStats incrementBufferStats concode_elem_sep long uncontendedMetaLookups concode_elem_sep long gets concode_elem_sep long numRpcDelayedDueToNSRE concode_elem_sep long numBatchedRpcSent concode_elem_sep long puts concode_elem_sep long scannersOpened concode_elem_sep long scans concode_elem_sep long noSuchRegionExceptions concode_elem_sep long connectionsCreated concode_elem_sep long flushes concode_elem_sep long atomicIncrements