Kafka version: 2.2.0-rc0

TRACE [2019-02-27 22:31:00,617] org.apache.kafka.streams.state.internals.NamedCache: Named cache 0_7-trace-indexer-state-store stats on flush: #hits=14344179, #misses=0, #overwrites=18189, #flushes=1
TRACE [2019-02-27 22:31:31,254] org.apache.kafka.streams.state.internals.NamedCache: Named cache 0_7-trace-indexer-state-store stats on flush: #hits=53518766, #misses=0, #overwrites=41738, #flushes=2
TRACE [2019-02-27 22:32:01,550] org.apache.kafka.streams.state.internals.NamedCache: Named cache 0_7-trace-indexer-state-store stats on flush: #hits=88737802, #misses=0, #overwrites=56176, #flushes=3
TRACE [2019-02-27 22:32:31,793] org.apache.kafka.streams.state.internals.NamedCache: Named cache 0_7-trace-indexer-state-store stats on flush: #hits=121972838, #misses=0, #overwrites=67770, #flushes=4
TRACE [2019-02-27 22:33:02,534] org.apache.kafka.streams.state.internals.NamedCache: Named cache 0_7-trace-indexer-state-store stats on flush: #hits=156425652, #misses=0, #overwrites=77161, #flushes=5
TRACE [2019-02-27 22:33:32,755] org.apache.kafka.streams.state.internals.NamedCache: Named cache 0_7-trace-indexer-state-store stats on flush: #hits=187752527, #misses=0, #overwrites=84555, #flushes=6
TRACE [2019-02-27 22:34:03,260] org.apache.kafka.streams.state.internals.NamedCache: Named cache 0_7-trace-indexer-state-store stats on flush: #hits=218684334, #misses=0, #overwrites=91654, #flushes=7
TRACE [2019-02-27 22:34:34,046] org.apache.kafka.streams.state.internals.NamedCache: Named cache 0_7-trace-indexer-state-store stats on flush: #hits=250136780, #misses=0, #overwrites=98328, #flushes=8
TRACE [2019-02-27 22:35:04,440] org.apache.kafka.streams.state.internals.NamedCache: Named cache 0_7-trace-indexer-state-store stats on flush: #hits=280641770, #misses=0, #overwrites=104975, #flushes=9
TRACE [2019-02-27 22:35:35,238] org.apache.kafka.streams.state.internals.NamedCache: Named cache 0_7-trace-indexer-state-store stats on flush: #hits=310022693, #misses=0, #overwrites=111230, #flushes=10
TRACE [2019-02-27 22:36:05,396] org.apache.kafka.streams.state.internals.NamedCache: Named cache 0_7-trace-indexer-state-store stats on flush: #hits=340731276, #misses=0, #overwrites=116297, #flushes=11
TRACE [2019-02-27 22:36:36,024] org.apache.kafka.streams.state.internals.NamedCache: Named cache 0_7-trace-indexer-state-store stats on flush: #hits=372135349, #misses=0, #overwrites=121550, #flushes=12
TRACE [2019-02-27 22:37:06,325] org.apache.kafka.streams.state.internals.NamedCache: Named cache 0_7-trace-indexer-state-store stats on flush: #hits=403321839, #misses=0, #overwrites=126048, #flushes=13
TRACE [2019-02-27 22:37:37,180] org.apache.kafka.streams.state.internals.NamedCache: Named cache 0_7-trace-indexer-state-store stats on flush: #hits=435147506, #misses=0, #overwrites=131433, #flushes=14

Total Duration: 397 seconds
Total hits: 435147506 (435M)
Hits per second: 1,096,089
Total overwrites: 131433
Overwrites per second: 331