i from mongodb 4.2 version mongos log:update comand missing filter ,find,
so i just kown slow query is update,other conditions all missing.

I COMMAND [conn24025138] command basesrvWaybill.compositeWaybill appName: "op-waybill-signature" command: update { update: "compositeWaybill", ordered: true, $db: "basesrvWaybill", $clusterTime: { clusterTime: Timestamp(1629774932, 3719), signature:

{ hash: BinData(0, 037DD31B6C1A9C145ABA4724A92A98715A176853), keyId: 6947874199947969884 }

}, lsid:

{ id: UUID("e48f189b-c6a3-47f2-b10b-a67124c2ef45") }

} nShards:1 nMatched:1 nModified:1 numYields:0 reslen:185 protocol:op_msg 200ms