QoS=1 or QoS=2
message has been sent that VerneMQ will wait before retrying when no response is received.20
seconds.20
messages, use 0
for no limit. The inflight window serves as a protection for sessions, on the incoming side.1000
. Set to -1
for no limit. This option protects a client session from overload by dropping messages (of any QoS).1000
messages, use -1
for no limit. This parameter was named max_queued_messages
in 0.10.*
. Note that 0
will totally block message delivery from any queue!1000
messages, use -1
for no limit, use 0
if no messages should be stored.