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fix: heap size is growing very fast when trace large msg

This commit is contained in:
zhongwencool 2022-05-27 11:04:49 +08:00
parent 0402903d71
commit 637202e463
1 changed files with 6 additions and 7 deletions
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13
src/emqx_packet.erl
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@ -442,18 +442,18 @@ format_header(#mqtt_packet_header{type = Type,
dup = Dup, dup = Dup,
qos = QoS, qos = QoS,
retain = Retain}, S) -> retain = Retain}, S) ->
S1 = case S == undefined of Header = io_lib:format("~s(Q~p, R~p, D~p)", [type_name(Type), QoS, i(Retain), i(Dup)]),
true -> <<>>; case S == undefined of
false -> [", ", S] true -> Header;
end, false -> [Header, S]
io_lib:format("~s(Q~p, R~p, D~p~s)", [type_name(Type), QoS, i(Retain), i(Dup), S1]). end.
format_variable(undefined, _) -> format_variable(undefined, _) ->
undefined; undefined;
format_variable(Variable, undefined) -> format_variable(Variable, undefined) ->
format_variable(Variable); format_variable(Variable);
format_variable(Variable, Payload) -> format_variable(Variable, Payload) ->
io_lib:format("~s, Payload=~0p", [format_variable(Variable), Payload]). [format_variable(Variable), ", Payload=", Payload].
format_variable(#mqtt_packet_connect{ format_variable(#mqtt_packet_connect{
proto_ver = ProtoVer, proto_ver = ProtoVer,
@ -520,4 +520,3 @@ format_password(_Password) -> '******'.
i(true) -> 1; i(true) -> 1;
i(false) -> 0; i(false) -> 0;
i(I) when is_integer(I) -> I. i(I) when is_integer(I) -> I.