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Reduce max message size to 512MB. #289

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Jan 2, 2019
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Reduce max message size to 512MB. #289

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8ea9e2c
Reduce max message size to 512MB.
hairyhum Dec 27, 2018
76a33a6
Wording
michaelklishin Jan 1, 2019
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10 changes: 4 additions & 6 deletions include/rabbit.hrl
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Original file line number Diff line number Diff line change
Expand Up @@ -273,12 +273,10 @@
%% Max supported number of priorities for a priority queue.
-define(MAX_SUPPORTED_PRIORITY, 255).

%% Trying to send a term across a cluster larger than 2^31 bytes will
%% cause the VM to exit with "Absurdly large distribution output data
%% buffer". So we limit the max message size to 2^31 - 10^6 bytes (1MB
%% to allow plenty of leeway for the #basic_message{} and #content{}
%% wrapping the message body).
-define(MAX_MSG_SIZE, 2147383648).
%% Max message size is hard limited to 512 MiB.
%% If user configures a greater rabbit.max_message_size,
%% this value is used instead.
-define(MAX_MSG_SIZE, 536870912).

-define(store_proc_name(N), rabbit_misc:store_proc_name(?MODULE, N)).

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