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| author | Matthias Radestock <matthias@rabbitmq.com> | 2011-09-30 23:06:03 +0100 |
|---|---|---|
| committer | Matthias Radestock <matthias@rabbitmq.com> | 2011-09-30 23:06:03 +0100 |
| commit | e1eed03eecce965ac932f218b62c6ac801eb73d0 (patch) | |
| tree | e11e630edfef14b2650df05bc728b5ad8c63a407 | |
| parent | 97bee7c008aec26fa9cae79b0f0d10307350b530 (diff) | |
| download | rabbitmq-server-git-e1eed03eecce965ac932f218b62c6ac801eb73d0.tar.gz | |
avoid creation of intermediate binaries by using io_lists
This is worth 1-2% with "MCM -a" and two Erlang schedulers
| -rw-r--r-- | src/rabbit_binary_generator.erl | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/src/rabbit_binary_generator.erl b/src/rabbit_binary_generator.erl index 68511a326c..75d7edf463 100644 --- a/src/rabbit_binary_generator.erl +++ b/src/rabbit_binary_generator.erl @@ -122,10 +122,9 @@ build_content_frames(SizeAcc, FramesAcc, FragSizeRem, FragAcc, build_heartbeat_frame() -> create_frame(?FRAME_HEARTBEAT, 0, <<>>). -create_frame(TypeInt, ChannelInt, PayloadBin) when is_binary(PayloadBin) -> - [<<TypeInt:8, ChannelInt:16, (size(PayloadBin)):32>>, PayloadBin, <<?FRAME_END>>]; create_frame(TypeInt, ChannelInt, Payload) -> - create_frame(TypeInt, ChannelInt, list_to_binary(Payload)). + [<<TypeInt:8, ChannelInt:16, (iolist_size(Payload)):32>>, Payload, + ?FRAME_END]. %% table_field_to_binary supports the AMQP 0-8/0-9 standard types, S, %% I, D, T and F, as well as the QPid extensions b, d, f, l, s, t, x, |