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aquatic_ws: deserialize InMessage with simd-json for performance

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From 18% to 13% CPU time during load test run.

Criterion benchmark of deserialization got about 90% improvement.
This commit is contained in:
Joakim Frostegård 2020-08-11 06:32:51 +02:00
parent 539cf03f93
commit 5d40954936
11 changed files with 1098 additions and 1031 deletions
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22
aquatic_ws_protocol/src/lib.rs
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@ -258,16 +258,18 @@ pub enum InMessage {
impl InMessage {
#[inline]
pub fn from_ws_message(ws_message: &tungstenite::Message) -> ::anyhow::Result<Self> {
use tungstenite::Message::{Text, Binary};
pub fn from_ws_message(
ws_message: &mut tungstenite::Message
) -> ::anyhow::Result<Self> {
use tungstenite::Message::Text;
let text = match ws_message {
Text(text) => text,
Binary(bytes) => ::std::str::from_utf8(bytes)?,
_ => return Err(anyhow::anyhow!("Message is neither text nor bytes")),
let text: &mut str = if let Text(text) = ws_message {
text
} else {
return Err(anyhow::anyhow!("Message is not text"));
};
::serde_json::from_str(text).context("serialize with serde")
::simd_json::serde::from_str(text).context("deserialize with serde")
}
pub fn to_ws_message(&self) -> ::tungstenite::Message {
@ -521,9 +523,9 @@ mod tests {
#[quickcheck]
fn quickcheck_serde_identity_in_message(in_message_1: InMessage) -> bool {
let ws_message = in_message_1.to_ws_message();
let mut ws_message = in_message_1.to_ws_message();
let in_message_2 = InMessage::from_ws_message(&ws_message).unwrap();
let in_message_2 = InMessage::from_ws_message(&mut ws_message).unwrap();
let success = in_message_1 == in_message_2;
@ -660,4 +662,4 @@ mod tests {
success
}
}
}