http2: making sending to the socket more efficient

PR-URL: https://github.com/nodejs/node/pull/15693
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Anatoli Papirovski <apapirovski@mac.com>

1 files changed, 12 insertions, 2 deletions

diff --git a/benchmark/http2/write.js b/benchmark/http2/write.js
index 03fe128c6b6..20deff8930b 100644
--- a/benchmark/http2/write.js
+++ b/benchmark/http2/write.js
@@ -6,17 +6,27 @@ const PORT = common.PORT;
 const bench = common.createBenchmark(main, {
   streams: [100, 200, 1000],
   length: [64 * 1024, 128 * 1024, 256 * 1024, 1024 * 1024],
+  size: [100000]
 }, { flags: ['--expose-http2', '--no-warnings'] });
 
 function main(conf) {
   const m = +conf.streams;
   const l = +conf.length;
+  const s = +conf.size;
   const http2 = require('http2');
   const server = http2.createServer();
   server.on('stream', (stream) => {
     stream.respond();
-    stream.write('ü'.repeat(l));
-    stream.end();
+    let written = 0;
+    function write() {
+      stream.write('ü'.repeat(s));
+      written += s;
+      if (written < l)
+        setImmediate(write);
+      else
+        stream.end();
+    }
+    write();
   });
   server.listen(PORT, () => {
     bench.http({