Changes in / [6f302cd:8a13c47]

Location:

benchmark

Files:

• Makefile.am (modified) (2 diffs)
• Makefile.in (modified) (1 diff)
• ctxswitch/node_await.js (modified) (1 diff)

benchmark/Makefile.am

@@ -11 +11 @@
 ## Created On       : Sun May 31 09:08:15 2015
 ## Last Modified By : Peter A. Buhr
-## Last Modified On : Sat Jan 25 09:20:44 2020
-## Update Count     : 255
+## Last Modified On : Thu Jan 23 12:42:58 2020
+## Update Count     : 253
 ###############################################################################
 
@@ -89 +89 @@
 ctxswitch_rust_thread_DURATION = $(ctxswitch_pthread_DURATION)
 ctxswitch_cfa_generator_DURATION = 5000000000
-ctxswitch_nodejs_await_DURATION = 5000000
+ctxswitch_nodejs_await_DURATION = 1000000 # otherwise out of memory
 ctxswitch_DURATION = 100000000
 

benchmark/Makefile.in

@@ -426 +426 @@
 ctxswitch_rust_thread_DURATION = $(ctxswitch_pthread_DURATION)
 ctxswitch_cfa_generator_DURATION = 5000000000
-ctxswitch_nodejs_await_DURATION = 5000000
+ctxswitch_nodejs_await_DURATION = 1000000 # otherwise out of memory
 ctxswitch_DURATION = 100000000
 

benchmark/ctxswitch/node_await.js

@@ -1 @@
-var times = 5000000
+var times = 1000000
 var argc = process.argv.length // node, path
 if ( argc > 3 ) process.exit( 1 )
 if ( argc == 3 ) times = Number( process.argv[2] )
 
-function instant() {
-     return new Promise(function(rs) {
-         setImmediate(rs);
-     });
+var p = new Promise(
+    function( rs ) {
+                resolve = rs;
+    }
+);
+
+for ( var i = 0; i < times; i += 1 ) {
+    p = p.then(
+                () => { return }
+    );
 }
 
-async function l() {
-    var hrstart = process.hrtime()
-    for ( var i = 0; i < times; i += 1 )
-         await instant();
-        hrend = process.hrtime( hrstart )
-        var dur = (1000000000 * hrend[0] + hrend[1]) / times
-        console.log( dur )
-}
+p = p.then(
+    () => {
+                hrend = process.hrtime( hrstart )
+                var dur = (1000000000 * hrend[0] + hrend[1]) / times
+                console.log( dur )
+    }
+);
 
-l();
+var hrstart = process.hrtime()
+resolve();
 
 // Local Variables: //