Created
September 15, 2012 06:40
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improved version test nodejs performance
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var fs = require('fs'); | |
var from = new Date().getTime(); | |
var waiting = 0; | |
fs.readFile("test.mp4",function(err, data) { | |
if(err) | |
console.log("read error: ", err); | |
else { | |
for (var i = 1; i <= 10; i++) { | |
waiting ++; | |
fs.writeFile(__dirname + "/new.mp4", data , function(err) { | |
if(err) { | |
console.log("write error: ", err); | |
} else { | |
waiting --; | |
complete(); | |
} | |
}); | |
} | |
} | |
}); | |
function complete() { | |
if (!waiting) { | |
console.log("length: ", (new Date().getTime() - from)/1000); | |
} | |
} |
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console.log("Start", new Date().getTime());
var fs = require('fs');
for (var i = 1; i < 10; i++) {
fs.readFile("test.mp4",function(err, data) {
if(err)
console.log("read error: ", err);
else {
fs.writeFile(__dirname + "/new.mp4", data , function(err) {
if(err) {
console.log("write error: ", err);
}
});
}
});
};
process.on('exit', function () {
console.log("Finished", new Date().getTime());
});