Page 139 - Nodejs 교과서 개정2판

const start = Date.now();

crypto.pbkdf2(pass, salt, 1000000, 128, 'sha512', () => {
console.log('1:', Date.now() - start);
});

crypto.pbkdf2(pass, salt, 1000000, 128, 'sha512', () => {
console.log('2:', Date.now() - start);
});

crypto.pbkdf2(pass, salt, 1000000, 128, 'sha512', () => {
console.log('3:', Date.now() - start);
});

crypto.pbkdf2(pass, salt, 1000000, 128, 'sha512', () => {
console.log('4:', Date.now() - start);
});

crypto.pbkdf2(pass, salt, 1000000, 128, 'sha512', () => {
console.log('5:', Date.now() - start);
});

crypto.pbkdf2(pass, salt, 1000000, 128, 'sha512', () => {
console.log('6:', Date.now() - start);
});

crypto.pbkdf2(pass, salt, 1000000, 128, 'sha512', () => {
console.log('7:', Date.now() - start);
});

crypto.pbkdf2(pass, salt, 1000000, 128, 'sha512', () => {
console.log('8:', Date.now() - start);
});

콘솔

$ node threadpool
4: 1548
2: 1583
1: 1590
3: 1695
6: 3326
5: 3463
7: 3659
8: 3682