..:: Source code - fs-async3.js ::..

/*
Third way of writing fs-async.js
 */

//load modules
var fs = require('fs');


var callback = {
	kallme: function(err, content){
				console.log(content);
			}
}

//asynchronous file reading
fs.readFile('./testfiles/largefile800mb.txt', callback.kallme);

console.log('Do something else!');
 

..:: NodeJS Console - fs-async3.js ::..

$ node fs-async3.js
Do something else!
undefined
$ps -aux | grep node (list all node processes)
sasa        1208  0.3  0.4 1309952 75484 ?       Ssl   2025 1595:39 node /home/sasa/dex8/dex8-panel/server/index.js
sasa        1236  0.5  0.6 11822388 99908 ?      Ssl   2025 2519:50 node /home/sasa/mikosoft_hr/www-mikosoft-hr/server/index.js
sasa        1257  0.3  0.4 1308260 74344 ?       Ssl   2025 1614:58 node /home/sasa/mikosoft-info/www-mikosoft-info/server/index.js
sasa        1289  0.3  0.4 1301856 69276 ?       Ssl   2025 1591:06 node /home/sasa/dex8/dex8-kiosk/server/index.js
sasa        1363  4.2  3.3 12266964 551724 ?     Ssl   2025 20385:28 node /home/sasa/voovuu/voovuu-pub/server/index.js
sasa        1886  7.6  4.2 12349736 690932 ?     Ssl   2025 36841:44 node /home/sasa/mikosoft-info/crypto-mikosoft-info/server/index.
sasa     1214480  0.3  0.7 22311168 124144 ?     Ssl   2025 1398:21 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214483  0.3  0.3 1101568 64208 ?       Ssl   2025 1285:17 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214536  0.3  0.3 1100804 64320 ?       Ssl   2025 1283:33 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214544  0.3  0.3 1102568 65336 ?       Ssl   2025 1294:09 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214588  0.3  0.3 1102340 65388 ?       Ssl   2025 1287:36 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214617  0.3  0.4 1102208 65796 ?       Ssl   2025 1283:00 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214641  0.3  0.3 1166184 63916 ?       Ssl   2025 1274:31 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1214671  0.3  0.3 1100640 62908 ?       Ssl   2025 1268:22 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1215731  0.9  0.7 11847236 124784 ?     Ssl   2025 3503:47 node /home/sasa/dex8/dex8-api/starter.js
sasa     1216489  0.3  0.3 1101560 63980 ?       Ssl   2025 1283:37 node /home/sasa/dex8/dex8-worker/starter.js
sasa     1399960  0.8  0.6 11808484 110204 ?     Ssl  Apr20 1941:11 node /home/sasa/dex8/dex8-www/server/index.js
sasa     1631573  0.5  0.4 1304256 81764 ?       Ssl  May31 826:13 node /home/sasa/.pm2/modules/pm2-logrotate/node_modules/pm2-logr
sasa     1824679  0.4  0.5 11798848 84432 ?      Ssl  Aug15 250:34 node /home/sasa/kriptus/kriptus-panel/server/index.js
www-data 1834479  0.0  0.0   2608   600 ?        S    10:39   0:00 sh -c ps -aux | grep node
www-data 1834481  0.0  0.0   3304   656 ?        S    10:39   0:00 grep node
sasa     2448036  1.3  0.9 11857272 159784 ?     Ssl  Aug21 610:02 node /home/sasa/miko/miko-hr/server/index.js
sasa     2628167  0.7  0.8 1176284 131128 ?      Ssl   2025 3653:26 node /home/sasa/voovuu/voovuu-api/starter.js
sasa     2663246  2.3  0.7 11875328 128564 ?     Ssl  Aug23 1011:42 node /home/sasa/kriptus/kriptus-api/starter.js
sasa     3168557  0.6  0.6 11828828 104644 ?     Rsl   2025 2828:40 node /home/sasa/mikosoft-info/dodo-mikosoft-info/server/index.js
sasa     3169051  0.5  0.5 11799488 82992 ?      Ssl   2025 2330:22 node /home/sasa/@mikosoft/dodo-examples/server/index.js
sasa     3264954  0.6  0.5 1332864 85256 ?       Ssl  Feb21 2126:07 node /home/sasa/mikosoft-info/api-mikosoft-info/starter.js
sasa     3358795  0.6  0.5 1266136 88364 ?       Ssl  Aug29 220:43 node /home/sasa/miko/miko-hr/api/starter.js
sasa     3809381  0.3  0.5 11805476 95296 ?      Ssl  Sep02 100:44 node /home/sasa/dex8/dex8-worker/starter.js