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winston and buffers
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var sleep = require('system-sleep'); | |
var winston = require('winston'); | |
require('winston-papertrail').Papertrail | |
const winstonConsole = new winston.transports.Console() | |
const winstonPapertrail = new winston.transports.Papertrail({ | |
host: 'logsN.papertrailapp.com', | |
port: xxxxx, | |
flushOnClose: true, | |
}) | |
const logger = new winston.Logger({ | |
transports: [winstonConsole, winstonPapertrail], | |
}); | |
function blockCpuFor(ms,callback) { | |
var start = new Date().getTime(); | |
var result = 0 | |
while(true) { | |
result += Math.random() * Math.random(); | |
time_so_far = new Date().getTime() - start | |
if (time_so_far > ms){ | |
callback() | |
return; | |
} | |
} | |
} | |
function displayProgress() { | |
const message = `It's ${new Date()}` | |
logger.info(message) | |
} | |
function test_buffer(i){ | |
blockCpuFor(2000,displayProgress) | |
sleep(1000); // 1 second | |
return i | |
}; | |
//create an array of length 5 | |
var foo = []; | |
for (var i = 1; i <= 5; i++) { | |
foo.push(i); | |
} | |
var bar = foo.map(test_buffer) |
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