Last active

Embed URL

HTTPS clone URL

SSH clone URL

You can clone with HTTPS or SSH.

Download Gist
View leak.js
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
var zlib = require('zlib');
 
 
var iteration = 0;
var maxRss = 0;
 
(function leak() {
 
if (iteration % 1000 === 0) {
var usage = process.memoryUsage();
maxRss = Math.max(maxRss, usage.rss);
console.log('MEMORY USAGE current: ' + JSON.stringify(usage) + '; max rss: ' + maxRss + '; iteration: ' + iteration);
}
iteration++;
 
zlib.gzip('this is some test data', function() {
process.nextTick(leak);
});
})();
Owner

This gist demonstrates a bad behavior of zlib, where RSS will grow to very high levels rapidly. in my tests, within a handful of seconds RSS is well over 500MB. This repros on node 0.8.18. It is fixed in 0.9.8.

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Something went wrong with that request. Please try again.