Rob Sayre suggested TechCrunch to me as a good stress test for Firefox’s memory usage: {sayrer} take a look at techcrunch.com if you have a chance. that one is brutal. So I measured space usage with Massif for a single TechCrunch tab, on 64-bit Linux. Here’s the high-level result: 34.65% (371,376,128B) _dl_map_object_from_fd (dl-load.c:1199) 21.14% (226,603,008B) … Continue reading Memory profiling Firefox on TechCrunch