1# Heap Stats 2 3Heap stats is a HTML-based tool for visualizing V8-internal object statistics. 4For example, the tool can be used to visualize how much heap memory is used for 5maintaining internal state versus actually allocated by the user. 6 7The tool consumes log files produced by d8 (or Chromium) by passing 8`--trace-gc-object-stats` or a trace captured using Chrome's tracing 9infrastructure. Chrome trace files can either be processed as gzip or raw text 10files. 11 12 13Hosting requires a web server, e.g.: 14 15 cd tools/heap-stats 16 python -m SimpleHTTPServer 8000 17