42 Posts In Total

2020 Aug

Photo by Guido Jansen

Introduction to Lua-Land CPU Flame Graphs

What is a Flame Graph Simple Lua samples Complicated Lua applications... Read More »

Photo by Elena Mozhvilo

Memory Fragmentation in OpenResty and Nginx's Shared Memory Zones

An empty zone Filling entries of similar sizes Deleting odd-numbered keys... Read More »

Photo by Jose G. Ortega Castro

How OpenResty and Nginx Shared Memory Zones Consume RAM

Slabs and pages What is allocated is not what is paid for Fake Memory Leaks... Read More »