An OpenResty Worker Stuck in an Infinite Loop: How We Found a Missing LuaJIT ARM64 Instruction
A production investigation into 100% CPU usage, a missing ARM64 store instruction, and an incorrect load/store merge in LuaJIT.
THE ARCHIVE
Engineering practice, learning notes, and ideas worth keeping.
A production investigation into 100% CPU usage, a missing ARM64 store instruction, and an incorrect load/store merge in LuaJIT.