This looks more like a compatibility issue between the AppDynamics PHP agent and Alpine’s musl-based environment. The __vsnprintf_chk error suggests the agent expects glibc-related symbols that Alpine doesn’t provide. I’d check whether AppDynamics officially supports Alpine for this PHP agent, or consider using a Debian-based PHP image instead. If you’re working on an editing app  container, that may also be an easier base environment for the agent. ... View more