Shared memory segments are note removed after process exit

I'm running a tandem of Xvfb + x11vnc on a headless box. x11vnc runs as _x11 user. This stack works pretty well for me until one of the processes restarts. When Xvfb restarts, it no longer enabled SHM extension. # Xvfb MIT-SHM extension disabled due to lack of kernel support When I check

Re: Shared memory segments are note removed after process exit

On Sat, 06 Feb 2021 01:43:09 +, Chris Narkiewicz wrote: > When I check ipcs, I see a lot of shm segments: > > # ipcs | grep _x11 | grep wc -l > 137 > > Both processes are dead at this stage, so I'm not sure why those shm > segments are not collected? This is expected behavior. Shared memory