Hi UFHH01,
root@prod:~# mount | grep shm
none on /run/shm type tmpfs (rw,nosuid,nodev,relatime)
tmpfs on /run/shm type tmpfs (rw,relatime)
root@prod:~# mount | grep tmpfs
udev on /dev type devtmpfs (rw,relatime,size=4082828k,nr_inodes=1020707,mode=755)
tmpfs on /run type tmpfs...