When I restart systemd in docker container A, /dev/XXX's access will be changed. For example:before:docker exec -it xxxx bash chmod 755 /dev/random do:docker restart xxxxafter:docker exec -it xxxx bash/dev/random will be changed to 0666 where position systemd modify this in systemd source code? Is this logically?Is this relate to systemd-udevd? Execute /usr/lib/systemd/systemd-udevd? [Yes, No, Skip] [**    ] (4 of 6) A start job is running for Create Volatile Files and Directories (3min 48s / no limit)y[***   ] (5 of 6) A start job is running for Mark the need to relabel after reboot (3min 49s / no limit)(src/core/manager.c:1519) Got notification message for unit -.slice(src/core/manager.c:1519) Got notification message for unit systemd-udevd.service(src/core/service.c:2741) systemd-udevd.service: Got notification message from PID 503 (READY=1)(src/core/service.c:2785) systemd-udevd.service: got READY=1(src/core/service.c:878) systemd-udevd.service changed start -> running(src/core/job.c:811) Job systemd-udevd.service/start finished, result=done[  OK  ] Started udev Kernel Device Manager.
systemd /dev/xx access changed when restart systemd
systemd