Created attachment 11930 [details] 8 Threads mount test. Occasionally unable to mount shares. First found: Starting up switch with 8 devices connected, only 6 was able to connect to the share. If a remount is ordered the devices are able to mount the share. Reproduce: Create N different threads which each are trying to continuously mount a share on the server and then unmount it. Using Debian Jessie mount.cifs to mount the shares. attaching log file for a test session with 8 threads which ended as soon as the first mount attempt failed.