it runs special "/usr/sbin/nssldap-update-ignoreusers" script only on reboot.
This script adds exceptions for system users. Hangs appear when your systemd was not rebooted correctly or by power loss. I can recommend you to add this script into cron job.
This stuff should be fixed by this init:
/etc/init. d/libnss- ldap
it runs special "/usr/sbin/ nssldap- update- ignoreusers" script only on reboot.
This script adds exceptions for system users. Hangs appear when your systemd was not rebooted correctly or by power loss. I can recommend you to add this script into cron job.