What were you trying to do that didn't work?

automount a file system

Please provide the package NVR for which bug is seen:

autofs-5.1.7-55.el9.x86_64

How reproducible:

It has happened three times now on our web server about a two weeks apart.

Steps to reproduce

1. Unsure - regularly mount and unmount file systems
2.  
3.  

Expected results

No mount failures

Actual results

Apr 22 17:03:55 automount[1090]: open_pipe:161: failed to open pipe: Too many open files
Apr 22 17:04:40 automount[1090]: add_host_addrs: hostname lookup for FQDN failed: System error
Apr 22 17:05:43 automount[1090]: open_pipe:161: failed to open pipe: Too many open files
Apr 22 17:05:44 automount[1090]: open_pipe:161: failed to open pipe: Too many open files
Apr 22 17:07:41 automount[1090]: set_tsd_user_vars: failed to get passwd info from getpwuid_r
Apr 22 17:07:41 automount[1090]: open_fopen_r:211: failed to open file: Too many open files
Apr 22 17:07:41 automount[1090]: nsswitch_parse:172: couldn't open /etc/nsswitch.conf