SSSD: Child was terminated by own WATCHDOG
Issue
slow ssh login
sssd wrong identify group
sudo access failed to AD user
this error message appear in
/var/log/message
sssd[1149276]: tkey query failed: GSSAPI error: Major = Unspecified GSS failure. Minor code may provide more information, Minor = Server not found in Kerberos database.
Root Cause
Enable debug_level = 9 in sssd.conf
sssd[3773821]: Child [3799056] ('example.com':'%BE_example.com') was terminated by own WATCHDOG. Consult corresponding logs to figure out the reason.
Resolution
add this options in sssd.conf
[domain/example.com]
timeout = 30
then restart sssd.