[Dovecot] 1.1.16 stops authenticating users after several days

[Timo Sirainen]

On Jun 19, 2009, at 10:25 AM, Juergen Obermann wrote:

> Jun 15 08:35:23 minerva dovecot-auth[20831]: [ID 401707 user.error]  
> open_module:
> /usr/lib/security/pam_unix_account.so.1 failed: ld.so.1: dovecot- 
> auth: fatal:
> /usr/lib/security/pam_unix_account.so.1: open failed: No such file  
> or directory
> Jun 15 08:35:23 minerva dovecot-auth[20831]: [ID 487707 user.error]
> load_modules: can not open module /usr/lib/security/ 
> pam_unix_account.so.1
> Jun 15 08:35:23 minerva dovecot: [ID 107833 local0.error] auth- 
> worker(default):
> pam(gp1071,134.176.2.89): pam_acct_mgmt() failed: Dlopen failure

Probably leaks memory? Try setting this to some non-zero value:

# Number of auth requests to handle before destroying the process.  
This may
# be useful if PAM plugins leak memory.
#auth_worker_max_request_count = 0