[Dovecot] "failed to map segment from shared object: Cannot allocate memory"

[Timo Sirainen]

On Tue, 2009-02-10 at 09:52 +0100, Vegard Svanberg wrote:
> >From /var/log/auth.log (Dovecot 1.1.4 on Ubuntu 8.10): 
> 
> Feb 10 08:29:06 home dovecot-auth: PAM unable to dlopen(/lib/security/pam_ck_connector.so): libdbus-1.so.3: failed to map segment from shared object: Cannot allocate memory
> Feb 10 08:29:06 home dovecot-auth: PAM adding faulty module: /lib/security/pam_ck_connector.so
> 
> English, please? :) Strangely, it seemed to disappear after increasing
> login_processes_count, login_max_processes_count and/or
> auth_worker_max_count.

Seems like a PAM memory leak. You probably just delayed the error by
increasing auth_worker_max_count. The right fix is most likely to set
auth_worker_max_request_count to a non-zero value (maybe 10 or 100).

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