[Dovecot] Dovecot hanging up with many defunct processes

[Benjamin Dabelow]

Hi Mayank,

Mayank Joshi schrieb:
> dovecot-auth, imap-login and imap were all defunct. The system is using
> pam_ldap and nss_ldap to authenticate users to a Windows 2003 Active
> Directory. Immediate restart of dovecot solved the problem for me that day,
> however since then it's been about 3 times that I've faced this problem.
> After visiting various forums I came to know one thing, that it has
> something to do with pam_ldap and nss_ldap. However with UW-IMAP we were
> using the same setup and we didn't find any problems there.

>         Following is the system details:

>      passdb:
>          driver: pam

Not sure if it will solve your problem, but you probably want to set
    args = blocking=yes
in your passdb or switch to direct LDAP queries.

http://wiki.dovecot.org/PasswordDatabase/PAM#head-71368e6eb385969ff27fcda066555b9c05822c09

	Benjamin

-- 
Benjamin Dabelow                      benjamin at dabelow.eu

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