On Mon, 2012-12-03 at 15:42 -0500, Qing Chang wrote: > On 03/12/2012 10:12 AM, Dmitri Pal wrote: > > On 12/02/2012 11:37 AM, Jakub Hrozek wrote: > >> On Sat, Dec 01, 2012 at 10:01:55PM -0500, Qing Chang wrote: > >>> On 30/11/2012 7:30 PM, Dmitri Pal wrote: > >>>> On 11/30/2012 05:21 PM, Qing Chang wrote: > >>>>> my dovecot IMAP server would randomly lose memory of users, as an > >>>>> example: > >>>>> > >>>>> Samba/NFS server knows this user: > >>>>> [root@smb2 shassan]# getent passwd bqiang > >>>>> bqiang:*:47105:471:Beiping Qiang:/home2/bqiang:/bin/tcsh > >>>>> > >>>>> But dovecot server does not: > >>>>> [root@dovecot2 ~]# getent passwd bqiang > >>>>> > >>>>> Only when I apply this: > >>>>> [root@dovecot2 ~]# \rm /var/lib/sss/db/cache_sri.utoronto.ca.ldb > >>>>> [root@dovecot2 ~]# service sssd restart > >>>>> > >>>>> It gets it: > >>>>> [root@dovecot2 ~]# getent passwd bqiang > >>>>> bqiang:*:47105:471:Beiping Qiang:/home2/bqiang:/bin/tcsh > >>>>> > >>>>> So far I have to deal with this for three users. It's quite possible > >>>>> that there are more than 3 that are affected, they were just patient > >>>>> enough to wait until dovecot "recovers its memory". > >>>>> > >>>>> ===== > >>>>> sssd.x86_64 1.8.0-32.el6 > >>>>> @rhel-x86_64-server-6 > >>>>> sssd-client.x86_64 1.8.0-32.el6 > >>>>> @rhel-x86_64-server-6 > >>>>> ===== > >>>>> > >>>>> Your help is much appreciated. > >>>>> > >>>>> Thanks, > >>>>> Qing > >>>>> > >>>> Can it be because hierarchy changes in some way? > >>> I assume this is not a question for me? Please explain if it is, I do not > >>> have a clue what this is. > >> I think that Dmitri was asking if the group membreships may have changed > >> on the server between the two lookups. In other words, was the user > >> added to or removed from some groups on the server? > > Correct but not only this. > > Have the nesting of the groups the user is in changed in any way? > > For example a group was moved from one parent group to another. > I am no using nested groups. > > It happened to one of the three users today, I was putting in change for > increasing > log level, by doing "service sssd restart", like Simo suspected, that along > brought > back the memory:-( But I have to wait for another occurrence to catch the bug > in > action... > > Will report back.
Hi this is already valuable feedback, thanks a lot, focuses the problem in the nss responder. Simo. -- Simo Sorce * Red Hat, Inc * New York _______________________________________________ sssd-devel mailing list sssd-devel@lists.fedorahosted.org https://lists.fedorahosted.org/mailman/listinfo/sssd-devel