Comment 6 for bug 375669

Thanks again Chuck, I confirmed that I'm still experiencing this problem,

[...]
Oct 9 17:06:45 juno cron[3219]: nss_ldap: could not connect to any LDAP server as cn=admin,dc=artefactual,dc=com - Can't contact LDAP server
Oct 9 17:06:45 juno cron[3219]: nss_ldap: failed to bind to LDAP server ldap://ldap.artefactual.com: Can't contact LDAP server
Oct 9 17:06:45 juno cron[3219]: nss_ldap: reconnecting to LDAP server...
Oct 9 17:06:45 juno cron[3219]: nss_ldap: could not connect to any LDAP server as cn=admin,dc=artefactual,dc=com - Can't contact LDAP server
Oct 9 17:06:46 juno cron[3219]: nss_ldap: failed to bind to LDAP server ldap://ldap.artefactual.com: Can't contact LDAP server
Oct 9 17:06:47 juno cron[3219]: nss_ldap: reconnecting to LDAP server (sleeping 1 seconds)...
Oct 9 17:06:47 juno cron[3219]: nss_ldap: could not connect to any LDAP server as cn=admin,dc=artefactual,dc=com - Can't contact LDAP server
Oct 9 17:06:47 juno cron[3219]: nss_ldap: failed to bind to LDAP server ldap://ldap.artefactual.com: Can't contact LDAP server
Oct 9 17:06:48 juno cron[3219]: nss_ldap: could not search LDAP server - Server is unavailable
[...]

- and that I still experience this problem after adding [UNAVAIL=return] to /etc/nsswitch.conf

Here's my complete /etc/nsswitch.conf, http://www.sfu.ca/~jdbates/tmp/ubuntu/200910100/nsswitch.conf