[Samba] Fwd: win bind extremely slow after Upgrade to 4.2

Oliver Werner oliver.werner at kontrast.de
Wed May 4 08:29:02 UTC 2016


i have now try some other options:

- Fresh install of Samba AD Member
- rejoin Member
- change from winbindd to winbind

But nothing helps. Also really slow



time ls -lisa /daten/samba/
insgesamt 48
8222  4 drwxrwxrwx  8 postmaster.postmaster kontrast_ws_quack_fischer  4096 Mai  3 15:52 .
   2  4 drwxr-xr-x 12 root                  root                       4096 Jan 25 15:30 ..
 145 12 -rwxr--r--  1 oliver.werner         domain users              10244 Mai  4 07:11 .DS_Store
1173  4 -rwxr--r--  1 oliver.werner         domain users               4096 Apr 27 10:14 ._.DS_Store
8624  4 drwxr-xr-x  3 oliver.werner         domain users               4096 Apr 27 10:38 Neuer Ordner
8636  4 drwxr-xr-x  2 oliver.werner         domain users               4096 Mai  3 15:52 Neuer Ordner 2
8637  4 drwxr-xr-x  2 oliver.werner         domain users               4096 Mai  3 15:52 Neuer Ordner 3
8638  4 drwxr-xr-x  2 oliver.werner         domain users               4096 Mai  3 15:52 Neuer Ordner 4
8639  4 drwxr-xr-x  2 oliver.werner         domain users               4096 Mai  3 15:52 Neuer Ordner 5
8640  4 drwxr-xr-x  2 oliver.werner         domain users               4096 Mai  3 15:52 Neuer Ordner 6

real	0m11.759s
user	0m0.004s
sys	0m0.000s



time id oliver.werner
uid=10150(oliver.werner) gid=10009(domain users) Gruppen=10009(domain users),1396(kontrastvpn_it),1088(kontrast_administration),1344(kontrast_alpina),1393(kontrast_bdsg),1028(kontrast_intern),1070(kontrast_medien_foto),1053(kontrast_medien_video),1096(kontrast_obi),1359(kontrast_terminal),1105(kontrast_vemas),1025(kontrast_vodafone_d2),1326(kontrast_webadminlive),1363(kontrast_ingenhoven_architects),1364(kontrast_jw_ostendorf),1101(BUILTIN\users),1100(BUILTIN\administrators)

real	0m13.560s
user	0m0.000s
sys	0m0.004s

time wbinfo -u | wc -l
0

real	0m10.037s
user	0m0.008s
sys	0m0.000s
OLIVER WERNER
Systemadministrator





Kontrast Communication Services GmbH
Grafenberger Allee 100, 40237 Düsseldorf, Germany

Fon  +49-211-91505-500
Fax  +49-211-91505-530
www.kontrast.de <http://www.kontrast.de/>

Amtsgericht Düsseldorf: HRB 26934
Geschäftsführer: Joachim Fischer, Anja Grote-Lutter, Leontine van der Vlist

 <https://www.facebook.com/kontrast.communication>     <https://twitter.com/KONTRAST_de>     <http://www.xing.com/companies/kontrastcommunicationservicesgmbh>     <http://www.linkedin.com/company/kontrast-communication-services-gmbh>     <https://vimeo.com/kontrastcs>     <http://instagram.com/kontrast_de>

Note: The information contained in this message may be privileged and confidential and protected from disclosure. If the reader of this message is not the intended recipient, or an employee or agent responsible for delivering this message to the intended recipient, you are hereby notified that any dissemination, distribution or copying of this communication is strictly prohibited. If you have received this communication in error, please notify us immediately by replying to the message and deleting it from your computer.

Please consider the environment and only print this if required.


> Anfang der weitergeleiteten Nachricht:
> 
> Von: Oliver Werner <oliver.werner at kontrast.de>
> Betreff: win bind extremely slow after Upgrade to 4.2
> Datum: 27. April 2016 um 09:36:01 MESZ
> An: samba at lists.samba.org
> 
> Hi,
> 
> we have upgrade an Samba Member (DCs already upgraded) from Samba 4.1.17 to Samba 4.2.10.
> 
> On DCs work fine after install winbind.
> 
> But our member extremely slow.
> 
> Connect to the Share takes 2-3 minutes and directory listing need 2-5 minutes.
> 
> 
> wbinfo -u takes around 20 seconds and will not return output
> 
> wbinfo -g takes 3 seconds and show my groups
> 
> id user.name takes 20 seconds and shows information  of the user and its groups
> 
> 
> smb.conf for samba member:
> 
> [global]
>        netbios name = PL0024
>        security = ADS
>        workgroup = HQKONTRAST
>        realm = hq.kontrast
> 
>        log file = /var/log/samba/%m.log
>        log level = 1
> 
>        dedicated keytab file = /etc/krb5.keytab
>        kerberos method = secrets and keytab
>        winbind refresh tickets = yes
> 
>        winbind trusted domains only = no
>        winbind use default domain = yes
>        winbind enum users  = yes
>        winbind enum groups = yes
>       winbind cache time = 60
> 
> 
>        # Default idmap config used for BUILTIN and local accounts/groups
>        idmap config *:backend = tdb
>        idmap config *:range = 500-1023
> 
>        # idmap config for domain HQKONTRAST
>        idmap config HQKONTRAST:backend = ad
>        idmap config HQKONTRAST:schema_mode = rfc2307
>        idmap config HQKONTRAST:range = 1024-99999
> 
>        # Use settings from AD for login shell and home directory
>        winbind nss info = rfc2307
> 
> smb.conf DC:
> 
> [global]
> 	workgroup = HQKONTRAST
> 	realm = HQ.KONTRAST
> 	netbios name = VL0227
> 	server role = active directory domain controller
> 	idmap_ldb:use rfc2307 = yes
> 	interfaces = eth0:35 eth0:38
>   	bind interfaces only=yes
> 	log level = 3
> 
> 	ldap server require strong auth = no
> 
> 	tls enabled  = yes
> 	tls keyfile  = /var/lib/samba/private/tls/key.pem
> 	tls certfile = /var/lib/samba/private/tls/cert.pem
> 	tls cafile   = /var/lib/samba/private/tls/ca.pem
> 
> [netlogon]
> 	path = /var/lib/samba/sysvol/hq.kontrast/scripts
> 	read only = No
> 
> [sysvol]
> 	path = /var/lib/samba/sysvol
> 	read only = No
> 
> 
> 
> 
> 
> 
> OLIVER WERNER
> Systemadministrator
> 
> 
> 
> 
> 
> Kontrast Communication Services GmbH
> Grafenberger Allee 100, 40237 Düsseldorf, Germany
> 
> Fon  +49-211-91505-500
> Fax  +49-211-91505-530
> www.kontrast.de <http://www.kontrast.de/>
> 
> Amtsgericht Düsseldorf: HRB 26934
> Geschäftsführer: Joachim Fischer, Anja Grote-Lutter, Leontine van der Vlist
> 
>  <https://www.facebook.com/kontrast.communication>     <https://twitter.com/KONTRAST_de>     <http://www.xing.com/companies/kontrastcommunicationservicesgmbh>     <http://www.linkedin.com/company/kontrast-communication-services-gmbh>     <https://vimeo.com/kontrastcs>     <http://instagram.com/kontrast_de>
> 
> Note: The information contained in this message may be privileged and confidential and protected from disclosure. If the reader of this message is not the intended recipient, or an employee or agent responsible for delivering this message to the intended recipient, you are hereby notified that any dissemination, distribution or copying of this communication is strictly prohibited. If you have received this communication in error, please notify us immediately by replying to the message and deleting it from your computer.
> 
> Please consider the environment and only print this if required.
> 
> 

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