Samba ADS Users Unable To Authenticate And Log File log.wb-DOMAIN Reports Reducing LDAP page size from nnn to nnn due to IO_TIMEOUT

(Doc ID 1591507.1)

Last updated on AUGUST 01, 2016

Applies to:

Solaris Operating System - Version 10 3/05 to 10 1/13 U11 [Release 10.0]
Information in this document applies to any platform.

Symptoms

Solaris 10 Samba Server using ADS security mode had users unable to successfully authenticate to access Samba shares.

Winbind commands such as the wbinfo commands shown would return the error WBC_ERR_DOMAIN_NOT_FOUND

wbinfo -u

wbinfo --user-info=domain\\administrator

wbinfo -i domain\\administrator

failed to call wbcGetpwnam: WBC_ERR_DOMAIN_NOT_FOUND
Could not get info for user domain\administrator

One of the Samba winbindd logs reported timeout messages. The log file is named log.wb-DOMAIN

"DOMAIN" will be the ADS DOMAIN that the Samba Server has joined

[2013/08/01 16:00:39.528848,  1] rpc_client/cli_pipe.c:470(cli_pipe_validate_current_pdu)
 rpc_client/cli_pipe.c:466: RPC fault code WERR_RPC_S_SEC_PKG_ERROR received from host ads.domain.com!
[2013/08/01 16:27:37.995719,  1] libads/ldap_utils.c:90(ads_do_search_retry_internal)
 Reducing LDAP page size from 1000 to 500 due to IO_TIMEOUT
[2013/08/01 17:00:00.253576,  1] libads/ldap_utils.c:90(ads_do_search_retry_internal)
 Reducing LDAP page size from 500 to 250 due to IO_TIMEOUT
[2013/08/01 17:30:00.891649,  1] libads/ldap_utils.c:90(ads_do_search_retry_internal)
 Reducing LDAP page size from 250 to 125 due to IO_TIMEOUT
[2013/08/02 02:30:00.665321,  1] libads/ldap_utils.c:90(ads_do_search_retry_internal)
 Reducing LDAP page size from 1000 to 500 due to IO_TIMEOUT
[2013/08/02 03:00:01.619702,  1] libads/ldap_utils.c:90(ads_do_search_retry_internal)
 Reducing LDAP page size from 500 to 250 due to IO_TIMEOUT
[2013/08/02 03:30:00.130139,  1] libads/ldap_utils.c:90(ads_do_search_retry_internal)
 Reducing LDAP page size from 250 to 125 due to IO_TIMEOUT



Cause

Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms