在 SVM 和 DC 之间观察到错误的时间偏差 " 集群和域控制器时间因配置的时钟偏差而异（ krb5krb_ap_err_歪斜） "

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Category:: ontap-9

Specialty:: cifs

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状态信息

适用于

集群模式 Data ONTAP 9.3+

SMB 2

SMB 3

问题

EMS 日志显示 SVM 和 DC 之间存在时间偏差：

cluster::*> event log show -event secd* Time Node Severity Event ------------------- ---------------- ------------- --------------------------- 4/29/2019 11:09:01 cdot-vsim10-01 ERROR secd.cifsAuth.problem: vserver (svm) General CIFS authentication problem. Error: User authentication procedure failed CIFS SMB2 Share mapping - Client Ip = 10.216.yy.xx [ 5 ms] Error accepting security context for Vserver identifier (3). Cluster and Domain Controller times differ by more than the configured clock skew (KRB5KRB_AP_ERR_SKEW). **[ 7] FAILURE: CIFS authentication failed

Secd 日志显示：

00000018.000079a0 00fcae75 Mon Apr 29 2019 11:09:01 +05:30 [kern_secd:info:8459] .------------------------------------------------------------------------------. 00000018.000079a1 00fcae75 Mon Apr 29 2019 11:09:01 +05:30 [kern_secd:info:8459] | RPC FAILURE: | 00000018.000079a2 00fcae75 Mon Apr 29 2019 11:09:01 +05:30 [kern_secd:info:8459] | secd_rpc_auth_extended has failed | 00000018.000079a3 00fcae75 Mon Apr 29 2019 11:09:01 +05:30 [kern_secd:info:8459] | Result = 0, RPC Result = 4 | 00000018.000079a4 00fcae75 Mon Apr 29 2019 11:09:01 +05:30 [kern_secd:info:8459] | RPC received at Mon Apr 29 11:09:01 2019 | 00000018.000079a5 00fcae75 Mon Apr 29 2019 11:09:01 +05:30 [kern_secd:info:8459] |------------------------------------------------------------------------------' 00000018.000079a6 00fcae75 Mon Apr 29 2019 11:09:01 +05:30 [kern_secd:info:8459] Failure Summary: 00000018.000079a7 00fcae75 Mon Apr 29 2019 11:09:01 +05:30 [kern_secd:info:8459] Error: User authentication procedure failed 00000018.000079a8 00fcae75 Mon Apr 29 2019 11:09:01 +05:30 [kern_secd:info:8459] CIFS SMB2 Share mapping - Client Ip = 10.216.yy.xx 00000018.000079a9 00fcae75 Mon Apr 29 2019 11:09:01 +05:30 [kern_secd:info:8459] [ 5 ms] Error accepting security context for Vserver identifier (3). Cluster and Domain Controller times differ by more than the configured clock skew (KRB5KRB_AP_ERR_SKEW). 00000018.000079aa 00fcae75 Mon Apr 29 2019 11:09:01 +05:30 [kern_secd:info:8459] **[ 7] FAILURE: CIFS authentication failed

SVM 与 DC 有活动连接。

cluster::*> vserver cifs domain discovered-servers show -vserver svm Node: cdot-01 Vserver: svm Domain Name Type Preference DC-Name DC-Address Status --------------- -------- ---------- --------------- --------------- --------- naslab.local KERBEROS adequate WIN-OBK6KRHGRH5 xx.yy.zz.30 undetermined naslab.local KERBEROS adequate WIN-RH1QTMQCSIK xx.yy.zz.42 undetermined naslab.local KERBEROS preferred win-aesid9bf636 xx.yy.zz.191 undetermined naslab.local KERBEROS preferred win-k8f679t5rhm xx.yy.zz.190 undetermined naslab.local MS-LDAP preferred win-aesid9bf636 xx.yy.zz.191 OK naslab.local MS-LDAP preferred win-k8f679t5rhm xx.yy.zz.190 OK naslab.local MS-LDAP adequate win-obk6krhgrh5 xx.yy.zz.30 undetermined naslab.local MS-LDAP adequate win-rh1qtmqcsik xx.yy.zz.42 undetermined naslab.local MS-DC adequate WIN-OBK6KRHGRH5 xx.yy.zz.30 undetermined naslab.local MS-DC preferred win-aesid9bf636 xx.yy.zz.191 undetermined naslab.local MS-DC preferred win-k8f679t5rhm xx.yy.zz.190 OK naslab.local MS-DC adequate win-rh1qtmqcsik xx.yy.zz.42 undetermined 12 entries were displayed.

当我们在 SVM 和 DC 上检查日期和时间时、不会出现偏差并且它们是同步的。
此外，任何用户都不会报告任何影响。