NetApp CIFS share failover to dr replication partner: Difference between revisions
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Failover: | |||
Stop the CIFS server on source NetApp | |||
<pre>vserver cifs stop -vserver netappsvm001_files</pre> | |||
Remove the netbios alias (if one exsists) on source NetApp | |||
<pre>vserver cifs remove-netbios-aliases -vserver netappsvm001_files -netbios-aliases fileserver01</pre> | |||
Break the replication of at the DR end | |||
Browse the share at the DR end to make sure its writable | |||
Repoint DNS so (in this example) fileserver01 now points to the DR NetApp | |||
Flushdns cache then ping fileserver01 and make sure it resolved to the DR IP address | |||
Add netbios alias at DR end (the client may need to reboot before this works) | |||
<pre>vserver cifs add-netbios-aliases -vserver netappsvm002_files -netbios-aliases fileserver01</pre> | |||
Re-assign the SPNs on fileserver01 AD account, this must be carried out on a Windows machine with rights to update the computer object for the NetApp CIFS server. | |||
<pre> | |||
setspn -D HOST\fileserver01 netapp001 | |||
setspn -D HOST\fileserver01.somedomain.com netapp001 | |||
setspn -D CIFS\fileserver01 netapp001 | |||
setspn -D CIFS\fileserver01.somedomain.com netapp001 | |||
setspn -S HOST\fileserver01 netapp002 | |||
setspn -S HOST\fileserver01.somedomain.com netapp002 | |||
setspn -S CIFS\fileserver01 netapp002 | |||
setspn -S CIFS\fileserver01.somedomain.com netapp002 | |||
</pre> | |||
Failback: | |||
Removed net bios alias from DR NetApp | |||
<pre>vserver cifs remove-netbios-aliases -vserver netappsvm002_files -netbios-aliases fileserver01</pre> | |||
Repoint DNS so (in this example) fileserver01 not points to the source NetApp | |||
Add Net Bios alias back on the primary NetApp (source NetApp) | |||
<pre>vserver cifs add-netbios-aliases -vserver netappsvm001_files -netbios-aliases fileserver01</pre> | |||
Start the CIFS server on the source NetApp: | |||
<pre>vserver cifs start -vserver netappsvm001_files</pre> | |||
Re-assign the SPNs on fileserver01 AD account, this must be carried out on a Windows machine with rights to update the computer object for the NetApp CIFS server. | |||
<pre> | |||
setspn -D HOST\fileserver01 netapp002 | |||
setspn -D HOST\fileserver01.somedomain.com netapp002 | |||
setspn -D CIFS\fileserver01 netapp002 | |||
setspn -D CIFS\fileserver01.somedomain.com netapp002 | |||
setspn -S HOST\fileserver01 netapp001 | |||
setspn -S HOST\fileserver01.somedomain.com netapp001 | |||
setspn -S CIFS\fileserver01 netapp001 | |||
setspn -S CIFS\fileserver01.somedomain.com netapp001 | |||
</pre> | |||
Re start and re sync replication | |||
Revision as of 09:51, 10 August 2021
Failover:
Stop the CIFS server on source NetApp
vserver cifs stop -vserver netappsvm001_files
Remove the netbios alias (if one exsists) on source NetApp
vserver cifs remove-netbios-aliases -vserver netappsvm001_files -netbios-aliases fileserver01
Break the replication of at the DR end
Browse the share at the DR end to make sure its writable
Repoint DNS so (in this example) fileserver01 now points to the DR NetApp
Flushdns cache then ping fileserver01 and make sure it resolved to the DR IP address
Add netbios alias at DR end (the client may need to reboot before this works)
vserver cifs add-netbios-aliases -vserver netappsvm002_files -netbios-aliases fileserver01
Re-assign the SPNs on fileserver01 AD account, this must be carried out on a Windows machine with rights to update the computer object for the NetApp CIFS server.
setspn -D HOST\fileserver01 netapp001 setspn -D HOST\fileserver01.somedomain.com netapp001 setspn -D CIFS\fileserver01 netapp001 setspn -D CIFS\fileserver01.somedomain.com netapp001 setspn -S HOST\fileserver01 netapp002 setspn -S HOST\fileserver01.somedomain.com netapp002 setspn -S CIFS\fileserver01 netapp002 setspn -S CIFS\fileserver01.somedomain.com netapp002
Failback:
Removed net bios alias from DR NetApp
vserver cifs remove-netbios-aliases -vserver netappsvm002_files -netbios-aliases fileserver01
Repoint DNS so (in this example) fileserver01 not points to the source NetApp
Add Net Bios alias back on the primary NetApp (source NetApp)
vserver cifs add-netbios-aliases -vserver netappsvm001_files -netbios-aliases fileserver01
Start the CIFS server on the source NetApp:
vserver cifs start -vserver netappsvm001_files
Re-assign the SPNs on fileserver01 AD account, this must be carried out on a Windows machine with rights to update the computer object for the NetApp CIFS server.
setspn -D HOST\fileserver01 netapp002 setspn -D HOST\fileserver01.somedomain.com netapp002 setspn -D CIFS\fileserver01 netapp002 setspn -D CIFS\fileserver01.somedomain.com netapp002 setspn -S HOST\fileserver01 netapp001 setspn -S HOST\fileserver01.somedomain.com netapp001 setspn -S CIFS\fileserver01 netapp001 setspn -S CIFS\fileserver01.somedomain.com netapp001
Re start and re sync replication