Synchronize the system time using NTP
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Each cluster needs its own Network Time Protocol (NTP) server to synchronize the time between the nodes and their clients.
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You cannot modify the time zone settings for a failed node or the partner node after takeover occurs.
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Each cluster in the stretch MetroCluster configuration should have its own separate NTP server or servers used by the nodes at that MetroCluster site.
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If you are using the MetroCluster Tiebreaker software, it should also have its own separate NTP server.
Depending on your ONTAP version, you can configure the NTP from the Cluster or Insights tab in the System Manager UI.
In System Manager, you can configure the NTP from the Cluster tab using two different options, depending on your ONTAP version:
Use the following steps to synchronize the NTP from the Cluster tab in ONTAP 9.8 or later.
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Go to Cluster > Overview
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Then select the
option and select Edit. -
In the Edit Cluster Details window, select the +Add option below NTP Servers.
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Add the name, location, and specify the IP address of the time server.
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Then, select Save.
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Repeat the steps for any additional time servers.
Use the following steps to synchronize the NTP from the Insights window in the Cluster tab in ONTAP 9.11.1 or later.
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Go to Cluster > Overview
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Scroll down to the Insights window on the page, locate Too few NTP servers are configured, and then select Fix It.
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Specify the IP address of the time server, and then select Save.
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Repeat the previous step for any additional time servers.
In ONTAP 9.11.1 or later, you can also configure the NTP by using the Insights tab in System Manager:
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Go to the Insights tab in the System Manager UI.
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Scroll down to Too few NTP servers are configured and select Fix It.
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Specify the IP address of the time server, and then select Save.
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Repeat the previous step for any additional time servers.