Guidelines to Upgrading Zerto
Before upgrading, review the following documents for compatibility:
|
•
|
Zerto Scale and Benchmarking Guidelines
|
Then, review the following considerations:
|
•
|
Zerto recommends upgrading to the latest version of Zerto that supports the environment you are using. See the Zerto Interoperability Matrix for the list of environments supported by this version of Zerto. |
|
•
|
The order you upgrade the sites, protected or recovery, is not relevant as long as paired sites remain only one version apart, that is, only one version higher or lower. |
|
•
|
When upgrading from versions prior to Zerto Virtual Replication 6.0U2, changing the Journal Size Hard Limit requires restarting the VRAs. |
|
•
|
During an upgrade from v6.0x to v6.5, all back up and repositories configurations are deleted. |
|
•
|
During an upgrade from v6.5 to v7.0, Repositories that were created in 6.5 and all the retentions sets they contain, will be available for Restores only. |
|
Note:
|
Upgrade releases are considered to be upgrades of the same version. Releases 6.0, 6.0U1, etc., are the same version. |
|
•
|
The following table shows what version you can upgrade to, based on the current version running at the site: |
Current Version: |
Can Upgrade to: |
6.0, 6.0Ux
|
6.5Ux
|
6.5, 6.5Ux |
7.0 |
7.0, 7.0Ux |
7.5 |
|
•
|
You do not need to move workloads during an upgrade. |
|
•
|
When upgrading a protected vSphere or Hyper-V environment, after the upgrade, a bitmap sync is performed for VPGs on the protected VRA. |
|
•
|
In a Hyper-V environment, SCVMM 2016 is supported on ZVR installations from version 6.0x. |
|
•
|
Zerto Cloud Appliance is supported for Azure and AWS (ZCA) on: |
|
•
|
A Zerto Virtual Manager can be used with a different version on another site, as long as the other version is only one version higher or lower. |
|
•
|
You can upgrade from version N to the next version (N+1) of Zerto including to any update within the current version. You cannot do an N+2 upgrade directly. |
The following table shows what versions can be used on a peer site, based on the version on the current site.
Version (N-1) |
Current Version (N) |
Version (N+1) |
5.0, 5.0Ux
|
5.5, 5.5Ux
|
6.0, 6.0Ux
|
5.5, 5.5Ux
|
6.0, 6.0Ux
|
6.5, 6.5Ux |
6.0, 6.0Ux |
6.5, 6.5Ux |
7.0 |
6.5, 6.5Ux |
7.0, 7.0Ux |
7.5 |
|
•
|
When upgrading Zerto, the VRAs that were installed in the previous version are not upgraded automatically. |
If a newer version of the installed VRAs exists, you can continue to use the current VRAs with the new version of Zerto, or upgrade these VRAs from within the Zerto User Interface, as described in Upgrading VRAs.
See the following sections: