Page History
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If you are upgrading from a version lower than 3.2, this implies that an upgrade task will run to pre-calculate historical data. This action is a one time action and it will run in the background, so that Xray is still available during upgrade. A re-index operation of your Jira instance is required so that the internal data becomes searchable and usable by Xray.
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| Please be aware that this upgrade task will run immediately after updating Xray. As this operation can take some time and use a considerable amount of server resources, we suggest scheduling the installation of Xray out of business hours. |
Upgrading from versions
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3.2.x
If you are upgrading from v3.2.x to v3.4.y, you must recalculate data in Xray configuration section → Custom Fields. This recalculation is necessary because of a huge improvement in the amount of data that Xray needs to add to the table and to Lucene indexes.
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Downgrading from Xray 3.4.x
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