The preparation steps will not affect the running system and can be done in advance.
Ensure that the environment variables are set correctly:
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Upgrade Preparations
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This environment variable specifies where the software is installed.
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Upgrade Preparations name upgrade_variables nopanel true Info title Example - Setting Environment Variables Code Block language text theme Eclipse export MZ_HOME=/opt/mz export JAVA_HOME=/opt/jdk/jdk-17.0.2 export PATH=$JAVA_HOME/bin:$MZ_HOME/bin:$PATH
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| title | Note! |
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You must specify the Java version required for the version that you are upgrading from.
Make a system export of all your configurations with System Export.
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$ mzsh mzadmin/<password> systemexport <backup directory>/<filename>Note title Note! These configurations must be imported after the upgrade.
For safety, make an online backup of the database(s). For information about how to perform an online backup, see
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If you are performing an upgrade of a system with large configurations, you may need to increase the maximum number of file descriptors.
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| title | Example - Changing the Maximum Number of File Descriptors on Linux. |
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| language | text |
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| theme | Eclipse |
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