Your issue may have to do with changes to deployer_lookups_push_mode setting in app.conf. See explanation in 9.0.2 README: In 9.0, a change was made to the behavior of the default preserve_lookups value for the deployer_lookups_push_mode setting in app.conf. This change fixed a behavior issue that caused preserve_lookups to not conform to its documented and intended behavior. Rather, prior to 9.0.0, the preserve_lookups value conformed instead to the documented behavior of the always_preserve value. However, although the 9.0.0 change fixed the behavior of the preserve_lookups value, the change also led to performance degradation when using that value because of additional processing needed to attain the intended result. In addition, the fix changed the default behavior of the deployer_lookups_push_mode setting, which introduced an additional problem, since some users had come to expect and rely on the pre-9.0.0 behavior of the default preserve_lookups value, buggy though it was, To counteract the resultant performance degradation and change to expected default behavior introduced by the 9.0.0 change to the default value, in 9.0.2, the default value for the deployer_lookups_push_mode setting was changed to always_preserve. This change to the default causes the default behavior of the setting to conform to the unfixed behavior of the preserve_lookups value prior to the change in 9.0.0 Documentation has also been upgraded for default behavior of the deployer_lookups_push_mode setting in app.conf for 9.0.2. See: https://docs.splunk.com/Documentation/Splunk/9.0.2/DistSearch/PropagateSHCconfigurationchanges#Preserve_lookup_files_across_app_upgrades If this is your issue, options may be: Upgrade to 9.0.2; or, Configure your 9.0.0 or 9.0.1 instance like 9.0.2, so it will function like pre-9.0 releases. As such: Update global setting on deployer to always_preserve in $SPLUNK_HOME/etc/system/local/apps.conf: [shclustering]
deployer_lookups_push_mode = always_preserve Update specific apps, if needed, to the preferred setting for that specific app: $SPLUNK_HOME/etc/shcluster/apps/<app>/local/app.conf [shclustering]
deployer_lookups_push_mode = preserve_lookups I hope this helps!
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