Hello Team, We have upgraded one of our environment from 73 to 75 aft

Hello Team,

We have upgraded one of our environment from 73 to 75 after that we are seeing a big difference on process instances count. For ex. in 73 environment we has almost 40000 process instances but after upgrade I can see we only have 20000 instances. Is it an expected result after upgrade? I have not seen any difference in application,users and cdt's. Also I am not seeing any difference at the functionality level of applications.
Thanks...

OriginalPostID-116032

OriginalPostID-116032

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  • Based on the symptoms there's a big change you forgot to copy one of the pe*.kdb files for one or more of the EXECUTION engines from 7.3 to 7.5

    Take a look at the following directories and see if the names of the files are around the same number (e.g. if one of the directories has pe200.kdb I would expect the other two directories to have files around that number or even the same number. If you see one directory only has small numbers such as pe7.kdb etc. then it means that is the engine you forgot to copy from 7.3)

    <APPIAN_HOME>\\server\\process\\exec\\00\\gw1
    <APPIAN_HOME>\\server\\process\\exec\\01\\gw1
    <APPIAN_HOME>\\server\\process\\exec\\02\\gw1

    Take a look at the following logs too. They should contain the word "migrating" if you copied the rigth pe*.kdb from 7.3 to 7.5

    <APPIAN_HOME>\\logs\\db_PX*.log

    Once you confirm that also make sure you followed the step "Delete the following directories in your new Appian installation. " from forum.appian.com/.../Migration_Guide and allowed enough time for the environment to complete rebuilding Analytics, the reporting engine.
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  • Based on the symptoms there's a big change you forgot to copy one of the pe*.kdb files for one or more of the EXECUTION engines from 7.3 to 7.5

    Take a look at the following directories and see if the names of the files are around the same number (e.g. if one of the directories has pe200.kdb I would expect the other two directories to have files around that number or even the same number. If you see one directory only has small numbers such as pe7.kdb etc. then it means that is the engine you forgot to copy from 7.3)

    <APPIAN_HOME>\\server\\process\\exec\\00\\gw1
    <APPIAN_HOME>\\server\\process\\exec\\01\\gw1
    <APPIAN_HOME>\\server\\process\\exec\\02\\gw1

    Take a look at the following logs too. They should contain the word "migrating" if you copied the rigth pe*.kdb from 7.3 to 7.5

    <APPIAN_HOME>\\logs\\db_PX*.log

    Once you confirm that also make sure you followed the step "Delete the following directories in your new Appian installation. " from forum.appian.com/.../Migration_Guide and allowed enough time for the environment to complete rebuilding Analytics, the reporting engine.
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