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changes.mady.by.user Jonathan Rochkind

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  1. Schedule 10 minutes of downtime

  2. Disable our hirefire autoscaling to keep it from starting workers back up again: turn off Turn OFF the switch next to “MANAGER” MANAGER at https://manager.hirefire.io/managers/2533bb0e-4eda-4f45-b8ef-3235c1e302df

    Set worker dyno count to zero at https://dashboard.heroku.com/apps/scihist-digicoll-production/resources GUI or command line

    Make a note of how many workers you have with heroku ps worker, then

    to prevent it from turning workers back on.

  3. heroku ps:scale worker=0

    Run the following

    --app scihist-digicoll-production
    heroku maintenance:on --app scihist-digicoll-production
    heroku pg:maintenance:run --force --app scihist-digicoll-production
    heroku pg:wait --app scihist-digicoll-production
    heroku maintenance:off --app scihist-digicoll-production

    Restore Heroku workers:

    heroku ps:scale worker=2 --app scihist-digicoll-production

  4. Turn the Hirefire manager switch back on ON.