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Check if we can seamlessly upgrade to Mongo 4.4 #40

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thinkh opened this issue Aug 24, 2020 · 1 comment

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type: technical debt

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thinkh commented Aug 24, 2020 •

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Check we can use the Mongo image to 4.4 without losing existing data
Update pymongo library to newest version

thinkh added the type: technical debt label

ghost commented Jun 4, 2021

You have to do the following to upgrade from 3.4 to 4.4:

Upgrade to 3.4

change image version to 3.4
run container: docker-compose up db_mongo
run the following command: docker-compose exec db_mongo mongo --eval 'db.adminCommand( { setFeatureCompatibilityVersion: "3.4" } )'
shutdown container

Upgrade to 3.6

change image version to 3.6
run container: docker-compose up db_mongo
run the following command: docker-compose exec db_mongo mongo --eval 'db.adminCommand( { setFeatureCompatibilityVersion: "3.6" } )'
shutdown container

Upgrade to 4.0

change image version to 4.0
run container: docker-compose up db_mongo
run the following command: docker-compose exec db_mongo mongo --eval 'db.adminCommand( { setFeatureCompatibilityVersion: "4.0" } )'
shutdown container

Upgrade to 4.2

change image version to 4.2
run container: docker-compose up db_mongo
run the following command: docker-compose exec db_mongo mongo --eval 'db.adminCommand( { setFeatureCompatibilityVersion: "4.2" } )'
shutdown container

Upgrade to 4.4

change image version to 4.4
run container: docker-compose up db_mongo
run the following command: docker-compose exec db_mongo mongo --eval 'db.adminCommand( { setFeatureCompatibilityVersion: "4.4" } )'
shutdown container

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