how to create replica set in mongodb in docker
MongoDb291
description
Start mongo replication set in docker, set mount, configuration verification and memory limit
command
docker run -d --name node-p -p 27027:27017 \ -v /home/docker/node_p/db:/data/db \ -v /home/docker/node_p/mongodb-keyfile:/opt/mongodb-keyfile \ -v /etc/localtime:/etc/localtimmke:ro \ --privileged=true \ --restart=always \ -e MONGO_INITDB_ROOT_USERNAME=root \ -e MONGO_INITDB_ROOT_PASSWORD=mfweah0rGxyOH49A \ mongo:4.2.6 --auth --keyFile /opt/mongodb-keyfile --oplogSize 102400 --wiredTigerCacheSizeGB 16 --replSet "cmdhelp"
parameter
run: run the command in the new container -d: Run the container in the background and print the container ID --name: assign a name to the container -p: Publish the port of the container to the host -v: bind mount volume --privileged: grant extended privileges to this container --restart: restart policy when the container exits (default is "No") -e: set environment variables --auth: turn on authentication --keyFile: keyfile path --oplogSize: It is a special, capped collection. This record holds a rolling record of all operations that modify the data stored in the database. (Default: %5) --wiredTigerCacheSizeGB: Specify the maximum memory usage (the default calculation rule is: 0.5*(memory size-1G), if it is less than 256, the default is: 256) --replSet: replication set name
result
8838249ca398086c...