MongoDB 数据库迁移备忘


MongoDB 数据库迁移备忘

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---------------------------(app)-----------------------------------
pm2 stop all

---------------------------(friends)-----------------------------------
pm2 stop all

---------------------------(db-old)-----------------------------------

pm2 stop all

service mongod status
service mongod stop
service mongod start
service mongod stop
cd /data/db/mongo/
cp -r mongo/ /data/backup/mongodb/mongo-2019-04-28


cd /data/backup/mongodb/
du -sh mongo-2019-04-28/

chown -R user.user /data/backup/mongodb/mongo-2019-04-28


---------------------------(db-m)-----------------------------------
cd /data/software/
scp -r -i xxxxxx.pem user@xxx.xxx.xxx.125:/data/backup/mongodb/mongo-2019-04-28 /data/db/
cp /data/db/xxxKey /data/db/mongo/
cd /data/db/mongo/
rm mongod.lock
rm WiredTiger.lock
rm -rf diagnostic.data/
chown -R mongod.mongod /data/db/mongo/
rm /var/run/mongodb/mongod.pid
rm /tmp/mongodb-27017.sock

service mongod start
tail -n 500 /data/log/mongo/mongod.log

mongo

use admin;

db.createUser({user:"dba",pwd:"xxxxxx",roles:[{role:"root",db:"admin"},{role:"userAdminAnyDatabase",db:"admin"}]});

vim /etc/mongod.conf

service mongod restart

mongo

use admin;
db.auth('dba','xxxxxx');

ReplSet_conf={
_id: "ReplSet",
members: [{
_id: 0,
host: "xxx.xxx.xxx.150:27017"
}, {
_id: 1,
host: "xxx.xxx.xxx.187:27017"
}]
};
rs.initiate(ReplSet_conf);

rs.status()

---------------------------(db-s)-----------------------------------

vim /etc/mongod.conf

service mongod start

pm2 start all

---------------------------(app-new)-----------------------------------
pm2 start all

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