mongodb 数据库备份
mongodump –host mongodb.example.net –port 27017
备份路径选择
mongodump –out /data/backup/
选择要备份的数据库和集合
mongodump –collection myCollection –db test
创建非本地数据库备份
mongodump –host mongodb1.example.net –port 3017 –username user –password "pass" –out /opt/backup/mongodump-2013-10-24
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数据库恢复
mongorestore –port <port number> <path to the backup>
mongorestore dump-2013-10-25/
mongorestore –oplogReplay
mongorestore –host mongodb1.example.net –port 3017 –username user –password 'pass' /opt/backup/mongodump-2013-10-24
冷备份
service mongod stop
指定数据库文件的位置
cd /backup
mongodump –dbpath /var/lib/mongo/
service mongod start
热备份
# cd /backup
# mongodump –db mongodevdb –username mongodevdb –password YourSecretPwd
# ls -l dump/
drwxr-xr-x. 2 root root 4096 Sep 7 10:08 mongodevdb
Backup a specific Collection
# cd /backup
# mongodump –collection employee –db mongodevdb –username mongodevdb –password YourSecretPwd
# mongodump –collection employee –db mongodevdb –username mongodevdb –password YourSecretPwd –out /dbbackup
[local-host]# mongodump –host 192.168.1.2 –port 37017 –db mongodevdb –username mongodevdb –password YourSecretPwd
service mongod stop
cd /backup
mongorestore –dbpath /var/lib/mongo dump
cd /backup
mongorestore –dbpath /var/lib/mongo –db mongodevdb dump/mongodevdb
Drop the old Database before Restoring
# cd /backup
# mongorestore –dbpath /var/lib/mongo –db mongodevdb dump/mongodevdb
# mongorestore –dbpath /var/lib/mongo –db mongodevdb –drop dump/mongodevdb
mongorestore –host 192.168.1.2 –port 3017 –db mongodevdb –username mongodevdb –password YourSecretPwd –drop /backup/dump
