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备份容器查看容器docker ps打包容器成镜像docker commit -p f40a57ac0f9f vocechat-server-backupf40a57ac0f9f是备份的容器IDvocechat-server-backup是备份后镜像的名称查看备份出的镜像docker images将镜像保存成tar压缩文件docker save -o ~/vocechat-server-backup.tar vocechat-server-backupvocechat-server-backup.ta