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## 备份 为了您的数据安全,请定期备份服务器数据。备份方式有两种: 1. 快照备份(推荐使用) * [阿里云快照制作](https://help.aliyun.com/document_detail/52134.html) * [腾讯云快照制作](https://cloud.tencent.com/document/product/362/5755) * [华为云快照制作](https://support.huaweicloud.com/usermanual-dws/dws_01_0028.html) * [百度云快照制作](https://cloud.baidu.com/doc/BCC/GettingStarted/24.5C.E4.BD.BF.E7.94.A8.E5.BF.AB.E7.85.A7.html) 2. 备份 CanvasLMS 文件夹 1. 备份 cd /opt/canvaslms sudo /opt/canvaslms/ctlscript.sh stop sudo tar -pczvf canvaslms-backup.tar.gz /opt/canvaslms sudo /opt/canvaslms/ctlscript.sh start 执行完后将 canvaslms-backup.tar.gz 进行保存。 2. 恢复 将备份的压缩包上传到服务器,执行以下命令: sudo /opt/canvaslms/ctlscript.sh stop //停止 canvaslms sudo mv /opt/canvaslms /tmp/canvaslms-backup //将 canvaslms 目录移到临时文件夹备份 sudo tar -pxzvf canvaslms-backup.tar.gz -C / //将备份文件解压 sudo /opt/canvaslms/ctlscript.sh start //启动 canvaslms