diff --git a/操作文档/7、Mysql数据库下载与还原.md b/操作文档/7、Mysql数据库下载与还原.md
index 17d31a4..2e2d213 100644
--- a/操作文档/7、Mysql数据库下载与还原.md
+++ b/操作文档/7、Mysql数据库下载与还原.md
@@ -186,3 +186,36 @@ rm -rf /var/mysql_bkdata/mysql/proxies_priv.TRG
  flush privileges;
  ```
 
+#### 移动到SSD硬盘上
+
+```Shell
+df -h
+
+[root@RockyLinux local]# df -h
+Filesystem           Size  Used Avail Use% Mounted on
+devtmpfs             4.0M     0  4.0M   0% /dev
+tmpfs                7.7G  112K  7.7G   1% /dev/shm
+tmpfs                3.1G  8.8M  3.1G   1% /run
+/dev/mapper/rl-root  491G   80G  412G  17% /
+/dev/sda2            960M  220M  741M  23% /boot
+/dev/sda1            599M  7.1M  592M   2% /boot/efi
+tmpfs                1.6G     0  1.6G   0% /run/user/0
+/dev/sdb1             98G   28G   65G  31% /usr/local/db
+```
+
+```shell
+cd /usr/local/db
+rm -rf mysql_newdata
+cp -r  /var/mysql_bkdata/  mysql_bkdata/
+
+service mysqld stop
+修改一下 /etc/my.cnf
+
+data_dir=/usr/local/db/mysql_bkdata
+
+# 修改数据库文件属性
+chown -R mysql:mysql /usr/local/db/mysql_bkdata
+
+service mysqld start
+```
+