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# Centos 7 启用定期TRIM
- URL: https://note.xdq.me/centos-7-qi-yong-ding-qi-trim/
- Published: 2020-02-29T14:48:29.000Z
- Updated: 2026-10-03T02:57:15.000Z
- Author: xud6
- Tags: centos, centos7, #Import 2026-10-03 02:45

启用定期TRIM

```
sudo systemctl enable fstrim.timer
sudo systemctl restart fstrim.timer

```

手动TRIM

```
sudo fstrim -a -v

```

debian8

```
sudo cp /usr/share/doc/util-linux/examples/fstrim.service /etc/systemd/system
sudo cp /usr/share/doc/util-linux/examples/fstrim.timer /etc/systemd/system

```