Update external_usb_ssd_UAS.md

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aiminick 2021-05-16 21:33:14 +08:00 committed by GitHub
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@ -20,8 +20,8 @@ sudo fstrim -v /
$ lsblk --discard /dev/sda
NAME DISC-ALN DISC-GRAN DISC-MAX DISC-ZERO
sdb 0 0B 0B 0
├─sdba 0 0B 0B 0
└─sdba 0 0B 0B 0
├─sda1 0 0B 0B 0
└─sda2 0 0B 0B 0
```
If the **DISC-MAX** value is **0B**, then TRIM is not **enabled**.