fstab - Why isn't discard automatic for SSDs?

IMPORTANT: Do not discard blocks in filesystem usage. Be sure to turn off the discard option when making your Linux filesystem. You want to ...

要開啟TRIM支援，就得編輯fstab，讓指定的磁區掛載選項加上discard這個flag即可。 範例：

上述在文件系统中添加 discard 将激活持续性TRIM ，对于一些SATA设备可能会触发冻结问题(不支持queued TRIM)，所以发行版通常不建议使用持续性TRIM。 在线删除mount参数 . 不 ...

在线丢弃操作 在挂载时指定，可以使用 -o discard 选项作为mount 命令的一部分，也可以使用 /etc/fstab 文件中的 discard 选项。它们在没有用户干预的情况下实时运行 ...

When mounting a file system persistently, add the discard option to the mount entry in the /etc/fstab file. Additional resources. mount(8) and fstab(5) man ...

Is it useful to add the discard option in /etc/fstab for my SSD drives (which support TRIM) ? Spoiler (click to show/hide).

Hello together, some days ago I installed manjaro kde on my new laptop. All works fine, but I have one Question: Should I put the discard ...

Also remove the discard option. It is generally advised not to use it as it overtaxes the SSD, and systemd automatically sets up a systemd ...

Means: If the device is not enable after you boot and mount it using fstab, no errors will be reported. You will need to know if a disk can ...

我系統裡有兩個1TB 的nvme SSD，都用Ext4 格式化的分割區，在fstab 裡面我把 defaults,rw,discard,noatime,nodiratime 設定成它們的掛載選項。