Trim (computing)

2020年5月5日 — Using the ATA Trim command, the operating system tells an SSD (solid-state drive) which data segments are no longer needed and should be ...

A trim command allows an operating system to inform a solid-state drive (SSD) which blocks of data are no longer considered to be in use and therefore can ...

The “discard” parameter tells the SSD to use the NVMe “TRIM” transaction to inform the SSD on “free space”. The “nobarrier ...

2013年11月21日 — tr is really a simple command. In this case, it deletes any space or tabulation character. awk. $ echo -e -t A -tB ...

Trim命令（ATA命令集中稱為TRIM，SCSI命令集（英語：SCSI command）中稱為UNMAP），它使作業系統能通知固態硬碟（SSD）哪些資料塊已不再考慮使用，可以被內部擦除。

2022年11月8日 — When a file is no longer needed by the file system, the TRIM command can be sent to the SSD to help the built-in garbage collection utility ...

2017年1月25日 — Enter TRIM. A TRIM command essentially allows your operating system to tell the drive which areas of data are no longer being used so that it ...

Solid state drives use the TRIM command to delete unused data blocks so the space can be used for the computer's storage needs. TRIM helps the SSD avoid ...

If you want to trim your entire SSD at once, e.g. for a new install or if you want to sell the drive, you can use the blkdiscard command. LVM. TRIM requests ...