linuxtrimcommand

2020年5月5日—UsingtheATATrimcommand,theoperatingsystemtellsanSSD(solid-statedrive)whichdatasegmentsarenolongerneededandshouldbe ...,2013年11月21日—trisreallyasimplecommand.Inthiscase,itdeletesanyspaceortabulationcharacter.awk.$echo-e-tA-tB ...,,SolidstatedrivesusetheTRIMcommandtodeleteunuseddatablockssothespacecanbeusedforthecomputer'sstorageneeds.TRIMhelpstheSSDavoid ...,The“discard”parameter...

參考資訊如下
ATA Trim command - Thomas-Krenn-Wiki

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 ...

How do I trim leading and trailing whitespace from each ...

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 ...

How to Install and Configure TRIM in Linux

How to Know if TRIM Is Working in Linux

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 ...

Linux 下启用SSD TRIM 功能

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

Solid state drive

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 ...

Solid state drives in Linux

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 ...

Trim (computing)

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 ...

TRIM an SSD in Linux

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 ...

Trim命令

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。