Linux Ata Trim Support

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Enabling and Testing SSD TRIM Support Under Linux

    https://techgage.com/article/enabling_and_testing_ssd_trim_support_under_linux/
    May 06, 2011 · Enabling and Testing SSD TRIM Support Under Linux by Rob Williams on May 6, 2011 in Software , Storage Owning an SSD that supports TRIM is great, but while Windows users have the benefit of having TRIM enabled for them, Linux users need to take the manual route – …

Does Red Hat Enterprise Linux support the ATA 'TRIM ...

    https://access.redhat.com/solutions/27598
    Does Red Hat Enterprise Linux support the ATA 'TRIM' command for Solid State Drives (SSD)? Does Red Hat Enterprise Linux support the ATA 'TRIM' command or the SCSI 'WRITE SAME' command on block devices which support 'discard'? Does my SSD device support TRIM?

Solid state drives in Linux: Enabling TRIM for SSDs ...

    https://opensource.com/article/17/1/solid-state-drives-linux-enabling-trim-ssds
    Jan 25, 2017 · After installing my first solid state drive (SSD) in a computer that was running Linux, I have begun to explore how to take care of them. Solid state drives are different than traditional magnetic drives in the way that they operate, and they require different care from the software side in order to function optimally.

Linux-Kernel Archive: Re: Linux ATA Trim support

    http://lkml.iu.edu/hypermail/linux/kernel/0905.0/02601.html
    > firmware, plus actively working on ATA trim, for both Windows and Linux) As I understand the current state of play TRIM needs to be supported at both the filesystem level and at the block levels. I believe that ext4 is already meant to support trim, and the block layers beneath. There is just no support for the actual commands at the physical ...

SSD on USB 3.0 3.1 with TRIM support: Windows & Linux ...

    http://salutepc.altervista.org/ssd-on-usb-3-0-3-1-with-trim-support-windows-linux.html
    SSD on USB 3.0 3.1 with TRIM support: Windows & Linux ... From what I've read here, for the fstrim command to work, the controller should support "ATA TRIM to SCSI UNMAP translation". If you want to know more about the TRIM command please read here.

SSD TRIM support on Linux - LinuxQuestions.org

    https://www.linuxquestions.org/questions/linux-kernel-70/ssd-trim-support-on-linux-713006/
    Mar 25, 2009 · The closest thing I found to information about SSD TRIM support was on a blog post about SSDs. The post seems to imply that file systems are already ready to support ATA TRIM for SSDs, but the vendors are holding back on hardware TRIM support. Maybe it's hard to find talk about kernel-side TRIM support in SSDs because no SSDs support TRIM yet.

Trim (computing) - Wikipedia

    https://en.wikipedia.org/wiki/Trim_(computing)
    The data corruption has been confirmed on the Linux operating system (the only OS with queued trim support as of 1 July 2015). These devices are blacklisted in the Linux kernel's libata-core.c to force sending non-queued TRIM commands (ATA_HORKAGE_NO_NCQ_TRIM) to these drives instead of queued TRIM commands:

fstrim(8) - Linux manual page

    http://man7.org/linux/man-pages/man8/fstrim.8.html
    fstrim is used on a mounted filesystem to discard (or "trim") blocks which are not in use by the filesystem. This is useful for solid- state drives (SSDs) and thinly-provisioned storage. By default, fstrim will discard all unused blocks in the filesystem. Options may be used to modify this behavior based on range or size, as explained below.



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