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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 …
https://askubuntu.com/questions/256/does-ubuntu-have-support-for-the-trim-command-for-use-with-ssd
Yes, both the OS and the disk need to have trim support. In Linux, this was added in kernel version 2.6.33, so will be included in Maverick. Both the disk driver the filesystem you're using need to support trim for this to properly work. If you're using ext4 as your filesystem on Maverick, you should be fine. – Jeremy Kerr Jul 29 '10 at 3:43
https://sourceforge.net/p/hdparm/patches/18/
I've added support for TRIM'ing even if the fs is on an LVM or dm-crypt device. This currently only supports linear logical volumes on top of a single device (i.e. no striped, mirrored, or concatenated volumes), but it does support arbitrary LVM and dm-crypt stackings (i.e. LVM on …
https://wiki.archlinux.org/index.php/Solid_state_drive
TRIM. Most SSDs support the ATA_TRIM command for sustained long-term performance and wear-leveling. A techspot article shows performance benchmark examples of before and after filling an SSD with data. As of Linux kernel version 3.8 onwards, support for TRIM was continually added for the different filesystems. See the following table for an ...
https://askubuntu.com/questions/18903/how-to-enable-trim
I know that the Linux kernel supports TRIM as of version 2.6.33, so there should be TRIM support in ubuntu. Is TRIM enabled by default or do I need to change some settings or install additional software for it to work? If so, how?
https://community.hpe.com/t5/ProLiant-Servers-ML-DL-SL/P440ar-amp-battery-TRIM-not-supported-w-RAID-Battery-backed/td-p/6902781
Hi, We recently bought two DL380 Gen9's (768345-425) which include the HP Smart Array P440ar Controller and HP Smart Storage Battery. Yesterday I was adding SSD's to the machines and noticed in Linux that the controller does not support TRIM (in HW RAID mode, I'm …
https://superuser.com/questions/19202/is-there-linux-support-for-trim-on-ssd-drives
I tracked TRIM command on UBUNTU 9.10. But I can't find any TRIM Command when I'm using the kernel 2.6.31. When I generated TRIM command using the hdparm, I can find TRIM command. So, I think current linux kernel version does not support TRIM command.
https://serverfault.com/questions/307397/verify-trim-support-with-btrfs-on-ssd
Verify TRIM support with BtrFS on SSD. Ask Question Asked 8 years, 2 months ago. Active 5 years, ... calls are completely unsafe when used on a btrfs filesystem." So hdparm is out, which is too bad as this would make testing go a lot easier. ... and does your raid controller support TRIM? and, finally,
https://serverfault.com/questions/726654/lsi-9207-8i-and-samsung-850-pro-trim-support
A Dell R610 server with LSI 9207-8i HBA card has 6 Samsung 850 PRO SSDs connected to it. hdparm shows TRIM support: sudo hdparm -I /dev/sdc grep -i trim * Data Set Management TRIM
https://en.opensuse.org/SDB:SSD_discard_(trim)_support
Also, per Mark Lord, the hdparm maintainer, the Intel SSDs do not fully support trim per the draft specification and suffer from the same bug. Therefore the script wiper.sh or the hdparm binary itself has been updated in an effort to support the Intel SSDs.
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