On 09/15/2013 03:26 PM, Heinz Diehl wrote: > Do you have any objections against the use of "discard"? > Just asking.. Not really although using fstrim at specific times thru a cron job seems to be a better choice based on what I've read. Here's an interesting read[1] (check point #3). Regardless, both of them would send the TRIM command to the underlying block device. The question still remains: Does the mdraid subsystem relays this command to the actual SSD? What I've found so far is that some patches were submitted upstream (mdraid) for this but don't know if it made to Fedora 19. -- Jorge [1]: http://blog.neutrino.es/2013/howto-properly-activate-trim-for-your-ssd-on-linux-fstrim-lvm-and-dmcrypt/ -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines Have a question? Ask away: http://ask.fedoraproject.org