Hi, On Friday, 15 April 2016, Steven Hartland <killing_at_multiplay.co.uk> wrote: > On 15/04/2016 09:11, Kurt Jaeger wrote: > >> Hi! >> >> avg wrote: >> >>> For what it's worth, I have been using the following SSDs since >>> September of 2015 : >>> >>> ada2: <Samsung SSD 850 EVO 120GB EMT01B6Q> ACS-2 ATA SATA 3.x device >>> ada3: <Samsung SSD 850 EVO 120GB EMT01B6Q> ACS-2 ATA SATA 3.x device >>> >> I have one in use with zfs and trim: >> >> ada1: <Samsung SSD 840 EVO 250GB EXT0BB6Q> ACS-2 ATA SATA 3.x device >> >> Works as my ports build hosts, and is fine as far as I can see. >> >> Prior to Warners commit there was no NCQ TRIM support in FreeBSD, so > while it was working with standard non-NCQ TRIM (and I can corroborate that > as we use the 840's and 850's all over with ZFS with TRIM enabled) its > possible that it could cause issues when NCQ TRIM comes into play. > > From what I read when this issue first came to light, I believe the actual > issue was a Linux kernel bug not a FW bug in Samsung drives that caused the > corruption. This is the thread which details said issue: > http://www.spinics.net/lists/raid/msg49440.html > > Here is a link to the commit that fixed the Linux kernel bug. https://git. kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f3f5da624e0a891c34d8cd513c57f1d9b0c7dadc Mounting a Samsung SSD with a linux kernel with trim enabled without this commit can cause issues. Br, Tommi > Regards > Steve > _______________________________________________ > freebsd-current_at_freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org" >Received on Fri Apr 15 2016 - 11:14:55 UTC
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