Date: Mon, 30 Aug 2021 00:45:41 -0700 From: David Christensen <dpchrist@holgerdanske.com> To: freebsd-questions@freebsd.org Subject: Re: FreeBSD 12.2-RELEASE-p9 trim: open failed: /dev/ada0: Operation not permitted Message-ID: <a0a0afde-d0b5-78b8-5489-44ed6b3a2e39@holgerdanske.com> In-Reply-To: <fe31dae4-571b-a7a7-b857-68cd515fbe74@gmail.com> References: <dda0a570-53bc-7676-9f38-67bcd7a6f8bb@holgerdanske.com> <b0cb474d-a4e8-5228-b4da-a267ac1a2124@holgerdanske.com> <fe31dae4-571b-a7a7-b857-68cd515fbe74@gmail.com>
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On 8/29/21 10:08 PM, Graham Perrin wrote: > On 30/08/2021 04:54, David Christensen wrote: >> On 8/29/21 7:26 PM, David Christensen wrote: >>> freebsd-questions: >>> >>> I have a computer with FreeBSD: >>> >>> 2021-08-29 19:14:07 toor@f1 ~ >>> # freebsd-version ; uname -a >>> 12.2-RELEASE-p9 >>> FreeBSD f1.tracy.holgerdanske.com 12.2-RELEASE-p7 FreeBSD >>> 12.2-RELEASE-p7 GENERIC amd64 >>> >>> >>> The system disk is an SSD: >>> >>> 2021-08-29 19:18:53 toor@f1 ~ >>> # camcontrol devlist | grep ada0 >>> <INTEL SSDSC2CW060A3 400i> at scbus0 target 0 lun 0 (ada0,pass0) >>> >>> >>> I would like to trim the SSD, but trim(8) is not happy: >>> >>> 2021-08-29 19:22:36 toor@f1 ~ >>> # trim -f /dev/ada0 >>> trim /dev/ada0 offset 0 length 60022480896 >>> trim: open failed: /dev/ada0: Operation not permitted >>> >>> >>> Suggestions? >>> >>> >>> David >> >> >> STFW I found: >> >> https://forums.freebsd.org/threads/freebsd-10-trim-for-zfs.44803/ >> >> >> Checking my system: >> >> 2021-08-29 20:51:20 toor@f3 ~ >> # camcontrol identify ada0 | grep -i trim >> Data Set Management (DSM/TRIM) yes >> >> >> So, SSD trim is enabled (?). > > Given your link to the ZFS-related post, I assume that you use ZFS on > the device. Thank you for the reply. :-) Yes. The system was created with FreeBSD-12.1-RELEASE-amd64-memstick on a USB flash drive with ZFS boot, encrypted swap, and encrypted ZFS root. > If so: with or without OpenZFS kernel module? ZFS kernel module is loaded: 2021-08-30 00:30:42 toor@f3 ~ # kldstat Id Refs Address Size Name 1 23 0xffffffff80200000 227ae98 kernel 2 1 0xffffffff8247c000 1e7b0 geom_eli.ko 3 2 0xffffffff8249b000 a448 opensolaris.ko 4 1 0xffffffff824a8000 ee98 aesni.ko 5 1 0xffffffff824b7000 3bad38 zfs.ko 6 1 0xffffffff82872000 27c00 geom_mirror.ko 7 1 0xffffffff8289a000 27ce8 fuse.ko 8 1 0xffffffff82b21000 acf mac_ntpd.ko > <https://forums.FreeBSD.org/threads/79169/post-529408>; I see that with > FreeBSD 14.0-CURRENT, this occurs: > > trim: open failed: /dev/da7: Operation not permitted > > – when, for example, a partition within the device is a cache vdev for a > pool. Okay. David
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