https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=234990
Bug ID: 234990
Summary: Samsung 860 EVO 2TB SSD does not work with Supermicro
10DRT-PTR
Product: Base System
Version: 12.0-RELEASE
Hardware: Any
OS: Any
Status: New
Severity: Affects Some People
Priority: ---
Component: kern
Assignee: b...@freebsd.org
Reporter: cra...@monkeybrains.net
Incompatible combo: Samsung SSD EVO 860 2TB SSD / 2TB with SuperMicro 10DRT-PTR
board
Workaround:
Disable TRIM. You can do this on a system showing symptoms by running this
command (takes 10 seconds to complete):
echo vfs.zfs.trim.enabled=0 >> /boot/loader.conf && reboot
Workaround during install:
Also, if you are installing from MEMSTICK and cannot create the ZFS pool due to
errors, you can disable TRIM and reboot memstick.
[1] During installation, open terminal by typing: ALT-F4.
[2] Mount the USB stick rw: mount -u -o rw /
[3] and then edit the loader.conf on the USB stick:
echo vfs.zfs.trim.enabled=0 >> /boot/loader.conf && reboot
Info on disks:
# camcontrol devlist
<Samsung SSD 860 DCT 1.92TB HXT70B6Q> at scbus5 target 0 lun 0 (pass1,ada0)
<Samsung SSD 860 DCT 1.92TB HXT70B6Q> at scbus6 target 0 lun 0 (pass2,ada1)
Info on Motherboard from dmidecode:
Supermicro, X10DRT-PTR
Errors logs:
Jan 15 07:23:31 dosa-b kernel: ahcich4: Timeout on slot 7 port 0
Jan 15 07:23:31 dosa-b kernel: ahcich4: is 00000000 cs 00000000 ss 00000000 rs
00000080 tfd 40 serr 00000000 cmd 0004c717
Jan 15 07:23:31 dosa-b kernel: (ada0:ahcich4:0:0:0): SEND_FPDMA_QUEUED DATA SET
MANAGEMENT. ACB: 64 01 00 00 00 40 00 00 00 00 00 00
Jan 15 07:23:31 dosa-b kernel: ahcich5: (ada0:ahcich4:0:0:0): CAM status:
Command timeout
Jan 15 07:23:31 dosa-b kernel: (ada0:ahcich4:0:0:0): Retrying command, 3 more
tries remain
Jan 15 07:23:31 dosa-b kernel: Timeout on slot 8 port 0
Jan 15 07:23:31 dosa-b kernel: ahcich5: is 00000000 cs 00000000 ss 00000000 rs
00000100 tfd 40 serr 00000000 cmd 0004c817
Jan 15 07:23:31 dosa-b kernel: (ada1:ahcich5:0:0:0): SEND_FPDMA_QUEUED DATA SET
MANAGEMENT. ACB: 64 01 00 00 00 40 00 00 00 00 00 00
Jan 15 07:23:31 dosa-b kernel: (ada1:ahcich5:0:0:0): CAM status: Command
timeout
Jan 15 07:23:31 dosa-b kernel: (ada1:ahcich5:0:0:0): Retrying command, 3 more
tries remain
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