I'm getting the following errors and warnings when the trim service runs. I'm using the SSD as my cache device.
Feb 22 08:46:08 Tower kernel: sd 7:0:5:0: [sdg] tag#2572 UNKNOWN(0x2003) Result: hostbyte=0x00 driverbyte=0x08
Feb 22 08:46:08 Tower kernel: sd 7:0:5:0: [sdg] tag#2572 Sense Key : 0x5 [current]
Feb 22 08:46:08 Tower kernel: sd 7:0:5:0: [sdg] tag#2572 ASC=0x21 ASCQ=0x0
Feb 22 08:46:08 Tower kernel: sd 7:0:5:0: [sdg] tag#2572 CDB: opcode=0x42 42 00 00 00 00 00 00 00 18 00
Feb 22 08:46:08 Tower kernel: print_req_error: critical target error, dev sdg, sector 1950394402
Feb 22 08:46:08 Tower kernel: BTRFS warning (device sdg1): failed to trim 1 device(s), last error -121
Feb 22 08:46:08 Tower root: /etc/libvirt: 920.7 MiB (965431296 bytes) trimmed on /dev/loop3
Feb 22 08:46:08 Tower root: /var/lib/docker: 18.1 GiB (19436044288 bytes) trimmed on /dev/loop2
Feb 22 08:46:13 Tower sSMTP[24153]: Creating SSL connection to host
Feb 22 08:46:13 Tower sSMTP[24153]: SSL connection using TLS_AES_256_GCM_SHA384
Feb 22 08:46:14 Tower sSMTP[24153]: Authorization failed (535 5.7.8 https://support.google.com/mail/?p=BadCredentials v202sm2148007oie.10 - gsmtp)
Motherboard:
Supermicro X9DR3-F, Version 0123456789
Processor:
Intel® Xeon® CPU E5-2630 v2 @ 2.60GHz
tower-diagnostics-20200222-1310.zip