Constant "Power-on or device reset occurred" msgs

EnigmaNas

Dabbler
Joined
Dec 11, 2020
Messages
33
Hello,

When clicking the "log" area at the bottom of the TrueNas GUI, I am getting hundreds of lines similar to the following -

Code:
Nov 16 13:53:38 neptune kernel: sd 0:0:4:0: Power-on or device reset occurred
Nov 16 13:53:38 neptune kernel: mpt2sas_cm0: log_info(0x31120303): originator(PL), code(0x12), sub_code(0x0303)
Nov 16 13:53:38 neptune kernel: mpt2sas_cm0: log_info(0x31120303): originator(PL), code(0x12), sub_code(0x0303)
Nov 16 13:53:38 neptune kernel: sd 0:0:4:0: Power-on or device reset occurred
Nov 16 13:53:38 neptune kernel: mpt2sas_cm0: log_info(0x31120303): originator(PL), code(0x12), sub_code(0x0303)
Nov 16 13:53:38 neptune kernel: mpt2sas_cm0: log_info(0x31120303): originator(PL), code(0x12), sub_code(0x0303)
Nov 16 13:53:38 neptune kernel: sd 0:0:4:0: Power-on or device reset occurred
Nov 16 13:53:43 neptune kernel: sd 0:0:4:0: Power-on or device reset occurred
Nov 16 13:53:43 neptune kernel: sd 0:0:4:0: Power-on or device reset occurred
Nov 16 13:53:43 neptune kernel: sd 0:0:4:0: Power-on or device reset occurred
Nov 16 13:53:43 neptune kernel: sd 0:0:4:0: Power-on or device reset occurred
Nov 16 13:53:43 neptune kernel: sd 0:0:4:0: Power-on or device reset occurred
Nov 16 13:53:43 neptune kernel: sd 0:0:4:0: Power-on or device reset occurred
Nov 16 13:53:43 neptune kernel: sd 0:0:4:0: Power-on or device reset occurred
Nov 16 13:53:43 neptune kernel: sd 0:0:4:0: Power-on or device reset occurred
Nov 16 13:53:43 neptune kernel: sd 0:0:4:0: Power-on or device reset occurred
Nov 16 13:53:43 neptune kernel: sd 0:0:4:0: Power-on or device reset occurred
Nov 16 13:53:43 neptune kernel: sd 0:0:4:0: Power-on or device reset occurred
Nov 16 13:53:43 neptune kernel: sd 0:0:4:0: Power-on or device reset occurred


This does not appear to be a normal occurrence. Can anyone offer any enlightenment?
 

PhilD13

Patron
Joined
Sep 18, 2020
Messages
203
Since no one answered I'm going to make a guess here that a SSD is bad or overheating or has a bad connection.
sd 0:0:4:0: Power-on or device reset occurred would be the drive and the mpt2sas_cm0 is the driver that is reporting the issue.
It could also be a bad or lose cable or an overheating HBA card.
You can run
to get an output that should tell you which drive it is Match up the 0:0:4:0: address with the results.
 

EnigmaNas

Dabbler
Joined
Dec 11, 2020
Messages
33
Thank you Phil, but I entered the command (lsscsi) into the shell, but it was not recognized.
Am I doing something wrong? You have a good theory, and I would really like to explore it further.
 

PhilD13

Patron
Joined
Sep 18, 2020
Messages
203
Sorry. The command works on my Bluefin Scale install and it is a basic install. I actually tried it before I posted. However, it does not work on Cobia It says not found. Not sure why it was moved or removed.
 

GRYBD1

Cadet
Joined
Dec 8, 2023
Messages
8
try command
lsblk -dno name,hctl,serial

should give you something like this. I truncated all the serial numbers.
sda 0:0:0:0 S1UYJ1
sdb 0:0:1:0 S1XWJ
sdc 10:0:0:0 S1UYJ
sdd 10:0:3:0 WD-WCA
sde 10:0:1:0 WD-WCA
sdf 10:0:4:0 S1XWJDW
sdg 10:0:5:0 S1XWJ1K
sdh 10:0:2:0 WD-WCA
 
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