Checking Linux logs (dmesg)
Table of Contents
Grep all of the things
Typically in /var/log/
dmesg | grep -i error #could be any error dmesg | grep -i mce #mainly points out MB or CPU dmesg | grep -i xid #BUS ID's from this command usually points to GPU's dmesg | grep -i care #not sure dmesg | grep -i irq #mainly shows issues with CPU
Memory errors (ECC)
Old article, but concept still applies: EDAC (Error Detection and Correction)
edac-util -v #mapping depends on hardware