Android / Linux message logs

Linux message

dmesg | grep -i search_string

or

cat /var/log/dmesg | grep -i search_string

QSEE log
    1. TZ log

cat /d/tzdbg/log

    2. QSEE log

cat /d/tzdbg/qsee_log

Refer to:
  1. http://www.linfo.org/dmesg.html
  2. https://www.cyberciti.biz/faq/linux-log-files-location-and-how-do-i-view-logs-files/