Check previous boot to Verify dcdebugmask active

Check previous boot to Verify dcdebugmask active An architecture diagram generated by Archify. Check previous boot · errors journalctl -b -1 -p err · Architecture component Check previous boot errors journalctl -b -1 -p err Look for DMCUB · errors journalctl -b -1 -k | grep -i dmcub · Architecture component Look for DMCUB errors journalctl -b -1 -k | grep -i dmcub Trace suspend transitions · journalctl -b -1 | grep -iE 'suspend|resume|PM:' · Architecture component Trace suspend transitions journalctl -b -1 | grep -iE 'suspend|resume|PM:' Verify dcdebugmask active · cat /proc/cmdline | grep dcdebugmask · Architecture component Verify dcdebugmask active cat /proc/cmdline | grep dcdebugmask Legend Backend

Chain

  • • 4 steps, one path
  • • Edge labels omitted for clarity