https://community.hpe.com/t5/operating-system-hp-ux/hp-d230-machine-reboot-question/m-p/3697890#M248791 This is panic crash. does the crash create crash dump? (Assuming that you have configured crash)<BR />If yes look at /var/adm/crash dir.<BR />Look at /var/tombstones/ts99 file.<BR /><BR />Also, if system has generated crash, post the outout of following.<BR /><BR />cd /var/adm/crash<BR />adb /var/adm/crash/crash_dir/vmunix -m /var/adm/crash/crash_dir<BR /><BR />Once on adb prompt, do "msgbuf+8/s<BR /><BR />What does stack trace say??<BR />Also does ts99 file denotes HPMC errors?? Sun, 25 Dec 2005 22:55:49 GMT RAC_1 2005-12-25T22:55:49Z https://community.hpe.com/t5/operating-system-hp-ux/hp-d230-machine-reboot-question/m-p/3697889#M248790 shutdownlog: Reboot after panic: TOC ,pcsq.pcoq=0.66e04,isr.ior=0.64b6dc<BR /> Reboot after panic: TOC ,pcsq.pcoq=0.66e00,isr.ior=0.64b6dc<BR /><BR />syslog.log and dmesg no error<BR /><BR />machine rebooted everyday many times!<BR /><BR />I replaced power, same case Sun, 25 Dec 2005 22:49:00 GMT https://community.hpe.com/t5/operating-system-hp-ux/hp-d230-machine-reboot-question/m-p/3697889#M248790 liaoqc 2005-12-25T22:49:00Z https://community.hpe.com/t5/operating-system-hp-ux/hp-d230-machine-reboot-question/m-p/3697890#M248791 This is panic crash. does the crash create crash dump? (Assuming that you have configured crash)<BR />If yes look at /var/adm/crash dir.<BR />Look at /var/tombstones/ts99 file.<BR /><BR />Also, if system has generated crash, post the outout of following.<BR /><BR />cd /var/adm/crash<BR />adb /var/adm/crash/crash_dir/vmunix -m /var/adm/crash/crash_dir<BR /><BR />Once on adb prompt, do "msgbuf+8/s<BR /><BR />What does stack trace say??<BR />Also does ts99 file denotes HPMC errors?? Sun, 25 Dec 2005 22:55:49 GMT https://community.hpe.com/t5/operating-system-hp-ux/hp-d230-machine-reboot-question/m-p/3697890#M248791 RAC_1 2005-12-25T22:55:49Z