'kdump'에 해당하는 글 1건



CONFIG_DEBUG_INFO=y 


yum install kernel-debuginfo 


yum install crash


add 'log_buf_len=5M crashkernel=384M-2G:64M,2G-:256M' in grub  and reboot


# service kdump start


// some crash


# crash /usr/lib/debug/lib/modules/<kernel>/vmlinux   /var/crash/<timestamp>/vmcore


# cat /var/crash/127.0.xxxx/vmcore-dmesg.txt





check out  latest crash utility from https://github.com/crash-utility/crash.git


# crash /lib/modules/`uname -r`/build/vmlinux /var/crash/<timestamp>/vmcore


crash> bt -l

crash> dis -l __decision+125



$ gdb clustering.o

(gdb) disassemble /m __decision


 







WRITTEN BY
RootFriend
개인적으로... 나쁜 기억력에 도움되라고 만들게되었습니다.

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