1ulimit -c unlimited
2echo "1" > /proc/sys/kernel/core_uses_pid
3mkdir -p /opt/debug
4echo "/opt/debug/core-%e-%p-%t" > /proc/sys/kernel/core_pattern
5
6
7gdb <program> -c <coredump_file>
8up <n> #调用栈向上n次
1ulimit -c unlimited
2echo "1" > /proc/sys/kernel/core_uses_pid
3mkdir -p /opt/debug
4echo "/opt/debug/core-%e-%p-%t" > /proc/sys/kernel/core_pattern
5
6
7gdb <program> -c <coredump_file>
8up <n> #调用栈向上n次