（原创）在大量的银行或金融项目中使用c语言程序进行编码，当UNIX程序移植到Linux系统时，很多种情况会出现core，那么以最快的速度掌握GDB调试方法就十分必要。本文以图解的方式原创了gdb调试方法，目标是够用且能解决问题。-(Original) in a large number of banks or financial items used in c language program coding, when the UNIX programs ported to Linux system, it is a variety of situation will arise core, then the fastest master GDB debugging method is necessary. In this paper, an original graphic way gdb debugging methodology, objectives would be sufficient and can solve the problem.