如何附加到正在运行的Shell脚本？

Question

Is it possible, ie using gdb? What's needed?

12606 ?        Ss     0:00 /bin/bash -c /xxx/bin/dispatch.start
12626 ?        S      0:00  \_ /bin/bash /xxx/bin/waitpower.sh
13831 ?        S      0:00      \_ /bin/sh ./wn-mps1086-generex start

I want to attach to waitpower.sh and see what's happening.

Answer 1

retty 12626

http://pasky.or.cz/dev/retty/ “ retty是一个微型工具，可让您附加在其他终端上运行的进程。”

Answer 2

您可以使用shell脚本的进程ID附加gdb：

sudo gdb -p pid