ceph-dbg software package provides debugging symbols for ceph, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install ceph-dbg
ceph-dbg is installed in your system.
Make ensure the ceph-dbg package were installed using the commands given below,
$ sudo dpkg-query -l | grep ceph-dbg *
You will get with ceph-dbg package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Debug packages |
| Package | ceph-dbg |
| Version | 0.80.11-1.1 |
| Description | debugging symbols for ceph |
| Sub Section | debug |