naparuba/check-linux-by-ssh — pull request #18 by mickours (2014-07-22 13:20:03+00:00)
Title: Avoid division by zero if the Swap size is 0

It use to crash with a this error whane there is no Swap:
```
File "/var/lib/shinken/libexec/check_memory_by_ssh.py", line 166, in
perfdata += ' %s=%s%%;;;0%%;100%%' % (k, int(100 * float(v)/swap_total))
ZeroDivisionError: float division by zero
```