check_ping can't interpret output

Thomas Guyot-Sionnest dermoth at aei.ca
Tue Jul 29 14:23:36 CEST 2008


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On 29/07/08 08:09 AM, Marc Powell wrote:
> On Jul 29, 2008, at 12:31 AM, Dave Close wrote:
> 
>> # su - apache -c "/usr/lib/nagios/plugins/check_ping -H machine -w
>> 3000.0,80% -c 5000.0,100% -p 1"
>> /bin/ping -n -U -w 10 -c 1 machine
>> CRITICAL - Could not interpret output from ping command
>>
> 
> Beyond Hugo's comments about running as the user nagios, this would  
> seem to indicate that /bin/ping is not SUID root. Is it? If not, chmod  
> u+s /bin/ping.

You can also use check_icmp (that plugin will have to be setuid root),
which should be a bit faster since it does not rely on ping.

Thomas
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