[hobbit] strange result in fping by hobbit and fping by yours truly

Hobbit User hobbit at epperson.homelinux.net
Fri Nov 2 16:36:56 CET 2007


You're aware, aren't you, that unless you have "testip" keyword on the
bb-hosts line, hobbit DNS resolves the bb-hosts name and uses the bb-hosts
IP only if the name lookup fails?

On Fri, November 2, 2007 11:28, Dennis Ortsen wrote:
> These terminals are not in DNS. There's also a large amount of Cisco
> accesspoints that are fpinged the same way. These AP's are also not in
> DNS.
> The number of AP's is even larger than the number of terminals: 247.
>
>> -----Oorspronkelijk bericht-----
>> Van: Hubbard, Greg L [mailto:greg.hubbard at eds.com]
>> Verzonden: vrijdag 2 november 2007 15:21
>> Aan: hobbit at hswn.dk
>> Onderwerp: RE: [hobbit] strange result in fping by hobbit and
>> fping by yours truly
>>
>> DNS?
>>
>> -----Original Message-----
>> From: Dennis Ortsen [mailto:dortsen at gmail.com]
>> Sent: Friday, November 02, 2007 7:47 AM
>> To: hobbit at hswn.dk
>> Subject: [hobbit] strange result in fping by hobbit and fping
>> by yours truly
>>
>>
>> Hi everyone,
>>
>> I've got a somewhat strange issue with fping in hobbit.
>>
>> I've got a list of about 122 terminals that are used for a chipcard
>> payment system. Each one of them has an ip-address and connects to a
>> server to process the payments. Every now and then the terminals loose
>> the connection or whatever, they need to be reset before they can
>> process the payments again on the server. I thought I might use Hobbit
>> to ping all the terminals to see if they still respond to a ping. If
>> they don't reply anymore, they need a reset.
>>
>> I only do a conn test on an ip-address. I use the full path
>> to fping in
>> hobbitserver.cfg, without any extra parameters. When hobbit starts
>> testing the connection, only 14 terminals respond to a ping,
>> but when I
>> execute a fping myself (as the hobbit user) in a shell to the same
>> amount of terminals, I get a totally different result, instead of 14
>> responding terminals, I get 95 responding terminals with
>> fping! It's not
>> just a lucky shot, I can keep on trying these terminals, the huge
>> difference remains whether I fping them myself or when hobbit fpings
>> them.
>>
>> I'm running hobbit 4.2.0. According to bbtest I have 806
>> hosts that are
>> pinged, that takes about 26 seconds to complete. To complete all tests
>> (954), it takes about 47 seconds.
>>
>> Does anyone have a clue why specifically these terminals have such a
>> difference in hobbit ping and a ping performed by myself?
>>
>> I can't explain it, and it doesn't seem like a timeout (latency) issue
>> to me either.
>>
>> Thanks in advance,
>>
>> Br.
>>
>> Dennis
>>
>>
>> To unsubscribe from the hobbit list, send an e-mail to
>> hobbit-unsubscribe at hswn.dk
>>
>>
>>
>> To unsubscribe from the hobbit list, send an e-mail to
>> hobbit-unsubscribe at hswn.dk
>>
>>
>
>
> To unsubscribe from the hobbit list, send an e-mail to
> hobbit-unsubscribe at hswn.dk
>
>
>




More information about the Xymon mailing list