[xymon] Wrong (or badly interpreted) http response time with hobbit 4.2.0
Benoit SCHMID
Benoit.Schmid at unige.ch
Thu Sep 2 10:03:34 CEST 2010
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Hello,
Sorry it was the host on which the test was performed.
For the host performing the test:
bbtest-net version 4.2.0
SSL library : OpenSSL 0.9.7d 17 Mar 2004 (+ security patches to 2006-09-29)
LDAP library: OpenLDAP 20217
Statistics:
Hosts total : 255
Hosts with no tests : 44
Total test count : 408
Status messages : 444
Alert status msgs : 0
Transmissions : 7
DNS statistics:
# hostnames resolved : 215
# succesful : 197
# failed : 18
# calls to dnsresolve : 407
TCP test statistics:
# TCP tests total : 253
# HTTP tests : 71
# Simple TCP tests : 182
# Connection attempts : 253
# bytes written : 13350
# bytes read : 552532
TIME SPENT
Event Starttime Duration
bbtest-net startup 1283414487.151447 -
Service definitions loaded 1283414487.154896
0.003449
Tests loaded 1283414487.289917
0.135021
DNS lookups completed 1283414487.295936
0.006019
Test engine setup completed 1283414487.316852
0.020916
TCP tests completed 1283414498.007502
10.690650
PING test completed (154 hosts) 1283414498.470491
0.462989
PING test results sent 1283414498.477492
0.007001
Test result collection completed 1283414498.477818
0.000326
LDAP test engine setup completed 1283414498.477820
0.000002
LDAP tests executed 1283414498.477823
0.000003
LDAP tests result collection completed 1283414498.477824
0.000001
Test results transmitted 1283414498.483055
0.005231
bbtest-net completed 1283414498.490716
0.007661
TIME TOTAL
11.339269
On 09/01/2010 05:45 PM, Josh Luthman wrote:
> Is that the host performing the http test or the host the test is
> being performed on?
>
> Josh Luthman
> Office: 937-552-2340
> Direct: 937-552-2343
> 1100 Wayne St
> Suite 1337
> Troy, OH 45373
>
>
>
> On Wed, Sep 1, 2010 at 11:40 AM, Benoit SCHMID <Benoit.Schmid at unige.ch> wrote:
>> Hello,
>>
>> Unfortunately, I have :Status not available.
>>
>> for
>> http://hobbitserver/hobbit-cgi/bb-hostsvc.sh?HOST=xxx.unige.ch&SERVICE=bbtest
>>
>> But the following works fine:
>> http://hobbitserver/hobbit-cgi/bb-hostsvc.sh?HOST=xxx.unige.ch&SERVICE=http
>>
>> Regards,
>>
>> Josh Luthman a écrit :
>>>
>>> On your bbdisplay it is probably the very first line item. For
>>> example it says bbtest on this page:
>>>
>>> http://xymon.com/xymon/servers/servers.html
>>>
>>> Linked to this:
>>>
>>> http://xymon.com/xymon-cgi/bb-hostsvc.sh?HOST=voodoo.hswn.dk&SERVICE=bbtest
>>>
>>> Josh Luthman
>>> Office: 937-552-2340
>>> Direct: 937-552-2343
>>> 1100 Wayne St
>>> Suite 1337
>>> Troy, OH 45373
>>>
>>>
>>>
>>> On Wed, Sep 1, 2010 at 11:12 AM, Benoit SCHMID <Benoit.Schmid at unige.ch>
>>> wrote:
>>>>
>>>> Hello,
>>>>
>>>> Could you please tell me where I can get this info?
>>>>
>>>> Thanks in advance for your help.
>>>>
>>>> Josh Luthman a écrit :
>>>>>
>>>>> Well instead of guessing - look at bbtest and see what the DNS test
>>>>> times are. If you can, share the entire output.
>>>>>
>>>>> Josh Luthman
>>>>> Office: 937-552-2340
>>>>> Direct: 937-552-2343
>>>>> 1100 Wayne St
>>>>> Suite 1337
>>>>> Troy, OH 45373
>>>>>
>>>>>
>>>>>
>>>>> On Wed, Sep 1, 2010 at 11:00 AM, Benoit SCHMID <Benoit.Schmid at unige.ch>
>>>>> wrote:
>>>>>>
>>>>>> Hello,
>>>>>>
>>>>>> If I do, from the hobbit server:
>>>>>> nslookup xxx.unige.ch ip_address_dns
>>>>>> respond very fast.
>>>>>>
>>>>>> In resolv.conf, the dns in the first line is our authoritative name
>>>>>> server.
>>>>>>
>>>>>> Therefore it does not seems to be the dns time.
>>>>>>
>>>>>> Regards,
>>>>>>
>>>>>> Josh Luthman a écrit :
>>>>>>>
>>>>>>> I want to say that Xymon doesn't use cache, issuing a query upon every
>>>>>>> new host, but I am not certain.
>>>>>>>
>>>>>>> Josh Luthman
>>>>>>> Office: 937-552-2340
>>>>>>> Direct: 937-552-2343
>>>>>>> 1100 Wayne St
>>>>>>> Suite 1337
>>>>>>> Troy, OH 45373
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Wed, Sep 1, 2010 at 10:30 AM, Benoit SCHMID
>>>>>>> <Benoit.Schmid at unige.ch>
>>>>>>> wrote:
>>>>>>>>
>>>>>>>> Hello,
>>>>>>>>
>>>>>>>> As I have already said, this would be dur to the dns,
>>>>>>>> I would have had the pb with wget too wouldn't I?
>>>>>>>>
>>>>>>>> Regards,
>>>>>>>>
>>>>>>>> Tony Larco a écrit :
>>>>>>>>>
>>>>>>>>> I am wondering if you have a DNS issue causing latency. Just a
>>>>>>>>> thought.
>>>>>>>>>
>>>>>>>>> "Neil Franken" <nfranken at theunlimited.co.za> wrote:
>>>>>>>>>
>>>>>>>>>> Have you done a trace route from the Xymon server? Maybe that would
>>>>>>>>>> show
>>>>>>>>>> you something? Sorry just a suggestion from the top of my head.
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> -----Original Message-----
>>>>>>>>>> From: Benoit SCHMID [mailto:Benoit.Schmid at unige.ch] Sent: 01
>>>>>>>>>> September
>>>>>>>>>> 2010 08:36 AM
>>>>>>>>>> To: xymon at xymon.com
>>>>>>>>>> Subject: [xymon] Wrong (or badly interpreted) http response time
>>>>>>>>>> with
>>>>>>>>>> hobbit 4.2.0
>>>>>>>>>>
>>>>>>>>>> Hello,
>>>>>>>>>>
>>>>>>>>>> I have monitored machines that are reporting around 3.5 seconds
>>>>>>>>>> for the HTTP response time during the whole day (curve flat).
>>>>>>>>>>
>>>>>>>>>> If I do wgets, from the Solaris machine where hobbit server is
>>>>>>>>>> installed,
>>>>>>>>>> I get response times that is lower than 100 ms.
>>>>>>>>>>
>>>>>>>>>> Our old BB server reports response times that are also lower than
>>>>>>>>>> 100
>>>>>>>>>> ms.
>>>>>>>>>>
>>>>>>>>>> Would you know why my hobbit monitor report such high response
>>>>>>>>>> times?
>>>>>>>>>>
>>>>>>>>>> Thanks in advance for your answer.
>>>>>>>>>>
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>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
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>>>>>>>>>>
>>>>>>>>>>
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>>>>>>>>
>>>>>>>>
>>>>>>>>
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>>>>>>>
>>>>>>>
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>>>>>>
>>>>>>
>>>>>>
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>>>>>
>>>>>
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>>>>
>>>
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>
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