Re: [hobbit] Please comment my test Hobbit server info

["T.J. Yang" <tj_yang (at) hotmail.com>]

> From: Rich Smrcina <rsmrcina (at) wi.rr.com>
> Reply-To: hobbit (at) hswn.dk
> To: hobbit (at) hswn.dk
> Subject: Re: [hobbit] Please comment my test Hobbit server info
> Date: Thu, 31 Aug 2006 15:26:59 -0500
>
> Some simple math shows that you could probably go to about 4000 hosts 
> comfortably (with a 5 minutes test cycle time).  Of course, there may be 
> other factors to consider when you go that high, so YMMV.
>
> I would also consider the fact that as hobbitping improves those ping times 
> will come down.


I think it is possible to come up with a formula(algorithm) to
predict maximum capacity  by dervinng factors
like ping, cpu load,disk space of a hobbit server.

lets leave it as a hobbit challenge for now.


Thanks for your comment.


tj
> T.J. Yang wrote:
> > Currently most of hosts are ping test only.
> > I can put more hosts on this hobbit server.
> > 822 hosts is taking 42 seconds.
> >
> > Answer I don't know is how many more hosts it can handle ?
> >
> > How can I find what hosts are causing DNS lookup failures ?
> >
> > Thanks for your time
> >
> > tj
> >
> > Output of bbest.
> >
> > bbtest-net version 4.2.0
> > SSL library : OpenSSL 0.9.7b 10 Apr 2003
> > LDAP library: Sun Microsystems Inc. 500
> >
> > Statistics:
> > Hosts total           :      822
> > Hosts with no tests   :        0
> > Total test count      :      841
> > Status messages       :      840
> > Alert status msgs     :        0
> > Transmissions         :       12
> >
> > DNS statistics:
> > # hostnames resolved  :      822
> > # succesful           :      317
> > # failed              :      505
> > # calls to dnsresolve :      841
> >
> > TCP test statistics:
> > # TCP tests total     :       15
> > # HTTP tests          :        4
> > # Simple TCP tests    :       11
> > # Connection attempts :       15
> > # bytes written       :      666
> > # bytes read          :    11278
> >
> >
> > TIME SPENT
> > Event                                            Starttime          
> > Duration
> > bbtest-net startup                       1157055015.522208                 
> > -
> > Service definitions loaded               1157055015.529746          
> > 0.007538
> > Tests loaded                             1157055025.655732         
> > 10.125986
> > DNS lookups completed                    1157055030.723962          
> > 5.068230
> > Test engine setup completed              1157055030.733952          
> > 0.009990
> > TCP tests completed                      1157055030.995307          
> > 0.261355
> > PING test completed (822 hosts)          1157055073.088812         
> > 42.093505
> > PING test results sent                   1157055073.104640          
> > 0.015828
> > Test result collection completed         1157055073.105058          
> > 0.000418
> > LDAP test engine setup completed         1157055073.105060          
> > 0.000002
> > LDAP tests executed                      1157055073.105062          
> > 0.000002
> > LDAP tests result collection completed   1157055073.105063          
> > 0.000001
> > NTP tests executed                       1157055073.363425          
> > 0.258362
> > RPC tests executed                       1157055073.411516          
> > 0.048091
> > Test results transmitted                 1157055073.484927          
> > 0.073411
> > bbtest-net completed                     1157055073.492452          
> > 0.007525
> > TIME TOTAL                                                         
> > 57.970244
> >
> >
> >
> > To unsubscribe from the hobbit list, send an e-mail to
> > hobbit-unsubscribe (at) hswn.dk
>
> --
> Rich Smrcina
> VM Assist, Inc.
> Phone: 414-491-6001
> Ans Service:  360-715-2467
> rich.smrcina at vmassist.com
>
> Catch the WAVV!  http://www.wavv.org
> WAVV 2007 - Green Bay, WI - May 18-22, 2007
>
> To unsubscribe from the hobbit list, send an e-mail to
> hobbit-unsubscribe (at) hswn.dk