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Re: [lvs-users] Ldirector Performance Testing

To: "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] Ldirector Performance Testing
From: Henrique Fernandes <sf.rique@xxxxxxxxx>
Date: Fri, 29 Oct 2010 11:35:40 -0200
Why are you raising concurrency when test diretor ?  Like when you do this,
i guessi you increse by 3 you number of "clients". So i guess the director
is ok right ?

Try use same ab comand, just change the ip.

If i got it right, you are using 100 client with 1000 request. At one
server. it gives 150 RPS . And when you give 300 clietns with 1000 request
at diretord it gives 165 RPS i guess its better...

Or explain to me why you inscrease the number of clients...


[]'sf.rique


On Fri, Oct 29, 2010 at 11:13 AM, Anil Pillai <rcamphor@xxxxxxxxx> wrote:

> Most of the time i am testing from one server only and while testing from
> one server i am geting around 155 TPS on Cluster.
>
> When tried from 2 server the TPS is getting splitted like 75 TPS on one
> server and 80 TPS on other sever.
>
> In actual setup, Jboss (Port 8080) is running on Real servers. Web Services
> are deployed on these Jboss.
>
>    <Connector port="8080" address="${jboss.bind.address}"
>         maxThreads="250" maxHttpHeaderSize="8192"
>         emptySessionPath="true" protocol="HTTP/1.1"
>         enableLookups="false" redirectPort="8443" acceptCount="100"
>         connectionTimeout="20000" disableUploadTimeout="true" />
>
> When i do the ab test on one Real server directly i am geting a TPS of 150.
>
> Below is the ab test result for Real server directly.
>
> [root@om-01 tmp]$ ab -n1000 -c100 -p i.xml '
> http://real1:8080/chargingManager/services/ChargingService'
> Completed 100 requests
> Completed 200 requests
> Completed 300 requests
> Completed 400 requests
> Completed 500 requests
> Completed 600 requests
> Completed 700 requests
> Completed 800 requests
> Completed 900 requests
> Finished 1000 requests
>
> Server Software:        Apache-Coyote/1.1
> Server Hostname:        192.168.16.176
> Server Port:            8080
> Document Path:          /chargingManager/services/ChargingService
> Document Length:        511 bytes
> Concurrency Level:      100
> Time taken for tests:   6.613239 seconds
> Complete requests:      1000
> Failed requests:        0
> Write errors:           0
> Total transferred:      894000 bytes
> Total POSTed:           825825
> HTML transferred:       511000 bytes
> Requests per second:    151.21 [#/sec] (mean)
> Time per request:       661.324 [ms] (mean)
> Time per request:       6.613 [ms] (mean, across all concurrent requests)
> Transfer rate:          132.01 [Kbytes/sec] received
>                        121.95 kb/s sent
>                        253.96 kb/s total
> Connection Times (ms)
>              min  mean[+/-sd] median   max
> Connect:        0    0   2.4      0      13
> Processing:   222  642 302.7    551    1769
> Waiting:      221  641 302.7    550    1769
> Total:        222  643 304.4    551    1771
> Percentage of the requests served within a certain time (ms)
>  50%    551
>  66%    596
>  75%    627
>  80%    657
>  90%   1017
>  95%   1597
>  98%   1618
>  99%   1691
>  100%   1771 (longest request)
>
>
>  Below is the ab test result for Director.
>
> [root@om-01 tmp]$ ab -n1000 -c300 -p i.xml '
> http://Director:8080/chargingManager/services/ChargingService'
> Completed 100 requests
> Completed 200 requests
> Completed 300 requests
> Completed 400 requests
> Completed 500 requests
> Completed 600 requests
> Completed 700 requests
> Completed 800 requests
> Completed 900 requests
> Finished 1000 requests
>
> Server Software:        Apache-Coyote/1.1
> Server Hostname:        192.168.16.183
> Server Port:            8080
> Document Path:          /chargingManager/services/ChargingService
> Document Length:        511 bytes
> Concurrency Level:      300
> Time taken for tests:   6.46081 seconds
> Complete requests:      1000
> Failed requests:        0
> Write errors:           0
> Total transferred:      894892 bytes
> Total POSTed:           826650
> HTML transferred:       511509 bytes
> Requests per second:    165.40 [#/sec] (mean)
> Time per request:       1813.824 [ms] (mean)
> Time per request:       6.046 [ms] (mean, across all concurrent requests)
> Transfer rate:          144.39 [Kbytes/sec] received
>                        133.52 kb/s sent
>                        278.06 kb/s total
> Connection Times (ms)
>              min  mean[+/-sd] median   max
> Connect:        0   11  95.7      1    2999
> Processing:   359 1706 731.1   1579    3464
> Waiting:      359 1705 731.1   1578    3463
> Total:        360 1718 746.9   1579    4806
> Percentage of the requests served within a certain time (ms)
>  50%   1579
>  66%   2086
>  75%   2302
>  80%   2388
>  90%   2616
>  95%   2896
>  98%   3439
>  99%   3441
>  100%   4806 (longest request)
>
>
> On Fri, Oct 29, 2010 at 5:34 PM, Henrique Fernandes <sf.rique@xxxxxxxxx
> >wrote:
>
> > Can you post ab results as well ?
> >
> > And how about apache, worker or prefork ? how is the, serverlimit,
> > startservers, maxclients?
> >
> > []'sf.rique
> >
> >
> > On Fri, Oct 29, 2010 at 9:59 AM, Henrique Fernandes <sf.rique@xxxxxxxxx
> > >wrote:
> >
> > > But why are you testing with two serves ?
> > >
> > > Why not just one ab ?
> > >
> > >
> > > []'sf.rique
> > >
> > >
> > > On Fri, Oct 29, 2010 at 9:35 AM, Anil Pillai <rcamphor@xxxxxxxxx>
> wrote:
> > >
> > >> I have tried with
> > >>
> > >> ab -n10000 -c100
> > >> ab -n10000 -c200
> > >> ..
> > >> ..
> > >> ab -n10000 -c600
> > >> Even i tried -k option, but results are still the same.
> > >>
> > >>
> > >>
> > >> On Fri, Oct 29, 2010 at 4:51 PM, Graeme Fowler <graeme@xxxxxxxxxxx>
> > >> wrote:
> > >>
> > >> > On Fri, 2010-10-29 at 16:38 +0530, Anil Pillai wrote:
> > >> > > One observation.
> > >> >
> > >> > One more observation - ApacheBench needs to have parameters tweaked
> to
> > >> > increase the concurrency. The default is one request at a time.
> > >> >
> > >> > If you push the concurrency up, you should see a corresponding
> > increase
> > >> > in requests/sec.
> > >> >
> > >> > ab -c100 -n10000 http://target_url/
> > >> >
> > >> > For more fun, try
> > >> >
> > >> > ab -c100 -n10000 -k http://target_url/
> > >> >
> > >> > Graeme
> > >> >
> > >> >
> > >> > _______________________________________________
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> > >> >
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> > >
> > _______________________________________________
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> >
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> _______________________________________________
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>
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