ab is not the best testing tool to test website performance
try loadrunner or apache httpclient instead, they act more like an browser


On Sat, Dec 19, 2009 at 11:20 AM, Olala <hthie...@gmail.com> wrote:

>
> I used ab(apache bench) to test with handle 1000 requests, with a maximum
> of
> 300 requests running concurrently (ab -n 1000 -c 300), and then I received
> the output as follows:
>
> Concurrency Level:      300
> Time taken for tests:   6.797 seconds
> Complete requests:      1000
> Failed requests:        0
> Write errors:           0
> Non-2xx responses:      1000
> Total transferred:      162000 bytes
> HTML transferred:       0 bytes
> Requests per second:    147.13 [#/sec] (mean)
> Time per request:       2039.063 [ms] (mean)
> Time per request:       6.797 [ms] (mean, across all concurrent requests)
> Transfer rate:          23.28 [Kbytes/sec] received
>
> Connection Times (ms)
>              min  mean[+/-sd] median   max
> Connect:        0    1   4.7      0      78
> Processing:   234  979 310.6   1016    4141
> Waiting:      219  632 230.1    609    4141
> Total:        234  980 310.7   1016    4141
>
> Percentage of the requests served within a certain time (ms)
>  50%   1016
>  66%   1141
>  75%   1203
>  80%   1219
>  90%   1313
>  95%   1453
>  98%   1469
>  99%   1484
>  100%   4141 (longest request)
>
>
> I wonder that 147 requests per second is too low?
>
>
>
> Erick Erickson wrote:
> >
> > You can't test it until you have a working SOLR instance in
> > your specific problem space.
> >
> > But assuming you have a SOLR setup, there are a plethora of
> > tools, just google "SOLR load testing". JMeter has been mentioned,
> > as well as others.
> >
> > You can also write your own load tester that just spawns a bunch of
> > threads that query your SOLR server, should take you about a day.
> >
> > Erick
> >
> > On Fri, Dec 18, 2009 at 3:42 AM, Olala <hthie...@gmail.com> wrote:
> >
> >>
> >> Thanks for your answer! But how i can test this??? Do you know any tool
> >> that
> >> help me do that? :confused:
> >>
> >>
> >> Noble Paul നോബിള്‍  नोब्ळ्-2 wrote:
> >> >
> >> > it is very difficult to say. It depends on the cache hit ratio. If
> >> > everything is served out of cache you may go upto arounbf 1000 req/sec
> >> >
> >> > On Fri, Dec 18, 2009 at 1:39 PM, Olala <hthie...@gmail.com> wrote:
> >> >>
> >> >> Hi all!
> >> >>
> >> >> I am developing an online dictionary application by using Solr, but I
> >> >> wonder
> >> >> that how many concurrent request that Solr can be process?
> >> >> --
> >> >> View this message in context:
> >> >> http://old.nabble.com/CCU-of-Solr--tp26840318p26840318.html
> >> >> Sent from the Solr - User mailing list archive at Nabble.com.
> >> >>
> >> >>
> >> >
> >> >
> >> >
> >> > --
> >> > -----------------------------------------------------
> >> > Noble Paul | Systems Architect| AOL | http://aol.com
> >> >
> >> >
> >>
> >> --
> >> View this message in context:
> >> http://old.nabble.com/CCU-of-Solr--tp26840318p26840598.html
> >> Sent from the Solr - User mailing list archive at Nabble.com.
> >>
> >>
> >
> >
>
> --
> View this message in context:
> http://old.nabble.com/CCU-of-Solr--tp26840318p26852460.html
> Sent from the Solr - User mailing list archive at Nabble.com.
>
>


-- 
Regards
Qiu
- chiqiu....@gmail.com

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