[httperf] Connection rate httperf

Paulo Eustáquio psfeustaquio at gmail.com
Fri Nov 26 09:31:35 PST 2010


I'm trying to evaluate my system under overload, so the way that i'm testing
is right??

Em 26 de novembro de 2010 15:27, Arlitt, Martin <martin.arlitt at hp.com>escreveu:

> Hi Paulo
>
>
>
> It looks as though httperf is working as you have told it to. The output
> indicates that the system you are testing is overloaded. In particular, if
> you look at the maximum number of concurrent connections, you will see it is
> 8,035, meaning that there are a lot of connections being queued; the system
> simply cannot keep up.
>
>
>
> If you actually want to test this system under 1,000 connection attempts
> per second, you can specify the --timeout option. With this option,
> connections that are not making progress will be abandoned, and a new
> connection issued. Please refer to the httperf man page for more
> information.
>
>
>
> If you are not trying to evaluate the system under overload, you will need
> to use a lower rate.
>
>
>
> Thanks
>
> Martin
>
>
>
> *From:* Paulo Eustáquio [mailto:psfeustaquio at gmail.com]
> *Sent:* Friday, November 26, 2010 9:13 AM
> *To:* Arlitt, Martin
> *Subject:* Re: [httperf] Connection rate httperf
>
>
>
> the output is below!!!
>
> thaks
>
>
>
> httperf --hog --client=1/2 --server=192.168.2.30 --port=80 --uri=/1
> --rate=1000 --send-buffer=4096 --recv-buffer=16384 --num-conns=50000
> --num-calls=1
>
> Maximum connect burst length: 4
>
>
>
> Total: connections 50000 requests 50000 replies 50000 test-duration 104.229
> s
>
>
>
> Connection rate: 479.7 conn/s (2.1 ms/conn, <=8035 concurrent connections)
>
> Connection time [ms]: min 40.3 avg 6705.4 max 93018.5 median 78.5 stddev
> 13018.4
>
> Connection time [ms]: connect 1539.9
>
> Connection length [replies/conn]: 1.000
>
>
>
> Request rate: 479.7 req/s (2.1 ms/req)
>
> Request size [B]: 66.0
>
>
>
> Reply rate [replies/s]: min 0.0 avg 499.9 max 1405.1 stddev 527.2 (20
> samples)
>
> Reply time [ms]: response 1046.0 transfer 4814.9 sum 8693.054688 num_reply
> 8311
>
> Reply size [B]: header 162.0 content 28529.0 footer 0.0 (total 28691.0)
>
> Reply status: 1xx=0 2xx=8311 3xx=0 4xx=0 5xx=41689
>
>
>
> CPU time [s]: user 16.64 system 87.59 (user 16.0% system 84.0% total
> 100.0%)
>
> Net I/O: 13472.4 KB/s (110.4*10^6 bps)
>
>
>
> Errors: total 0 client-timo 0 socket-timo 0 connrefused 0 connreset 0
>
> Errors: fd-unavail 0 addrunavail 0 ftab-full 0 other 0
>
>
>
>
>
> Em 26 de novembro de 2010 14:06, Arlitt, Martin <martin.arlitt at hp.com>
> escreveu:
>
> Hi Paulo
>
>
>
> Please send the httperf output.
>
>
>
> Thanks
>
> Martin
>
>
>
>
>
> *From:* httperf-bounces at linux.hpl.hp.com [mailto:
> httperf-bounces at linux.hpl.hp.com] *On Behalf Of *Paulo Eustáquio
> *Sent:* Friday, November 26, 2010 7:59 AM
> *To:* httperf
> *Subject:* [httperf] Connection rate httperf
>
>
>
> Hello!!
>
> I'm doing some experiments in my server with the parameters: --client 0/2
> --hog --server 192.168.2.30 --uri /1 --num-conns 10000 --rate 500.
>
>
>
> And analyzing the end of the experiment, I saw that the response parameter
> *Connection rate* gave me a lower number than that I put in the input
> parameter.
>
> how can I solve this problem??
>
>
>
> thaks!!!
> --
> Paulo Sérgio Franco Eustáquio.
> Msc Candidate at ICMC/USP
> http://lattes.cnpq.br/6072368277185653
>
>
> _______________________________________________
> httperf mailing list
> httperf at linux.hpl.hp.com
> http://www.hpl.hp.com/hosted/linux/mail-archives/httperf/
>
>
>
>
> --
> Paulo Sérgio Franco Eustáquio.
> Msc Candidate at ICMC/USP
> http://lattes.cnpq.br/6072368277185653
>
> _______________________________________________
> httperf mailing list
> httperf at linux.hpl.hp.com
> http://www.hpl.hp.com/hosted/linux/mail-archives/httperf/
>



-- 
Paulo Sérgio Franco Eustáquio.
Msc Candidate at ICMC/USP
http://lattes.cnpq.br/6072368277185653
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://napali.hpl.hp.com/pipermail/httperf/attachments/20101126/0e07b30f/attachment.htm


More information about the httperf mailing list