Nginx flv stream gets too slow on 2000 concurrent connections

shahzaib shahzaib shahzaib.cb at gmail.com
Wed Jan 23 20:27:29 UTC 2013


No i didn't concerned with network operators yet. And if someone can get me
that chinese blog for setting 2k concurrent connections using
sysctl-settings. So far i used this guide to tune kernal.
http://www.cyberciti.biz/faq/linux-tcp-tuning/


On Thu, Jan 24, 2013 at 1:21 AM, shahzaib shahzaib <shahzaib.cb at gmail.com>wrote:

> The load(nload) of 1500+ concurrent connections with 1Gbps port  is :
> Curr: 988.95 MBit/s
>                                                                    ##  ##
> ##  ##  ##  ##  ##  ##  #  Avg: 510.84 MBit/s
>                                                                    ##  ##
> ##  ##  ##  ##  ##  ##  #  Min: 0.00 Bit/s
>                                                                    ##  ##
> ##  ##  ##  ##  ##  ##  #  Max: 1005.17 MBit/s
>                                                                    ##  ##
> ##  ##  ##  ##  ##  ##  #  Ttl: 10017.30 GByte
>
> What should i see into dmesg to analyse the problem ? I'll also send you
> the nload when the traffic will hit to its peak, at this time its average
> traffic. The following is ifconfig eth0 output :-
>
> eth0      Link encap:Ethernet  HWaddr X:X:X:X:X:X
>           inet addr:X.X.X.X  Bcast:X.X.X.X  Mask:255.255.255.192
>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>           RX packets:3713630148 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:7281199166 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:1000
>           RX bytes:260499010337 (242.6 GiB)  TX bytes:10767156835559 (9.7
> TiB)
>           Memory:fbe60000-fbe80000
>
>
>
> On Thu, Jan 24, 2013 at 12:29 AM, Rainer Duffner <rainer at ultra-secure.de>wrote:
>
>>
>> Am 23.01.2013 um 20:03 schrieb shahzaib shahzaib <shahzaib.cb at gmail.com>:
>>
>> > And also the 20+ lines of vmstat are given below with 2.6.32 kernal :-
>>
>>
>> There was a thread recently (well, last year sometimes) with a link to a
>> blog in Chinese with sysctl-settings etc.
>> It had tunings for 2k concurrent connections.
>>
>> Maybe somebody can dig it out?
>> _______________________________________________
>> nginx mailing list
>> nginx at nginx.org
>> http://mailman.nginx.org/mailman/listinfo/nginx
>>
>
>
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