[Freeswitch-users] XML_CURL max connection limit

[Samir Doshi]

On 06/05/2013 07:36 PM, Michael Jerris wrote:
> Is the request going to your server and getting no response?
>
> On Jun 5, 2013, at 9:50 AM, Muhammad Shahzad <shaheryarkh at gmail.com 
> <mailto:shaheryarkh at gmail.com>> wrote:
>
>> Hi,
>>
>> Is there any connection limit perhaps hard coded anywhere in xml_curl 
>> module? I am load testing FS with xml_curl to provide config, 
>> directory and dial-plan. I observed i start getting HTTP ERROR 0 when 
>> i have around 1600 concurrent calls on machine with media. Although i 
>> see no sign of system overload either on FS (load average < 1.8) or 
>> Apache (load average < 4,75). Both have plenty of RAM and bandwidth free.
>>
>> Is there anyway to get rid of this HTTP ERROR 0? It must be generated 
>> by FS internally, since i don't see anything like this error in 
>> Apache logs.
>>
>> Below 1,638 concurrent calls @ 50 CPS, i get success rate of 99.999% 
>> but as soon as it crosses this mark, success rate drastically drops 
>> to 60% and even below (when concurrent calls go beyond 2,000). Here 
>> is error console log.
>>
>> ###################################################
>> 2013-06-05 18:09:13.591229 [ERR] mod_xml_curl.c:310 Received HTTP 
>> error 0 trying to fetch http://172.16.171.61/vm-users.php
>> data: 
>> [hostname=vms01&section=directory&tag_name=domain&key_name=name&key_value=10.1.3.2&Event-Name=GENERAL&Core-UUID=84c917dc-cdde-11e2-9bb2-8b779d6a4e97&FreeSWITCH-Hostname=vms01&FreeSWITCH-Switchname=vms01&FreeSWITCH-IPv4=10.1.3.2&FreeSWITCH-IPv6=%3A%3A1&Event-Date-Local=2013-06-05%2018%3A09%3A03&Event-Date-GMT=Wed,%2005%20Jun%202013%2013%3A09%3A03%20GMT&Event-Date-Timestamp=1370437743591210&Event-Calling-File=mod_voicemail.c&Event-Calling-Function=resolve_id&Event-Calling-Line-Number=1350&Event-Sequence=1776930&action=message-count&key=id&user=989000049598&domain=10.1.3.2]
>> ###################################################
>>
>> Although this setup is more then sufficient for my requirement but i 
>> just want to know if i can extend it beyond, since i still have lot 
>> of resources free.
>>
>> OS: Debian 6.0.7 x64
>> Apache: 2.2.16
>> FreeSWITCH: 1.5.1b+git~20130424T005233Z~66d1755b06
>>
>> Both FS and Apache are running on separate dedicated machines on same 
>> LAN.
>>
>> Thank you.
>>
>
>
>
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I think you need to do something with Apache configuration. Maybe 
increase apache child instance/Threads will give you better performance.

-- 
Thanks,
Sam

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