<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Is the request going to your server and getting no response?<div><br><div><div>On Jun 5, 2013, at 9:50 AM, Muhammad Shahzad <<a href="mailto:shaheryarkh@gmail.com">shaheryarkh@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div dir="ltr">Hi,<div><br></div><div>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.</div>
<div><br></div><div>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.</div><div><br></div><div>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.<br clear="all">
<div><br></div><div>###################################################</div><div><div>2013-06-05 18:09:13.591229 [ERR] mod_xml_curl.c:310 Received HTTP error 0 trying to fetch <a href="http://172.16.171.61/vm-users.php">http://172.16.171.61/vm-users.php</a></div>
<div>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]</div>
</div><div>###################################################<br></div><div><br></div><div style="">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. <br>
</div><div style=""><br></div><div style="">OS: Debian 6.0.7 x64</div><div style="">Apache: 2.2.16</div><div style="">FreeSWITCH: 1.5.1b+git~20130424T005233Z~66d1755b06</div><div><br></div><div style="">Both FS and Apache are running on separate dedicated machines on same LAN.</div>
<div><br></div><div style="">Thank you.</div><div><br></div></div></div></blockquote></div><br></div></body></html>