I have a potential fix for this we are trying but its very hard to validate as I have no predictable way to reproduce.  Once I have confirmation it really fixes it I can pull the patch in.

Mike

On Mar 15, 2019, at 3:36 AM, sagar malam <sagarmalam@gmail.com> wrote:

Thanks for help.
I think i found other way to reproduce this error.I will report it in Jira with all the details.

On Fri, Mar 15, 2019 at 10:17 AM Sergey Safarov <s.safarov@gmail.com> wrote:
you can just simple revert bad commit

пт, 15 мар. 2019 г. в 07:00, Sergey Safarov <s.safarov@gmail.com>:
you can find commit where issue added using command "git bisect"
https://git-scm.com/docs/git-bisect

пт, 15 мар. 2019 г. в 06:22, sagar malam <sagarmalam@gmail.com>:
Hello Everyone,

Recently we upgraded to latest FS version and we started getting "too many stacked extensions" error when calls per sec(CPS) is greater than 50.

I have gone through this 
My dialplan does not lead to any recursion

There is already Jira reported : 
But we dont have access to patch.

This is very critical issue for us.Any timely help will be appreciated