Hi Daniel,

I am using version of kamailio 4.2.3 in ubuntu-14.04 LTS OS.
I had changed below configuration before getting the error.

tcp_max_connections=60000
tls_max_connections=60000

tcp_connection_lifetime=3604
tcp_accept_no_cl=yes
tcp_rd_buf_size=16384

I have attached the the kamailio.cfg  file for more information.
Could you please suggest me what needs to be change in kamailio.cfg file ?


On Tue, Dec 8, 2015 at 12:05 PM, Daniel-Constantin Mierla <miconda@gmail.com> wrote:
Hello,

what version of kamailio are you using?

Have you increased the value for core parameter tcp_max_connections?

http://www.kamailio.org/wiki/cookbooks/4.3.x/core#tcp_max_connections

Cheers,
Daniel


On 07/12/15 09:32, Priyaranjan Nayak wrote:
 
Hi All,

I am running the kamailio for secure websocket (WSS). While running traffic testing the kamailio is not able to take beyond 2300 connection. I am getting below error.

45(12831) ERROR: tls [tls_server.c:243]: tls_fix_connection_unsafe(): tls: ssl bug #1491 workaround: not enough memory for safe operation: 208
45(12831) ERROR: sl [../../forward.h:247]: msg_send(): tcp_send failed
45(12831) ERROR: websocket [ws_handshake.c:113]: ws_send_reply(): sending reply
46(12832) ERROR: <core> [tcp_main.c:3577]: handle_ser_child(): received CON_ERROR for 0x7f03e0b0fa18 (id 651), refcnt 3, flags 0x4018
45(12831) WARNING: <core> [tcp_read.c:1642]: handle_io(): F_TCPCONN connection marked as bad: 0x7f03e0b0fa18 id 651 refcnt 1
44(12830) ERROR: tls [tls_server.c:154]: tls_complete_init(): tls: ssl bug #1491 workaround: not enough memory for safe operation: 304
44(12830) ERROR: <core> [tcp_read.c:1326]: tcp_read_req(): ERROR: tcp_read_req: error reading

I have seen below data in kamailio at the time of getting error.
shmem:fragments = 57
shmem:free_size = 16986416784
shmem:max_used_size = 193649976
shmem:real_used_size = 193452400
shmem:total_size = 17179869184
shmem:used_size = 188516920

Could you please suggest me how can I get more performance from kamailio while using WSS ?

Thanks
Priyaranjan


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Daniel-Constantin Mierla
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Book: SIP Routing With Kamailio - http://www.asipto.com
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Thanks
Priyaranjan