Hi try first to use single redis for make sure that it is not a ha proxy trouble.
If error still exists - try to collect debug information.
Среда, 6 декабря 2017, 10:53 +03:00 от Aidar Kamalov
<aidar.kamalov(a)gmail.com>om>:
Hello,
Kamailio after restart(or start) sometimes can't connect to redis (via haproxy) with
logs:
Dec 6 07:29:30 siptest /usr/sbin/kamailio[47291]: NOTICE: <script>: ROOT: KDMQ
usrloc [ 764c076919c73540-39925(a)192.168.150.225 ]
Dec 6 07:29:31 siptest /usr/sbin/kamailio[47263]: NOTICE: <script>: ROOT: OPTIONS
<null> [ 0b4dc11225a6fc77294de97578061844@192.168.150.231:5060 ]
Dec 6 07:29:31 siptest /usr/sbin/kamailio[47269]: ERROR: ndb_redis [redis_client.c:130]:
redisc_init(): error communicating with redis server [redis] ( 127.0.0.1:6380/0 ):
Resource temporarily unavailable
Dec 6 07:29:31 siptest /usr/sbin/kamailio[47269]: ERROR: ndb_redis [ndb_redis_mod.c:122]:
child_init(): failed to initialize redis connections
Dec 6 07:29:31 siptest /usr/sbin/kamailio[47269]: ERROR: <core>
[core/sr_module.c:923]: init_mod_child(): Error while initializing module ndb_redis
(/usr/lib64/kamailio/modules/ndb_redis.so)
Dec 6 07:29:31 siptest /usr/sbin/kamailio[47269]: ERROR: <core> [core/pt.c:334]:
fork_process(): init_child failed for process 5, pid 47269, "udp receiver child=4
sock= 192.168.8.213:5060 "
Dec 6 07:29:31 siptest /usr/sbin/kamailio[47269]: CRITICAL: <core> [main.c:1611]:
main_loop(): Cannot fork
Dec 6 07:29:31 siptest /usr/sbin/kamailio[47252]: ALERT: <core> [main.c:740]:
handle_sigs(): child process 47269 exited normally, status=255
Dec 6 07:29:31 siptest /usr/sbin/kamailio[47362]: CRITICAL: <core>
[core/pass_fd.c:277]: receive_fd(): EOF on 13
Redis and haproxy working fine (I test it by many attepts - echo ping|ncat localhost
6380)
At tcpdump all attemps from kamailio have:
*1
$4
PING
+PONG
*2
$6
SELECT
$1
0
+OK
my kamailio 5.0.4 config:
modparam("ndb_redis", "server",
"name=redis;addr=127.0.0.1;port=6380")
my haproxy 1.5 config:
backend bk_redis
mode tcp
option tcp-check
tcp-check connect
tcp-check send PING\r\n
tcp-check expect string +PONG
tcp-check send QUIT\r\n
tcp-check expect string +OK
server sipkazan 192.168.107.195:6379 check inter 1s
server local 127.0.0.1:6379 check inter 1s backup
--
Aydar A. Kamalov
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