[SR-Users] redis via haproxy

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