failed to open stream too many open

centos 7
вот что вижу
[root@]# lsof | wc -l
56132
[root@]# cat /proc/sys/fs/file-max
3260036
ulimit -a
core file size (blocks, -c) 0
data seg size (kbytes, -d) unlimited
scheduling priority (-e) 0
file size (blocks, -f) unlimited
pending signals (-i) 128458
max locked memory (kbytes, -l) 64
max memory size (kbytes, -m) unlimited
open files (-n) 1024
pipe size (512 bytes, -p) 8
POSIX message queues (bytes, -q) 819200
real-time priority (-r) 0
stack size (kbytes, -s) 8192
cpu time (seconds, -t) unlimited
max user processes (-u) 128458
virtual memory (kbytes, -v) unlimited
file locks (-x) unlimited

добавил * - nofile 10240 в /etc/security/limits.conf
стало
ulimit -a
core file size (blocks, -c) 0
data seg size (kbytes, -d) unlimited
scheduling priority (-e) 0
file size (blocks, -f) unlimited
pending signals (-i) 128458
max locked memory (kbytes, -l) 64
max memory size (kbytes, -m) unlimited
open files (-n) 10240
pipe size (512 bytes, -p) 8
POSIX message queues (bytes, -q) 819200
real-time priority (-r) 0
stack size (kbytes, -s) 8192
cpu time (seconds, -t) unlimited
max user processes (-u) 128458
virtual memory (kbytes, -v) unlimited
file locks (-x) unlimited

ошибка не пропала
что смотерть?