# cat /etc/*release
CentOS Linux release 8.2.2004 (Core)
NAME="CentOS Linux"
VERSION="8 (Core)"
ID="centos"
ID_LIKE="rhel fedora"
VERSION_ID="8"
PLATFORM_ID="platform:el8"
PRETTY_NAME="CentOS Linux 8 (Core)"
ANSI_COLOR="0;31"
CPE_NAME="cpe:/o:centos:centos:8"
HOME_URL="https://www.centos.org/"
BUG_REPORT_URL="https://bugs.centos.org/"

CENTOS_MANTISBT_PROJECT="CentOS-8"
CENTOS_MANTISBT_PROJECT_VERSION="8"
REDHAT_SUPPORT_PRODUCT="centos"
REDHAT_SUPPORT_PRODUCT_VERSION="8"

CentOS Linux release 8.2.2004 (Core)
CentOS Linux release 8.2.2004 (Core)
 

# docker stats --no-stream
CONTAINER ID        NAME                CPU %               MEM USAGE / LIMIT   MEM %               NET I/O             BLOCK I/O           PIDS
50ac561e1ae2        tomcat9             0.11%               75MiB / 3.689GiB    1.99%               2.3kB / 0B          1.94MB / 0B         36

# zabbix_get -s 127.0.0.1 -p 10050 -k docker.containers
ZBX_NOTSUPPORTED: Cannot fetch data.