[ZBX-18648] item key docker.containers says Cannot fetch data Created: 2020 Nov 13  Updated: 2024 Apr 10  Resolved: 2021 Jan 19

Status: Closed
Project: ZABBIX BUGS AND ISSUES
Component/s: Agent2 plugin (G)
Affects Version/s: 5.2.1
Fix Version/s: 5.4 (plan)

Type: Problem report Priority: Major
Reporter: Aigars Kadikis Assignee: Andrejs Kozlovs
Resolution: Fixed Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Attachments: File zabbix_agent2.conf     Text File zabbix_agent2.log    
Team: Team C
Sprint: Sprint 72 (Jan 2021)
Story Points: 1

 Description   

OS:

# 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)

Running containers:

# 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.


 Comments   
Comment by Aigars Kadikis [ 2021 Jan 18 ]

Adding user 'zabbix' to group 'docker' did help:

sudo usermod -aG docker zabbix
Comment by Alexander Vladishev [ 2021 Jan 19 ]

Updated documentation for Docker items: 5.4, 5.2, 5.0.

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