Container Health Check Operations

3 min

to assess the health of kron pam docker services and monitor their operational status, follow the steps below these checks help verify service availability, identify malfunctioning containers, and ensure that all licensed components are running as expected log in to kron pam cli interface navigate to folder /pam/docker mgmt \[pamuser\@kronpam ]# cd /pam/docker mgmt check docker service status on kron pam instance \[pamuser\@kronpam ]# systemctl user status docker example output kron pam cli output ● docker service docker application container engine (rootless) loaded loaded (/home/pamuser/ config/systemd/user/docker service; enabled; vendor preset enabled) active active (running) since thu 2025 03 13 18 19 30 +03; 8 months 19 days ago docs https //docs docker com/go/rootless/ main pid 1532 (rootlesskit) cgroup /user slice/user 1000 slice/user\@1000 service/docker service ├─ 1532 rootlesskit state dir=/run/user/1000/dockerd rootless net=slirp4netns mtu=65520 slirp4netns sandbox=auto slirp4netns seccomp=auto disa> ├─ 1595 /proc/self/exe state dir=/run/user/1000/dockerd rootless net=slirp4netns mtu=65520 slirp4netns sandbox=auto slirp4netns seccomp=auto d> ├─ 1657 slirp4netns mtu 65520 r 3 disable host loopback enable sandbox enable seccomp 1595 tap0 ├─ 1720 dockerd data root /pam/docker mgmt/docker check the status of containers \[pamuser\@kronpam /pam/docker mgmt]# docker ps a example output kron pam cli output container id image command created status ports names 2f5725df702c dockerhub kron com tr/pam/auth 24 2 2 "java cp @/app/jib …" 2 minutes ago up 2 minutes 0 0 0 0 8087 >8087/tcp, 8087 >8087/tcp docker mgmt auth 1 b4cd98bcfda3 dockerhub kron com tr/pam/pta 24 2 2 "java cp @/app/jib …" 2 minutes ago up 2 minutes 0 0 0 0 9004 >9004/tcp, 9004 >9004/tcp docker mgmt pta 1 b9f7b5c91ebb dockerhub kron com tr/pam/uba 24 2 2 "java cp @/app/jib …" 2 minutes ago up 2 minutes 0 0 0 0 9005 >9005/tcp, 9005 >9005/tcp docker mgmt uba 1 98c0114efb98 dockerhub kron com tr/pam/mobile api 24 2 2 "java cp @/app/jib …" 2 minutes ago up 2 minutes 0 0 0 0 9443 >9443/tcp, 9443 >9443/tcp docker mgmt mobile api 1 a538ae7de8fb dockerhub kron com tr/kron commons/kron commons network 25 0 28 "/app/dockerfile ent…" 5 minutes ago up 5 minutes (healthy) docker mgmt kron commons network 1 290cdc72421e dockerhub kron com tr/kron commons/kron commons alfred 24 5 13 "java cp @/app/jib …" 5 minutes ago up 5 minutes (healthy) docker mgmt kron commons alfred 1 5685d82f2f85 dockerhub kron com tr/kron commons/kron commons config 25 0 28 "java cp /app/resou…" 5 minutes ago up 5 minutes (healthy) 0 0 0 0 8001 >8001/tcp, 8001 >8001/tcp docker mgmt kron commons config 1 to list containers loaded into the system, the following command can be run this command does not display the status \[pamuser\@kronpam /pam/docker mgmt]# docker image ls example output kron pam cli output repository tag image id created size dockerhub kron com tr/pam/pta 24 2 2 1e2b674923ac 3 months ago 396mb dockerhub kron com tr/pam/auth 24 2 2 d822229537bc 3 months ago 396mb dockerhub kron com tr/pam/mobile api 24 2 2 8ac3edef8e89 3 months ago 421mb dockerhub kron com tr/kron commons/kron commons network 25 0 28 2c9cfd1b762c 3 months ago 245mb dockerhub kron com tr/kron commons/kron commons config 25 0 28 ab7b84539208 3 months ago 271mb http proxy image latest 6801d048a065 8 months ago 1 53gb krontechnology/containerization 332 6801d048a065 8 months ago 1 53gb dockerhub kron com tr/pam/uba 24 2 2 a3e2e600ead4 9 months ago 397mb dockerhub kron com tr/kron commons/kron commons alfred 24 5 13 b1654a3f7f19 10 months ago 263mb vpn connector latest beb33d658fa4 3 years ago 273mb to view network interfaces attached to containers, you can run the following command \[pamuser\@kronpam /pam/docker mgmt]# docker network ls example output kron pam cli output network id name driver scope 23e6779c6173 bridge bridge local 1562bd54f37e docker mgmt default bridge local c98943b81e79 host host local ddd06a02b7c6 none null local