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Field Internal name Type Warn Crit Info
Intermediate images intermediate_quantity gauge     All unused images can be deleted with `docker image prune --all`
This field has the following extra information: sha256:6769dc3a703c (2025-04-16T14:50:31Z, 46.0 MiB), sha256:3add7b6dbcd1 (2026-08-31T12:02:14.041072683+02:00, 1770.68 MiB), sha256:46caa431fcc9 (2026-09-01T10:00:50.852926204+02:00, 834.03 MiB), sha256:31dbd33344ad (2026-09-01T10:01:41.194488497+02:00, 63.77 MiB), sha256:6dcd50168284 (2026-09-01T10:03:20.54748348+02:00, 890.51 MiB), sha256:ac1b3e235c58 (2026-09-13T09:19:44.047366054+02:00, 896.55 MiB), sha256:32a9d531d63f (2026-09-19T09:07:11.722492464+02:00, 660.25 MiB), sha256:7c4fcb6301f5 (2026-09-19T18:07:04.815388087+02:00, 892.1 MiB), sha256:1e2e7a6425b2 (2026-09-19T18:17:14.808234003+02:00, 890.91 MiB)
Images images_quantity gauge     Images can be used in containers with `docker container create --name <NAME> <IMAGE_ID >` or `docker container run --name <NAME> <IMAGE_ID> <COMMAND>`
This field has the following extra information: sha256:b789d3355d66 (robbertkl/ipv6nat:latest, 2021-07-19T23:06:25.503815145Z, 17.14 MiB), sha256:7558bc54e8a2 (redis:5-alpine, 2022-11-12T08:10:59.816716204Z, 21.83 MiB), sha256:caa3b516f9f9 (3liz/lizmap-web-client:3.8, 2025-04-01T15:24:31.851666922Z, 172.38 MiB), sha256:2ae77ab2ed0f (3liz/qgis-map-server:ltr-rc, 2025-04-14T04:31:36.452095614Z, 1568.99 MiB), sha256:ca58de35cff8 (3liz/postgis:15-3, 2025-04-22T04:11:08.795504599Z, 580.56 MiB), sha256:a1f2ff7c96a8 (zulip/zulip-postgresql:14, 2025-10-23T14:06:42.447795538Z, 415.97 MiB), sha256:74d29b56ac92 (labo15webwsgi:latest, 2026-03-10T17:21:01.128958024+01:00, 1687.59 MiB), sha256:2cc7f0a39f09 (ghcr.io/zulip/zulip-server:12.1-0, 2026-06-26T18:43:08.911849339Z, 2640.66 MiB), sha256:0830b42059af (memcached:alpine, 2026-07-10T17:14:42.160511466Z, 12.37 MiB), sha256:7e12fe9b30ac (lepic/docker-gen:latest, 2026-07-27T14:46:25.943499059Z, 22.55 MiB), sha256:44f922e31b63 (lepic/nginx:latest, 2026-07-27T18:00:43.086890819+02:00, 59.47 MiB), sha256:cc48e0fe25c0 (redis:alpine, 2026-07-30T19:42:11.578231622Z, 113.12 MiB), sha256:9bc9db924809 (rabbitmq:4.2, 2026-08-04T21:20:47.661872558Z, 234.2 MiB), sha256:9f24a4f59268 (deb4pic:2608, 2026-08-11T11:28:21.535384053+02:00, 633.88 MiB), sha256:c1843fcea67b (lepic/maint:2608, 2026-08-11T11:35:54.61223591+02:00, 938.73 MiB), sha256:b07129cc272f (postgres:18-alpine, 2026-08-13T19:17:31.951845817Z, 289.63 MiB), sha256:7bc5ba2f958a (nginx:alpine, 2026-08-19T20:10:57.964589829Z, 59.91 MiB), sha256:40872cdb3e43 (pic-cloud-nginx:latest, 2026-08-27T11:24:01.404784063+02:00, 59.48 MiB), sha256:8c1eaff7a7e4 (pic-cloud-app:latest, 2026-08-27T11:24:57.701365413+02:00, 996.09 MiB), sha256:8342627a2fa4 (jwilder/docker-gen:latest, 2026-08-31T00:34:16.288665569Z, 29.44 MiB), sha256:2a1e15172dee (lepic/pbin:2609, lepic/pbin:latest, 2026-09-01T02:43:28.202061982Z, 148.07 MiB), sha256:29a228a4e3c9 (deb4pic:2609, deb4pic:latest, 2026-09-01T09:32:12.299027181+02:00, 641.67 MiB), sha256:d9325273ebe5 (deb4pica:2609, deb4pica:latest, 2026-09-01T09:33:28.558431033+02:00, 652.3 MiB), sha256:3b851a4ec74c (lepic/maint:2609, lepic/maint:latest, 2026-09-01T09:37:12.184320524+02:00, 946.58 MiB), sha256:77651f146456 (lepic/ssh:2609, lepic/ssh:latest, 2026-09-01T09:37:49.228970376+02:00, 958.95 MiB), sha256:fc30e1c425fe (lepic/itk00:2609, lepic/itk00:latest, 2026-09-01T09:38:12.383060178+02:00, 656.18 MiB), sha256:31a46bbd7826 (lepic/itk82:2609, lepic/itk82:latest, 2026-09-01T09:39:48.908961009+02:00, 770.6 MiB), sha256:d0b3e3556b65 (lepic/itk83:2609, lepic/itk83:latest, 2026-09-01T09:41:34.893513395+02:00, 771.76 MiB), sha256:255720aeffff (lepic/itk84:2609, lepic/itk84:latest, 2026-09-01T09:43:06.139275141+02:00, 775.22 MiB), sha256:f89efdfc0f7a (lepic/itk84s:2609, lepic/itk84s:latest, 2026-09-01T09:43:15.56994302+02:00, 775.28 MiB), sha256:658d68d87602 (lepic/fpm83:2609, lepic/fpm83:latest, 2026-09-01T09:47:41.275620315+02:00, 339.62 MiB), sha256:defd7c364001 (lepic/fpm84:2609, lepic/fpm84:latest, 2026-09-01T09:56:55.36191221+02:00, 785.42 MiB), sha256:e17c5c0919c1 (lepic/phpmyadmin:2609, lepic/phpmyadmin:latest, 2026-09-01T10:04:07.672636338+02:00, 709.52 MiB), sha256:38dc396da2bb (lepic/pmbitk83:2609, lepic/pmbitk83:latest, 2026-09-01T10:14:30.761422235+02:00, 1199.75 MiB), sha256:6d3914450f9f (lepic/fpm85:2609, lepic/fpm85:latest, 2026-09-16T09:06:19.11921358+02:00, 834.06 MiB), sha256:4721a3a147d5 (lepic/httpd:2609, lepic/httpd:latest, 2026-09-16T09:06:51.994786753+02:00, 64.37 MiB), sha256:b6784d075b4b (lepic/logrotate:2609, lepic/logrotate:latest, 2026-09-19T15:57:38.532748142+02:00, 660.25 MiB), sha256:204b117ac629 (lepic/paheko:2609, lepic/paheko:latest, 2026-09-19T18:26:23.056544236+02:00, 896.56 MiB), sha256:75d1dcf00b54 (labo15appswsgi:latest, 2026-09-19T19:21:23.166358028+02:00, 1771.54 MiB)
Dangling images dangling_quantity gauge 10    Dangling images can be deleted with `docker image prune`or tagged with `docker image tag <IMAGE_ID> <NAME>`
This field has the following extra information: sha256:6769dc3a703c (2025-04-16T14:50:31Z, 46.0 MiB), sha256:3add7b6dbcd1 (2026-08-31T12:02:14.041072683+02:00, 1770.68 MiB), sha256:46caa431fcc9 (2026-09-01T10:00:50.852926204+02:00, 834.03 MiB), sha256:31dbd33344ad (2026-09-01T10:01:41.194488497+02:00, 63.77 MiB), sha256:6dcd50168284 (2026-09-01T10:03:20.54748348+02:00, 890.51 MiB), sha256:ac1b3e235c58 (2026-09-13T09:19:44.047366054+02:00, 896.55 MiB), sha256:32a9d531d63f (2026-09-19T09:07:11.722492464+02:00, 660.25 MiB), sha256:7c4fcb6301f5 (2026-09-19T18:07:04.815388087+02:00, 892.1 MiB), sha256:1e2e7a6425b2 (2026-09-19T18:17:14.808234003+02:00, 890.91 MiB)