# Latest topics tagged docker
| Topic | Posters | Replies | Views | Activity |
| --- | --- | --- | --- | --- |
| [Docker layer blobs no longer reclaimed after 3.91.0-07 upgrade](https://community.sonatype.com/t/docker-layer-blobs-no-longer-reclaimed-after-3-91-0-07-upgrade/16322)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[docker](https://community.sonatype.com/tag/docker) | | [8](https://community.sonatype.com/t/docker-layer-blobs-no-longer-reclaimed-after-3-91-0-07-upgrade/16322/1) | 270 | [Jun 3](https://community.sonatype.com/t/docker-layer-blobs-no-longer-reclaimed-after-3-91-0-07-upgrade/16322/10) |
| [KeyStore YUM Nexus Docker](https://community.sonatype.com/t/keystore-yum-nexus-docker/16310)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [docker](https://community.sonatype.com/tag/docker), [yum](https://community.sonatype.com/tag/yum) | | [9](https://community.sonatype.com/t/keystore-yum-nexus-docker/16310/1) | 111 | [May 13](https://community.sonatype.com/t/keystore-yum-nexus-docker/16310/10) |
| [Nexus RM proxy repository Docker multi-arch manifest support](https://community.sonatype.com/t/nexus-rm-proxy-repository-docker-multi-arch-manifest-support/16311)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [docker](https://community.sonatype.com/tag/docker) | | [1](https://community.sonatype.com/t/nexus-rm-proxy-repository-docker-multi-arch-manifest-support/16311/1) | 70 | [May 5](https://community.sonatype.com/t/nexus-rm-proxy-repository-docker-multi-arch-manifest-support/16311/2) |
| [how to use remote tcp socket instead of local unix socket for nexus iq container image scan for pulling neuvector image from private registry](https://community.sonatype.com/t/how-to-use-remote-tcp-socket-instead-of-local-unix-socket-for-nexus-iq-container-image-scan-for-pulling-neuvector-image-from-private-registry/16271)
[Sonatype Lifecycle & Repository Firewall](https://community.sonatype.com/c/sonatype-lifecycle-firewall/7)
[help](https://community.sonatype.com/tag/help), [docker](https://community.sonatype.com/tag/docker), [nexus-iq](https://community.sonatype.com/tag/nexus-iq) | | [1](https://community.sonatype.com/t/how-to-use-remote-tcp-socket-instead-of-local-unix-socket-for-nexus-iq-container-image-scan-for-pulling-neuvector-image-from-private-registry/16271/1) | 65 | [Apr 21](https://community.sonatype.com/t/how-to-use-remote-tcp-socket-instead-of-local-unix-socket-for-nexus-iq-container-image-scan-for-pulling-neuvector-image-from-private-registry/16271/2) |
| [Docker repository configuration when inside a container confusion](https://community.sonatype.com/t/docker-repository-configuration-when-inside-a-container-confusion/16075)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [docker](https://community.sonatype.com/tag/docker) | | [1](https://community.sonatype.com/t/docker-repository-configuration-when-inside-a-container-confusion/16075/1) | 143 | [Feb 20](https://community.sonatype.com/t/docker-repository-configuration-when-inside-a-container-confusion/16075/2) |
| [Problem with Docker Baerer Token URL after upgrade to 3.80](https://community.sonatype.com/t/problem-with-docker-baerer-token-url-after-upgrade-to-3-80/15418)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [docker](https://community.sonatype.com/tag/docker) | | [1](https://community.sonatype.com/t/problem-with-docker-baerer-token-url-after-upgrade-to-3-80/15418/1) | 214 | [Jan 15](https://community.sonatype.com/t/problem-with-docker-baerer-token-url-after-upgrade-to-3-80/15418/2) |
| [Migration Issue during Nexus 2 to Nexus 3 upgrade (LDAP Configuration Error)](https://community.sonatype.com/t/migration-issue-during-nexus-2-to-nexus-3-upgrade-ldap-configuration-error/15900)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[docker](https://community.sonatype.com/tag/docker), [upgrade](https://community.sonatype.com/tag/upgrade), [ldap](https://community.sonatype.com/tag/ldap) | | [0](https://community.sonatype.com/t/migration-issue-during-nexus-2-to-nexus-3-upgrade-ldap-configuration-error/15900/1) | 81 | [Dec 2025](https://community.sonatype.com/t/migration-issue-during-nexus-2-to-nexus-3-upgrade-ldap-configuration-error/15900/1) |
| [Proxied Docker Repository failling to pull images](https://community.sonatype.com/t/proxied-docker-repository-failling-to-pull-images/15767)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [help](https://community.sonatype.com/tag/help), [docker](https://community.sonatype.com/tag/docker), [proxy](https://community.sonatype.com/tag/proxy) | | [0](https://community.sonatype.com/t/proxied-docker-repository-failling-to-pull-images/15767/1) | 129 | [Nov 2025](https://community.sonatype.com/t/proxied-docker-repository-failling-to-pull-images/15767/1) |
| [Delete docker image](https://community.sonatype.com/t/delete-docker-image/15745)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[docker](https://community.sonatype.com/tag/docker) | | [2](https://community.sonatype.com/t/delete-docker-image/15745/1) | 118 | [Nov 2025](https://community.sonatype.com/t/delete-docker-image/15745/3) |
| [How to set up Cleanup Policies?](https://community.sonatype.com/t/how-to-set-up-cleanup-policies/15467)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [help](https://community.sonatype.com/tag/help), [docker](https://community.sonatype.com/tag/docker), [cleanup](https://community.sonatype.com/tag/cleanup) | | [2](https://community.sonatype.com/t/how-to-set-up-cleanup-policies/15467/1) | 156 | [Aug 2025](https://community.sonatype.com/t/how-to-set-up-cleanup-policies/15467/3) |
| [Getting 502 error for containers pull](https://community.sonatype.com/t/getting-502-error-for-containers-pull/15477)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [docker](https://community.sonatype.com/tag/docker), [podman](https://community.sonatype.com/tag/podman) | | [1](https://community.sonatype.com/t/getting-502-error-for-containers-pull/15477/1) | 244 | [Aug 2025](https://community.sonatype.com/t/getting-502-error-for-containers-pull/15477/2) |
| [Docker: How to remove all manifests without any tags assigned (with groovy or tasks)?](https://community.sonatype.com/t/docker-how-to-remove-all-manifests-without-any-tags-assigned-with-groovy-or-tasks/15146)
[Best Practices](https://community.sonatype.com/c/nexus-repository/best-practices/55)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [docker](https://community.sonatype.com/tag/docker), [groovy](https://community.sonatype.com/tag/groovy) | | [4](https://community.sonatype.com/t/docker-how-to-remove-all-manifests-without-any-tags-assigned-with-groovy-or-tasks/15146/1) | 446 | [Jun 2025](https://community.sonatype.com/t/docker-how-to-remove-all-manifests-without-any-tags-assigned-with-groovy-or-tasks/15146/5) |
| [Automated Nexus 3 H2-to-PostgreSQL Migration Using Docker – My First Contribution](https://community.sonatype.com/t/automated-nexus-3-h2-to-postgresql-migration-using-docker-my-first-contribution/15151)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [docker](https://community.sonatype.com/tag/docker), [upgrade](https://community.sonatype.com/tag/upgrade) | | [0](https://community.sonatype.com/t/automated-nexus-3-h2-to-postgresql-migration-using-docker-my-first-contribution/15151/1) | 208 | [Jun 2025](https://community.sonatype.com/t/automated-nexus-3-h2-to-postgresql-migration-using-docker-my-first-contribution/15151/1) |
| [Nexus Docker Hub Proxy help needed](https://community.sonatype.com/t/nexus-docker-hub-proxy-help-needed/14844)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [docker](https://community.sonatype.com/tag/docker) | | [7](https://community.sonatype.com/t/nexus-docker-hub-proxy-help-needed/14844/1) | 671 | [May 2025](https://community.sonatype.com/t/nexus-docker-hub-proxy-help-needed/14844/8) |
| [Docker login 401 Unauthorized only on hosted and proxy registry](https://community.sonatype.com/t/docker-login-401-unauthorized-only-on-hosted-and-proxy-registry/14973)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [docker](https://community.sonatype.com/tag/docker) | | [0](https://community.sonatype.com/t/docker-login-401-unauthorized-only-on-hosted-and-proxy-registry/14973/1) | 138 | [May 2025](https://community.sonatype.com/t/docker-login-401-unauthorized-only-on-hosted-and-proxy-registry/14973/1) |
| [How to find out the size of an image in the repository?](https://community.sonatype.com/t/how-to-find-out-the-size-of-an-image-in-the-repository/12180)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[help](https://community.sonatype.com/tag/help), [docker](https://community.sonatype.com/tag/docker) | | [7](https://community.sonatype.com/t/how-to-find-out-the-size-of-an-image-in-the-repository/12180/1) | 1.6k | [May 2025](https://community.sonatype.com/t/how-to-find-out-the-size-of-an-image-in-the-repository/12180/8) |
| [Received unexpected HTTP status: 502 Bad Gateway when performing the image pull from docker hub through the proxy.](https://community.sonatype.com/t/received-unexpected-http-status-502-bad-gateway-when-performing-the-image-pull-from-docker-hub-through-the-proxy/14797)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [help](https://community.sonatype.com/tag/help), [docker](https://community.sonatype.com/tag/docker) | | [2](https://community.sonatype.com/t/received-unexpected-http-status-502-bad-gateway-when-performing-the-image-pull-from-docker-hub-through-the-proxy/14797/1) | 688 | [Apr 2025](https://community.sonatype.com/t/received-unexpected-http-status-502-bad-gateway-when-performing-the-image-pull-from-docker-hub-through-the-proxy/14797/3) |
| [Issue with Nexus Not Going Upstream for Docker Image with Same Tag After Cache Invalidation](https://community.sonatype.com/t/issue-with-nexus-not-going-upstream-for-docker-image-with-same-tag-after-cache-invalidation/14723)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [help](https://community.sonatype.com/tag/help), [docker](https://community.sonatype.com/tag/docker), [nexus](https://community.sonatype.com/tag/nexus) | | [3](https://community.sonatype.com/t/issue-with-nexus-not-going-upstream-for-docker-image-with-same-tag-after-cache-invalidation/14723/1) | 147 | [Apr 2025](https://community.sonatype.com/t/issue-with-nexus-not-going-upstream-for-docker-image-with-same-tag-after-cache-invalidation/14723/4) |
| [Nexus-db-migrator-3.70.4-02 for OrientDB backup doesn’t produce any H2 file](https://community.sonatype.com/t/nexus-db-migrator-3-70-4-02-for-orientdb-backup-doesnt-produce-any-h2-file/14733)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[docker](https://community.sonatype.com/tag/docker), [nexus-migration](https://community.sonatype.com/tag/nexus-migration) | | [4](https://community.sonatype.com/t/nexus-db-migrator-3-70-4-02-for-orientdb-backup-doesnt-produce-any-h2-file/14733/1) | 348 | [Apr 2025](https://community.sonatype.com/t/nexus-db-migrator-3-70-4-02-for-orientdb-backup-doesnt-produce-any-h2-file/14733/5) |
| [Startup failure after migrating from 3.73 to 3.78 (alpine custom container)](https://community.sonatype.com/t/startup-failure-after-migrating-from-3-73-to-3-78-alpine-custom-container/14688)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[docker](https://community.sonatype.com/tag/docker) | | [0](https://community.sonatype.com/t/startup-failure-after-migrating-from-3-73-to-3-78-alpine-custom-container/14688/1) | 139 | [Mar 2025](https://community.sonatype.com/t/startup-failure-after-migrating-from-3-73-to-3-78-alpine-custom-container/14688/1) |
| [IQ server not scanning docker proxy](https://community.sonatype.com/t/iq-server-not-scanning-docker-proxy/14678)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[help](https://community.sonatype.com/tag/help), [docker](https://community.sonatype.com/tag/docker), [nexus-iq](https://community.sonatype.com/tag/nexus-iq) | | [0](https://community.sonatype.com/t/iq-server-not-scanning-docker-proxy/14678/1) | 63 | [Mar 2025](https://community.sonatype.com/t/iq-server-not-scanning-docker-proxy/14678/1) |
| [Usage metrics counts are much higher than blob counts](https://community.sonatype.com/t/usage-metrics-counts-are-much-higher-than-blob-counts/14591)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[help](https://community.sonatype.com/tag/help), [docker](https://community.sonatype.com/tag/docker) | | [8](https://community.sonatype.com/t/usage-metrics-counts-are-much-higher-than-blob-counts/14591/1) | 364 | [Mar 2025](https://community.sonatype.com/t/usage-metrics-counts-are-much-higher-than-blob-counts/14591/9) |
| [How can I view scan result of a docker image in a hosted repository](https://community.sonatype.com/t/how-can-i-view-scan-result-of-a-docker-image-in-a-hosted-repository/14654)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [docker](https://community.sonatype.com/tag/docker), [nexus-iq](https://community.sonatype.com/tag/nexus-iq), [integrations](https://community.sonatype.com/tag/integrations) | | [0](https://community.sonatype.com/t/how-can-i-view-scan-result-of-a-docker-image-in-a-hosted-repository/14654/1) | 86 | [Mar 2025](https://community.sonatype.com/t/how-can-i-view-scan-result-of-a-docker-image-in-a-hosted-repository/14654/1) |
| [Docker repository with httpd reverse proxy and port mapping does not work (port is duplicated)](https://community.sonatype.com/t/docker-repository-with-httpd-reverse-proxy-and-port-mapping-does-not-work-port-is-duplicated/14646)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[docker](https://community.sonatype.com/tag/docker) | | [0](https://community.sonatype.com/t/docker-repository-with-httpd-reverse-proxy-and-port-mapping-does-not-work-port-is-duplicated/14646/1) | 122 | [Mar 2025](https://community.sonatype.com/t/docker-repository-with-httpd-reverse-proxy-and-port-mapping-does-not-work-port-is-duplicated/14646/1) |
| [\[Sonatype\]\[Nexus OSS\]: Error during transaction commit and more DB errors](https://community.sonatype.com/t/sonatype-nexus-oss-error-during-transaction-commit-and-more-db-errors/14542)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [help](https://community.sonatype.com/tag/help), [docker](https://community.sonatype.com/tag/docker) | | [2](https://community.sonatype.com/t/sonatype-nexus-oss-error-during-transaction-commit-and-more-db-errors/14542/1) | 257 | [Mar 2025](https://community.sonatype.com/t/sonatype-nexus-oss-error-during-transaction-commit-and-more-db-errors/14542/3) |
| [Access to the docker registry using none standard port fails - port value is duplicated](https://community.sonatype.com/t/access-to-the-docker-registry-using-none-standard-port-fails-port-value-is-duplicated/14398)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[docker](https://community.sonatype.com/tag/docker) | | [3](https://community.sonatype.com/t/access-to-the-docker-registry-using-none-standard-port-fails-port-value-is-duplicated/14398/1) | 619 | [Feb 2025](https://community.sonatype.com/t/access-to-the-docker-registry-using-none-standard-port-fails-port-value-is-duplicated/14398/4) |
| [Authentication with Google Cloud Artifact Registry](https://community.sonatype.com/t/authentication-with-google-cloud-artifact-registry/14365)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [docker](https://community.sonatype.com/tag/docker) | | [0](https://community.sonatype.com/t/authentication-with-google-cloud-artifact-registry/14365/1) | 170 | [Feb 2025](https://community.sonatype.com/t/authentication-with-google-cloud-artifact-registry/14365/1) |
| [Why Is Nexus Docker Repository Consuming More Space Than Docker Registry?](https://community.sonatype.com/t/why-is-nexus-docker-repository-consuming-more-space-than-docker-registry/14266)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [help](https://community.sonatype.com/tag/help), [docker](https://community.sonatype.com/tag/docker) | | [2](https://community.sonatype.com/t/why-is-nexus-docker-repository-consuming-more-space-than-docker-registry/14266/1) | 404 | [Feb 2025](https://community.sonatype.com/t/why-is-nexus-docker-repository-consuming-more-space-than-docker-registry/14266/3) |
| [Podman login not working with Nexus OSS 3.28.0-0](https://community.sonatype.com/t/podman-login-not-working-with-nexus-oss-3-28-0-0/6016)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [help](https://community.sonatype.com/tag/help), [docker](https://community.sonatype.com/tag/docker), [integrations](https://community.sonatype.com/tag/integrations) | | [3](https://community.sonatype.com/t/podman-login-not-working-with-nexus-oss-3-28-0-0/6016/1) | 5.8k | [Feb 2025](https://community.sonatype.com/t/podman-login-not-working-with-nexus-oss-3-28-0-0/6016/4) |
| [Using Nexus as a proxy registry for a disconnected OpenShift install](https://community.sonatype.com/t/using-nexus-as-a-proxy-registry-for-a-disconnected-openshift-install/13118)
[Sonatype Nexus Repository](https://community.sonatype.com/c/nexus-repository/6)
[nexus-repository](https://community.sonatype.com/tag/nexus-repository), [docker](https://community.sonatype.com/tag/docker) | | [3](https://community.sonatype.com/t/using-nexus-as-a-proxy-registry-for-a-disconnected-openshift-install/13118/1) | 1.4k | [Dec 2024](https://community.sonatype.com/t/using-nexus-as-a-proxy-registry-for-a-disconnected-openshift-install/13118/4) |