The python-33-rhel7 is almost 1GB, the others are < 500MB. Looking at the python image we have large yum cache under /var/cache/yum dir. We may also want to check php image which is a little bit larger than others. # docker images REPOSITORY TAG IMAGE ID CREATED VIRTUAL SIZE registry.access.redhat.com/openshift3/ose-keepalived-ipfailover latest d3d665eecd18 4 weeks ago 254.7 MB registry.access.redhat.com/openshift3/ose-docker-registry latest 8d589cec84a6 4 weeks ago 312.8 MB registry.access.redhat.com/openshift3/ose-docker-registry v3.0.0.1 8d589cec84a6 4 weeks ago 312.8 MB registry.access.redhat.com/openshift3/ose-pod latest 89aebfc51402 4 weeks ago 155.9 MB registry.access.redhat.com/openshift3/ose-pod v3.0.0.1 89aebfc51402 4 weeks ago 155.9 MB registry.access.redhat.com/openshift3/ose-sti-image-builder latest bf0ccb426791 4 weeks ago 455 MB registry.access.redhat.com/openshift3/ose-sti-builder latest 22a62f8d0d5f 4 weeks ago 295.5 MB registry.access.redhat.com/openshift3/ose-sti-builder v3.0.0.1 22a62f8d0d5f 4 weeks ago 295.5 MB registry.access.redhat.com/openshift3/ose-docker-builder latest 7d8432cc1753 4 weeks ago 295.5 MB registry.access.redhat.com/openshift3/ose-deployer latest 07a84a0be408 4 weeks ago 295.5 MB registry.access.redhat.com/openshift3/ose-deployer v3.0.0.1 07a84a0be408 4 weeks ago 295.5 MB registry.access.redhat.com/openshift3/ose-haproxy-router latest c43c8797d576 4 weeks ago 309.1 MB registry.access.redhat.com/openshift3/ose-haproxy-router v3.0.0.1 c43c8797d576 4 weeks ago 309.1 MB registry.access.redhat.com/openshift3/mysql-55-rhel7 latest bb8bf2124de9 5 weeks ago 326 MB registry.access.redhat.com/openshift3/ruby-20-rhel7 latest 1426af0fc516 6 weeks ago 420.4 MB registry.access.redhat.com/openshift3/mongodb-24-rhel7 latest 114ca2aa4e7d 6 weeks ago 411.1 MB registry.access.redhat.com/openshift3/postgresql-92-rhel7 latest 72039de9ffde 6 weeks ago 250.7 MB registry.access.redhat.com/openshift3/python-33-rhel7 latest 23f62abc77f1 6 weeks ago 995 MB registry.access.redhat.com/openshift3/php-55-rhel7 latest 2b8583f742ac 6 weeks ago 549.6 MB registry.access.redhat.com/openshift3/perl-516-rhel7 latest 21f6d385fc0f 6 weeks ago 452.5 MB registry.access.redhat.com/openshift3/nodejs-010-rhel7 latest 66d92cebc0e4 6 weeks ago 404.8 MB
Thanks, it was indeed missing a yum clean all. I've checked the php image and it's cleaned up properly. There's just 53 packages totally 93MB in that image.
Verify this with latest python-33-rhel7 image [root@openshift-143 ~]# docker images |grep python-33-rhel7 xxx.xxx.xxx/openshift3/python-33-rhel7 latest 18a614c1ed41 4 hours ago 408.8 MB It's 408.8 MB now.