title: What are the pause containers?
body: <p>In my IBM Cloud Private, I see several pause containers.</p>
  
  <p>Can anyone explain the purpose of these? Normally, I can get to the bash shell in a running container but not the ones which are pause.</p>
  
  <pre><code># docker ps | grep pause
  ee5f3f6b9fc0        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_catalog-catalog-apiserver-8qxrf_kube-system_3b4b107d-0b72-11e8-9f22-005056227136_0
  d238dad0c5b8        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_auth-apikeys-bk28g_kube-system_3b731880-0b72-11e8-9f22-005056227136_0
  0196efb043ca        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_icp-router-htnhz_kube-system_3b8d25d3-0b72-11e8-9f22-005056227136_0
  b09dc1759d09        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_unified-router-bskb6_kube-system_3af9d44e-0b72-11e8-9f22-005056227136_0
  8a392f174c24        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_auth-pap-gfh7q_kube-system_3aa5b311-0b72-11e8-9f22-005056227136_0
  0ac776eb9ced        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_platform-api-zr5pz_kube-system_3b2ce527-0b72-11e8-9f22-005056227136_0
  107896ebfcd6        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_icp-ds-0_kube-system_3a9200f8-0b72-11e8-9f22-005056227136_0
  f95df5fbcc4a        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_image-manager-0_kube-system_3ae74f5c-0b72-11e8-9f22-005056227136_0
  a9d30804f222        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_auth-idp-h4fmt_kube-system_3ad78a99-0b72-11e8-9f22-005056227136_0
  eaae55900637        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_catalog-ui-jv9sq_kube-system_3af5cb32-0b72-11e8-9f22-005056227136_0
  4ace18a84d8b        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_auth-pdp-9vhzx_kube-system_3ae0a074-0b72-11e8-9f22-005056227136_0
  98b70f6074c7        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_calico-policy-controller-5997c6c956-cx774_kube-system_39bfecef-0b72-11e8-9f22-005056227136_0
  63a0340e3de8        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_rescheduler-jqtd4_kube-system_3a6d4b05-0b72-11e8-9f22-005056227136_0
  cace008e71b1        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_kube-dns-9494dc977-7gwpx_kube-system_39a15b6b-0b72-11e8-9f22-005056227136_0
  80a18b538ef3        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_platform-ui-k5g7h_kube-system_3a98aad3-0b72-11e8-9f22-005056227136_0
  bea43bfc8d70        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_catalog-catalog-controller-manager-bd9f49c8c-4fqcp_kube-system_39653745-0b72-11e8-9f22-005056227136_0
  f54f329e50ae        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_helm-api-5d8b6d6f9c-4rl2s_kube-system_396ade8d-0b72-11e8-9f22-005056227136_0
  6812e3fee9cc        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_tiller-deploy-55fb4d8dcc-pcxbj_kube-system_396b0005-0b72-11e8-9f22-005056227136_0
  69a840bc394b        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_helmrepo-5878d9d858-wlcrj_kube-system_396506a5-0b72-11e8-9f22-005056227136_0
  03bc9ce0413d        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_heapster-5fd94775d5-28t6w_kube-system_396b0dd6-0b72-11e8-9f22-005056227136_0
  8763167695b3        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_filebeat-ds-amd64-q54pc_kube-system_9b8515d6-0b52-11e8-99a8-005056227136_1
  461e5de11ee1        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_calico-node-amd64-ql292_kube-system_53492619-0b51-11e8-99a8-005056227136_1
  f73e2eb9dbaf        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_k8s-master-192.168.142.103_kube-system_c39080358687c72432da5f6de4b6fff9_1
  c08f029af60e        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_k8s-mariadb-192.168.142.103_kube-system_6b640df7dae2cb064ebc450b273ce62a_1
  0174b5c35963        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_k8s-proxy-192.168.142.103_kube-system_b9f441de4995384d245d71fdb65e2cc2_1
  f6befd10c479        ibmcom/pause:3.0    "/pause"                 About an hour ago   Up About an hour                        k8s_POD_k8s-etcd-192.168.142.103_kube-system_a5150d8f6ee1f8047b05f9b2d5cbcaba_1
  </code></pre>