Container principle (understand layerID, diffID, chainID, cache ID)

reference resources Docker core principle: image and containerLayerid diffid chainid cacheid relationship in docker file Overview Image directory and file description /var/lib/docker/image/overlay2 directory distribution directory Diffid by digest saves the mapping relationship between digest (layerid) - > diffidV2metadata by ...

Posted by emrys404 on Thu, 14 Oct 2021 08:03:48 +0200

OpenStack wallaby installation - keystone installation of basic services

1, Install and configure the keystone(controller) component of the service token function Overview of Keystone OpenStack identity services provide a single point of integration for managing authentication, authorization, and service catalogs. Identification service is usually the first service with which users interact. After authentication, e ...

Posted by jscruggs on Mon, 20 Sep 2021 10:58:46 +0200

OpenStack wallaby installation - Basic Service neutron installation

Installing and configuring controller nodes precondition Before configuring OpenStack network (neutron) services, you must create databases, service credentials, and API endpoints. To create a database, complete the following steps: Connect to the database server as root using the database access client: mysql -u root -p To create a neutro ...

Posted by sheephat on Mon, 20 Sep 2021 00:14:01 +0200