resource  A physical or logical component that can be  provisioned or reserved for an application or  service instance. Examples of resources include  database, accounts, and processor, memory, and  storage limits. role-based access control  The process of restricting integral components of  a system based on user authentication, roles,  and permissions. service broker  A component of a service that implements a  catalog of offerings and service plans, and  interprets calls for provisioning and  deprovisioning, binding and unbinding.  storage node  A node that is used to provide the backend  storage and file system to store the data in a  system. system log (syslog)  A log that is produced by Cloud Foundry  components. taint  To mark a particular input, such as a variable, as  being unsafe in order to subject it to security  checking. team  An entity that groups users and resources. vCPU  A virtual core that is assigned to a virtual  machine or a physical processor core if the server  isn’t partitioned for virtual machines. Virtual Machine File System (VMFS)  A cluster file system that allows virtualization to  scale beyond a single node for multiple VMware  ESX servers. virtual storage area network (VSAN)  A fabric within the storage area network (SAN). worker node  In a cluster, a physical or virtual machine that  carries the deployments and services that make  up an app. workload  A collection of virtual servers that perform a  customer-defined collective purpose. A workload  generally can be viewed as a multitiered  application. Each workload is associated with a  set of policies that define performance and  energy consumption goals. IBM Cloud Private term  Definition 30  IBM Cloud Private System Administrator’s Guide