SIMULATION Which parameter of vgchange controls whether a volume group is shared within a shared storage cluster? (Specify ONLY the option name without any values or parameters.)
When using DRBD in a Pacemaker cluster, which configuration objects must be managed in order to use the DRBD device as storage for other cluster services? (Choose TWO correct answers.) A. A security resource in order to permit other cluster…
Which of the following are Pacemaker components? (Choose TWO correct answers.) A. ccmd B. crmd C. fencer D. pengine E. keepalived
Which of the following statements is true regarding the quorum in a two node Pacemaker cluster? A. Clusters with one or two nodes cannot have a quorum and require no quorum configuration. B. In a two node cluster, quorum can…
In a Pacemaker cluster, which one of the following commands shows the right syntax for fencing the node on port 3 using the APC rack PDU device which can be found at IP address 192.168.1.145? A. apc_stonith -a 192.168.1.145 -l…
When using the gatewaying/direct routing forwarding method of Linux Virtual Server (LVS), which of the following statements is true? A. The default route of all backend servers must point to the LVS host. B. Every backend server must accept packets…
Which of the following are tools or services that manage a Linux Virtual Server (LVS) setup? (Choose TWO correct answers.) A. keepalived B. ldirectord C. lvproxy D. roundrobind E. vserverd
What is true for a virtual IP address in the context of keepalived? (Choose TWO correct answers.) A. The distinct IP addresses of all backend servers are called virtual IP addresses. B. Every server running keepalived has exactly one virtual…
Which of the following are valid load balancing algorithms for HAProxy? (Choose TWO correct answers.) A. persistent B. weightedrr C. source D. leastconn E. destination
When using HAProxy to load balance requests over a set of web servers, what directive is needed in the HAProxy configuration in order to be able to log, on the backend web servers, the IP address of the client making…