单选题A customer has a resource group rg1 configured on a two node cluster with the following policies:The customer has observed the following scenarios as nodes join the cluster during cluster start up. Scenario 1 Node1 joins cluster as first node - rg1 is 

题目
单选题
A customer has a resource group rg1 configured on a two node cluster with the following policies:The customer has observed the following scenarios as nodes join the cluster during cluster start up. Scenario 1 Node1 joins cluster as first node - rg1 is acquired by Node1 Node2 joins cluster as second node - rg1 ismoved from Node1 to Node2 Scenario 2 Node2 joins cluster as first node - rg1 is acquired by Node2 Node1 joins cluster as second node - rg1 remainson Node2 Which of the following is the reason for this behavior?()
A

rg1 is configured with a delayed fallback timer

B

Settling time policy has not been configured for rg1

C

Node1 does not have sufficient resources to support rg1

D

Node2 is the first in the ’Default Node Priority’ list for resource group rg1

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相似问题和答案

第1题:

Company.com has a three-node cluster (Node ’A’, Node ’B’, and Node ’C’) with three resource  Groups (rg1, rg2, and rg3). Node ’A’ has twice as many CPUs and twice as much memory as the two test add development Nodes ’B’ and ’C’. During normal production processing, all resource groups are active on Node ’A’.  What is most efficient way to configure the cluster to manage the workload?()   

  • A、 Use thee cascading resource groups where ’rg1’ and ’rg2’ fallover to Node ’B’ and ’rg3’ falls over to Node ’C’
  • B、 Use Dynamic Node Priority resource groups with a priority chain consisting of Node ’A’ then Node ’B’ then Node ’C’
  • C、 Use three rotating resource groups with ’rg1’ and ’rg2’ falling over to node ’B’ and ’rg3’ falling over to Node ’C’
  • D、 Upgrade Nodes ’B’ and ’C’ to be equal to Node ’A in CPU and memory resources to enable the cluster to synchronize three resource groups

正确答案:A

第2题:

An administrator has a 2 node cluster running PowerHA version 5.5. They remove a resource group from theactive cluster configuration. When performing a verify and synchronize of the cluster, the administrator getsthe following error: "migcheck[471]: cl_connect() error, nodename=Node1, rc=-1 cldare: A communication error prevents obtaining the VRMF from remote nodes. A DARE event cannot be run until this is corrected. Please ensureclcomd is running." What is the most likely cause of this error?()

  • A、There is a DARE lock in place
  • B、A PowerHA migration is in progress
  • C、Cluster services is not active on the other node
  • D、The other cluster node is running a different version of RSCT

正确答案:C

第3题:

A customer has a resource group rg1 configured on a two node cluster with the following policies:The customer has observed the following scenarios as nodes join the cluster during cluster start up. Scenario 1 Node1 joins cluster as first node - rg1 is acquired by Node1 Node2 joins cluster as second node - rg1 ismoved from Node1 to Node2 Scenario 2 Node2 joins cluster as first node - rg1 is acquired by Node2 Node1 joins cluster as second node - rg1 remainson Node2 Which of the following is the reason for this behavior?()

  • A、rg1 is configured with a delayed fallback timer
  • B、Settling time policy has not been configured for rg1
  • C、Node1 does not have sufficient resources to support rg1
  • D、Node2 is the first in the ’Default Node Priority’ list for resource group rg1

正确答案:D

第4题:

An administrator has a two node cluster, Node1 and Node2, running resource group rg1. The resource groupis active on Node1. The administrator stopped cluster services and unmanaged the resource group on Node1to work on a problem. Now the administrator needs to move rg1 to Node2. Which of the following will achievethis?()

  • A、Perform a clstart on Node1 with ’Manage Resource Groups’ set to ’Manually’ and select the destination ofNode2
  • B、Perform a resource group move operation from Node1 to Node2 and select the option to ’Re-manageResource Groups’ set to ’Automatically’
  • C、Perform a clstop on Node1 with option to move resource groups, this will release the resource group fromNode1 and accquire the resource group on Node2.
  • D、Perform a clstart on Node1 with ’Manage Resource Groups’ set to ’Automatically’, then perform a resourcegroup move operation to move rg1 from Node1 to Node2

正确答案:D

第5题:

An administrator is notified that a resource group has failed over from the home node, Node1 to a standbynode, Node2 and that Node1 has been powered off. Upon restarting Node1 the administrator checks the AIXerror log and the cluster.log Which of the following is the most likely cause of the failure of Node1?()

  • A、The operating system crashed
  • B、A disk failure forced a volume group off line
  • C、The System Resource Controller executed a system halt
  • D、The topology services daemon has crashed due to an ODM mismatch

正确答案:C

第6题:

An administrator has configured a two node cluster, Node1 and Node2 with two resource groups, RG1 andRG2. The resource groups are configured as follows: RG1: Participating Nodes: Node1, Node2 Startup Policy: Online On Home Node Only Fallover Policy: Fallover To Next Priority Node In The List Fallback Policy Never Fallback RG2: Participating Nodes: Node2, Node1 Startup Policy: Online On Home Node Only Fallover Policy: Fallover To Next Priority Node In The List Fallback Policy: Fallback To Higher Priority NodeIn The List An Online on Different Nodes Dependency has been configured as:High Priority Resource Groups: RG2 Intermediate Priority Resource Group: RG1 The cluster has been running without any problems with both resource groups on their home nodes whenNode1 suffers a critical operating system problem causing the node to halt.What is the status of the resource groups?()()

  • A、RG1 is Online RG2 is Online
  • B、RG1 is Online RG2 is Offline
  • C、RG1 is Offline RG2 is Online
  • D、RG1 is Offline RG2 is Offline

正确答案:C

第7题:

A new administrator is performing fallover testing on a two-node cluster and is concerned that the cascading resource group belonging to Node ’A’ did not reintegrate properly after the cluster was restarted on Node ’A’. A stable cluster is reported by clstat,and clRGinfo reports the resource group online on Node ’B’.  What type of configuration would cause this type of behavior?()  

  • A、 The resource group DNP has been configured.
  • B、 The resource group option CWOF has been enabled.
  • C、 The resource group option Inactive Takeover is set.
  • D、 A resource group fallback timer has been configured.

正确答案:B

第8题:

The en0 interface on Node1 of a two-node cluster has failed. This adapter is configured with a boot addressand under stable operations also has the service address of the cluster’s single resource group. The resourcegroup is configured with the fallback option. The HA network was configured for IPAT via aliasing and now theservice address is on the en1 interface in the cluster. The en0 interface has already been physically replacedand configured with the boot address. Which of the following will return the cluster to its original state andminimize cluster downtime?()

  • A、Run cluster synchronization.
  • B、Restart cluster services on Node1.
  • C、Perform a swap_adapter using C-SPOC
  • D、Restart cluster services on both nodes

正确答案:C

第9题:

An architect is configuring a PowerHA cluster in the following way:The cluster will consist of two nodes. Each node will have two boot interfaces configured as a single PowerHA network. The cluster is to have asingle resource group with a single service address.Heartbeating over aliased is not to be used. What is the minimum number of subnets required to implement this cluster?()

  • A、1
  • B、2
  • C、3
  • D、4

正确答案:C

第10题:

An administrator has a two-node PowerHA cluster in a mutual takeover configuration. He needs to updatefrom 5.5 service pack 1 to 5.5 service pack 2. Which of the following actions will perform the updates with norisk of disruption to applications running in the cluster?()

  • A、Unmanage resource groups on all nodes, update the cluster filesets, start cluster services on all nodes,ensure cluster services stabilize
  • B、Update the cluster filesets on all nodes. Run ’refresh -s clstrmgrES’ on one node, wait for the cluster tostabilize, repeat for all other nodes
  • C、Unmanage resource groups on one node, update the cluster filesets, start cluster services. Wait for thecluster to stabilize and repeat for all other nodes.
  • D、Bring resource groups (RGs) online on all nodes concurrently, bring RGs offline on one node, update thecluster filesets, bring RGs online, repeat for all other nodes

正确答案:C

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