Following an unsuccessful cluster fallover test， it is determined that the nfsrg1 resource group  was the problem causing the cluster to run the config_too_long evetn. The nfsrg1 resource group contains 10 nfs filesystems that are cross-mounted to the other cluster node. 
Without modify8ing the time until warning parameters，what can be done to enhance NFS fallover performance？（）  

单项选择题AHACMP XD：HAGeoclusterhasbeeninstalledwithfournodes，twonodesateachsite.TheclusterisprotectedfromsiteisolationbytheDBFSfacilityinHACMP XD：HAGeo. Intheeventofasitefailure，whathappens？（）

A. The dominate site will always assume the non-dominate site has failed and continue processing.
B. The dominate site initiates a call to the non-dominate site to verify if any of the nodes are functional.
C. The non-dominate site initiates a call to the dominate site to verify if any of the nodes are functional.
D. The nodes are completely independent and can call each other if they detect a total failure of the ZGeo_Primary network.

单项选择题Node ’C’ has just completed reintegration in a three-node cluster. The hacmp.out logifle displays  The event node_up_complete for Node ’C’. The cluster administrator wishes to verify that the cluster is stable.  In addition to reviewing the cluster log files，what utility should be run to verify the cluster state？（）

A. clstat
B. clinfo
C. cldiag
D. clverify

单项选择题An operator just completed a repair to a disk subsystem that contains a disk heartbeat. Before returning the system back into production mode， there is a requirement to verify the disk heartbeat is functioning.  How should the operator determine if the disk heartbeat network functioning？（）

A. Use the clinfo command to monitor the disk heartbeat
B. Use the mail command to check for messages form HACMP
C. Use the dhbread command to verify the disk heartbeat link
D. Use the clstat command to verify the appropriate network connections are available

单项选择题WhatisaprerequisiteforusingtheapplicationavailabilityanalysistoolinHACMP？（）

A. Tivoli is required to generate reports from the data collected.
B. An application monitor must be associated with the application to monitor.
C. An "aaatd" daemon must be started and added in as a post event to "node_up_complete".
D. Resource group is present on all of the systems in the cluster that have the desired application.

单项选择题A three-node cluster experienced a node failure. The resource groups were acquired as cexpected. The node has been repaired，and HACMP has been restarted.  How does the operator determine that the node has successfully re-integrated into the cluster？（）

A. Use the clstat command.
B. Use the cIRGinfor command.
C. Tail the /etc/hacmp.out file and wait for "node_up_complete" to finish successfully.
D. Tail the /usr/es/adm/cluster.log file and wait for "node_up_complete" to finish successfully.