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  5. Isilon Specialist Exam for Platform Engineers Questions and Answers
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E20-655 Isilon Specialist Exam for Platform Engineers Questions and Answers

Questions 4

What is the default size of the /var/log partition?

Options:

A.

500MB or 2GB depending on the version of OneFS.

B.

As defined by parameters set in the node initialization wizard.

C.

As large as the cluster size minus the production data.

D.

500MB by default or more if configured by an administrator at setup.

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Questions 5

You have a 6 node cluster consisting of 3 identical S nodes and 3 Identical NL nodes. The S nodes each have 3 SSD drives for metadata acceleration of the data in the S node pool. You SSH into the cluster and login as root. You run the command isi job status and see that a FlexProtect job is currently running.

What could this indicate?

Options:

A.

A disk failure has occurred on the cluster

B.

The NVRAM batteries in one of the nodes have failed

C.

The cluster has lost quorum

D.

Metadata is being migrated from hard drives to SSD drives

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Questions 6

What is the purpose of the isi_sysctl_cluster command?

Options:

A.

Make sysctl changes persistent

B.

Display sysctls for all the nodes in the cluster

C.

Start the sysctl configuration command line wizard

D.

Search for failed sysctl modification attempts

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Questions 7

In OneFS 7.1 what combination of jobs can be run simultaneously?

Options:

A.

One restripe job, one mark job and one of any of the other jobs

B.

Two restripe jobs and two all other jobs

C.

One mark job, two "Protect" jobs, one all other jobs

D.

One high impact job, one medium Impact job, up to three low impact jobs

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Questions 8

A customer is using HP OpenView management software and reports that SNMP data for the Isilon cluster is indecipherable.

How can this be resolved?

Options:

A.

Download Isilon MIBs from the cluster or from Isilon Knowledgebase.

B.

Contact software vendor and request an upgrade to SNMP software

C.

Write a program to convert SNMP numbers to a readable format

D.

Extract records with object identifier of 12124 and process with Excel

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Questions 9

A customer is using IBM's Tivoli Monitoring management software and reports that SNMP data for the Isilon cluster is indecipherable.

How can this be resolved?

Options:

A.

Download Isilon MIBs from the cluster or from Isilon Knowledgebase.

B.

Contact software vendor and request an upgrade to SNMP software

C.

Write a program to convert SNMP numbers to a readable format

D.

Extract records with object identifier of 12124 and process with Excel

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Questions 10

Which characteristic is present in dynamic pool configuration?

Options:

A.

Best for NFSv2 and NFSv3 clients

B.

Best for SMB and NFSv4 clients

C.

IP addresses do not failover if node is lost

D.

Only allocates a single IP address per NIC

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Questions 11

What folder structure is used to store log files in AVP?

Options:

A.

Customer Name > Cluster Name > Upload Date

B.

Customer Name > Upload Date > OneFS Version > Cluster Name

C.

Customer Name > SR Number > Node Name-Number

D.

Customer Name > Upload Date > Node Name-Number

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Questions 12

You are working on a nine node cluster with a protection policy of N+2:1.

How many nodes must be able to communicate with each other across the internal network to maintain a quorum?

Options:

A.

5

B.

4

C.

7

D.

8

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Questions 13

Which condition could make it necessary to reset the CELOG DB?

Options:

A.

/var partition is >95% full

B.

Always required as part of an upgrade from OneFS 6.0 to 7.x

C.

The LNN rebooted causing the master coalescer function to move

D.

The master coalescer nodes ext-2 interface was added to a different subnet.

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Questions 14

What is an important consideration when upgrading a cluster from OneFS 6.5.x.x to OneFS 7.0.x.x?

Options:

A.

The node model must be supported.

B.

SmartConnect may need to be reconfigured.

C.

SnapshotIQ must be reconfigured.

D.

SmartQuotas may need to be reset.

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Questions 15

In a 4-node cluster using N+3:1 protection, how much is the overhead?

Options:

A.

25%

B.

50%

C.

300%

D.

100%

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Questions 16

You have a customer who is using the newest version of OneFS and recently installed switches. The customer is interested in implementing an aggregation method that supports load balancing and interface status monitoring.

Which aggregation method is most likely to meet their needs?

Options:

A.

Link Aggregation Control Protocol

B.

Active/Passive Failover

C.

Fast EtherChannel

D.

Round-Robin TX

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Exam Code: E20-655
Exam Name: Isilon Specialist Exam for Platform Engineers
Last Update: Nov 27, 2023
Questions: 111
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