Special Limited Time 65% Discount Offer - Ends in 0d 00h 00m 00s - Coupon code: dpt65

E20-655 Questions and Answers

Question # 6

Which log file contains information about possible drive errors?

A.

isi_radish.log

B.

diskpools.log

C.

isi_hdfs_d.log

D.

isi_hwmon.log

Full Access
Question # 7

How many SIP addresses are allowed per Isilon cluster subnet?

A.

One

B.

Two

C.

Eight

D.

Depends on the number of nodes

Full Access
Question # 8

You have been asked to configure SmartConnect basic on an Isilon cluster. Which load balancing connection policy should be configured?

A.

Round Robin

B.

Connection Count

C.

Network Throughput

D.

CPU Usage

Full Access
Question # 9

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

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.

Full Access
Question # 10

The SmartConnect Service IP acts as which component of the DNS system?

A.

Authoritative Name Server

B.

Root Server

C.

Recursive Resolver

D.

Reverse Lookup Zone

Full Access
Question # 11

What is a potential result of increasing the level of logging detail on your cluster?

A.

You could affect the performance of the cluster.

B.

You could fill up the limited space in the /tmp directory.

C.

There is no way to do this without recompiling the kernel.

D.

You will create an unsupported condition on the cluster.

Full Access
Question # 12

A customer has configured Failover on their cluster InfiniBand interfaces. Which InfiniBand interface will the Failover address be bound to?

A.

Neither Int-A nor Int-B

B.

Both Int-A and Int-B

C.

Only Int-A

D.

Only Int-B

Full Access
Question # 13

In what form does Isilon's SmartConnect SIP answer DNS queries?

A.

Anauthoritative answer

B.

A non-authoritative answer

C.

A positive answer

D.

A negative answer

Full Access
Question # 14

You are supporting a customer’s cluster with 3 node pools consisting of 10 S200 nodes, 18 X400 nodes, and 30 NL400 nodes. The customer is going to write a large number of 4MB files to the X400 node pool. The customer is very concerned about minimizing the amount of overhead. Which setting would be best for minimizing the amount of overhead?

A.

N+2:1 or N+2 have the same amount of overhead.

B.

N+2:1 will have less overhead.

C.

I/O optimization should be set to Random.

D.

I/O optimization should be set to Streaming

Full Access
Question # 15

A situation occurs on the cluster and an event is generated. An administrator then quiets the event. What does it mean that the event was quieted?

A.

The event remains open, receiving updates from the monitor

B.

New occurrences of the situation will trigger a new event.

C.

Subsequent occurrences will not trigger any log updates

D.

Will send out scheduled reminders at the default interval

Full Access
Question # 16

You run the command "isi get -DD /ifs/data/foo.txt" on a 4 node cluster. The displayed results indicate a protection level of 6+2/2. What statement best describes 6+2/2?

A.

Protection level of N+2:1; Contains 6 data stripes units and 2 FEC stripe units; Written to 2 drives per node

B.

Protection level of N+2:1; Contains 8 data stripe units and 2 FEC stripe units; Written to 2 drives per node

C.

Protection level of N+2: Contains 8 data stripe units and 2 FEC stripe units; Written to 1 drive per node

D.

Protection level of N+1: Contains 6 data stripe units and 1 FEC stripe unit; Written to 1 drive per node

Full Access