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A customer plans to deploy N+2:1 protection on a 5-node Isilon cluster. How much capacity will be used to store a 320 KiB file?

A.

320 KiB

B.

448 KiB

C.

576 KiB

D.

640 KiB

A customer has grown 2 PB in the last year. The cluster performs well most times of the day, but occasionally during the day, the customer notices a decrease in performance. You have been told that ‘tree-deletes’ are taking too long and can only be run on weekends.

What would you recommend to speed up the ‘tree-deletes’?

A.

Add an SSD node tier for metadata to account for at least 2% of RAW capacity

B.

Use an A100 node for added CPU performance to help with ‘tree-deletes.’

C.

Add 20% more nodes to the cluster to help with degraded performance.

D.

Add an SSD tier for metadata, ensuring all nodes have SSDs.

Your customer is looking for a storage solution that will be able to store seven million 3 MB files, which are written and seldom accessed. Read and write operations are both completed by a web-based application, which requires 1.3 Gbps throughput. The customer's network has not been upgraded in many years, so the network interfaces are 1Gbps.

Which cluster configuration would best meet the customer's requirements?

A.

3 NL400 nodes

B.

3 X400 nodes

C.

4 X200 nodes

D.

5 S200 nodes

Your customer has an existing Isilon cluster with seven X200 nodes. The cluster is used to store home directories and departmental shared folders. They are planning to deploy a new application that generates small block, synchronous writes.

Which OneFS 7 capability can help reduce latency for the new workload?

A.

Endurant Cache

B.

L2 Cache

C.

Solid State Drives

D.

Prefetcher

A Media and Entertainment company is considering changing from 2K resolution to 4K resolution. They will continue to use the DNxHD 220 codec.

Assuming everything else stays the same, how will this change affect storage?

A.

Storage will be half as large

B.

Storage requirements will not change

C.

Storage will be twice as large

D.

Storage will be four times as large

Refer to the exhibit.

Which tool was used to create this output and what is the most telling characteristic?

A.

nfsstat and write-intensive access

B.

iostat and write-intensive access

C.

Read-intensive access and nfsstat

D.

isi_netlogger and moderate metadata read operations

Which OneFS roles should be assigned to an Active Directory group for login privileges equivalent to the

‘admin’ local account?

A.

System Admin and Security Admin

B.

System Admin, BackupAdmin, and StatisticsAdmin

C.

System Admin, AuditAdmin, and BackupAdmin

D.

Security Admin and AuditAdmin

A customer is inquiring about expanding their primary cluster consisting of six S-Series nodes in order to improve performance. They have a second cluster with 11 X-Series nodes. Both clusters leverage 1GbE, but the customer recently installed a 10GbE network that can be utilized. They also have multiple Fibre Channel SAN arrays in their environment.

They have a variety of workloads on each cluster and are in the process of determining which workloads belong on which cluster. They have discovered that one of the workloads- a SQL database that resides on the X-Series node cluster - is experiencing timeouts due to latency. The database vendor has suggested limiting latency to 5ms or less to eliminate these timeouts.

How do you advise the customer?

A.

Consider migrating data from Isilon to one of their SAN platforms or proposing a new solution to handle the performance requirements of SQL.

B.

Merge the S-Series nodes and X-Series nodes into one cluster, upgrade the 1GbE to 10GbE, and leverage SmartPools to allow for the cluster to determine where data should reside.

C.

Suggest the customer consider leveraging SSDs in the new nodes they purchase and GNA to boost the performance of each cluster.

D.

Recommend they increase the amount of DRAM in the cluster or consider an Accelerator node in order to increase the amount of cache in their cluster.

An Isilon customer has two 5-node clusters; one for production and one for disaster recovery (DR). The customer's workflows are replicated to the DR cluster through SyncIQ on individual schedules. They have shut down their production cluster for scheduled maintenance, failed over to the DR cluster, and are currently operating from the DR site.

Assume both clusters have identical shares, exports, user authentication. In addition, assume the client applications have been stopped and the DNS re-pointed. What is the easiest SyncIQ Policy method to continue operations on production?

A.

Initiate Automated Failback

B.

Revert

C.

Initiate Manual Failback

D.

No change is needed

What is the maximum volume or aggregate size that can be created with an Isilon Scale-Out NAS system?

A.

16 TB

B.

100 TB

C.

2.3 PB

D.

20 PB