Free DES-1423 Exam Braindumps

When reviewing the actual protection output of N+4/2, what does the number “4” represent?

1. A. FEC stripe units per stripe
2. B. Hard drives used per stripe
3. C. Volume stripes per file system
4. D. FEC stripe units per file system

Correct Answer: A
It's OneFS FEC protection nomenclature for our "hybrid" protection polices. More generally, it's written as:
N+M/b where "N" is the number of data stripe units in a stripe, "M" is the number of FEC stripe units in a stripe, and "b" is the number of stripe units in a stripe which are allowed to reside on the same node.

A Job Engine is running in low space mode and no jobs are in the running state. What is the OneFS8.2 behavior if the AutoBalance job is initiated?

1. A. Job is started.
2. B. Job is failed.
3. C. Job is put into the queue.
4. D. Job is not started.

Correct Answer: A
References:
494 / 495 Autobalance is a space saving job
Isilon Administration and Management participant guide

A new Isilon administrator has created their first quota of 100 TB on a directory called
“/ifs/Boston-zone/RnD”. Both the Engineering and QA teams have access to this directory. The directory sits on a 4-node H400 node pool.
Two weeks later, the administrator notices that the team’s available disk space is decreasing faster than anticipated for the “/ifs/Boston-zone/RnD” directory.
What is the most likely cause for the decrease in disk space?

1. A. Quota was configured to include overhead.
2. B. SmartPools tiering is not enabled.
3. C. Quota was configured as an Advisory quota.
4. D. SmartPools global spillover is not enabled.

Correct Answer: A

A company has an Isilon cluster that is joined to an Active Directory (AD) domain. Previously, the company replaced their primary NTP server and added new NTP settings to the Isilon cluster. Now the users are experiencing authentication failures.
What is a possible reason for this behavior?

1. A. Cluster and the AD are configured to use the same NTP server.
2. B. AD is not configured to synchronize its time from the cluster.
3. C. SMB time is not configured on the cluster to synchronize with the AD.
4. D. Time between the NTP and the AD differentiates by more than 5 minutes.

Correct Answer: D
References: 73
Isilon Administration and Management participant guide

A company has a 4-node Isilon H600 cluster dedicated for a high-performance workflow. The administrator wants to convert their cluster SSD strategy from L3 cache to use the SSDs for metadata acceleration.
What should be considered?

1. A. Migration of data and metadata from the SSDs to HDDs can take hours.
2. B. Once enabled, the L3 cache cannot be disabled without support assistance.
3. C. Converting to use SSDs for metadata acceleration turns off prefetching.
4. D. Deselecting L3 cache for an SSD strategy has no impact to the workflow.

Correct Answer: A
References:
Isilon Administration and Management participant guide