Discuss HP HPE7-J02 Exam Topic 5 Question 1

You are sizing an HPE Alletra Storage MP B10000 array (graphic provided).

What happens when the High Availability (HA) option is switched from Drive Level to Enclosure Level?

AThe Enclosure Level option is not possible with the current number of disk enclosures

BThe Enclosure Level option is only available with a switched configuration

CThe estimated performance decreases due to lower IOPS and GB/s values

DThe Usable Capacity for the array decreases when selecting Enclosure Level HA

Suggested Answer: D

Detailed Explanatio n:

Rationale for Correct Answe r:

Changing HA from Drive Level to Enclosure Level means the system must reserve additional capacity to tolerate the loss of an entire disk enclosure. This decreases usable capacity, as more parity/spare space is required. Performance remains similar, but capacity overhead increases.

Distractors:

A: Multiple enclosures exist in the config; option is valid.

B: Switched vs direct-connect is unrelated to HA settings.

C: Performance estimates are not directly reduced by HA level change; capacity is.

Key Concept: Enclosure HA = more reserve overhead less usable capacity.

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31 comments · newest first

Theola 7 months ago

Yeah, we need to consider the impact on speed.

Dulce 7 months ago

Overall, I lean towards C. Performance is key.

Skye 8 months ago

B might be misleading. Switched config isn't always needed.

Martin 8 months ago

But what about option D? Usable capacity is crucial.

Yuriko 8 months ago

Option C seems right. Lower IOPS is a concern.

Theola 9 months ago

I agree, it could lower performance.

Dulce 9 months ago

I think switching to Enclosure Level HA is risky.

Nicholle 9 months ago

Wait, are we sure about the performance drop? Sounds off to me.

Nu 9 months ago

D) makes sense, less redundancy means less usable capacity.

Trinidad 9 months ago

I thought performance would actually improve with Enclosure Level?

Micah 9 months ago

Totally agree, Enclosure Level needs a switched setup!

Terrilyn 10 months ago

I vaguely recall that switching to Enclosure Level could lead to a decrease in IOPS, which makes me lean towards option C.

Lenna 10 months ago

I feel like the Enclosure Level option might not even be available unless certain conditions are met, maybe like in option B?

Chantell 10 months ago

A) The Enclosure Level option is not possible with the current number of disk enclosures. Wait, what? That's not an option!

Madalyn 10 months ago

I think I came across a similar question where the HA settings impacted capacity. Could D be the right choice here?

Gary 10 months ago

I remember something about HA options, but I'm not sure if switching to Enclosure Level really affects performance like option C suggests.

Yolando 10 months ago

A) is correct, you need enough enclosures for Enclosure Level HA.

Teddy 11 months ago

I feel like A could be true too. Depends on the setup.

William 11 months ago

B) The Enclosure Level option is only available with a switched configuration. Sounds like a trick question to me.

Cammy 11 months ago

Haha, I bet the engineers who designed this had a good laugh coming up with these options.

Arlen 12 months ago

D) The Usable Capacity for the array decreases when selecting Enclosure Level HA.

Bulah 12 months ago

C) The estimated performance decreases due to lower IOPS and GB/s values.

Kristofer 12 months ago

No problem, I've got this. The storage array details provide all the information I need to determine how the HA option change will impact the system. Time to put on my thinking cap!

Stefania 1 year ago

I'm a bit confused by the wording of the question. I'll need to re-read it carefully and make sure I understand the implications of each HA option before selecting an answer.

Quentin 1 year ago

I think I've got a handle on this. The key is to focus on how the HA option affects the array's performance and capacity. Time to put my storage knowledge to the test!

Colton 1 year ago

Okay, let's see. The question is asking about the impact of switching the HA option, so I'll need to understand the differences between Drive Level and Enclosure Level HA.

Kiley 1 year ago

Hmm, this looks like a tricky one. I'll need to carefully review the storage array details and the HA options to figure out the right answer.

Ressie 7 months ago

↳ replying to Kiley

Don't forget about the usable capacity! It might decrease with Enclosure Level HA.

Kaycee 7 months ago

↳ replying to Kiley

I heard it could decrease performance too. Lower IOPS and GB/s values, right?

Rose 7 months ago

↳ replying to Kiley

But isn't it only available with a switched configuration?

Frankie 11 months ago

↳ replying to Kiley

I think the Enclosure Level option might not be possible with the current setup.

HPE7-J02 Exam - Topic 5 Question 1 Discussion