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Dell EMC D-RP-OE-A-24 Exam - Topic 1 Question 31 Discussion

Actual exam question for Dell EMC's D-RP-OE-A-24 exam
Question #: 31
Topic #: 1
[All D-RP-OE-A-24 Questions]

What is the minimum size of a Journal when using Distributed Consistency Groups?

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Suggested Answer: B

For Distributed Consistency Groups in a Dell RecoverPoint environment, the minimum size required for each journal volume is 40 GB. This is the minimum per copy, which can be a single LUN or multiple LUNs that add up to at least 40 GB1.

The size of the journal is determined by the write change rate of what is being replicated and the protection window required per Consistency Group. A general rule of thumb is about 15-20% of the total amount of data being replicated. For example, if a Distributed Consistency Group (DCG) has production server LUNs totaling 500 GB, then the journal per copy would be about 100 GB following this rule1.

It's important to note that while 40 GB is the minimum, the actual size may need to be larger depending on the specific requirements and write change rate of the environment. The journal size should be sufficient to handle the data changes and provide the necessary protection window1.


by Bernardine at Nov 21, 2025, 11:35 PM

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Carin
10 hours ago
I remember it being 10 GB for some setups.
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Rolf
6 days ago
Wait, is it really only 20 GB? That seems low!
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Georgene
11 days ago
Definitely 80 GB, no doubt about it.
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Cecily
16 days ago
I'm going with D) 20 GB. It's the smallest option, so it must be the most efficient, right? *wink*
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Arlean
21 days ago
B) 40 GB is the correct answer. Anything less would be like trying to fit an elephant in a shoebox.
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Vicky
26 days ago
C) 10 GB? Really? That's way too small. I'm going with B) 40 GB.
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Graciela
1 month ago
D) 20 GB seems too small to me. I'd go with A) 80 GB to be on the safe side.
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Allene
1 month ago
I recall reading that 80 GB is often recommended, but I can't remember if that's the minimum or just a best practice.
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Jaleesa
1 month ago
I’m a bit confused; I thought it was 10 GB, but that seems too low for distributed systems.
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Vonda
2 months ago
I practiced a similar question last week, and I feel like 40 GB was mentioned as a common minimum for consistency groups.
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Altha
2 months ago
I'm pretty confident I know the answer to this. The minimum journal size is typically determined by the number of nodes in the consistency group, so I'm going to go with option B.
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Tess
2 months ago
This seems like a tricky one. I'll need to carefully consider the trade-offs between journal size and the level of consistency required. Maybe I can find a clue in the course notes.
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Annalee
2 months ago
I think it's A) 80 GB. Seems like a safe choice.
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Jamal
2 months ago
I think the answer is B) 40 GB. That seems like a reasonable minimum size for a Journal when using Distributed Consistency Groups.
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Alease
2 months ago
I think it's 40 GB.
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Yuki
3 months ago
I think I remember something about the minimum size being related to the data throughput, but I'm not entirely sure if it's 20 GB or 40 GB.
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Curtis
3 months ago
I'm a bit confused by this question. I'm not sure how the journal size is related to Distributed Consistency Groups. I'll need to spend some time reviewing this topic before the exam.
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Emmett
3 months ago
Okay, let me think this through. I know the journal is used for data consistency, so the size would depend on the requirements of the consistency model. I'll try to eliminate the options that don't make sense based on that.
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Brett
3 months ago
Hmm, I'm not too sure about this one. I'll need to review the material on Distributed Consistency Groups again to make sure I understand the concept.
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