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Huawei H13-629 Exam - Topic 1 Question 14 Discussion

Existing set customer of database uses a raw device, due to the large amount of data in the database. The customer plans to replace the old storage with new storage devices.In the process of environmental inspection lvcb engineers found the following:#getlvcb -TA sjklvIntrapolicy =copies = 0interpolicy =lvid =lvname =label =machine id =number Ips = 0relocatable =strict =stripe width = 0stripe size in exponent = 0type =upperbound = 0fs =time created = time modified =As the vg is too large, the expansion of vg is impossible. As the service window is very short, and customers do not want to avoid the risk of large adjustments of the whole original environment, what is the recommended approach?
A) Based on lvcb offset reconstruction nude equipment, and the database level 0 backup import and C) Use the cplv command for data migration and D) Use migratepv for data migration
B) Use the dd command for data migration

Huawei H13-629 Exam - Topic 1 Question 14 Discussion

Actual exam question for Huawei's H13-629 exam
Question #: 14
Topic #: 1
[All H13-629 Questions]

Existing set customer of database uses a raw device, due to the large amount of data in the database. The customer plans to replace the old storage with new storage devices.

In the process of environmental inspection lvcb engineers found the following:

#getlvcb -TA sjklv

Intrapolicy =

copies = 0

interpolicy =

lvid =

lvname =

label =

machine id =

number Ips = 0

relocatable =

strict =

stripe width = 0

stripe size in exponent = 0

type =

upperbound = 0

fs =

time created = time modified =

As the vg is too large, the expansion of vg is impossible. As the service window is very short, and customers do not want to avoid the risk of large adjustments of the whole original environment, what is the recommended approach?

Show Suggested Answer Hide Answer
Suggested Answer: A, C, D

by Brandon at Jul 26, 2022, 08:44 AM

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Abel
7 months ago
I’ve always used dd for this kind of stuff. Works like a charm!
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Glendora
7 months ago
Option B is faster, but risky. Not sure it's worth it.
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Lizbeth
8 months ago
Wait, can we really use migratepv with such a large vg?
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Tayna
8 months ago
Definitely agree with that! Migratepv seems reliable.
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Yuriko
8 months ago
I think option D is the safest choice for data migration.
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Jessenia
8 months ago
Based on what I studied, I think option A might be risky since it involves reconstructing offsets, which could complicate things if the environment is already unstable.
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Cary
8 months ago
I have a vague recollection that cplv is more for managing logical volumes rather than actual data migration. Not sure if it's the right fit here.
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Earleen
8 months ago
I'm not entirely sure, but I think using dd could lead to data loss if not done carefully. I feel like we practiced a similar scenario in class.
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Lorean
8 months ago
I remember we discussed the importance of minimizing downtime during migrations, so maybe option D with migratepv could be the safest choice?
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Graciela
8 months ago
Hmm, gap analysis... I'm not totally sure what that is or why it would be done. I'll have to think this through carefully.
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Stefan
9 months ago
Definitely option D for me. The whole point of these tools is to empower the front-line Service Desk staff to handle simple problems on their own, freeing up the more experienced teams to tackle the tougher challenges.
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Trinidad
1 year ago
Wow, this customer really likes to keep things interesting, don't they? I'd go with option D - migratepv seems like the most straightforward and reliable option here. Though I can't help but feel that the engineers need to do a bit more 'getting lvcb' and a bit less 'getting coffee.'
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Bulah
12 months ago
I also think option D is the way to go for data migration. It seems like the most straightforward approach.
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Nida
12 months ago
Yeah, I think using migratepv would be the most reliable option in this situation.
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Emmanuel
1 year ago
I agree, option D - migratepv seems like the best choice for data migration.
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Marget
1 year ago
Hmm, this is a tricky situation. Since the VG is too large for expansion, I'd be hesitant to go with option B or C as they may not handle the data migration reliably. Option D using migratepv seems like the safest bet to me.
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Benton
1 year ago
User 3: I also think option D is the most reliable method for handling the data migration.
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Michael
1 year ago
User 2: Yeah, I think option D is the best approach for data migration in this case.
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Lorean
1 year ago
User 1: I agree, option D using migratepv seems like the safest choice.
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Rebeca
1 year ago
The lvcb information provided suggests there may be some underlying issues with the current storage setup. Using a raw device and the lack of copies and stripe width seems concerning. I think option A might be the best approach to safely migrate the data with a level 0 backup.
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Stephen
12 months ago
Let's go with option A for the migration process.
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Jettie
12 months ago
Using lvcb offset reconstruction nude equipment sounds like a good plan.
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Gail
12 months ago
I agree, the lack of copies and stripe width is a red flag.
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Kati
1 year ago
Option A seems like the safest choice for data migration.
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Laquita
1 year ago
Yes, the customer's concerns about the service window and potential adjustments make option A the best choice.
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Aretha
1 year ago
It's important to avoid any risks when dealing with such a large database.
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Francesco
1 year ago
I agree, using lvcb offset reconstruction and a level 0 backup import sounds like a good plan.
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Ruthann
1 year ago
Option A seems like the safest approach for data migration.
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Ciara
1 year ago
I'm not sure about option A. Maybe using the dd command for data migration could be faster and more efficient.
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Shenika
1 year ago
I agree with Lisbeth. Option A seems like the safest choice considering the constraints mentioned.
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Lisbeth
1 year ago
I think option A sounds like a good approach. It involves reconstructing the nude equipment and importing a level 0 backup.
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