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You have a 4-node MetroCluster system. A node needs to be taken down for maintenance, but all data needs to remain online.
In this scenario, what should you do to bring down a single node?
Suggested Answer: B, C
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42 comments · newest first
BR
Breana
10 months ago
HA takeover is a common approach, but switchover is safer.
AL
Alesia
11 months ago
Aggregate relocation is not the right move here.
JA
Javier
11 months ago
Wait, can you really just disable HA? That sounds risky.
LU
Lucy
11 months ago
I agree, switchover is the way to go!
KE
Kenneth
11 months ago
You should definitely perform a MetroCluster switchover.
RO
Rolland
12 months ago
Aggregate relocation sounds familiar, but I don't think that's the main action needed for this scenario. I might lean towards the switchover option.
DE
Delsie
12 months ago
Disabling HA seems risky; I don't think that's the right approach. I feel like we should be keeping data available.
SH
Shawana
12 months ago
I remember something about HA takeovers, but I can't recall if that's the right move for maintenance. It feels similar to a practice question we did.
HE
Herminia
1 year ago
I think we might need to perform a MetroCluster switchover to keep everything online while taking down a node, but I'm not entirely sure.
PE
Pearline
1 year ago
I'm a little confused by the options here. Performing an HA takeover seems like it would work, but I'm not sure if that's the best approach. Maybe a MetroCluster switchover would be better to keep the data fully redundant? I'll need to double-check the MetroCluster documentation to be sure.
PE
Pedro
1 year ago
Okay, I've got this. The key here is that we need to keep the data online while taking down a single node. That means we can't do a full MetroCluster switchover, and disabling HA wouldn't work either. I think the right answer is to perform an HA takeover of the node.
JU
Junita
1 year ago
Hmm, I'm a bit unsure about this one. I know MetroCluster has some specific procedures for maintenance, but I'm not totally clear on the differences between the options presented. I'll need to review my notes to refresh my memory.
MA
Maryann
1 year ago
This looks like a tricky MetroCluster question. I'll need to think through the options carefully to make sure I understand the implications of each approach.
JA
Jacinta
1 year ago
Hmm, this is a tricky one. I'll need to think through the differences between arm and leg exercise and how that might impact blood pressure and oxygen consumption.
AL
Alex
1 year ago
I'm a bit unsure on this one. Is the main output the communications management plan, which outlines how you'll communicate with the different stakeholders? Or is it the actual stakeholder register itself? I'll have to review my notes to be sure.
WI
Willard
1 year ago
I'm confused because I keep mixing up the concepts. I know comprehensive income relates more to total changes, but I can't recall which capital maintenance it ties to.
ZE
Zena
1 year ago
Hey, does the node you're taking down have a funny name? I bet you could get away with calling it 'Maintenance Mabel' or something. That'd make the whole process a bit more entertaining.
AL
Allene
1 year ago
I'm going with B, the MetroCluster switchover. Anything that keeps the data online is the way to go, am I right?
SH
Shoshana
1 year ago
D) Perform an aggregate relocation of the CFO aggregates on the node.
EL
Ellsworth
1 year ago
C) Disable HA on each side of the MetroCluster.
JO
Johana
1 year ago
B) Perform a MetroCluster switchover.
BR
Brianne
1 year ago
A) Perform an HA takeover of the node.
RE
Reid
1 year ago
I bet option A would work, but it's a bit overkill. Why take over the whole node when a switchover will do the trick?
FE
Felice
1 year ago
B) Perform a MetroCluster switchover.
GU
Gussie
1 year ago
I agree, a switchover seems like a more efficient solution.
HA
Han
1 year ago
B) Perform a MetroCluster switchover.
JE
Jess
1 year ago
A) Perform an HA takeover of the node.
SH
Sharika
1 year ago
Definitely not C - disabling HA on both sides would just create a single point of failure. Not a smart move.
GE
Georgiann
1 year ago
D) Perform an aggregate relocation of the CFO aggregates on the node.
RO
Rory
1 year ago
B) Perform a MetroCluster switchover.
AR
Arlette
1 year ago
A) Perform an HA takeover of the node.
NE
Nenita
1 year ago
I was leaning towards D, but you're right, a MetroCluster switchover is the way to go. Gotta keep that data online!
AM
Amalia
1 year ago
D) Perform an aggregate relocation of the CFO aggregates on the node.
ZA
Zachary
1 year ago
C) Disable HA on each side of the MetroCluster.
MA
Martina
1 year ago
B) Perform a MetroCluster switchover.
VE
Veda
1 year ago
A) Perform an HA takeover of the node.
OR
Oren
1 year ago
Hmm, I think B is the correct answer here. A MetroCluster switchover will allow the node to be taken down without disrupting data availability.
RO
Roosevelt
1 year ago
Yes, that's right. It ensures that all data remains online while the maintenance is being carried out on the node.
KE
Keith
1 year ago
I agree, B is the correct answer. Performing a MetroCluster switchover is the best way to bring down a single node without affecting data availability.
FI
Fidelia
2 years ago
I'm not sure, but disabling HA on each side of the MetroCluster could also work, right?
WI
Winfred
2 years ago
I agree with Donte. It's the best option to keep the data online while taking down a node.
DO
Donte
2 years ago
I think we should perform a MetroCluster switchover.