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Which actions will trigger partition rebalance for a consumer group? (select three)
Suggested Answer: A
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metadata is stored in and built from the KSQL command topic. Each KSQL server has its own in-memory version of the metastore.
37 comments · newest first
SA
Sarah
10 months ago
Adding a consumer always triggers it, right?
WA
Wayne
11 months ago
I agree with A and C, but not sure about B.
LO
Lonna
11 months ago
Wait, removing a broker causes a rebalance? That's wild!
HU
Hubert
11 months ago
I think D is also a trigger.
DI
Dick
11 months ago
Definitely A, B, and C!
EL
Elden
12 months ago
I practiced a question similar to this, and I think both adding a new consumer and removing a broker are correct, but I’m not entirely sure about the last option.
FL
Florinda
12 months ago
I feel like increasing partitions should definitely trigger a rebalance, but I’m a bit confused about the shutdown of a consumer.
DO
Dottie
12 months ago
I think removing a broker might cause a rebalance too, but I can't recall if it was specifically mentioned in the practice questions.
IS
Isabella
1 year ago
I remember that adding a new consumer to the group definitely triggers a rebalance, but I'm not sure about the others.
AL
Albert
1 year ago
I feel good about A, B, and D as the correct answers. Not sure about C though - does a new consumer really trigger a rebalance? I'll make a note to research that before the exam.
CH
Charolette
1 year ago
Hmm, I'm a bit unsure about the "add a new consumer to the group" option. Does that really trigger a rebalance? I'll have to double-check that.
TI
Tiffiny
1 year ago
I'm pretty confident about this one. Increasing partitions, removing a broker, and a consumer in the group shutting down should all trigger a rebalance.
BR
Bronwyn
1 year ago
Okay, let's think this through. Partitions changing and brokers being added or removed would definitely cause a rebalance, that makes sense. The consumer group aspect is the tricky part, but I think adding a new consumer is the right answer there.
PE
Pearly
1 year ago
Hmm, I'm a bit confused by the STIX format. I'll need to refresh my memory on the key elements before I can confidently answer this.
HO
Hoa
1 year ago
pg_upgrade might be an option, but I'm not sure if that's specifically for Alibaba Cloud migrations. I'll have to think through the details on that one.
EL
Elke
1 year ago
Okay, I think I've got it. The key here is that the attacker is trying to gain physical access to the organization, so it has to be an "in person" type of attack. That rules out the other options, so I'm confident A is the right answer.
FR
Frederica
1 year ago
Partition rebalancing, huh? Sounds like my high school gym class. Always gotta be switching teams and rearranging the lineups.
SE
Selma
1 year ago
Wait, so increasing partitions doesn't automatically rebalance the group? Kafka, you're full of surprises! Better memorize these three triggers for the exam.
MA
Marilynn
1 year ago
D) A consumer in a consumer group shuts down
JE
Jennifer
1 year ago
C) Add a new consumer to consumer group
HO
Hollis
1 year ago
A) Increase partitions of a topic
ES
Estrella
1 year ago
D) A consumer in a consumer group shuts down
DA
Darci
1 year ago
C) Add a new consumer to consumer group
LE
Leota
1 year ago
A) Increase partitions of a topic
RO
Rolande
1 year ago
I agree with that. And when a consumer in a consumer group shuts down, it will also trigger partition rebalance.
WI
Willard
1 year ago
Aha! I knew those were the right answers. Partition rebalancing is such a key part of Kafka consumer group management. Can't believe anyone would think adding a broker would trigger it.
AN
Antonio
1 year ago
D) A consumer in a consumer group shuts down
MA
Marylou
1 year ago
C) Add a new consumer to consumer group
CA
Carisa
1 year ago
A) Increase partitions of a topic
QU
Quentin
2 years ago
Ha! I almost picked C, but then I remembered that adding a new consumer doesn't necessarily mean the partitions will be rebalanced. Gotta think this one through carefully.
ST
Stephaine
2 years ago
Hmm, I think B, D, and E are the correct answers. Increasing partitions and adding a consumer should trigger a rebalance, and removing a broker or a consumer dropping out would definitely do it too.
BO
Bonita
1 year ago
Ashton: Oh, I see. Thanks for clarifying.
JU
Jules
1 year ago
User 3: I agree with Jules, A, C, and D trigger partition rebalance.
AS
Ashton
1 year ago
User 2: No, it's actually A, C, and D.
SH
Shannon
1 year ago
User 1: I think B, D, and E are the correct answers.
MA
Mable
2 years ago
I believe adding a new consumer to the consumer group will also trigger partition rebalance.
RO
Rolande
2 years ago
I think increasing partitions of a topic will trigger partition rebalance.