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Hypothesis: Broker scaling does not impact processing performance #457

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lenaschoenburg opened this issue Dec 11, 2023 · 2 comments · Fixed by #471
Closed

Hypothesis: Broker scaling does not impact processing performance #457

lenaschoenburg opened this issue Dec 11, 2023 · 2 comments · Fixed by #471
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@lenaschoenburg
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Contribution: Performability This issue will contribute to build up confidence in performability. Hypothesis A thing which worries us and is ready for exploration. Impact: Medium The issue has an medium impact on the system. Likelihood: Medium The issue is not so likely.

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@lenaschoenburg
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Hypothesis

While adding new brokers to a cluster, the processing performance (latency and throughput) remains stable.
@lenaschoenburg lenaschoenburg added Hypothesis A thing which worries us and is ready for exploration. Impact: Medium The issue has an medium impact on the system. Likelihood: Medium The issue is not so likely. Contribution: Performability This issue will contribute to build up confidence in performability. labels Dec 11, 2023
@lenaschoenburg lenaschoenburg self-assigned this Dec 11, 2023
@lenaschoenburg lenaschoenburg mentioned this issue Dec 11, 2023
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@npepinpe
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Is this something we can assess with zbchaos? 🤔 It might be better as an E2E test.

@lenaschoenburg
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Not automatically, as far as I know. But I can still compare metrics by hand to asses the impact.

@lenaschoenburg lenaschoenburg mentioned this issue Dec 20, 2023
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lenaschoenburg added a commit that referenced this issue Dec 22, 2023
@lenaschoenburg
Blog: Dynamic Scaling and Performance (#471)
a7ca75b 
This combines three experiments @deepthidevaki and I did today, all
relating to dynamic scaling and performance.

Closes #456
Closes #457
Closes camunda/camunda#15517
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Contribution: Performability This issue will contribute to build up confidence in performability. Hypothesis A thing which worries us and is ready for exploration. Impact: Medium The issue has an medium impact on the system. Likelihood: Medium The issue is not so likely.
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Blog: Dynamic Scaling and Performance zeebe-io/zeebe-chaos
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@npepinpe @lenaschoenburg