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Recently, I heard through informal discussions among German SEs that using Check Point 9300 and 9400 appliances with VSX may not be the most optimal setup. The reason seems to be tied to the way energy-efficient cores and performance cores are distributed asynchronously within these platforms.
It is easy to imagine that such a mixed-core architecture could potentially lead to imbalances in performance when running demanding VSX environments. As VSX relies heavily on predictable CPU behavior across virtual systems, heterogeneous cores may introduce unexpected issues in processing consistency, latency, or throughput.
| Appliance | Performance cores | Efficient cores | Cores / Virtual cores |
| 9300 | 6 | 4 | 10 / 16 |
| 9400 |
6 |
8 | 14 / 20 |
Questions:
Has Check Point made any official statement regarding this specific scenario?
Are there any known limitations or best practices for running VSX on 9300/9400 appliances with this CPU architecture?
What would be the recommended configuration to ensure stable and reliable operation in production environments?
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