Salamander 4 latency comparisons

Salamander 4 Hardware on CP 841

• Average latency: 4.06us
• Max latency: 10.709us
• Min latency: 2.817us
• Standard Deviation: 0.85us

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Salamander 4 Default Yocto Build

• Average latency: 174.5us
• Max latency: 4070.018us
• Min latency: 6.963us
• Standard Deviation: 359.27us

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After taskset -c 4

• Average latency: 74.78us
• Max latency: 457.545us
• Min latency: 14.113us
• Standard Deviation: 29.43us

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After PREEMPT_RT Patch and Kernel Tuning

• Average latency: 17.68us
• Max latency: 32.216us
• Min latency: 8.005us
• Standard Deviation: 6.1us

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After BIOS Configurations and Kernel Configurations

• Average latency: 14.0us
• Max latency: 21.694us
• Min latency: 6.351us
• Standard Deviation: 1.44us

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After Host Configurations

• Average latency: 12.61us
• Max latency: 17.041us
• Min latency: 7.872us
• Standard Deviation: 1.8us

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After QEMU Configurations

• Average latency: 16.26us
• Max latency: 17.134us
• Min latency: 14.532us
• Standard Deviation: 0.3us