Hi Alfonso, thanks for sharing this awesome series of articles.
Thought of pointing other relevant resources on this topic
> Hyperledger Perf. metrics whitepaper, Oct. 2018. We wrote this in this group (PSWG) - https://www.hyperledger.org/resources/publications/blockchain-performance-metrics
> Performance Model of HLF, Nov. 2018 - It presents an analytical model to compute output metrics (throughput,latency) as a fn. of input metrics (block size, time to endorse/validate a tx.). Validated on a realistic setup. https://harish-sukhwani.blog/wp-content/uploads/2020/04/perf_model_HLF_NCA18.pdf. https://bitbucket.org/hvs2/fabric-perf-model/src/master/network_setup/