Aleksandr Logunov

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"perf" method is useful only to replay latest txs on chain so it is useless here. Fork of mainnet (forknet?) should be a great long-term approach. At this time I...

Yeah, except that we had only one node. Actually setup with N nodes / N shards also must add strong value by checking how much bandwidth is lost due to...

Ah. I suspect ft_balance_of is a read-only query, and these ones are served from FlatStorage, which is only 1 fast disk read. Only write queries matter. Note: with stateless validation...

Addressed most comments, prioritising getting this into next release. Had some trouble with merging with prefetching logic on master but came through it.

I assume @saketh-are is taking care of this now :)

## Roles&selection change proposal ### Select chunk producers Fix maximal total chunk producer number at N * S where S is number of shards. Set N to 5 because we...

> Question: Is the 50% number here arbitrary or do we have a sort of explanation why we would like to reduce the number of block producers to 100? What...

This was presented at the core team meeting without significant objections: https://docs.google.com/presentation/d/1UfHEe4OvExlmmrnw_8fqn3zVFgS9DxhReVKmb8qtReo To complete this, one needs to complete steps from "Next steps" slide.

For more clarity why it is bad - `MockEpochManager::get_epoch_and_valset` assumes that it is called sequentially for all blocks on chain, and if it is not the case, it panics on...

We should also look into nayduck, which indicates ~9 more failing tests since enabling endorsements https://nayduck.near.org/#/