Running Tezos node with small memory like 8GB
This artcile explains how to reduce the memory usage of Tezos node, without changing the code at all.
Note: this is not to claim that 8GB is the minimum requirement to run current Tezos node.
Use --singleprocess option By default, Tezos node runs 2 processes, the main process and the validator process, to execute the block validation and the other jobs in parallel. Unfortunately this increases the memory usage.
You can run a node with --singleprocess option:
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