perf(history_by_block_hash
): reuse provider instead of creating two
#13382
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Towards #12838.
Currently,
history_by_block_hash
creates a secondprovider
instead of reusing a created one, which unnecessarily clones a bunch and creates an extra DB transaction. This is the biggest allocation perbytehound
and a suspect that causes OOM when we spam submit 20-30M transactions.