Collapse temporary MPT tree during NeoFS-based statesync process #1508

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opened 2025-12-28 17:16:41 +00:00 by sami · 1 comment

sami commented

2025-12-28 17:16:41 +00:00

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Originally created by @AliceInHunterland on GitHub (Apr 28, 2025).

Improve localTrie flushing and collapsing logic in AddContractStorageData.
Refs https://github.com/nspcc-dev/neo-go/pull/3844#discussion_r2060596159

Describe the solution you'd like

Add collapsing the trie.

Describe alternatives you've considered

Do not change

Additional context

This improvement is related to NeoFSStateSyncExtensions.

Originally created by @AliceInHunterland on GitHub (Apr 28, 2025). ## Is your feature request related to a problem? Please describe.  Improve `localTrie` flushing and collapsing logic in `AddContractStorageData`. Refs https://github.com/nspcc-dev/neo-go/pull/3844#discussion_r2060596159 ## Describe the solution you'd like  Add collapsing the trie. ## Describe alternatives you've considered  Do not change ## Additional context  This improvement is related to `NeoFSStateSyncExtensions`.

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2025-12-28 17:16:41 +00:00

sami commented

2025-12-28 17:16:41 +00:00

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@AnnaShaleva commented on GitHub (Apr 28, 2025):

Improve localTrie flushing and collapsing logic in AddContractStorageData.

Flushing logic is OK, we perform flush/persist in the end of every batch of storage items. Collapsing logic is missing at all, it's the problem.

Do not change

Not an alternative, we can't keep the whole MPT in memory.

@AnnaShaleva commented on GitHub (Apr 28, 2025): > Improve localTrie flushing and collapsing logic in AddContractStorageData. Flushing logic is OK, we perform flush/persist in the end of every batch of storage items. Collapsing logic is missing at all, it's the problem. > Do not change Not an alternative, we can't keep the whole MPT in memory.