mainnet-v1.63.4

MystenLabs/suimainnet-v1.63.4Jan 20, 2026by ebmifa

AI Summary

A performance-focused release that restores an environment variable for write synchronization without bumping the protocol version.

Key Highlights

Restores environment variable to enable write sync
Performance fix included
No protocol version bump required

New Features

Restored write sync environment variable

Full Release Notes

### 📕 Note: 
This release contains a performance fix and does not require a protocol version bump

## Protocol
#### Sui Protocol Version in this release: `107`

https://github.com/MystenLabs/sui/pull/24974: Restore the environment variable to enable write sync

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#### Full Log: https://github.com/MystenLabs/sui/commits/mainnet-v1.63.4