ChainCatcher message, according to official news, after the first interruption of the mainnet, Sui stated it will increase the speed of debugging and generating release binaries, further reduce event response time, and add more adversarial transaction types similar to those that triggered this crash to identify potential issues.
In previous news, Sui officials posted on platform X stating, 'Between 1:15 AM and 3:45 AM Pacific Time on November 21, 2024, the Sui mainnet experienced downtime. All validators fell into a crash loop, preventing any transactions from being processed. The Sui network experienced its first network failure due to a bug in the congestion control code. This bug originated from a recent upgrade to the congestion control code, aimed at better utilizing shared objects. Sui contributors quickly deployed a patch, restoring normal network activity within 2.5 hours.'