Our team has resolved a network outage caused by node validation issues related to old crosslink data.

Here's what happened, how we resolved it, and the lessons learned: [1/7]

初步发现：2 月 10 日，我们发现主网节点被卡住，导致网络停滞。该问题可追溯到“区块已知”错误，表明区块和分片状态验证存在更深层次的问题。 [2/7]