バイナンスCEOがツイートしてんじゃん
負荷高すぎてサーバーメンテ中なだけでデータロストは一切無し

We experienced a server issue on our replica database cluster,
causing some data to be out of sync.
Need to fully resync from master.
Due the size of the data, it will take several hours.
No data is lost.
We appreciate your understanding and support.