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LinkClearing the CDN cachesThe last piece was that corrupted segments sitting in CDN caches would keep getting served to viewers until they expired or got purged. Our CDN cache TTL for rendition segments is 7 days, but in practice, LRU eviction clears out everything except the most popular content within a much smaller time window. Waiting up to 7 days for corrupted segments to naturally expire meant viewers would keep hitting playback issues in the meantime, so we needed to take a more active approach.
，这一点在币安Binance官网中也有详细论述
An issue with the cabinet projection.
{ NULL, NULL } // sentinel
Dr Tom Nutt, chief executive of Meningitis Now, said: "Meningitis can progress very quickly and its impact is devastating, particularly for young people and their loved ones.