cold start

long-article-recommend-service/src/main/java/com/tzld/longarticle/recommend/server/service/rank/strategy/RankV3Strategy.java

@@ -128,6 +128,8 @@ public class RankV3Strategy implements RankStrategy {
         } else {
             // 兜底
             pool = param.getBackup();
+            pool = deduplication(pool);
+            log.info("Backup Deduplication {}", JSONUtils.toJson(pool));
             Collections.shuffle(pool);
             result.addAll(pool.subList(0, Math.min(pool.size(), param.getSize() - result.size())));
         }