Nick Dimiduk created HBASE-25642: ------------------------------------ Summary: Fix or stop warning about already cached block Key: HBASE-25642 URL: https://issues.apache.org/jira/browse/HBASE-25642 Project: HBase Issue Type: Improvement Components: BlockCache, regionserver Affects Versions: 2.3.0 Reporter: Nick Dimiduk
Our logs have as a fairly common occurrence: {noformat} 2021-03-05 22:24:31,034 WARN [StoreFileOpener-foo-1] hfile.BlockCacheUtil: Caching an already cached block: blah.bub. This is harmless and can happen in rare cases (see HBASE-8547) {noformat} If this is really harmless, why do we log? If it's not actually harmless, let's take another pass at fixing this situation. -- This message was sent by Atlassian Jira (v8.3.4#803005)