From 55a7a496f65e4f33c9855b048c666838a086ed92 Mon Sep 17 00:00:00 2001 From: Nick Dimiduk Date: Mon, 15 Jun 2015 18:07:40 -0700 Subject: [PATCH] HBASE-13821 WARN if hbase.bucketcache.percentage.in.combinedcache is set --- .../java/org/apache/hadoop/hbase/io/hfile/CacheConfig.java | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/CacheConfig.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/CacheConfig.java index 5d221c8efb8..0ed3cbdacd7 100644 --- a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/CacheConfig.java +++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/CacheConfig.java @@ -546,6 +546,10 @@ public class CacheConfig { throw new IllegalStateException("bucketCacheSize <= 0; Check " + BUCKET_CACHE_SIZE_KEY + " setting and/or server java heap size"); } + if (c.get("hbase.bucketcache.percentage.in.combinedcache") != null) { + LOG.warn("Configuration 'hbase.bucketcache.percentage.in.combinedcache' is no longer " + + "respected. See comments in http://hbase.apache.org/book.html#_changes_of_note"); + } int writerThreads = c.getInt(BUCKET_CACHE_WRITER_THREADS_KEY, DEFAULT_BUCKET_CACHE_WRITER_THREADS); int writerQueueLen = c.getInt(BUCKET_CACHE_WRITER_QUEUE_KEY,