pustota2009 commented on a change in pull request #1257:
URL: https://github.com/apache/hbase/pull/1257#discussion_r436524637
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File path:
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/LruBlockCache.java
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@@ -153,6 +153,18 @@
private static final String LRU_MAX_BLOCK_SIZE = "hbase.lru.max.block.size";
private static final long DEFAULT_MAX_BLOCK_SIZE = 16L * 1024L * 1024L;
+ private static final String LRU_CACHE_HEAVY_EVICTION_COUNT_LIMIT
+ = "hbase.lru.cache.heavy.eviction.count.limit";
+ private static final int DEFAULT_LRU_CACHE_HEAVY_EVICTION_COUNT_LIMIT = 10;
+
+ private static final String LRU_CACHE_HEAVY_EVICTION_MB_SIZE_LIMIT
+ = "hbase.lru.cache.heavy.eviction.mb.size.limit";
+ private static final long DEFAULT_LRU_CACHE_HEAVY_EVICTION_MB_SIZE_LIMIT =
500;
+
+ private static final String LRU_CACHE_HEAVY_EVICTION_OVERHEAD_COEFFICIENT
+ = "hbase.lru.cache.heavy.eviction.overhead.coefficient";
+ private static final float
DEFAULT_LRU_CACHE_HEAVY_EVICTION_OVERHEAD_COEFFICIENT = 0.01f;
+
/**
Review comment:
ok, I set DEFAULT_LRU_CACHE_HEAVY_EVICTION_COUNT_LIMIT = 2147483647 and
this is off the feature for ~680 years (I hope HBase will live that time but
with some restarts anyway)
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