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HBASE-26980 Update javadoc of BucketCache.java (#4374)
Signed-off-by: Duo Zhang <zhangduo@apache.org>
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liangxs committed Apr 28, 2022
1 parent bf93df0 commit c02e7553d46ddfb3b0911240f6edd4b900b869b6
Showing 1 changed file with 3 additions and 2 deletions.
@@ -90,8 +90,9 @@
/**
* BucketCache uses {@link BucketAllocator} to allocate/free blocks, and uses
* BucketCache#ramCache and BucketCache#backingMap in order to
* determine if a given element is in the cache. The bucket cache can use on-heap or
* off-heap memory {@link ByteBufferIOEngine} or in a file {@link FileIOEngine} to
* determine if a given element is in the cache. The bucket cache can use
* off-heap memory {@link ByteBufferIOEngine} or mmap {@link ExclusiveMemoryMmapIOEngine}
* or pmem {@link SharedMemoryMmapIOEngine} or local files {@link FileIOEngine} to
* store/read the block data.
*
* <p>Eviction is via a similar algorithm as used in

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