VladRodionov commented on code in PR #8653:
URL: https://github.com/apache/hbase/pull/8653#discussion_r4067840579
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hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestCacheConfig.java:
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@@ -510,4 +431,40 @@ void testCacheAccessServiceIsNoOpWhenBlockCacheIsNull() {
assertInstanceOf(NoOpCacheAccessService.class, service);
assertFalse(service.isCacheEnabled());
}
+
+ /**
+ * Verifies that a capacity-driven eviction from the native L1 cache engine
is propagated to the
+ * configured L2 cache engine.
+ * @throws Exception if waiting for an L1 eviction to reach L2 fails
+ */
+ @Test
+ public void testL1CapacityEvictionMovesBlockToL2() throws Exception {
+ this.conf.set(HConstants.BUCKET_CACHE_IOENGINE_KEY, "offheap");
+ this.conf.setFloat(HConstants.HFILE_BLOCK_CACHE_SIZE_KEY, 0.001f);
+ this.conf.setInt(HConstants.BUCKET_CACHE_SIZE_KEY, 100);
Review Comment:
Fixed.
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