Reset block cache in failing unit test.

Test Plan: make -j40 check OPT=-g, on both /tmp and /dev/shm

Reviewers: sdong

Reviewed By: sdong

Subscribers: andrewkr, dhruba

Differential Revision: https://reviews.facebook.net/D55701
This commit is contained in:
Marton Trencseni 2016-03-18 06:13:54 +00:00
parent 522de4f59e
commit 44756260ae

View File

@ -481,6 +481,10 @@ TEST_F(DBTest, MultiLevelIndexAndFilterBlocksCachedWithPinning) {
ASSERT_OK(Flush(1)); ASSERT_OK(Flush(1));
// move this table to L1 // move this table to L1
dbfull()->TEST_CompactRange(0, nullptr, nullptr, handles_[1]); dbfull()->TEST_CompactRange(0, nullptr, nullptr, handles_[1]);
// reset block cache
table_options.block_cache = NewLRUCache(64 * 1024);
options.table_factory.reset(NewBlockBasedTableFactory(table_options));
TryReopenWithColumnFamilies({"default", "pikachu"}, options); TryReopenWithColumnFamilies({"default", "pikachu"}, options);
// create new table at L0 // create new table at L0
Put(1, "a2", "begin2"); Put(1, "a2", "begin2");
@ -502,12 +506,13 @@ TEST_F(DBTest, MultiLevelIndexAndFilterBlocksCachedWithPinning) {
ASSERT_EQ(im, TestGetTickerCount(options, BLOCK_CACHE_INDEX_MISS)); ASSERT_EQ(im, TestGetTickerCount(options, BLOCK_CACHE_INDEX_MISS));
ASSERT_EQ(ih, TestGetTickerCount(options, BLOCK_CACHE_INDEX_HIT)); ASSERT_EQ(ih, TestGetTickerCount(options, BLOCK_CACHE_INDEX_HIT));
// should be read from L1; the block cache survives the reopen, and during // this should be read from L1
// the BlockBasedTableReader::Open() of the table we try to fetch it, we // the file is opened, prefetching results in a cache filter miss
// will see one hit from there, and then the Get() results in another hit // the block is loaded and added to the cache,
// then the get results in a cache hit for L1
value = Get(1, "a"); value = Get(1, "a");
ASSERT_EQ(fm, TestGetTickerCount(options, BLOCK_CACHE_FILTER_MISS)); ASSERT_EQ(fm + 1, TestGetTickerCount(options, BLOCK_CACHE_FILTER_MISS));
ASSERT_EQ(fh + 2, TestGetTickerCount(options, BLOCK_CACHE_FILTER_HIT)); ASSERT_EQ(fh + 1, TestGetTickerCount(options, BLOCK_CACHE_FILTER_HIT));
} }
TEST_F(DBTest, ParanoidFileChecks) { TEST_F(DBTest, ParanoidFileChecks) {