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fix DBTest.AutomaticConflictsWithManualCompaction #3375

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fix DBTest.AutomaticConflictsWithManualCompaction #3375

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0166eda
fix DBTest.AutomaticConflictsWithManualCompaction
ajkr Jan 17, 2018
9652218
delete broken test
ajkr Jan 17, 2018
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120 changes: 0 additions & 120 deletions db/column_family_test.cc
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Expand Up @@ -1868,126 +1868,6 @@ TEST_F(ColumnFamilyTest, SameCFManualAutomaticCompactionsLevel) {
}
}

// This test checks for automatic getting a conflict if there is a
// manual which has not yet been scheduled.
// The manual compaction waits in NotScheduled
// We generate more files and then trigger an automatic compaction
// This will wait because there is an unscheduled manual compaction.
// Once the conflict is hit, the manual compaction starts and ends
// Then another automatic will start and end.
TEST_F(ColumnFamilyTest, SameCFManualAutomaticConflict) {
Open();
CreateColumnFamilies({"one"});
ColumnFamilyOptions default_cf, one;
db_options_.max_open_files = 20; // only 10 files in file cache
db_options_.max_background_compactions = 3;

default_cf.compaction_style = kCompactionStyleLevel;
default_cf.num_levels = 3;
default_cf.write_buffer_size = 64 << 10; // 64KB
default_cf.target_file_size_base = 30 << 10;
default_cf.max_compaction_bytes = default_cf.target_file_size_base * 1100;
BlockBasedTableOptions table_options;
table_options.no_block_cache = true;
default_cf.table_factory.reset(NewBlockBasedTableFactory(table_options));

one.compaction_style = kCompactionStyleUniversal;

one.num_levels = 1;
// trigger compaction if there are >= 4 files
one.level0_file_num_compaction_trigger = 4;
one.write_buffer_size = 120000;

Reopen({default_cf, one});
// make sure all background compaction jobs can be scheduled
auto stop_token =
dbfull()->TEST_write_controler().GetCompactionPressureToken();

// SETUP column family "one" -- universal style
for (int i = 0; i < one.level0_file_num_compaction_trigger - 2; ++i) {
PutRandomData(1, 10, 12000, true);
PutRandomData(1, 1, 10, true);
WaitForFlush(1);
AssertFilesPerLevel(ToString(i + 1), 1);
}
bool cf_1_1 = true;
bool cf_1_2 = true;
rocksdb::SyncPoint::GetInstance()->LoadDependency(
{{"DBImpl::BackgroundCompaction()::Conflict",
"ColumnFamilyTest::ManualAutoCon:7"},
{"ColumnFamilyTest::ManualAutoCon:9",
"ColumnFamilyTest::ManualAutoCon:8"},
{"ColumnFamilyTest::ManualAutoCon:2",
"ColumnFamilyTest::ManualAutoCon:6"},
{"ColumnFamilyTest::ManualAutoCon:4",
"ColumnFamilyTest::ManualAutoCon:5"},
{"ColumnFamilyTest::ManualAutoCon:1",
"ColumnFamilyTest::ManualAutoCon:2"},
{"ColumnFamilyTest::ManualAutoCon:1",
"ColumnFamilyTest::ManualAutoCon:3"}});
rocksdb::SyncPoint::GetInstance()->SetCallBack(
"DBImpl::BackgroundCompaction:NonTrivial:AfterRun", [&](void* arg) {
if (cf_1_1) {
TEST_SYNC_POINT("ColumnFamilyTest::ManualAutoCon:4");
cf_1_1 = false;
TEST_SYNC_POINT("ColumnFamilyTest::ManualAutoCon:3");
} else if (cf_1_2) {
cf_1_2 = false;
TEST_SYNC_POINT("ColumnFamilyTest::ManualAutoCon:2");
}
});
rocksdb::SyncPoint::GetInstance()->SetCallBack(
"DBImpl::RunManualCompaction:NotScheduled", [&](void* arg) {
InstrumentedMutex* mutex = static_cast<InstrumentedMutex*>(arg);
mutex->Unlock();
TEST_SYNC_POINT("ColumnFamilyTest::ManualAutoCon:9");
TEST_SYNC_POINT("ColumnFamilyTest::ManualAutoCon:7");
mutex->Lock();
});

rocksdb::SyncPoint::GetInstance()->EnableProcessing();
rocksdb::port::Thread threads([&] {
CompactRangeOptions compact_options;
compact_options.exclusive_manual_compaction = false;
ASSERT_OK(
db_->CompactRange(compact_options, handles_[1], nullptr, nullptr));
TEST_SYNC_POINT("ColumnFamilyTest::ManualAutoCon:6");
});

TEST_SYNC_POINT("ColumnFamilyTest::ManualAutoCon:8");
WaitForFlush(1);

// Add more L0 files and force automatic compaction
for (int i = 0; i < one.level0_file_num_compaction_trigger; ++i) {
PutRandomData(1, 10, 12000, true);
PutRandomData(1, 1, 10, true);
WaitForFlush(1);
AssertFilesPerLevel(ToString(one.level0_file_num_compaction_trigger + i),
1);
}

TEST_SYNC_POINT("ColumnFamilyTest::ManualAutoCon:5");
// Add more L0 files and force automatic compaction
for (int i = 0; i < one.level0_file_num_compaction_trigger; ++i) {
PutRandomData(1, 10, 12000, true);
PutRandomData(1, 1, 10, true);
WaitForFlush(1);
}
TEST_SYNC_POINT("ColumnFamilyTest::ManualAutoCon:1");

threads.join();
WaitForCompaction();
// VERIFY compaction "one"
ASSERT_LE(NumTableFilesAtLevel(0, 1), 3);

// Compare against saved keys
std::set<std::string>::iterator key_iter = keys_.begin();
while (key_iter != keys_.end()) {
ASSERT_NE("NOT_FOUND", Get(1, *key_iter));
key_iter++;
}
}

// In this test, we generate enough files to trigger automatic compactions.
// The automatic compaction waits in NonTrivial:AfterRun
// We generate more files and then trigger an automatic compaction
Expand Down