andreacavalli/CavalliumDBEngine
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Set default compression types

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This commit is contained in:
Andrea Cavalli 2021-12-27 17:49:22 +01:00
parent 9309692062
commit dffb8eb3eb
1 changed files with 4 additions and 0 deletions
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src/main/java/it/cavallium/dbengine/database/disk/LLLocalKeyValueDatabase.java
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@ -44,6 +44,7 @@ import org.rocksdb.ColumnFamilyHandle;
import org.rocksdb.CompactRangeOptions;
import org.rocksdb.CompactionPriority;
import org.rocksdb.CompactionStyle;
import org.rocksdb.CompressionOptions;
import org.rocksdb.CompressionType;
import org.rocksdb.DBOptions;
import org.rocksdb.DbPath;
@ -303,6 +304,9 @@ public class LLLocalKeyValueDatabase implements LLKeyValueDatabase {
options.setTargetFileSizeMultiplier(2); // Each level is 2 times the previous level
if (!databaseOptions.volumes().isEmpty()) {
options.setCompressionPerLevel(databaseOptions.volumes().stream().map(v -> v.compression().getType()).toList());
} else {
options.setCompressionType(CompressionType.LZ4_COMPRESSION);
options.setBottommostCompressionType(CompressionType.LZ4HC_COMPRESSION);
}
options.setManualWalFlush(false);
options.setMinWriteBufferNumberToMerge(3);