modules/raft/src/main/java/org/apache/ignite/internal/raft/storage/impl/VolatileLogStorageFactoryCreator.java [150:173]:
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    private static ColumnFamilyOptions createColumnFamilyOptions() {
        var opts = new ColumnFamilyOptions();

        // TODO: IGNITE-17560 - parameterize via configuration

        opts.setWriteBufferSize(64 * SizeUnit.MB);
        opts.setMaxWriteBufferNumber(5);
        opts.setMinWriteBufferNumberToMerge(1);
        opts.setLevel0FileNumCompactionTrigger(50);
        opts.setLevel0SlowdownWritesTrigger(100);
        opts.setLevel0StopWritesTrigger(200);
        // Size of level 0 which is (in stable state) equal to
        // WriteBufferSize * MinWriteBufferNumberToMerge * Level0FileNumCompactionTrigger
        opts.setMaxBytesForLevelBase(3200 * SizeUnit.MB);
        opts.setTargetFileSizeBase(320 * SizeUnit.MB);

        if (!Platform.isWindows()) {
            opts.setCompressionType(CompressionType.LZ4_COMPRESSION)
                    .setCompactionStyle(CompactionStyle.LEVEL)
                    .optimizeLevelStyleCompaction();
        }

        return opts;
    }
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modules/raft/src/main/java/org/apache/ignite/internal/raft/storage/impl/DefaultLogStorageFactory.java [196:217]:
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    private static ColumnFamilyOptions createColumnFamilyOptions() {
        var opts = new ColumnFamilyOptions();

        opts.setWriteBufferSize(64 * SizeUnit.MB);
        opts.setMaxWriteBufferNumber(5);
        opts.setMinWriteBufferNumberToMerge(1);
        opts.setLevel0FileNumCompactionTrigger(50);
        opts.setLevel0SlowdownWritesTrigger(100);
        opts.setLevel0StopWritesTrigger(200);
        // Size of level 0 which is (in stable state) equal to
        // WriteBufferSize * MinWriteBufferNumberToMerge * Level0FileNumCompactionTrigger
        opts.setMaxBytesForLevelBase(3200 * SizeUnit.MB);
        opts.setTargetFileSizeBase(320 * SizeUnit.MB);

        if (!Platform.isWindows()) {
            opts.setCompressionType(CompressionType.LZ4_COMPRESSION)
                    .setCompactionStyle(CompactionStyle.LEVEL)
                    .optimizeLevelStyleCompaction();
        }

        return opts;
    }
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