public static String getProperty(final RocksRawKVStore rocksRawKVStore, final String name) {
        final RocksDB db = db(rocksRawKVStore);
        if (db != null) {
            try {
                return db.getProperty(name);
            } catch (final RocksDBException e) {
                ThrowUtil.throwException(e);
            }
        }
        throw new NullPointerException("db");
    }
DB implementations can export properties about their state
via this method.
jraft-rheakv/rheakv-core/src/main/java/com/alipay/sofa/jraft/rhea/rocks/support/RocksStatistics.java