text: public override string ToString(){StringBuilder sb = new StringBuilder(this.GetType().Name + ": ");sb.Append("maxThreadCount=").Append(maxThreadCount).Append(", ");sb.Append("maxMergeCount=").Append(maxMergeCount).Append(", ");sb.Append("mergeThreadPriority=").Append(mergeThreadPriority);return sb.ToString();}