public int getBufferSize() {
		if (bufferMgr == null) {
			throw new IllegalStateException("Database is closed");
		}
		return bufferMgr.getBufferSize();
	}
Returns size of buffers utilized within the underlying
buffer file.  This may be larger than the requested 
buffer size.  This value may be used to instatiate a 
new BufferFile which is compatible with this database
when using the saveAs method.
@return buffer size utilized by this database
Ghidra/Framework/DB/src/main/java/db/DBHandle.java