string(279) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%BC%80%E6%9C%BA%E5%90%8Ecpu%E5%8D%A0%E7%94%A8%E7%8E%87%E8%BF%87%E9%AB%98%E6%80%8E%E4%B9%88%E8%A7%A3%E5%86%B3 => Failed to connect to 125.88.227.171 port 38114: Connection refused"
开机后cpu占用率过高怎么解决
