> For the complete documentation index, see [llms.txt](https://liujinye.gitbook.io/openshift-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://liujinye.gitbook.io/openshift-docs/troubleshooting/master-zhu-ji-df-ka-si-gu-zhang-chu-li.md).

# master 主机df 卡死

df 卡死多数 是因为挂载 了远程网盘，连接远程网盘异常导致的

查询挂载的nfs

mount|grep nfs

卸载已经挂载的nfs

umount 172.30.31.145:/export/pvc-0315276d-300a-11e9-9147-00163e02b8be

df 正常