这个错误信息通常出现在Linux系统启动时,尤其是当系统尝试从NFS(网络文件系统)挂载根文件系统时。错误表明系统无法打开或识别指定的NFS设备作为根设备。 2. 查找 "vfs: cannot open root device" 相关的问题解决方案 这类错误通常与NFS服务器的可达性、网络配置、NFS客户端的配置以及内核参数设置有关。以下是一些常见...
1. 解决办法:在内核配置时候文件系统中选中Root file system on NFS
[*] NFS client support for NFSv4.1 (DEVELOPER ONLY) [*] Root file system on NFS 开发板关系,重新启动,发现可以正常启动内核,直接加载根文件了。
问题描述:使用SAM9X25 内核版本是2.6.39 ,采用NFS文件系统,在启动内核时会出现VFS: Cannot open root device "nfs" or unknown-block(0,255)错误 解决办法:step1,在内核配置时候文件系统中选中Root file system on NFS,这个选项depend on IP_PNP,发现IP_PNP在/net/ipv4/Kconfig中定义,故此项也要选中。 step2...
确认host端的nfs支持的版本,使用命令nfsstat查看 rzx@rzx-desktop:~$ nfsstat Server rpc stats: calls badcalls badfmt badauth badclnt 12242 41 41 0 0 Server nfs v3: null getattr setattr lookup access 4 0% 1787 14% 29 0% 1542 12% 706 5% ...
Hi community, I am working on i.MX6DL sabreSD board.Trying to mount the rootfs via NFS. When starting kernel and trying to mount rootfs from server I
启动时出现:启动内核是出现VFS: Cannot open root device "dev/nfs" or unknown-block(0,0): error...
VFS: Unable to mount root fs via NFS, trying floppy. VFS: Cannot open root device "mtdblock2" or unknown-block(2,0) Please append a correct "root=" boot option; here are the available partitions: Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0) ...
VFS: Unable to mount root fs via NFS, trying floppy. VFS: Cannot open root device "mtdblock2" or unknown-block(2,0) Please append a correct "root=" boot option; here are the available partitions: Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0) 【解...
Root-NFS: No NFS server available, giving up. VFS: Unable to mount root fs via NFS, trying floppy. VFS: Cannot open root device "mtdblock2" or unknown-block(2,0) Please append a correct "root=" boot option; here are the available partitions: ...