{"id":1787,"date":"2025-12-24T01:52:07","date_gmt":"2025-12-24T01:52:07","guid":{"rendered":"http:\/\/www.recologypower.com:9080\/?p=1787"},"modified":"2025-12-24T01:52:09","modified_gmt":"2025-12-24T01:52:09","slug":"%e3%80%90nfs%e3%80%91vfs-unable-to-mount-root-fs-via-nfs-115-256801-devtmpfs-mounted%e3%80%90nfs%e3%80%91","status":"publish","type":"post","link":"http:\/\/www.recologypower.com:9080\/?p=1787","title":{"rendered":"\u3010NFS\u3011VFS: Unable to mount root fs via NFS. [ 115.256801] devtmpfs: mounted\u3010NFS\u3011"},"content":{"rendered":"\n

\u95ee\u9898\uff1a<\/h2>\n\n\n\n

NFS\u914d\u7f6e\u6ca1\u95ee\u9898\uff1aNFS\u670d\u52a1\u5f00\u542f\u4e0e\u4f7f\u7528\u3001\u76ee\u5f55\u6302\u8f7d\u4e0e\u5378\u8f7d<\/a>
\u4f7f\u7528 NFS \u6302\u8f7d\u6587\u4ef6\u7cfb\u7edf\u7684\u65f6\u5019\u62a5\u9519\uff1a<\/p>\n\n\n\n

[  101.800373] VFS: Unable to mount root fs via NFS, trying floppy.\r\n[  101.807335] VFS: Cannot open root device \"nfs\" or unknown-block(2,0): error -6\r\n[  101.814718] Please append a correct \"root=\" boot option; here are the available partitions:\r\n[  101.823160] 0100           65536 ram0  (driver?)\r\n[  101.827880] 0101           65536 ram1  (driver?)\r\n[  101.832573] 0102           65536 ram2  (driver?)\r\n[  101.837347] 0103           65536 ram3  (driver?)\r\n[  101.841988] 0104           65536 ram4  (driver?)\r\n[  101.846695] 0105           65536 ram5  (driver?)\r\n[  101.851335] 0106           65536 ram6  (driver?)\r\n[  101.856027] 0107           65536 ram7  (driver?)\r\n[  101.860667] 0108           65536 ram8  (driver?)\r\n[  101.865333] 0109           65536 ram9  (driver?)\r\n[  101.869974] 010a           65536 ram10  (driver?)\r\n[  101.874720] 010b           65536 ram11  (driver?)\r\n[  101.879446] 010c           65536 ram12  (driver?)\r\n[  101.884194] 010d           65536 ram13  (driver?)\r\n[  101.888922] 010e           65536 ram14  (driver?)\r\n[  101.893669] 010f           65536 ram15  (driver?)\r\n[  101.898410] b300        15273984 mmcblk0  driver: mmcblk\r\n[  101.903768]   b301        15269888 mmcblk0p1 9be55837-01\r\n[  101.909104] b308         7634944 mmcblk1  driver: mmcblk\r\n[  101.914503]   b309          131072 mmcblk1p1 5edd22ea-01\r\n[  101.919862]   b30a         7493632 mmcblk1p2 5edd22ea-02\r\n[  101.925247] b320             512 mmcblk1rpmb  (driver?)\r\n[  101.930494] b318            4096 mmcblk1boot1  (driver?)\r\n[  101.935857] b310            4096 mmcblk1boot0  (driver?)\r\n[  101.941192] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)\r\n[  101.949470] ---[ end Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)\r\n[  112.942790] random: nonblocking pool is initialized\r\n<\/code><\/pre>\n\n\n\n
\u539f\u56e0\uff1a
\u4ee5\u524d\u4f7f\u7528\u768416.04\u7248\u672c\u7684ubuntu\u6ca1\u95ee\u9898\uff0c\u73b0\u5728\u66f4\u6362\u4e8618.04.4\u7248\u672c\uff0c\u5f00\u59cb\u62a5\u9519\u3002
\u4eceUbuntu17.04\u5f00\u59cb\uff0cnfs\u9ed8\u8ba4\u53ea\u652f\u6301\u534f\u8bae3\u548c\u534f\u8bae4\uff0c\u800ckernel\u4e2d\u9ed8\u8ba4\u652f\u6301\u534f\u8bae2\u3002<\/p>\n\n\n\n
    \n
  1. \u4fee\u6539 NFS \u914d\u7f6e\u6587\u4ef6\uff1a<\/li>\n<\/ol>\n\n\n\n
    sudo vim \/etc\/default\/nfs-kernel-server\r<\/code><\/pre>\n\n\n\n
         2.\u5728\u672b\u5c3e\u6dfb\u52a0\uff1a<\/p>\n\n\n\n
    RPCNFSDOPTS=\"--nfs-version 2,3,4 --debug --syslog\"\r<\/code><\/pre>\n\n\n\n
    \"\"<\/figure>\n\n\n\n
       3.\u91cd\u542f NFS \u670d\u52a1\uff1a<\/p>\n\n\n\n
    sudo \/etc\/init.d\/nfs-kernel-server restart\r<\/code><\/pre>\n\n\n\n
    \u6ce8\uff1a\u5982\u679ckernel\u7248\u672c\u8f83\u9ad8\u652f\u6301nfs\u534f\u8bae3\u7684\u8bdd\uff0c\u53ef\u4ee5\u5728Uboot\u4f20\u5230Kernel\u7684bootargs\u53c2\u6570\u4e2d\u52a0\u5165\u2019nfsvers=3\u2019,\u4f7fkernel\u4f7f\u7528nfs\u534f\u8bae3\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    \n
    \u95ee\u9898\uff1a NFS\u914d\u7f6e\u6ca1\u95ee\u9898\uff1aNFS\u670d\u52a1\u5f00\u542f<\/h3>\n<\/div>\n
    \u9605\u8bfb\u66f4\u591a<\/a><\/div>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[137],"tags":[],"_links":{"self":[{"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=\/wp\/v2\/posts\/1787"}],"collection":[{"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1787"}],"version-history":[{"count":1,"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=\/wp\/v2\/posts\/1787\/revisions"}],"predecessor-version":[{"id":1790,"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=\/wp\/v2\/posts\/1787\/revisions\/1790"}],"wp:attachment":[{"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1787"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1787"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.recologypower.com:9080\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1787"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}