Public service announcement: NFSv4 doesn’t work with Linux nfsroot

It just doesn’t work. Nothing in the documentation hints at this, but it’ll save you a lot of time to know it doesn’t work. You have to use NFSv3 for nfsroot.

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libtool/kernel explosion

The following pair of commands will hang your Fedora 13/14/15 system solid. Be warned.

$ truncate -s 16G bigfile
$ libtool --mode=execute /bin/ls bigfile 

Bug: https://bugzilla.redhat.com/show_bug.cgi?id=636045