9.0 install and journaling

[CyberLeo Kitsana]

On 12/13/2011 10:54 AM, Devin Teske wrote:
> We're seeing in 8.1-RELEASE that "nodev" is an invalid option for NFS mounts
> that causes your system to boot into single-user mode. Is this still the case in
> 9.0-RC2/3 or has the option been re-added? "nodev" was a valid option in
> 4.11-RELEASE, not sure why it was removed (and/or made invalid).

Since the advent of devfs, device nodes no longer function anywhere
other than a devfs-backed filesystem; so 'nodev' is, in a sense, the
default. Try it yourself:

----8<----
amani# dd if=/dev/zero count=1 | hd
1+0 records in
1+0 records out
512 bytes transferred in 0.000046 secs (11126858 bytes/sec)
00000000  00 00 00 00 00 00 00 00  00 00 00 00 00 00 00 00
|................|
*
00000200
amani# mknod zero c 0 26
amani# dd if=./zero count=1 | hd
dd: ./zero: Inappropriate ioctl for device
amani#
----8<----

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