Understanding the bin, sbin, usr/bin , usr/sbin split

[Dave Cramer]

On Mon, Feb 6, 2012 at 7:08 PM, Christopher Browne <cbbrowne-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org> wrote:
> On Wed, Feb 1, 2012 at 1:21 PM, Lennart Sorensen
> <lsorense-1wCw9BSqJbv44Nm34jS7GywD8/FfD2ys at public.gmane.org> wrote:
>> On Wed, Feb 01, 2012 at 08:19:28AM -0500, James Knott wrote:
>>> I found this recently on Groklaw:
>>> http://lists.busybox.net/pipermail/busybox/2010-December/074114.html
>>
>> Well it is quite wrong.
>>
>> Linux didn't start using initrd/initramfs until much later in life,
>> and even then, they are optional, so they certainly do not mean that
>> the seperation of what is needed to mount filesystems from the normal
>> operation of the system is obsolete.
>>
>> So in all it is still a useful split.  Is /usr a good name for it?
>> Probably not.  No idea what a good name would be.
>
> The fact that initrd wasn't there in the beginning doesn't prevent it
> from indicating something that's effectively true today.  Yes, initrd
> is there to satisfy much the same things that /sbin used to be for.
>
> To a considerable extent, the split of /bin vs /usr/bin vs /sbin vs
> /usr/bin vs whatever else often doesn't matter anymore.
>
> After all, if all you use $PATH for is to type in one of
> (firefox|libreoffice|xterm), or hide such behind a menu system, the
> notion of even having $PATH is somewhat obsolete.


I thought some things are not included in a normal users path by
default whereas root gets everything ?


Dave Cramer
VP Software Development
Visible Assets Inc.
www.visibleassets.com
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