Alan McKinnon wrote:
> On 28/09/2013 00:57, Dale wrote:
>> Bruce Hill wrote:
>>> On Fri, Sep 27, 2013 at 05:33:02PM -0500, Dale wrote:
>>>> I'm hoping that since I use eudev, I don't have to worry about this.
>>>> If I do, this could get interesting, again. Dale 
>>> Do you have /usr separate from / ?
>> Yep.  From my understanding tho, eudev is not supposed to be affected by
>> this problem tho. 
>>
>> One reason for this being seperate, I have / and /boot on a regular
>> partition and everything else on LVM.  Sometimes that /usr gets a bit
>> full.  It's not so bad after I moved all the portage stuff out and put
>> it in /var.  Now I have to watch /var too.  lol 
>
> Ask yourself this question:
>
> Why do you have /usr separate?
>
> No really, *why exactly*?
>
> One of the very first things you do with /usr at boot time is mount it,
> and from then on you use it exactly as if it were always on / anyway.
> I'll bet that since you moved all of portage out, your mount options and
> fs configs are the same between the two anyway. So what exactly does a
> separate /usr get you on a stabd-alone workstation buy you? I've been
> looking at this for ages and conclude it buys me nothing but pain. They
> don't even change much if /home and /var are elsewhere, so guage your
> size right (easy to do) and never need look at it again.
>
> Separate /usr for the most part is an ancient artifact from decades ago.
> It's useful in edge cases but not in the general case with modern
> hardware. So why do people do it? I reckon it's inertia and nothign
> more. Which is kinda silly as inertia ignores everythign else in the
> environment that is changing around you (and *that* is a given).
>
> So unless you have something exotic like /usr mounted off a central
> server, or want / on LVM (and your grub doesn't support lvm), you are
> going to need an initramfs anyway to get around the circular bootstrap
> problem.
>
> I say people should make their lives easier and just stick /usr on the
> same volume as / and be done with it. It removes a whole lot of painful
> scenarios that are going to keep on biting you as the rest of the world
> moves on and progresses
>

I answered that question already.  I have / and /boot on regular
partitions and EVERYTHING else on LVM.  That includes /home, /usr and
/var. 

/dev/sda6 on / type ext4 (rw,commit=0)
/dev/sda1 on /boot type ext2 (rw)
/dev/mapper/OS-usr on /usr type ext4 (rw,commit=0)
/dev/mapper/OS-var on /var type ext4 (rw,commit=0)
/dev/mapper/home-home on /home type ext4 (rw,commit=0)
/dev/mapper/backup-backup on /backup type ext4 (rw,commit=0)

I also have the backup partition but that is only needed when I make
one.  At any rate. I don't have some exotic hardware like a bluetooth
keyboard and other such needless stuff. 

As someone else posted, some folks have different mount options for /usr
that they do for others partitions.  For me, I just want to keep it
seperate so that I can adjust things with LVM if I need to.  Something I
have done a couple times I might add just since I started using LVM a
few years ago.

Dale

:-)  :-)

-- 
I am only responsible for what I said ... Not for what you understood or how 
you interpreted my words!


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