why ubuntu LTS installs all in a single partition?

[Tom H]

On Fri, Aug 2, 2013 at 2:11 PM, Mauro Sanna <mrsanna1 at gmail.com> wrote:
> On 2 August 2013 17:11, Colin Watson <cjwatson at ubuntu.com> wrote:
>> On Fri, Aug 02, 2013 at 02:22:48PM +0200, Mauro Sanna wrote:
>>>
>>> Yes I know it is comfortable to have only a single partition but I knew
>>> that partitions are made for greater security.
>>
>> This is a myth. If you need security against users filling your
>> partitions, use quotas.
>
> And if I need protection against faulty applications that fill the var/log?
> I I use only one partition those app logs fill all the disk and inhibit
> server functionality.
>
> Instead if I keep /var or /var/log in a separate partion I don't have this
> risk.

Do RHEL's anaconda or Debian's d-i not default to a single partition?
(Actually anaconda might default to a standalone "/boot".)

It's up to every administrator to decide whether to use the default or
split off "/var" or whatever.