Re: best practice for lvm?
On Thu, Jun 04, 2009 at 07:07:58AM +0100, Bhasker C V wrote:
> On Wed, 3 Jun 2009, Zhengquan Zhang wrote:
>
>> On Thu, Jun 04, 2009 at 08:23:05AM +1000, Alex Samad wrote:
>>> On Wed, Jun 03, 2009 at 01:46:27PM -0500, Boyd Stephen Smith Jr. wrote:
>>>> In <[🔎] 20090603174408.GA25275@m364d1.ece.northwestern.edu>, Zhengquan Zhang
>>>> wrote:
>>>>> Can I say the best practice for lvm is to create a single partition for
>>>>> the harddrive and single PV on it
>>>
>>> [snip]
>>>
>>>> You definitely want separate LVs for any partition (non-system) users can
>>>> write to, to avoid running out of space on your / partition. I usually go
>>>> overboard and have separate partitions for:
>>>> /boot # If / is on LVM; not LV
>>>
>>> I would suggest to never put / or /boot on a lvm partition and at most
>>> to put it on a raid1 set. Why incase something goes wrong, raid1 i much
>>> easier to dissect then lvm (and especially lvm on raid)
>>
>> Does that mean, lvm on raid is easier to dissect than lvm alone?
> Be it RAID or not. The easy and best-near-resurrection method
> would be to somehow backup the /etc/lvm periodically. This will help
> you to restore the LVM VGs and LVs safely.
I already do daily backup of /etc, etc..
Thanks for pointing out the importance of this though, I never thought
/etc/lvm is that useful.
Zhengquan
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