[olug] To RAID or not to RAID

Lou Duchez lou at paprikash.com
Mon Sep 22 18:51:48 CDT 2014


That's exactly how I did it for my system.  I made the initial backup 
locally, then drove it over to your mom's house.

Your mom is a very sweet kindly person and you are lucky to have her BTW.


> I may have 1 place I could keep a backup if I sweet talk my mom into
> allowing a PC to live in the basement at her place.  If I did the first
> backup locally, then the remote rsync would be fairly quick thereafter. . .
> On Sep 22, 2014 6:19 PM, "Lou Duchez" <lou at paprikash.com> wrote:
>
>> Any chance you've got a friend out there on the Internets who would let
>> you keep a drive at his place?  For my remote backups, I do a two-step
>> process:
>>
>> 1)    rsync is a great way to back data up across a network (including the
>> Ethernet), especially where only a little data changes from one backup
>> session to the next.  So let's say I use rsync to back up my data to
>> "/backups/current" on the remote system.  Which I then follow with step 2
>> ...
>>
>> 2)    /bin/cp -al /backups/current /backups/[date]
>>
>> What that does is create a dated backup directory, but thanks to the magic
>> of the "-l" flag, hard links (not symbolic links) to the files in
>> /backups/current are created.  That means I have a logical copy of
>> /backups/current that takes up almost no additional drive space because
>> it's pointing to the same files on the file system.  Now, if any of those
>> files in /backups/current is changed the next time I run rsync, the file in
>> /backups/current is unlinked first and a new file is created -- but the
>> link to the original in /backups/[date] is left completely untouched.
>>
>>
>>
>>   For the moment, the best I have is a fireproof safe to store the drives
>>> in.  This is upstairs in the closet, bolted to the wall and shelf, so
>>> barring a flood that doesn't cover the house, we're good, lol.
>>>
>>> As for the drive sled, its transparent to the OS and it doesn't use a
>>> caddy, the drive sits behind a door and just slides in.
>>>
>>> I've looked at online backup solutions but can't afford them at this time.
>>> On Sep 22, 2014 5:49 PM, "Kevin" <sharpestmarble at gmail.com> wrote:
>>>
>>>   For online backup, there's a lot of options. I have yet to choose one, so
>>>> when I do, I'll use Wikipedia's list[1] as a starting point. Then copy
>>>> the
>>>> table out to a spreadsheet app(whether Excel or LibreOffice Calc depends
>>>> on
>>>> whether I'm at home) and delete rows if they don't match something I
>>>> want.
>>>> Then delete the deciding column. You're then left with a bunch of
>>>> providers
>>>> whom you can research normally.
>>>>
>>>>
>>>> [1] https://en.wikipedia.org/wiki/Comparison_of_online_backup_services
>>>>
>>>> On Mon, Sep 22, 2014 at 5:05 PM, Obi-Wan <obiwan at jedi.com> wrote:
>>>>
>>>>   On 09/22/2014 04:17 PM, Christopher R. White wrote:
>>>>>   Now to replace the old tape drive with one of these and setup a backup
>>>>> job
>>>>> to run nightly -
>>>>>> http://www.newegg.com/Product/Product.aspx?Item=N82E16817998020&Tpk=
>>>>>> N82E16817998020
>>>>>> and maybe also a pair of 2 TB HDDs to go with it  ^_-
>>>>>>
>>>>>>   Is that hot-swap bay invisible to the OS, or does it impose another
>>>>> layer
>>>>> of software between the OS and your hard drive?
>>>>>
>>>>> The drawback of the latter type of hot-plug bays (and tape drives, too)
>>>>>
>>>> is
>>>>
>>>>> that you're out of luck if your house burns down or the computer get
>>>>> stolen.  Sure, you've still got your data, but you can't access any of
>>>>> it
>>>>> until you get another tape drive of hot-swap bay.  If your backups are
>>>>>
>>>> to a
>>>>
>>>>> USB enclosure, you can plug that into any computer you get your hands on
>>>>>
>>>> in
>>>>
>>>>> the event of an emergency.
>>>>>
>>>>>
>>>>> --
>>>>> *Ben "Obi-Wan" Hollingsworth* obiwan at jedi.com <mailto:obiwan at jedi.com>
>>>>> www.Jedi.com <http://www.jedi.com>
>>>>> The stuff of earth competes for the allegiance I owe only to the
>>>>> Giver of all good things, so if I stand, let me stand on the
>>>>> promise that You will pull me through. /-- Rich Mullins/
>>>>>
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