backups are the bomb!
TRANSCRIPT
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Backups are the BOMB!
Jochen Wolters @jochenWolters
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got backup?
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17 Sep. 2012 2:40 pm
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“… WW II bomb … backyard … store … will call you back!”
— Mom
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½ h – 144 h
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100 %
all files backed up
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17 Sep. 2012 11:06 pm
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boom.
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Photo by Thomas Sartingen. Used with kind permission.
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Photo by Thomas Sartingen. Used with kind permission.Photo by Thomas Sartingen. Used with kind permission.
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Photo by Thomas Sartingen. Used with kind permission.
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Images from Flickr: 111 emergency, Ian Roland, Danny McL, Liam Higgins, turtlemom4bacon, Sebastian Hillig
Kids and Pets
TheftCatastrophe
System Failure PEBMAC
Loss
one fine day, you will lose data
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let’s talk about backups
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All of my files are …
… regularly copied to …
… reliable storage.
forgot the balance sheets
every once in a while
old drive will die in a week
All of my files are …
… regularly copied to …
… reliable storage.
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all “backups” arenot created equal
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A RealBackupA Backup
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A RealBackupA Real Backup
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A Real Backup is an…
automatically managed set of redundant copies of your complete data stored in multiple, off-site locations.
:
completeoff-site
automaticredundant
A Real Backup is
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A Real Backup is
completeoff-site
automaticredundant
:
■■■■
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manual copying
automatic • redundant • complete • off-site
let the software do the work
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single copy
automatic • redundant • complete • off-site
make multiple copies
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hand-picked
automatic • redundant • complete • off-site
back up everything
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single location
automatic • redundant • complete • off-site
Home
$
Bank Office
Online
Home
store data in off-site locations
&
&&
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!real
got backup?
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File ArchiveDisk Clone vs.
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File ArchiveDisk Clone
“mirrors” entire disk copies individual files
overwriteschanged files
stores additional copiesof changed files
containsone snapshotof each file
containsmultiple versionsof each file
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File ArchiveDisk Clone &
single snapshot multiple versions of entire disk of each file
overwrites file history retains file history instant access delayed access fast(er) full restore slow(er) full restore bootable not bootable back to work in minutes complete restore may take hours
…make great companions.
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File ArchiveDisk Clone
literally everything all user files hard disk hard disk, server, cloud multi-I/O strongly advised multi-I/O nice-to-have check partitioning for boot support partitioning scheme irrelevant
cable cable, (w-)lan, internet ≥ 1 × source capacity ≥ 2½ × source capacity ideally 1½ × source capacity ideally unlimited
very fast slow(ish) over network use disk seeding for initial backup
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File ArchiveDisk Clone
Shirt Pocket “SuperDuper!”
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File ArchiveDisk Clone
Shirt Pocket “SuperDuper!”
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File ArchiveDisk Clone
Code42 “CrashPlan”
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File ArchiveDisk Clone
Code42 “CrashPlan”
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File ArchiveDisk Clone
Code42 “CrashPlan”
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planned:automatic clone and file archive
automaticfile archive
manual clone on portable HD
manual clone on desktop HD
stored in bank vault (one of two)
stored with laptop
Jochen’s backup setup
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pick a strategy for yourself
how valuable is your data? is your data “recreatable?” how much downtime can you afford?
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oh, and one more thing…
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test your backups!test
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Disk Clones → boot computer from clone launch some applications open some files
File Archives → restore some files & apps launch restored apps
open restored files
test your backups!
¹ to new locations —do not overwrite the originals!
¹
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now go forth and back up your stuff!
understand the fundamentals choose a strategy and implement it keep an eye on your backup system rotate media off-site test your backups
enjoy����������� ������������������ the����������� ������������������ Peace����������� ������������������ of����������� ������������������ Mind!
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Backups are the BOMB!
Jochen Wolters @jochenWolters
Thank you for your kind attention!Slides: slideshare.com/jochen_wolters/