Laugh When Disaster Strikes

Transcription

1 Laugh When Disaster Strikes Backup Methods & Procedures Washington University in St. Louis R. Scott Granneman R. Scott Granneman Last updated You are free to use this work, with certain restrictions. For full licensing information, please see the last slide/page. 1

2 Accessibility Security Cost 2

3 Why? 3

4 How much data can you afford to lose? 1 hour? 1 day? 1 week? 4

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11 Backing Up Data: Online 7

12 Amazon S3 8

13 Simple Storage Service Files can be public or private Automatic torrents: append?torrent to file s URL Amazon provides the service, not the software 9

14 Storage Starts at $0.125/GB 1 st TB/month Data Transfer! $0/GB in! Starts at $0/GB 1 st GB/month out! $0.12/GB up to 10 TB/month out Requests! $0.01/1000 PUT, COPY, POST, LIST! $0.01/10,000 GET! $0.00 DELETE 10

15 1,000,000,000,000 Number of Objects Stored at S3 800,000,000, ,000,000, ,000,000, ,000,000,000 0 Oct Jan Oct Mar Aug Mar June

16 Dropbox 12

17 The following video is old, but still shows the main features of Dropbox Dropbox is no longer in beta The URL is now 13

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24 128-bit SSL encryption during transport Data encryption using 256-bit AES New & changed files automatically uploaded 30 day archive 17

25 2 GB = free GB = $100/year GB = $200/year 18

26 Good for backup Great for collaboration & syncing 19

27 If you decide to sign up, please use this link I get 500 MB of free space! (& you get an extra 250 MB!) 20

28 Backblaze 21

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31 128-bit SSL encryption during transport Data encryption with AES New & changed files automatically uploaded Will not back up applications, ISOs, or Time Machine drives 30 day archive 23

32 On Macs, correctly backs up & restores file resource forks, types, creator, creation date, & modification date 24

33 Data recovery! Online download! Order data on DVD ($99)! Order data on external hard drive ($189 for 500 GB) 25

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35 2 GB = free Unlimited = $50/year 27

36 CrashPlan 28

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42 128-bit SSL encryption during transport Data encryption with 128-bit Blowfish 32

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44 1 PC/$54/year All PCs/$100/year Unlimited data 34

45 Others 35

46 Carbonite 36

47 SugarSync 37

48 Box.net 38

49 Wuala 39

50 Personally, I use Dropbox CrashPlan Amazon S3 40

51 Backing Up Data: Local 41

52 Time Machine 42

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55 Backup and Restore Center 45

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59 Cannot specify files or folders to be backed up or skipped 47

60 Backup Personal Files Backup System Files Complete PC Backup Automated Backup Home Basic Home Premium Business Enterprise Ultimate!!!!!!!!!!!!!!! 48

61 Backup 49

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66 CrashPlan 51

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68 Cloning 53

69 Carbon Copy Cloner 54

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74 Backup to local or network storage Backup to drives or images Scheduled backups $40 57

75 SuperDuper! 58

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81 Free! $28! Scheduled backups! Smart Update! Scripting 60

82 Ghost 61

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87 Backup & restore to local or network storage Ghost (home) $70 Ghost (corporate) $ licenses 64

88 Acronis True Image 65

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94 $50 for Home $83 for Workstation $853 for Server etc. 68

95 Clonezilla 69

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98 Free & open source 71

99 Filesystems! ext2! ext3! ReiserFS! XFS! JFS! FAT! NTFS! HFS+ 72

100 Data saved to:! Local storage! SSH server! Samba Server! NFS share 73

101 Clonezilla Live! Single machine backup & restore Clonezilla SE (Server Edition)! Massive deployment! Clone 40+ PCs simultaneously (5.6 GB image to 41 PCs in 10 minutes) 74

102 Others 75

103 FOG (Free Open-Source Ghost) 76

104 List_of_disk_cloning_software 77

105 Methods, Media, & Models 78

106 Media 79

107 No. 80

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109 No. 82

110 Yes! 83

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112 Models 85

113 Unstructured! Stack of disks or media! Minimal info about what was backed up, when! Easiest to implement! Least likely for recoverability 86

114 Full + Incremental! Full backup, followed by incremental backups! Restoration complicated: full backup + increments to given time! Very common method 87

115 Continuous! Every change logged & backed up! Bytes or blocks saved, not files 88

116 Final Thoughts 89

117 Backup locally & off-site 90

118 Backup locally & off-site 90

119 Backup locally & off-site 90

120 Backup locally & off-site 90

121 Backup locally & off-site 90

122 Automate automate automate 91

123 Open formats are better than closed, proprietary formats 92

124 Encrypt sensitive backups 93

125 Test your backup! 94

126 Thank you! Web: Publications: Blog: blog.granneman.com 95

127 Laugh When Disaster Strikes Backup Methods & Procedures Washington University in St. Louis R. Scott Granneman R. Scott Granneman Last updated You are free to use this work, with certain restrictions. For full licensing information, please see the last slide/page. 96

128 Licensing of this work This work is licensed under the Creative Commons Attribution-ShareAlike License. To view a copy of this license, visit or send a letter to Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA. In addition to the rights and restrictions common to all Creative Commons licenses, the Attribution-ShareAlike License features the following key conditions: Attribution. The licensor permits others to copy, distribute, display, and perform the work. In return, licensees must give the original author credit. Share Alike. The licensor permits others to distribute derivative works under a license identical to the one that governs the licensor s work. Questions? scott@granneman.com 97