Recover from scenarios such as these because your data won't just exist on the RAID system. However, if certain hardware fails data can be lost and in some cases total data loss can occur! Hence, a proper backup strategy can help you For instance a RAID system will happily copy corrupt files or data with mistakes in it and it will happily do this across two or Loss due to a disk failure and has better availability (as it can stay in service while a disk Sensitive you also need to consider encryption options. Knocked out a high profile cloud storage/backup system for many hours)? Do you trust theĬloud company to keep your data safe/private (in June 2012 Dropbox allowed anyone to login to any account for four hours)? If your data is Internet connection at all) at your secure location after a disaster? Will the cloud be online when you need it ( storms in the USA during June 2012 ISP data caps you are subject to plus will you have a fast enough internet connection (or any It's great for small amounts ofĭata but large amounts will impact your ability to restore quickly and may also conflict with any weekly, monthly, quarterly and/or yearly.Ī good way to think of this is the 3-2-1 system:ģ different copies of all your data (the data on your computer + the online/near-line backups + the offline backup)Ģ should be onsite (the data on your computer + the online/near-line backups)Ĭloud backups are an amalgamation of near-line and offline backups. This canĪlso be integrated with your "archiving strategy" where you should make full archive sets of data onĪ regular schedule e.g. Offline backup - a system that copies data to media that is then stored offsite.an automated system that copies all your date/clones your system disk nightly.
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