hidden:Description and scope of the service: Difference between revisions

Revision as of 17:31, 31 May 2016

**BWDA Storage Classes**
Name	Max avg. access time	Storage technology	# of copies	Price TB/p.a.	Comment
Class 0	less than10 seconds	disk only	1	325 Euro	high available RAID6/E2EDI
Class 1 - Standard	less than 10 hours	tape only	2	122 Euro^*1	regular archive storage comparable to Microsoft Azure and Amazon AWS
Class 2 - Premium	less than 10 minutes	disk cache in front of tape	2	150 Euro^*2	disk buffer cache in front of tape large enough to hold a working set of the data to guarantee access times
Class 3 - Premium Plus	less than 10 hours	tape only	3	150 Euro^*2	super safe storage. targeting 20 nines. Third location outside computer centre.

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 ||Class 0||less than10 seconds||disk only||1||325 Euro||high available RAID6/E2EDI
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-||Class 1 - Standard||less than 10 hours||tape only||2||122 Euro *1||regular archive storage comparable to Microsoft Azure and Amazon AWS
+||Class 1 - Standard||less than 10 hours||tape only||2||122 Euro<sup>*1</sup> ||regular archive storage comparable to Microsoft Azure and Amazon AWS
 |-
-||Class 2 - Premium||less than 10 minutes||disk cache in front of tape||2||150 Euro *2||disk buffer cache in front of tape large enough to hold a working set of the data to guarantee access times
+||Class 2 - Premium||less than 10 minutes||disk cache in front of tape||2||150 Euro<sup>*2</sup> ||disk buffer cache in front of tape large enough to hold a working set of the data to guarantee access times
 |-
-||Class 3 - Premium Plus||less than 10 hours||tape only||3||150 Euro*2||super safe storage. targeting 20 nines. Third location outside computer centre.
+||Class 3 - Premium Plus||less than 10 hours||tape only||3||150 Euro<sup>*2</sup> ||super safe storage. targeting 20 nines. Third location outside computer centre.
 |-
 |}