Description and scope of the service: Difference between revisions
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|+ '''BWDA Storage Classes''' |
|+ '''BWDA Storage Classes''' |
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! width="150"|Name !! width="100"|Max avg. access time !! Storage Location !! width="50"| # of copies |
! width="150"|Name !! width="100"|Max avg. access time !! Storage Location !! width="50"| # of copies !! comment |
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||Class 0||<10 seconds||disk only||1||na||high available RAID6/E2EDI |
||Class 0||<10 seconds||disk only||1||na||high available RAID6/E2EDI |
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||Class 1 - Standard||<10 minutes||disk cache in front of tape||1 |
||Class 1 - Standard||<10 minutes||disk cache in front of tape||1||disk buffer cache in front of tape large enough to hold a working set of the data to guarantee access times |
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||Class 2 - Premium||<10 hours||tape only||2 |
||Class 2 - Premium||<10 hours||tape only||2||regular archive storage comparable to azure, aws |
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||Class 3 - Premium Plus||<10 hours||tape only||3 |
||Class 3 - Premium Plus||<10 hours||tape only||3||super safe storage. targeting 20 nines. Third location outside computer centre. |
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Revision as of 19:45, 30 May 2016
Name | Max avg. access time | Storage Location | # of copies | comment | |
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Class 0 | <10 seconds | disk only | 1 | na | high available RAID6/E2EDI |
Class 1 - Standard | <10 minutes | disk cache in front of tape | 1 | disk buffer cache in front of tape large enough to hold a working set of the data to guarantee access times | |
Class 2 - Premium | <10 hours | tape only | 2 | regular archive storage comparable to azure, aws | |
Class 3 - Premium Plus | <10 hours | tape only | 3 | super safe storage. targeting 20 nines. Third location outside computer centre. |
# | Name | Sizing |
---|---|---|
1 | default | no resources |
0123 | GridKa | 1 copy, size < ? GB |
1102 | GHI | managed |
1103 | GHI | data |
1104 | GHI | Metadata |
1205 | Medium | 2 copies, size < 500 GB (physical < 640 GB) |
1204 | Large | 2 copies, size < 2000 GB (physical < 8000 GB) |
1206 | BioQuant | 2 copies, size < 10 GB (physical < 12 GB) |
1302 | Unknown | |
1303 |