Difference between revisions of "Description and scope of the service"
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− | The service for long time storage 'BWDA' offers the following storage classes: |
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+ | |+ '''BWDA Storage Classes''' |
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+ | ! width="140"|Name !! width="130"|Max avg. access time !! width="150"|Storage technology !! width="50"| # of copies !! Price || Comment |
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+ | |- |
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+ | ||Class 0||less than10 seconds||disk only||1||tbd||high available RAID6/E2EDI |
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+ | |- |
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+ | ||Class 1 - Standard||less than 10 hours||tape only||2||tbd||regular archive storage comparable to Microsoft Azure and Amazon AWS |
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+ | |- |
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+ | ||Class 2 - Premium||less than 10 minutes||disk cache in front of tape||2||tbd||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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+ | |- |
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+ | ||Class 3 - Premium Plus||less than 10 hours||tape only||3||tbd||super safe storage. targeting 20 nines. Third location outside computer centre. |
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+ | |- |
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+ | |} |
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{| class="wikitable" style="background:#EEEEAA;" |
{| class="wikitable" style="background:#EEEEAA;" |
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+ | |+ '''COS definitions''' |
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+ | ! width="50"|# !! width="100"|Name !! Sizing |
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+ | |1||default||no resources |
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− | ! width="50"|Name !! width="100"|Max avg. access time !! Storage Location !! width="50"| # of copies !! width="75"|physical separation !! comment |
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+ | |0123||GridKa||1 copy, size < ? GB |
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− | ||Class 1||<10 seconds||disk only||1||na||high available RAID6/E2EDI |
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+ | |- |
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+ | |1102||GHI||managed |
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+ | |1103||GHI||data |
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− | ||Class 2||<10 minutes||disk cache in front of tape||1||na||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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+ | |1104||GHI||Metadata |
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− | ||Class 3||<10 hours||tape only||2||2 locations|style="background:green"|regular archive storage comparable to azure, aws |
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+ | |1205||Medium||2 copies, size < 500 GB (physical < 640 GB) |
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− | ||Class 4||<10 hours||tape only||2||2 locations||super safe storage. targeting 20 nines. Second location with different technology |
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+ | |1204||Large||2 copies, size < 2000 GB (physical < 8000 GB) |
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+ | |- |
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+ | |1206||BioQuant||2 copies, size < 10 GB (physical < 12 GB) |
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+ | |- |
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+ | |1302||Unknown|| |
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+ | |- |
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+ | |1303|||| |
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− | COS definitions |
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− | * 1 default (no resources) |
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− | * 0123 GridKa, 1 copy, size < ? GB |
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− | * 1102 GHI |
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− | * 1103 GHI |
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− | * 1104 GHI Metadata |
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− | * 1205 Medium, 2 Copies, Size < 500 GB (Physical < 640 GB) |
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− | * 1204 Large, 2 Copies, Size < 2000 GB (Physical < 8000 GB) |
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− | * 1206 BioQuant, 2 copies, size < 10 GB (physical < 12 GB) |
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− | * 1302 Unknown |
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− | * 1303 |
Latest revision as of 09:52, 10 August 2016
Name | Max avg. access time | Storage technology | # of copies | Price | Comment |
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Class 0 | less than10 seconds | disk only | 1 | tbd | high available RAID6/E2EDI |
Class 1 - Standard | less than 10 hours | tape only | 2 | tbd | regular archive storage comparable to Microsoft Azure and Amazon AWS |
Class 2 - Premium | less than 10 minutes | disk cache in front of tape | 2 | tbd | 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 | tbd | super safe storage. targeting 20 nines. Third location outside computer centre. |
# | Name | Sizing |
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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 |