Description and scope of the service: Difference between revisions
From Lsdf
Jump to navigationJump to search
(Created page with "The service for long time storage 'BWDA' offers the following storage classes: {| class="wikitable" |- ! Name !! Max AVG. Access Time !! Storage Location !! # of copies !! ph...") |
mNo edit summary |
||
| Line 14: | Line 14: | ||
|- |
|- |
||
|} |
|} |
||
COS definitions |
|||
* 0123 GridKa, 1 copy, size < ? GB |
|||
* 1102 GHI |
|||
* 1103 GHI |
|||
* 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) |
|||
Revision as of 10:30, 21 April 2016
The service for long time storage 'BWDA' offers the following storage classes:
| Name | Max AVG. Access Time | Storage Location | # of copies | physical separation | comment |
|---|---|---|---|---|---|
| Class 1 | <10 seconds | disk only | 1 | na | high available RAID6/E2EDI |
| 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 |
| Class 3 | <10 hours | tape only | 2 | 2 locations | regular archive storage comparable to azure, aws |
| Class 4 | <10 hours | tape only | 2 | 2 locations | super safe storage. targeting 20 nines. Second location with different technology |
COS definitions
- 0123 GridKa, 1 copy, size < ? GB
- 1102 GHI
- 1103 GHI
- 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)
