Critical service list
Specification of Impact and Criticality of services for LHCb, as discussed and made generic over all VOs. For any more information please see the MB presentation in March '12
Impact definition in terms of services
| Level | Definition |
|---|---|
| 10 | Most ops services stop |
| 9 | Some ops services stop |
| 8 | One ops service stops |
| 7 | Most ops services disrupted |
| 6 | Some ops services disrupted |
| 5 | One Ops service disrupted |
| 4 | Some "support" services stop |
| 3 | One "support" service stops |
| 2 | Some "support" services disrupted |
| 1 | One "support" service disrupted |
Impact definition in terms of VO
| Level | Definition |
|---|---|
| 10 | Whole VO affected |
| 8 | users affected > 50 % |
| 5 | 10 % < users affected <= 50 % |
| 3 | users affected <= 10 % |
| 1 | A single user affected |
Criticality definition
i.e. time after the incident when the "full" impact is reached| Level | Time (hours) |
|---|---|
| 10 | 0 |
| 9 | 0.5 |
| 8 | 1 |
| 7 | 2 |
| 6 | 4 |
| 5 | 6 |
| 4 | 12 |
| 3 | 24 |
| 2 | 48 |
| 1 | 72 |
LHCb Services Classification
| Service | Criticality | Impact |
|---|---|---|
| Px -> Computer Centre network | 2 | 10 |
| WLCG network (LHCOPN, GPN) | 7 | 10 |
| CERN Oracle online | 10 | 10 |
| CERN Oracle Tier-0 (including streaming) | 3 | 10 |
| Frontier front-end and Squid | NA | NA |
| CASTOR tape | 2 | 8 |
| CASTOR disk | 6 | 8 |
| EOS | NA | NA |
| Batch Service | 5 | 6 |
| CE | 5 | 6 |
| LFC | 9 | 10 |
| FTS | 5 | 9 |
| VOM(R)S | 8 | 10 |
| BDII | 3 | 1 |
| MyProxy | 4 | 10 |
| gLite WMS | 4 | 6 |
| CVMFS Stratum 0 | 6 | 6 |
| CVMFS Stratum 1 | 1 | 5 |
| Dashboard | 1 | 1 |
| SAM | 4 | 2 |
| VOBOXes | 9 | 10 |
| AFS | 8 | 10 |
| CAF | 1 | 1 |
| CVS/SVN | 6 | 6 |
| Twiki | 6 | 6 |
| Mail and Web service | 9 | 10 |
| Hypernews | NA | NA |
| Indico | 8 | 9 |
| Savannah / Jira / Trac | 3 | 6 |
Topic revision: r4 - 2012-04-30 - StefanRoiser
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