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The table below gives an indication of disruptions to the MARS and ECFS service foreseen as part of the DHS-Move.
| Event | Date | Duration | Impact |
|---|---|---|---|
| Dry-run 1 | September 2021, TBC | 12 hours | degraded access to non-essential data |
| Dry-run 2 | September 2021, TBC | 24 hours | degraded access to non-essential data |
| ... | ... | ||
| Final dry-run | October 2021, TBC | 5-7 days | degraded access to non-essential data |
| DHS-Move | November 2021, TBC | 28 days | degraded access to non-essential data, with data becoming gradually available again during the move |
Summary of impact by user group
| User group | Impact |
|---|---|
| Member State User (fully registered computer user) | mars-client/WebAPI/ECFS - limited to essential data |
| Web User (registered by MS) | WebAPI - limited to essential data |
| Commercial and research user (maxch*, comarc*, resarc*, nm*) | WebAPI - No access to historical operational data and IFS research experiments |
| Public users | WebAPI - No access to public datasets (TIGGE/S2S, etc.) |
| Note |
|---|
Commercial users (comarc_*) with a valid licence during the outage will have the equivalent length of the outage added to their existing contract length. Users may also opt to terminate their licence with 4 weeks notice. |
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During dry-runs and the DHS move access to data archived in ECFS which has not been identified as essential is will not expected to be available. However, archiving into ECFS should not be affected by the DHS migration.
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