Cluster Status
 This page is maintained manually. It gets updated as soon as we learn new information.
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Clusters
| Cluster | Status | Planned Outage | Notes |
|---|---|---|---|
| Argo | Online | - | |
| Siku | Online | - | |
| Placentia | Online | - | Restricted since March 2019 |
For national clusters (Arbutus, Fir, Narval, Nibi, Rorqual, Trillium) see status.alliancecan.ca
Services
| Service | Status | Planned Outage | Notes |
|---|---|---|---|
| Globus at Argo | Online | - | |
| Globus at Siku | Online | - | Academic users only |
| Account creation | Manual | No outages | Write support |
| PGI and Intel licenses | Online | No outages |
- Legend:
| Online | cluster is up and running |
| Offline | all users cannot login or submit jobs, or service is not working |
| Online | some users can login and/or there are problems affecting your work |
Outage schedule
Jobs will not be scheduled with a run time (--time=) that extends into the beginning of a planned outage period. This is so the job will not be terminated prematurely when the system goes down.
- There are currently no planned outages.
Siku
2026
- Due to power fluctuations caused by a winter-storm, several compute nodes have been rebooted Tuesday night at about 10pm NST (01h30 UTC). Some jobs may have failed with status NODE_FAIL.
- Tuesday, Feb 3, 10h00 NST
For older outages see: Previous outages
Argo
2026
- Thursday, January 29th, 2026 starting at 12h00 NST (15h30UTC) Argo will undergo some maintenance, which requires shutting down compute nodes and storage.
We expect this outage to be completed by mid-day on Friday, Jan 30.
- NOTE: This outage has been postponed from Mon, Jan 26 to Thu, Jan 29 at noon.
- UPDATE Thu Jan 29, 17h45 NST: The maintenance was completed successfully and most nodes are back in service. We will bring the remaining nodes online over the next few days.
For older outages see: Previous outages
Placentia
- Placentia was retired from general service as of 2019 Mar 31. A reduced number of compute nodes remain in service, with access restricted to MUN users who have made suitable arrangements. Contact support@ace-net.ca if you believe you should have access.
Nefelibata
- Nefelibata has been retired from service
- 2025-10-01