| Outage start | Wednesday, December 07, 2022 6:30 a.m. |
| Expected end | Wednesday, December 07, 2022 10:20 a.m. |
Resolved: Authentication for CHI@TACC has been resolved.
Starting at approximately 6:30 AM Central Time CHI@TACC has been experiencing an outage relating to authenticaion of the web interface. CLI access is not affected. Staff are working to resolve the issue.
| Outage start | Wednesday, November 16, 2022 10:40 a.m. |
| Expected end | Wednesday, November 30, 2022 10:30 a.m. |
We are observing intermittent timeouts accessing the dashboard and launching instances on KVM@TACC.
This appears to be linked to higher than expected load on a database node, we are investigating solutions.
Running instances should not be affected.
| Outage start | Wednesday, November 16, 2022 3:15 p.m. |
| Expected end | Wednesday, November 16, 2022 6:08 p.m. |
Starting at approximately 3:15pm Central, KVM@TACC has been unavailable. Staff is working to restore access.
| Outage start | Wednesday, November 09, 2022 3:03 p.m. |
| Expected end | Wednesday, November 09, 2022 10 p.m. |
10pm CT: This is now resolved.
Due to a disk failure, we need to restart the management node running CHI@UC.
| Outage start | Monday, December 05, 2022 9 a.m. |
| Expected end | Monday, December 05, 2022 10 a.m. |
We will be bringing down our authentication system for about an hour at 9 AM CT on December 5th for scheduled maintenance. If there are any conflicts with your deadlines, please contact us immediately.
| Outage start | Thursday, October 27, 2022 8 a.m. |
| Expected end | Thursday, October 27, 2022 9:35 a.m. |
UPDATE: Services are now working as expected. Please contact the help desk if you encounter any issues.
Requests to CHI@UC are not working. Running experiments should be unaffected.
| Outage start | Thursday, October 20, 2022 10 a.m. |
| Expected end | Thursday, October 20, 2022 10:50 a.m. |
Due to an issue with SSL certificate generation, CHI@TACC was unavailable between 10:00am and 10:50am Central Time. Running instances were not affected.
| Outage start | Wednesday, October 12, 2022 3 p.m. |
| Expected end | Thursday, October 13, 2022 5:32 p.m. |
Nodes at UC are currently failing to provision due to an issue communicating with the switches’ control plane, staff are investigating.
| Outage start | Wednesday, September 28, 2022 1 p.m. |
| Expected end | Monday, October 17, 2022 7:49 a.m. |
Resolved: The failed switch has been replaced, and nodes are once again available.
Due to hardware issues with a swtich, The Skylake compute nodes for CHI@TACC are currently unavailable. Staff are working to restore connectivity for these nodes.
| Outage start | Monday, September 26, 2022 11 a.m. |
| Expected end | Monday, September 26, 2022 12 p.m. |
The TACC site and our authentication system will be down for scheduled maintenance for an hour on September 26th.