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| Thank-you for your patience. | | Thank-you for your patience. |
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| | {{Message of the day item |
| | | title = Open OnDemand reboot |
| | | date = 2023/05/01 |
| | | message = |
| | On May 1, 2023, the ARC Open OnDemand node will be rebooted between 5PM and 6PM. Expected downtime will be approximately 15 minutes. |
| | |
| | If you encounter any system issues, do not hesitate to let us know. |
| | |
| | Thank you for your cooperation. |
| }} | | }} |
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ARC status:
Cluster operational
System is operational. No updates are planned.
See the ARC Cluster Status page for system notices.
|
System Messages
January System Updates - 2023/01/01
Beginning January 16, 2023, the ARC cluster will undergo operating system updates. We shall do our utmost to minimize disruption and allow ongoing jobs to be completed. New jobs may be temporarily held from scheduling.
The ARC login node will reboot on the morning of January 16. Please save your work and log out if possible.
The upgrade is planned to be fully complete by January 20.
If you encounter any system issues, do not hesitate to let us know.
Thank you for your cooperation.
************************************************************************
2023/01/01
--- January System Updates
Beginning January 16, 2023, the ARC cluster will undergo operating system updates. We shall do our utmost to minimize disruption and allow ongoing jobs to be completed. New jobs may be temporarily held from scheduling.
The ARC login node will reboot on the morning of January 16. Please save your work and log out if possible.
The upgrade is planned to be fully complete by January 20.
If you encounter any system issues, do not hesitate to let us know.
Thank you for your cooperation.
System Updates Completed - 2023/01/24
The upgrade has been completed. The following has been changed:
- OS Updated to Rocky Linux 8.7
- Slurm updated to 22.05.7
- Apptainer replaces Singularity
- Each job will have its own /tmp, /dev/shm, /run/user/$uid mounted
If you encounter any system issues, do not hesitate to let us know.
Thank you for your cooperation.
************************************************************************
2023/01/24
--- System Updates Completed
The upgrade has been completed. The following has been changed:
- OS Updated to Rocky Linux 8.7
- Slurm updated to 22.05.7
- Apptainer replaces Singularity
- Each job will have its own /tmp, /dev/shm, /run/user/$uid mounted
If you encounter any system issues, do not hesitate to let us know.
Thank you for your cooperation.
Filesystem Issues - 2023/02/28
We are currently investigating a filesystem issue that is causing filesystem slowdowns across ARC.
We will update you with more information as it becomes available.
Thank you for your patience.
************************************************************************
2023/02/28
--- Filesystem Issues
We are currently investigating a filesystem issue that is causing filesystem slowdowns across ARC.
We will update you with more information as it becomes available.
Thank you for your patience.
Filesystem Issues - 2023/03/1
We are still currently investigating a filesystem issue that is causing filesystem slowdowns across ARC. Some jobs on ARC have been paused to help us find the root cause of the slowdowns.
We will update you with more information as it becomes available.
Thank you for your patience.
************************************************************************
2023/03/1
--- Filesystem Issues
We are still currently investigating a filesystem issue that is causing filesystem slowdowns across ARC. Some jobs on ARC have been paused to help us find the root cause of the slowdowns.
We will update you with more information as it becomes available.
Thank you for your patience.
ARC Login node reboot - 2023/03/2
The ARC login node will be rebooted this afternoon for an emergency maintenance. This downtime is needed to help mitigate the filesystem slowdowns experienced on the login node. Jobs will continue running and scheduling during this time.
All logins to the ARC login node will be terminated at 3:00PM and will remain unavailable until 4:00PM.
We apologize for the inconvenience and thank you for your patience.
************************************************************************
2023/03/2
--- ARC Login node reboot
The ARC login node will be rebooted this afternoon for an emergency maintenance. This downtime is needed to help mitigate the filesystem slowdowns experienced on the login node. Jobs will continue running and scheduling during this time.
All logins to the ARC login node will be terminated at 3:00PM and will remain unavailable until 4:00PM.
We apologize for the inconvenience and thank you for your patience.
⚠️ Filesystem Issues - 2023/03/2
We are still currently investigating a filesystem issue that is causing filesystem slowdowns on specific nodes in our MSRDC location.
We will update you with more information as it becomes available.
We apologize for the inconvenience and thank you for your patience.
************************************************************************
2023/03/2
--- ⚠️ Filesystem Issues
We are still currently investigating a filesystem issue that is causing filesystem slowdowns on specific nodes in our MSRDC location.
We will update you with more information as it becomes available.
We apologize for the inconvenience and thank you for your patience.
Filesystem Issues Resolved - 2023/03/10
We have upgraded the filesystem routers in our MSRDC location to address the performance issues.
Please let us know if you experience any issues with the filesystem performance.
Thank-you for your patience.
************************************************************************
2023/03/10
--- Filesystem Issues Resolved
We have upgraded the filesystem routers in our MSRDC location to address the performance issues.
Please let us know if you experience any issues with the filesystem performance.
Thank-you for your patience.
Open OnDemand reboot - 2023/05/01
On May 1, 2023, the ARC Open OnDemand node will be rebooted between 5PM and 6PM. Expected downtime will be approximately 15 minutes.
If you encounter any system issues, do not hesitate to let us know.
Thank you for your cooperation.
************************************************************************
2023/05/01
--- Open OnDemand reboot
On May 1, 2023, the ARC Open OnDemand node will be rebooted between 5PM and 6PM. Expected downtime will be approximately 15 minutes.
If you encounter any system issues, do not hesitate to let us know.
Thank you for your cooperation.