The tables below are updated every few minutes to show the current status of our supercomputing, data analysis, visualization resources, and other specialized nodes and systems. If the tables indicate a system is unavailable, check your email for timely updates via our Notifier service. Scheduled maintenance downtimes are announced in advance in the Daily Bulletin as well as in Notifier emails.
Last updated: 2:55 am MDT Sun Sep 20 2026 Up to date
| Login Node | Status | Users | Load |
|---|---|---|---|
| derecho1 | UP | 35 | 2.80 % |
| derecho2 | UP | 42 | 11.83 % |
| derecho3 | UP | 45 | 8.65 % |
| derecho4 | UP | 42 | 15.68 % |
| derecho5 | UP | 41 | 9.62 % |
| derecho6 | UP | 50 | 3.41 % |
| derecho7 | UP | 48 | 11.20 % |
| derecho8 | UP | 0 | 0.16 % |
| CPU Nodes | |||
| Offline | 12 ( 0.5 %) | ||
| Running Jobs | 2470 ( 99.3 %) | ||
| Free | 6 ( 0.2 %) | ||
| GPU Nodes | |||
| Offline | 2 ( 2.4 %) | ||
| Running Jobs | 78 ( 95.1 %) | ||
| Free | 2 ( 2.4 %) | ||
| Updated 2:55 am MDT Sun Sep 20 2026 | |||
Last updated: 2:55 am MDT Sun Sep 20 2026 Up to date
| Queue | Jobs Running | Jobs Queued | Jobs Held | Nodes Used | Users |
|---|---|---|---|---|---|
| cpu | 225 | 1537 | 581 | 2463 | - |
| gpu | 25 | 8 | 19 | 77 | - |
| system | 0 | 0 | 0 | 0 | - |
| hybrid | 0 | 0 | 0 | 0 | - |
| pcpu | 0 | 0 | 0 | 0 | - |
| pgpu | 0 | 1 | 0 | 1 | - |
| gpudev | 2 | 0 | 1 | 2 | - |
| cpudev | 15 | 5 | 79 | 22 | - |
| repair | 0 | 0 | 0 | 0 | - |
| S6026601 | 0 | 0 | 0 | 0 | - |
| S7349323 | 0 | 0 | 0 | 0 | - |
| R7401759 | 0 | 0 | 0 | 0 | - |
| R7401760 | 0 | 0 | 0 | 0 | - |
| R7401895 | 0 | 0 | 0 | 0 | - |
| R7401897 | 0 | 0 | 0 | 0 | - |
| R7401898 | 0 | 0 | 0 | 0 | - |
| R7402889 | 0 | 0 | 0 | 0 | - |
| R7402892 | 0 | 0 | 0 | 0 | - |
| R7402928 | 0 | 0 | 0 | 0 | - |
| Updated 2:55 am MDT Sun Sep 20 2026 | |||||
Last updated: 2:55 am MDT Sun Sep 20 2026 Up to date
| Login Node | Status | Users | Load |
|---|---|---|---|
| crlogin1 | UP | 43 | 23.6 % |
| crlogin2 | UP | 45 | 35.2 % |
| crlogin3 | UP | 41 | 28.7 % |
|
HTC Nodes 755 of 5812 CPUs in use ( 13.0 %) | |||
| Partially Allocated | 20 ( 16.9 %) | ||
| Free | 98 ( 83.1 %) | ||
| Large Memory Nodes | |||
| Partially Allocated | 1 ( 12.5 %) | ||
| Free | 7 ( 87.5 %) | ||
|
GP100 Visualization Nodes 0 of 54 GPU sessions in use ( 0.0 %) | |||
| Free | 9 (100.0 %) | ||
|
L40 Visualization Nodes 0 of 42 GPU sessions in use ( 0.0 %) | |||
| Free | 6 (100.0 %) | ||
|
V100 GPU Nodes 10 of 52 GPUs in use ( 19.2 %) | |||
| Partially Allocated | 2 ( 25.0 %) | ||
| Fully Allocated | 1 ( 12.5 %) | ||
| Offline | 1 ( 12.5 %) | ||
| Free | 4 ( 50.0 %) | ||
|
A100 GPU Nodes 31 of 32 GPUs in use ( 96.9 %) | |||
| Partially Allocated | 8 (100.0 %) | ||
|
H100 GPU Nodes 8 of 8 GPUs in use (100.0 %) | |||
| Partially Allocated | 1 ( 50.0 %) | ||
| Fully Allocated | 1 ( 50.0 %) | ||
| RDA Nodes | |||
| Partially Allocated | 2 ( 25.0 %) | ||
| Free | 6 ( 75.0 %) | ||
| JupyterHub Login Nodes | |||
| Partially Allocated | 4 ( 25.0 %) | ||
| Reserved | 1 ( 6.2 %) | ||
| Fully Allocated | 11 ( 68.8 %) | ||
| Updated 2:55 am MDT Sun Sep 20 2026 | |||
Last updated: 2:55 am MDT Sun Sep 20 2026 Up to date
| Queue | Jobs Running | Jobs Queued | Jobs Held | CPUs Used | Users |
|---|---|---|---|---|---|
| htc | 56 | 0 | 21 | 755 | - |
| vis | 0 | 0 | 2 | 0 | - |
| largemem | 1 | 0 | 0 | 1 | - |
| jhublogin | 257 | 2 | 0 | 508 | - |
| system | 0 | 0 | 0 | 0 | - |
| gdex | 67 | 0 | 0 | 108 | - |
| nvgpu | 39 | 14 | 17 | 424 | - |
| amdgpu | 1 | 0 | 0 | 16 | - |
| M5559887 | 0 | 0 | 0 | 0 | - |
| Updated 2:55 am MDT Sun Sep 20 2026 | |||||
Last updated: 2:55 am MDT Sun Sep 20 2026 Up to date
| V100 Node | State | # GPUs | # Used | # Avail |
|---|---|---|---|---|
| casper30 | free | 8 | 0 | 8 |
| casper31 | full | 8 | 8 | 0 |
| casper24 | free | 8 | 0 | 8 |
| casper28 | free | 8 | 0 | 8 |
| casper36 | free | 4 | 1 | 3 |
| casper08 | free | 8 | 0 | 8 |
| casper29 | down | 4 | 0 | 4 |
| casper25 | free | 4 | 1 | 3 |
| Updated 2:55 am MDT Sun Sep 20 2026 | ||||
| A100 Node | State | # GPUs | # Used | # Avail |
|---|---|---|---|---|
| casper38 | full | 4 | 4 | 0 |
| casper42 | full | 4 | 4 | 0 |
| casper37 | full | 4 | 4 | 0 |
| casper39 | full | 4 | 4 | 0 |
| casper40 | full | 4 | 4 | 0 |
| casper43 | full | 4 | 4 | 0 |
| casper41 | full | 4 | 4 | 0 |
| casper44 | free | 4 | 3 | 1 |
| Updated 2:55 am MDT Sun Sep 20 2026 | ||||
| H100 Node | State | # GPUs | # Used | # Avail |
|---|---|---|---|---|
| casper57 | full | 4 | 4 | 0 |
| casper58 | full | 4 | 4 | 0 |
| Updated 2:55 am MDT Sun Sep 20 2026 | ||||
Individual files are removed from the /glade/scratch space automatically if they have not been accessed (for example: modified, read, or copied) in more than 120 days.
Last updated: 2:00 am MDT Sun Sep 20 2026 Up to date
| File Space | TiB Used | TiB Capacity | % Used |
|---|---|---|---|
| /glade/u/home | 120 | 150 | 80% |
| /glade/u/apps | 3 | 10 | 28% |
| /glade/work | 1,737 | 4,096 | 43% |
| /glade/derecho/scratch | 38,383 | 55,814 | 70% |
| /glade/campaign | 120,622 | 153,625 | 79% |
| Updated 2:00 am MDT Sun Sep 20 2026 | |||
This material is based upon work supported by the National Center for Atmospheric Research, a major facility sponsored by National Science Foundation and managed by the University Corporation for Atmospheric Research. Any opinions, findings and conclusions or recommendations expressed in this material do not necessarily reflect the views of the National Science Foundation.