Commit 3fb10651 authored by Rebecca Hartman-Baker's avatar Rebecca Hartman-Baker

Update policy.md -- replace "scavenger" with "overrun"

parent a4b0e638
......@@ -76,24 +76,24 @@ and cannot exceed 48 hours.
10 hrs:
`sbatch -q flex --time-min=01:30:00 --time=10:00:00 my_batch_script.sl`
### Scavenger
### Overrun
The intent of the scavenger QOS is to allow users with a zero or
The intent of the overrun QOS is to allow users with a zero or
negative balance in one of their repositories to continue to run jobs.
The scavenger QOS is not available for jobs submitted against
The overrun QOS is not available for jobs submitted against
a repository with a positive balance. The charging rate for this QOS
is 0 and it has the lowest priority on all systems.
If you meet the above criteria, you can access the scavenger queue by
submitting with `-q scavenger` (`-q shared_scavenger` for the shared
submitting with `-q overrun` (`-q shared_overrun` for the shared
queue). In addition, you must specify a minimum running time for this
job of 4 hours or less with the `--time-min` flag. We recommend you implement
checkpointing in your scavenger jobs to save your progress. Jobs submitted
checkpointing in your overrun jobs to save your progress. Jobs submitted
without these flags will be automatically rejected by the batch system.
!!! example
A scavenger job requesting a minimum time of 1.5 hours:
`sbatch -q scavenger --time-min=01:30:00 my_batch_script.sl`
An overrun job requesting a minimum time of 1.5 hours:
`sbatch -q overrun --time-min=01:30:00 my_batch_script.sl`
## Queues and QOS on Cori
......@@ -106,7 +106,7 @@ without these flags will be automatically rejected by the batch system.
| interactive[^4] | 64 | 4 | 2 | 2 | - | 1 | 140 |
| debug | 64 | 0.5 | 5 | 2 | 3 | 1 | 140 |
| premium | 1772 | 48 | 5 | - | 2 | 2 | 280 |
| scavenger[^2] | 1772 | 48 | 5000 | - | 5 | 0 | 0 |
| overrun[^2] | 1772 | 48 | 5000 | - | 5 | 0 | 0 |
| xfer | 1 (login) | 48 | 100 | 15 | - | - | 0 |
| bigmem | 1 (login) | 72 | 100 | 1 | - | - | 0 |
| realtime[^3] | custom | custom | custom | custom | 1 | custom | custom |
......@@ -122,11 +122,11 @@ without these flags will be automatically rejected by the batch system.
| premium | 9489 | 48 | 5 | - | 2 | 2 | 160[^6] |
| low | 9489 | 48 | 5000 | - | 5 | 0.5 | 40[^7] |
| flex | 256 | 48 | 5000 | - | 6 | 0.25 | 20 |
| scavenger[^2] | 9489 | 48 | 5000 | - | 7 | 0 | 0 |
| overrun[^2] | 9489 | 48 | 5000 | - | 7 | 0 | 0 |
| special[^5] | custom | custom | custom | custom | - | custom | custom |
!!! tip
Jobs using 1024 or more KNL nodes receive a 50% discount!
Jobs in the regular queue using 1024 or more KNL nodes receive a 50% discount!
!!! note
User held jobs that were submitted more than 12 weeks ago will be deleted.
......@@ -178,9 +178,9 @@ section of the NERSC usage charging policy.
node used.
[^2]:
The "scavenger" QOS is available *only* when running a job would
The "overrun" QOS is available *only* when running a job would
cause the *repository* (not only the user's allowed fraction)
balance to go negative. For scavenger jobs a `--time-min` of
balance to go negative. For overrun jobs a `--time-min` of
4hrs or less is required.
[^3]:
......
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