Using OAR - Basic steps
Visualising the cluster State
Submitting a job in an interactive shell
Batch submission
Reservations
OAR Use Cases
Interactive jobs
Batch mode job
Reservations
Examples of resource requests
X11 forwarding
Using a parallel launcher: taktuk
Using MPI with OARSH
Tests of the CPUSET mechanism
Using best effort mode jobs
Testing the checkpointing trigger mechanism
Testing the mechanism of dependency on an anterior job termination
User commands
oarstat
oarnodes
oarsub
oardel
oarhold
oarresume
Mechanisms
How does an interactive
oarsub
work?
Job launch
CPUSET
SSH connection key definition
Suspend/resume
Job deletion
Checkpoint
Scheduling
Job dependencies
User notification
Accounting aggregator
Dynamic nodes coupling features
Timesharing
Container jobs
Besteffort jobs
Cosystem jobs
Deploy jobs
Quotas
Desktop computing
Desktop computing
User REST API
Concepts
Ruby REST client
Pagination and common rules into output data
REST requests description
Some equivalences with oar command line
FAQ - USER
How can I submit a moldable job?
How can I submit a job with a non uniform description?
Can I perform a fix scheduled reservation and then launch several jobs in it?
How can a checkpointable job be resubmitted automatically?
How to submit a non disturbing job for other users?
Installation
Overview
Computing nodes
Server
Frontends
API server
Visualization server
Configuration file
Admin commands
oarproperty
oarnodesetting
oaradmissionrules
oarremoveresource
oaraccounting
oarnotify
oar-database
Admin REST - API
Installation
Authentication setup
Security aspects
Modules descriptions
Almighty
Sarko
Judas
Leon
NodeChangeState
Scheduler
Hulot
Internal mechanisms
Job execution
Scheduling
Database scheme
accounting
schema
admission_rules
event_logs
event_log_hostnames
files
frag_jobs
gantt_jobs_resources
gantt_jobs_resources_visu
gantt_jobs_predictions
gantt_jobs_predictions_visu
jobs
job_dependencies
moldable_job_descriptions
job_resource_groups
job_resource_descriptions
job_state_logs
job_types
resources
resource_logs
assigned_resources
queues
challenges
Admin FAQ
Release policy
What means the error “Bad configuration option: PermitLocalCommand” when I am using oarsh?
How to manage start/stop of the nodes?
How can I manage scheduling queues?
How can I handle licence tokens?
How can I handle multiple clusters with one OAR?
How to configure a more ecological cluster (or how to make some power consumption economies)?
How to enable jobs to connect to the frontales from the nodes using oarsh?
A job remains in the “Finishing” state, what can I do?
How to activate the memory management on nodes ?
OAR
Docs
»
Admin commands
»
oar-database
Edit on GitHub
oar-database
ΒΆ
This command create, initialize, upgrade, reset and drop the oar database.