Volcano 社区 v1.6.0 版本正式发布

actions: "enqueue, allocate, backfill"
tiers:
- plugins:
- name: priority
- name: gang
- name: conformance
- name: usage # usage based scheduling plugin
arguments:
thresholds:
CPUUsageAvg.5m: 90 # The node whose average usage in 5 minute is higher than 90% will be filtered in predicating stage
MEMUsageAvg.5m: 80 # The node whose average usage in 5 minute is higher than 80% will be filtered in predicating stage
- plugins:
- name: overcommit
- name: drf
- name: predicates
- name: proportion
- name: nodeorder
- name: binpack
metrics: # metrics server related configuration
address: http://192.168.0.10:9090 # mandatory, The Prometheus server address
interval: 30s # Optional, The scheduler pull metrics from Prometheus with this interval, 5s by default

## Configuration Option actions: "enqueue, allocate, backfill, shuffle" ## add 'shuffle' at the end of the actionstiers:
- plugins:
- name: priority
- name: gang
- name: conformance
- name: rescheduling ## rescheduling plugin
arguments:
interval: 5m ## optional, the strategies will be called in this duration periodcally. 5 minuters by default.
strategies: ## required, strategies working in order
- name: offlineOnly
- name: lowPriorityFirst
- name: lowNodeUtilization
params:
thresholds:
"cpu" : 20
"memory": 20
"pods": 20
targetThresholds:
"cpu" : 50
"memory": 50
"pods": 50
queueSelector: ## optional, select workloads in specified queues as potential evictees. All queues by default.
- default
- test-queue
labelSelector: ## optional, select workloads with specified labels as potential evictees. All labels by default.
business: offline
team: test
- plugins:
- name: overcommit
- name: drf
- name: predicates
- name: proportion
- name: nodeorder
- name: binpack

apiVersion: batch.volcano.sh/v1alpha1
kind: Job
metadata:
name: lm-mpi-job
spec:
minAvailable: 1
schedulerName: volcano
plugins:
mpi: ["--master=mpimaster","--worker=mpiworker","--port=22"] ## MPI plugin register
tasks:
- replicas: 1
name: mpimaster
policies:
- event: TaskCompleted
action: CompleteJob
template:
spec:
containers:
- command:
- /bin/sh
- -c
- |
mkdir -p /var/run/sshd; /usr/sbin/sshd;
mpiexec --allow-run-as-root --host ${MPI_HOST} -np 2 mpi_hello_world;
image: volcanosh/example-mpi:0.0.1
name: mpimaster
workingDir: /home
restartPolicy: OnFailure
- replicas: 2
name: mpiworker
template:
spec:
containers:
- command:
- /bin/sh
- -c
- |
mkdir -p /var/run/sshd; /usr/sbin/sshd -D;
image: volcanosh/example-mpi:0.0.1
name: mpiworker
workingDir: /home
restartPolicy: OnFailure