ocp4-power-workload-tools

This repository aids the debug of scheduling on ppc64le.

The ocp4-power-workload-tools project provides code to debug workloads on OpenShift Container Platform (OCP) 4.x compute workers on a variety of platforms.

Use

To deploy quay.io/powercloud/ocp4-power-workload-tools:main use:

❯ oc apply -k manifests/overlays/multi
...
project.project.openshift.io/openshift-power-workload created
daemonset.apps/ocp4-numa-power-workload created

Use fio debug

kustomize build manifests/overlays/fio | oc apply -f -
oc rsh pod/<pod-name>
...
cat << EOF > /tmp/perf.fio
[global]
name=perf-seq-read
time_based
ramp_time=5
runtime=30
readwrite=write
bs=256k
ioengine=libaio
direct=1
numjobs=1
iodepth=32
group_reporting=1

[vd]
filename=/dev/vda
EOF

fio /tmp/perf.fio 

Design

This code is designed to be modular. The code base favors Dockerfile, Ansible, however does accept code in shell and hcl.

Contributing

If you have any questions or issues you can create a new [issue here][issues].

Pull requests are very welcome! Make sure your patches are well tested. Ideally create a topic branch for every separate change you make. For example:

1. Fork the repo
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Added some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create new Pull Request

License

All source files must include a Copyright and License header. The SPDX license header is preferred because it can be easily scanned.

If you would like to see the detailed LICENSE click here.

#
# Copyright 2024 - IBM Corporation. All rights reserved
# SPDX-License-Identifier: Apache-2.0
#