This use case describes the extension of PVC volumes with PowerFlex CSI:
- In the lab environment, a MySQL pod with a PVC volume of 8 GB is created.
- PVC is extended with the kubectl patch pvc command.
- The activity is monitored from the view volume section of the PowerFlex UI, as shown in the following figure:
![Graphical user interface, applicationDescription automatically generated](https://cdn-prod.scdn6.secure.raxcdn.com/static/media/9198938f-8c47-5a0e-82d9-6db6a62cd3f7/DAM-65dcc99d-a563-40bd-b87d-bdda956b9df3/out/2261.026.jpg)
Figure 23. PowerFlex PVC volume
- The kubectl get pvc command provides the status of the claim and the kubectl patch pvc command extends the claim, as shown in the following example:
![](https://cdn-prod.scdn6.secure.raxcdn.com/static/media/9198938f-8c47-5a0e-82d9-6db6a62cd3f7/DAM-65dcc99d-a563-40bd-b87d-bdda956b9df3/out/2261.027.jpg)
Figure 24. PVC claim extended
- Verify the PVC expansion on the PowerFlex Storage UI, as shown in the following figure:
![TableDescription automatically generated](https://cdn-prod.scdn6.secure.raxcdn.com/static/media/9198938f-8c47-5a0e-82d9-6db6a62cd3f7/DAM-65dcc99d-a563-40bd-b87d-bdda956b9df3/out/2261.028.jpg)