Hi there, I was trying out Kasten as a complete backup solution for my EKS k8s cluster. I was able to succcessfully export volumes of linux pods to S3 but I get mounting problems with the export of windows volumes.
Is it possible to export windows volumes somehow?
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Hello @bklettbachibk
K10 does not verify the operating system of the Pods to capture a snapshot of your application volume. Kindly provide the error message you encounter while attempting to export your Windows app/volumes.
Thanks
Ahmed Hagag
Hi @Hagag,
I’ve sent you the Error Details via DM.
Best Regards
Benjamin Klettbach
Hello @bklettbachibk
Initially, I misunderstood and assumed you were referring to the operating system running within the pods. But it seems that your application is utilizing a Windows volume. Due to this, exporting the backup becomes problematic since the filesystem is likely formatted as NTFS, while the "copy-vol-data” expects it to be mounted as ext4.
Windows has a layered filesystem driver to mount container layers and create a copy filesystem based on NTFS
Hello @Hagag,
Thank you for your explanatory answer, I assumed something along the lines. Can you explain how your last paragraph can help me to utilize Kasten to make a Backup of my Kubernetes deployments and volumes?
Best regards
Hello @bklettbachibk
At the moment K10 doesn't support export of Snapshot for Windows Nodes / PVCs because the volume will be mounted into a Linux Container. (ext4), as Hagag has explained, that is why you got error during the operation for Windows volumes.
Hope it helps FRubens
Hello @FRubens,
Yes, it helps. Thank you for the clearification.
Best Regards
Benjamin Klettbach
Is it possible to exclude the PVCs in the meantime?
Hello @bklettbachibk
That is possible, you can achieve that using Exclude filters, editing your policy you can find it under Select Application Resources:
Add a filter i.e. to exclude all PVCs for that policy or you can add the PVC name to be more specific:
More information about resource filtering can be found in our documentation: