jq:
kubectl get nodes -o json | jq -r '.items[] | select(.status.conditions[].reason=="KubeletHasDiskPressure") | .metadata.name'
jsonpath:
kubectl get nodes -o jsonpath='{range .items[*]} {.metadata.name} {" "} {.status.conditions[?(@.type=="DiskPressure")].status} {" "} {"\n"}'
❯ kubectl get no
NAME STATUS ROLES AGE VERSION
tkc-btvsm-72hz2 Ready control-plane,master 124d v1.23.8+vmware.3
tkc-btvsm-79xtn Ready control-plane,master 124d v1.23.8+vmware.3
tkc-btvsm-klmjz Ready control-plane,master 124d v1.23.8+vmware.3
tkc-workers-2cmvm-5bfcc5c9cd-gmv6m Ready <none> 5d17h v1.23.8+vmware.3
tkc-workers-2cmvm-5bfcc5c9cd-m44sq Ready <none> 5d17h v1.23.8+vmware.3
tkc-workers-2cmvm-5bfcc5c9cd-mjjlk Ready <none> 5d17h v1.23.8+vmware.3
tkc-workers-2cmvm-5bfcc5c9cd-wflrl Ready <none> 5d17h v1.23.8+vmware.3
tkc-workers-2cmvm-5bfcc5c9cd-xnqvk Ready <none> 5d17h v1.23.8+vmware.3
❯
❯
❯ kubectl get nodes -o json | jq -r '.items[] | select(.status.conditions[].reason=="KubeletHasDiskPressure") | .metadata.name'
tkc-workers-2cmvm-5bfcc5c9cd-m44sq
tkc-workers-2cmvm-5bfcc5c9cd-wflrl
❯
❯ kubectl get nodes -o jsonpath='{range .items[*]} {.metadata.name} {" "} {.status.conditions[?(@.type=="DiskPressure")].status} {" "} {"\n"}'
tkc-btvsm-72hz2 False
tkc-btvsm-79xtn False
tkc-btvsm-klmjz False
tkc-workers-2cmvm-5bfcc5c9cd-gmv6m False
tkc-workers-2cmvm-5bfcc5c9cd-m44sq True
tkc-workers-2cmvm-5bfcc5c9cd-mjjlk False
tkc-workers-2cmvm-5bfcc5c9cd-wflrl True
tkc-workers-2cmvm-5bfcc5c9cd-xnqvk False
%
❯
Hope it was useful. Cheers!
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