Problemsby GlyphKubernetes lock-in makes switching costly
13 posts from 10 people11d activeFading, +1 this week
Posts per day
The posts behind it
[Flaking Test] k8s.io/client-go/metadata/metadatainformer: TestMetadataSharedInformerFactory/scenario_3 times out waiting for DeleteFunc
### Which jobs are flaking? ci-kubernetes-unit ci-kubernetes-unit-dependencies ci-kubernetes-unit-s390x ### Which tests are flaking? k8s.io/client-go/metadata/metadatainformer TestMetadataSharedInformerFactory/scenario_3:_test_if_deleting_an_object_triggers_DeleteFunc ### Since...
[Flaking Test] [sig-apps] k8s.io/kubernetes/test/integration: job TestJobPodReplacementPolicy hangs in cleanUp until 10m package timeout
### Which jobs are flaking? - pull-kubernetes-integration - ci-kubernetes-integration-master Recent failures: - https://prow.k8s.io/view/gs/kubernetes-ci-logs/logs/ci-kubernetes-integration-master/2113124254525427712 -...
[Flaking Test] UT [sig-api-machinery] k8s.io/client-go/tools.leaderelection
### Which jobs are flaking? https://prow.k8s.io/job-history/gs/kubernetes-ci-logs/logs/ci-kubernetes-unit https://prow.k8s.io/job-history/gs/kubernetes-ci-logs/logs/ci-kubernetes-unit-ppc64le ### Which tests are flaking?...
[Flaking Test] test-cmd run_crd tests
### Which jobs are flaking? [ci-kubernetes-cmd-master](https://prow.k8s.io/job-history/gs/kubernetes-ci-logs/logs/ci-kubernetes-cmd-master) ### Which tests are flaking? 1. `test-cmd: run_assert_singular_name_tests` 2. `test-cmd: run_ambiguous_shortname_tests` 3. `test-cmd:...
[Flaking Test] [sig k8s-infra] gce-cos-default-master kubetest.Up
### Which jobs are flaking? [ci-kubernetes-e2e-gce-cos-default-master](https://prow.k8s.io/job-history/gs/kubernetes-ci-logs/logs/ci-kubernetes-e2e-gce-cos-default-master) ### Which tests are flaking? kubetest.Up...
[Flaking Test] gce-ubuntu-master-containerd kubetest.Up
### Which jobs are flaking? [gce-ubuntu-master-containerd](https://testgrid.k8s.io/sig-release-master-blocking#gce-ubuntu-master-containerd) ### Which tests are flaking?...
[Flaking Test] ci-kubernetes-integration TestCorrectness/cacher_with_watch-delaying_etcd
### Which jobs are flaking? https://prow.k8s.io/view/gs/kubernetes-ci-logs/logs/ci-kubernetes-integration-arm64-master/2110757273419649024 ### Which tests are flaking? - [sig-api-machinery] k8s.io/kubernetes/test/integration/apiserver storage -...
Optimize Topology-Aware Scheduling for CompositePodGroups with identical children
### What would you like to be added? Topology-Aware Scheduling (TAS) for CompositePodGroups currently schedules child workloads sequentially in `compositePodGroupSchedulingDefaultAlgorithm`: - **Enumerate candidate placements**: For each child PodGroup (or nested...
[Flaking Test] [sig-scheduling] TestCPGTopologyAwareSchedulingWorkloadAwarePreemption/parent_CPG_and_child_PGs_both_have_topology_constraints
### Which jobs are flaking? pull-kubernetes-integration ### Which tests are flaking? `[sig-scheduling] k8s.io/kubernetes/test/integration/scheduler/podgroup: topology_aware_scheduling`: -...
[Flaking Test] [sig-scheduling] TestCPGScheduling: PodGroup/CompositePodGroup "Scheduled" condition sometimes never set (test/integration/scheduler podgroup)
...Failing with: ### Anything else we need to know? The pods schedule as expected (the "Wait for successful pods" and "Verify failing pods remain unschedulable" steps pass), but the `Scheduled` condition is never set on the root CompositePodGroup or on one of its child PodGroups....
[Failing test] ci-kubernetes-build.Overall
### Which jobs are failing? [sig-release-master-blocking#build-master](https://testgrid.k8s.io/sig-release-master-blocking#build-master) ### Which tests are failing? sig-release-master-blocking#build-master ### Since when has it been failing? Every run since 2026-10-01 ~18:22...
[Flaking Test] Pods should support retrieving logs from the container over websockets
### Which jobs are flaking? https://prow.k8s.io/job-history/gs/kubernetes-ci-logs/pr-logs/directory/pull-kubernetes-node-e2e-containerd ### Which tests are flaking? ### Since when has it been flaking? Looking at...
[Flaking Test] [sig-api-machinery] CustomResourcePublishOpenAPI [Privileged:ClusterAdmin] works for multiple CRDs of same group but different versions [Conformance] (gce-ubuntu-master-containerd, gce-cos-master-default)
### Which jobs are flaking? [ci-kubernetes-e2e-ubuntu-gce-containerd](https://prow.k8s.io/job-history/gs/kubernetes-ci-logs/logs/ci-kubernetes-e2e-ubuntu-gce-containerd)...
Companies and products named
About this problem
Evidence
13 posts from 10 people in 1 place, about 2 a week over 56 days. Mostly on kubernetes/kubernetes. Tools named alongside: GitHub.
Frustration Frustration 0 of 3· Seen on GitHub issues
How it was grouped
Posts that state a pain and match the "vendor-lock" rule about Kubernetes. First post Sep 9, 2026, latest Nov 3, 2026. Corroborated: 3 or more posts from 2 or more people or places. Method
The same problem elsewhere
Vendor lock-in makes switching tools costly
18 posts from 18 people on GitHub issues, Hacker News, Reddit.
Claude Code lock-in makes switching costly
14 posts from 14 people on GitHub issues, Hacker News, Reddit.
GitHub lock-in makes switching costly
12 posts from 11 people on GitHub issues.
Claude lock-in makes switching costly
10 posts from 10 people on GitHub issues, Hacker News, Reddit.
ChatGPT lock-in makes switching costly
6 posts from 6 people on GitHub issues, Reddit, Hacker News.
Codex lock-in makes switching costly
5 posts from 5 people on GitHub issues.
NVIDIA lock-in makes switching costly
5 posts from 5 people on GitHub issues, Hacker News, Bluesky.
PyTorch lock-in makes switching costly
4 posts from 4 people on GitHub issues.
PostgreSQL lock-in makes switching costly
3 posts from 3 people on Stack Overflow, Mastodon.
LlamaIndex lock-in makes switching costly
3 posts from 3 people on GitHub issues.
llama.cpp lock-in makes switching costly
3 posts from 3 people on GitHub issues.
Anthropic lock-in makes switching costly
3 posts from 3 people on GitHub issues, Hacker News.
Other Kubernetes problems
Kubernetes upgrades break working setups
23 posts from 19 people on GitHub issues, Hacker News, Stack Overflow.
Trouble with Kubernetes test
Top post: "HugepageAwareMemoryReporting [Feature:HugePages] with feature gate enabled should subtract hugepage capacity", one of 10 posts from 9 people on GitHub issues.
Kubernetes permissions are confusing and error-prone
9 posts from 5 people on Mastodon, Bluesky, Reddit.
Kubernetes is too complex to run well
8 posts from 8 people on GitHub issues, Stack Overflow.
Trouble with Kubernetes list
Top post: "MutatingAdmissionPolicy: a JSON patch value holding an Object initializer inside a list panics the apiserver", one of 4 posts from 4 people on GitHub issues, Stack Overflow.
Trouble with Kubernetes kubelet
Top post: "Node Declared Features: allow a feature to opt out of re-admission enforcement after kubelet restart", one of 4 posts from 4 people on GitHub issues.
Kubernetes rate limits and usage caps block work
4 posts from 4 people on GitHub issues, Reddit.
Kubernetes outages and slowdowns disrupt work
3 posts from 3 people on GitHub issues.
Trouble with Kubernetes preemption
Top post: "Delete preempted gang PodGroups and CompositePodGroups (DisruptionMode: All) during scheduler preemption", one of 3 posts from 3 people on GitHub issues.
Kubernetes deprecations force unplanned migrations
3 posts from 3 people on GitHub issues.
Kubernetes vulnerabilities are hard to triage and patch
3 posts from 1 person on GitHub issues. Unverified.
Kubernetes agents loop, stall or fail midway
2 posts from 2 people on DEV, GitHub issues. Unverified.
History