cka-sim/history-cka.jsonl
vumast3r 43e2e1db2f refactor: renumber the CKA bank 1-102 with no gaps
Task ids used to jump 1-43 / 101-124 / 401-418 / 501-517. They now run
contiguously in the same order:

  1-43    unchanged (base and extra)
  44-67   hard pool          (was 101-124)
  68-85   Simulator Set C    (was 401-418)
  86-102  Simulator Set D    (was 501-517)

Every reference moved with its task: ids, solution keys, workspace paths
({WS}/qNN and the graders' hidden .qNN-* files), temp paths, the one
hardcoded id in code (Q56's derived canary weight), and Q-number
cross-references in the harness, README and the explainer. Each task's
paths were checked to carry only its own new number. History entries and
the local session state were remapped so past attempts stay attached to the
same tasks; retired set A/B ids keep their old numbers and match nothing.
weak-spots is regenerated.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Mhxm4rsUfuE5HoytYbu2YW
2026-09-22 22:05:37 -06:00

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{"at": "2026-09-06T22:07", "mode": "drill", "hard": false, "ids": [1, 5, 6, 34, 41], "score_pct": 8.0, "earned": 2, "total": 25, "time_used": 432, "results": {"1": {"pass": false, "earned": 2, "total": 6, "failed": ["ServiceAccount rbac-app/deploy-bot exists", "Role deploy-manager and RoleBinding deploy-bot-binding exist", "deploy-bot can get/list/watch/create/update/patch/delete deployments"]}, "5": {"pass": false, "earned": 0, "total": 5, "failed": ["manifest containing static-web is in /etc/kubernetes/manifests on the node", "mirror pod static-web-<node> is Running", "image is nginx:1.27"]}, "6": {"pass": false, "earned": 0, "total": 6, "failed": ["apiserver-expiry.txt records the real expiry month and year", "CSR jane exists with signer kubernetes.io/kube-apiserver-client", "CSR jane approved and certificate issued", "jane can list pods in default (view) but not delete them"]}, "34": {"pass": false, "earned": 0, "total": 4, "failed": ["path.txt has the correct field path", "Gadget/sample created with the field = 4"]}, "41": {"pass": false, "earned": 0, "total": 4, "failed": ["apiserver and kubelet versions correct", "etcd and runtime versions correct"]}}}
{"at": "2026-09-08T19:59", "mode": "exam", "hard": false, "ids": [2, 3, 4, 8, 12, 13, 15, 16, 17, 18, 19, 20, 25, 28, 29, 30, 33, 37, 40, 42], "score_pct": 14.3, "earned": 15, "total": 105, "time_used": 2902, "results": {"2": {"pass": true, "earned": 7, "total": 7, "failed": []}, "3": {"pass": false, "earned": 0, "total": 5, "failed": ["overlay kustomization.yaml exists", "resources deployed into namespace store-prod", "store-api has 3 replicas", "Deployment and Service carry label env=prod"]}, "4": {"pass": true, "earned": 4, "total": 4, "failed": []}, "8": {"pass": false, "earned": 0, "total": 4, "failed": ["pod log-shipper Running with containers app and shipper", "volume logs is an emptyDir mounted at /var/log in both containers", "shipper's logs show lines written by app"]}, "12": {"pass": false, "earned": 0, "total": 4, "failed": ["Service shop-svc is NodePort, port 80 -> targetPort 80", "nodePort is 30080", "Service has endpoints"]}, "13": {"pass": false, "earned": 0, "total": 5, "failed": ["ingressClassName nginx and host shop.example.com", "/api (Prefix) -> api:8080", "/ (Prefix) -> web:80"]}, "15": {"pass": false, "earned": 0, "total": 6, "failed": ["PV pv-data: 1Gi hostPath /mnt/data, RWO, Retain, class manual", "PVC pvc-data Bound to pv-data", "data-pod Running with claim mounted at /usr/share/data"]}, "16": {"pass": false, "earned": 0, "total": 5, "failed": ["StorageClass fast-local: local-path, WaitForFirstConsumer, Delete", "fast-local is default and standard is not", "fast-claim picked up fast-local and is Bound", "fast-pod Running with claim at /data"]}, "17": {"pass": false, "earned": 0, "total": 8, "failed": ["node is Ready", "kubelet is active", "kubelet is enabled (survives reboot)"]}, "18": {"pass": false, "earned": 0, "total": 7, "failed": ["all payments replicas available", "Service payments has endpoints (selector fixed)", "Service targetPort matches container port 80"]}, "19": {"pass": false, "earned": 1, "total": 6, "failed": ["crasher.log captured and contains the DB_HOST failure", "pod crasher Running with DB_HOST set"]}, "20": {"pass": false, "earned": 0, "total": 8, "failed": ["kube-scheduler static pod manifest repaired", "new pods get scheduled"]}, "25": {"pass": false, "earned": 0, "total": 4, "failed": ["cka-sim-worker carries workload=batch:NoSchedule", "deployment tolerates the taint", "both pods Running on cka-sim-worker"]}, "28": {"pass": false, "earned": 0, "total": 4, "failed": ["pod Running, init container named setup completed", "emptyDir 'content' shared by both containers", "nginx serves the init-written content"]}, "29": {"pass": false, "earned": 1, "total": 4, "failed": ["deployment now references a different ConfigMap", "all pods available and see mode=new"]}, "30": {"pass": false, "earned": 0, "total": 4, "failed": ["container port 80 named app-port", "Service port 8080 -> targetPort app-port (by name)", "readiness probe uses the named port; endpoints ready"]}, "33": {"pass": false, "earned": 1, "total": 5, "failed": ["ops-44 has an aggregationRule with the right label", "aggregation populated rules from the two labelled roles", "lee can list pods and services cluster-wide"]}, "37": {"pass": false, "earned": 1, "total": 6, "failed": ["CoreDNS Corefile forwards to the node resolver again", "in-cluster and external names resolve from a pod"]}, "40": {"pass": false, "earned": 0, "total": 5, "failed": ["join.sh contains a kubeadm join with token and CA hash", "the token in the file exists in the cluster with TTL ~2h"]}, "42": {"pass": false, "earned": 0, "total": 4, "failed": ["applies to app=client-47, Egress only", "DNS rule: kube-system namespace + k8s-app=kube-dns, ports 53 UDP and TCP", "TCP 443 to 192.168.100.0/24 only"]}}}
{"at": "2026-09-10T21:07", "mode": "drill", "hard": true, "ids": [49, 55, 58, 63, 64], "score_pct": 6.5, "earned": 2, "total": 31, "time_used": 30, "results": {"49": {"pass": false, "earned": 0, "total": 7, "failed": ["CRD exists, Namespaced, replicas has min/max and is required", "good created with environment prod", "replicas 0 is rejected and the message was saved", "defaulting works: defaulted.spec.environment == dev"]}, "55": {"pass": false, "earned": 0, "total": 7, "failed": ["Secret portal.lab.local-tls is kubernetes.io/tls with CN portal.lab.local", "Ingress web: class nginx, host, TLS secret, ssl-redirect annotation", "fp.txt matches the secret's certificate fingerprint"]}, "58": {"pass": false, "earned": 1, "total": 6, "failed": ["PVC uses a selector and is Bound to lv-nvme", "consumer Running on the nvme node with /data mounted"]}, "63": {"pass": false, "earned": 0, "total": 5, "failed": ["pod-cidr and service-cidr", "dns-ip and proxy-mode", "cka-sim-worker3 pod CIDR"]}, "64": {"pass": false, "earned": 1, "total": 6, "failed": ["Deployment ledger-14 in ac-omega (the context's namespace), 2 available, owner=ac", "Service ledger-14 port 9000 in the same namespace", "ns.txt has the namespace"]}}}
{"at": "2026-09-12T22:17", "mode": "drill", "hard": false, "ids": [1, 6, 21, 34, 41], "score_pct": 87.5, "earned": 21, "total": 24, "time_used": 534, "results": {"1": {"pass": true, "earned": 6, "total": 6, "failed": []}, "6": {"pass": false, "earned": 3, "total": 6, "failed": ["CSR jane exists with signer kubernetes.io/kube-apiserver-client", "CSR jane approved and certificate issued"]}, "21": {"pass": true, "earned": 4, "total": 4, "failed": []}, "34": {"pass": true, "earned": 4, "total": 4, "failed": []}, "41": {"pass": true, "earned": 4, "total": 4, "failed": []}}}
{"at": "2026-09-12T22:59", "mode": "drill", "hard": false, "ids": [17, 19, 37, 38, 39], "score_pct": 29.4, "earned": 10, "total": 34, "time_used": 1987, "results": {"17": {"pass": false, "earned": 4, "total": 8, "failed": ["kubelet is active", "kubelet is enabled (survives reboot)"]}, "19": {"pass": false, "earned": 1, "total": 6, "failed": ["crasher.log captured and contains the DB_HOST failure", "pod crasher Running with DB_HOST set"]}, "37": {"pass": false, "earned": 1, "total": 6, "failed": ["CoreDNS Corefile forwards to the node resolver again", "in-cluster and external names resolve from a pod"]}, "38": {"pass": false, "earned": 0, "total": 7, "failed": ["kube-controller-manager manifest repaired and pod Running", "a new Deployment gets a ReplicaSet and running pods"]}, "39": {"pass": false, "earned": 4, "total": 7, "failed": ["kubelet config points at a CA file that exists", "kubelet active and enabled"]}}}
{"at": "2026-09-13T01:06", "mode": "drill", "hard": false, "ids": [17, 19, 37, 38, 39], "score_pct": 29.4, "earned": 10, "total": 34, "time_used": 6649, "results": {"17": {"pass": false, "earned": 4, "total": 8, "failed": ["kubelet is active", "kubelet is enabled (survives reboot)"]}, "19": {"pass": false, "earned": 1, "total": 6, "failed": ["crasher.log captured and contains the DB_HOST failure", "pod crasher Running with DB_HOST set"]}, "37": {"pass": false, "earned": 1, "total": 6, "failed": ["CoreDNS Corefile forwards to the node resolver again", "in-cluster and external names resolve from a pod"]}, "38": {"pass": false, "earned": 0, "total": 7, "failed": ["kube-controller-manager manifest repaired and pod Running", "a new Deployment gets a ReplicaSet and running pods"]}, "39": {"pass": false, "earned": 4, "total": 7, "failed": ["kubelet config points at a CA file that exists", "kubelet active and enabled"]}}}
{"at": "2026-09-14T16:49", "mode": "drill", "hard": false, "ids": [3, 5, 6, 8, 12, 13, 15, 16, 17, 18, 19, 20, 25, 28, 29, 30, 33, 37, 38, 39, 40, 42, 49, 55, 58, 63, 64], "score_pct": 42.0, "earned": 63, "total": 150, "time_used": 510, "results": {"17": {"pass": true, "earned": 8, "total": 8, "failed": []}, "20": {"pass": true, "earned": 8, "total": 8, "failed": []}, "3": {"pass": true, "earned": 5, "total": 5, "failed": []}, "5": {"pass": true, "earned": 5, "total": 5, "failed": []}, "8": {"pass": true, "earned": 4, "total": 4, "failed": []}, "12": {"pass": true, "earned": 4, "total": 4, "failed": []}, "38": {"pass": true, "earned": 7, "total": 7, "failed": []}, "18": {"pass": true, "earned": 7, "total": 7, "failed": []}, "19": {"pass": false, "earned": 4, "total": 6, "failed": ["crasher.log captured and contains the DB_HOST failure"]}, "6": {"pass": true, "earned": 6, "total": 6, "failed": []}, "13": {"pass": false, "earned": 0, "total": 5, "failed": ["ingressClassName nginx and host shop.example.com", "/api (Prefix) -> api:8080", "/ (Prefix) -> web:80"]}, "15": {"pass": false, "earned": 0, "total": 6, "failed": ["PV pv-data: 1Gi hostPath /mnt/data, RWO, Retain, class manual", "PVC pvc-data Bound to pv-data", "data-pod Running with claim mounted at /usr/share/data"]}, "16": {"pass": false, "earned": 0, "total": 5, "failed": ["StorageClass fast-local: local-path, WaitForFirstConsumer, Delete", "fast-local is default and standard is not", "fast-claim picked up fast-local and is Bound", "fast-pod Running with claim at /data"]}, "25": {"pass": false, "earned": 0, "total": 4, "failed": ["cka-sim-worker carries workload=batch:NoSchedule", "deployment tolerates the taint", "both pods Running on cka-sim-worker"]}, "28": {"pass": false, "earned": 0, "total": 4, "failed": ["pod Running, init container named setup completed", "emptyDir 'content' shared by both containers", "nginx serves the init-written content"]}, "29": {"pass": false, "earned": 1, "total": 4, "failed": ["deployment now references a different ConfigMap", "all pods available and see mode=new"]}, "30": {"pass": false, "earned": 0, "total": 4, "failed": ["container port 80 named svc-http", "Service port 8080 -> targetPort svc-http (by name)", "readiness probe uses the named port; endpoints ready"]}, "33": {"pass": false, "earned": 1, "total": 5, "failed": ["ops-19 has an aggregationRule with the right label", "aggregation populated rules from the two labelled roles", "sam can list pods and services cluster-wide"]}, "37": {"pass": false, "earned": 1, "total": 6, "failed": ["CoreDNS Corefile forwards to the node resolver again", "in-cluster and external names resolve from a pod"]}, "39": {"pass": false, "earned": 0, "total": 7, "failed": ["kubelet config points at a CA file that exists", "node Ready", "kubelet active and enabled"]}, "40": {"pass": false, "earned": 0, "total": 5, "failed": ["join.sh contains a kubeadm join with token and CA hash", "the token in the file exists in the cluster with TTL ~2h"]}, "42": {"pass": false, "earned": 0, "total": 4, "failed": ["applies to app=client-64, Egress only", "DNS rule: kube-system namespace + k8s-app=kube-dns, ports 53 UDP and TCP", "TCP 443 to 172.16.0.0/16 only"]}, "49": {"pass": false, "earned": 0, "total": 7, "failed": ["CRD exists, Namespaced, replicas has min/max and is required", "good created with environment prod", "replicas 0 is rejected and the message was saved", "defaulting works: defaulted.spec.environment == dev"]}, "55": {"pass": false, "earned": 0, "total": 7, "failed": ["Secret admin.lab.local-tls is kubernetes.io/tls with CN admin.lab.local", "Ingress web: class nginx, host, TLS secret, ssl-redirect annotation", "fp.txt matches the secret's certificate fingerprint"]}, "58": {"pass": false, "earned": 1, "total": 6, "failed": ["PVC uses a selector and is Bound to lv-nvme", "consumer Running on the nvme node with /data mounted"]}, "63": {"pass": false, "earned": 0, "total": 5, "failed": ["pod-cidr and service-cidr", "dns-ip and proxy-mode", "cka-sim-worker3 pod CIDR"]}, "64": {"pass": false, "earned": 1, "total": 6, "failed": ["Deployment ledger-73 in ac-bravo (the context's namespace), 2 available, owner=ac", "Service ledger-73 port 9000 in the same namespace", "ns.txt has the namespace"]}}}
{"at": "2026-09-15T20:55", "mode": "drill", "hard": false, "ids": [13, 15, 16, 19, 25, 28, 29, 30, 33, 37, 39, 40, 42, 49, 55, 58, 63, 64], "score_pct": 41.7, "earned": 40, "total": 96, "time_used": 608, "results": {"13": {"pass": true, "earned": 5, "total": 5, "failed": []}, "19": {"pass": true, "earned": 6, "total": 6, "failed": []}, "33": {"pass": true, "earned": 5, "total": 5, "failed": []}, "30": {"pass": true, "earned": 4, "total": 4, "failed": []}, "37": {"pass": true, "earned": 6, "total": 6, "failed": []}, "39": {"pass": true, "earned": 7, "total": 7, "failed": []}, "40": {"pass": false, "earned": 0, "total": 5, "failed": ["join.sh contains a kubeadm join with token and CA hash", "the token in the file exists in the cluster with TTL ~6h"]}, "42": {"pass": true, "earned": 4, "total": 4, "failed": []}, "15": {"pass": false, "earned": 0, "total": 6, "failed": ["PV pv-data: 1Gi hostPath /mnt/data, RWO, Retain, class manual", "PVC pvc-data Bound to pv-data", "data-pod Running with claim mounted at /usr/share/data"]}, "16": {"pass": false, "earned": 0, "total": 5, "failed": ["StorageClass fast-local: local-path, WaitForFirstConsumer, Delete", "fast-local is default and standard is not", "fast-claim picked up fast-local and is Bound", "fast-pod Running with claim at /data"]}, "25": {"pass": false, "earned": 0, "total": 4, "failed": ["cka-sim-worker carries team=finance:NoSchedule", "deployment tolerates the taint", "both pods Running on cka-sim-worker"]}, "28": {"pass": false, "earned": 0, "total": 4, "failed": ["pod Running, init container named setup completed", "emptyDir 'content' shared by both containers", "nginx serves the init-written content"]}, "29": {"pass": false, "earned": 1, "total": 4, "failed": ["deployment now references a different ConfigMap", "all pods available and see mode=new"]}, "49": {"pass": false, "earned": 0, "total": 7, "failed": ["CRD exists, Namespaced, replicas has min/max and is required", "good created with environment prod", "replicas 0 is rejected and the message was saved", "defaulting works: defaulted.spec.environment == dev"]}, "55": {"pass": false, "earned": 0, "total": 7, "failed": ["Secret portal.lab.local-tls is kubernetes.io/tls with CN portal.lab.local", "Ingress web: class nginx, host, TLS secret, ssl-redirect annotation", "fp.txt matches the secret's certificate fingerprint"]}, "58": {"pass": false, "earned": 1, "total": 6, "failed": ["PVC uses a selector and is Bound to lv-nvme", "consumer Running on the nvme node with /data mounted"]}, "63": {"pass": false, "earned": 0, "total": 5, "failed": ["pod-cidr and service-cidr", "dns-ip and proxy-mode", "cka-sim-worker3 pod CIDR"]}, "64": {"pass": false, "earned": 1, "total": 6, "failed": ["Deployment ledger-21 in ac-echo (the context's namespace), 2 available, owner=ac", "Service ledger-21 port 9000 in the same namespace", "ns.txt has the namespace"]}}}
{"at": "2026-09-16T19:40", "mode": "drill", "hard": false, "ids": [15, 16, 25, 28, 29, 40], "score_pct": 50.0, "earned": 14, "total": 28, "time_used": 1258, "results": {"15": {"pass": true, "earned": 6, "total": 6, "failed": []}, "25": {"pass": true, "earned": 4, "total": 4, "failed": []}, "29": {"pass": true, "earned": 4, "total": 4, "failed": []}, "16": {"pass": false, "earned": 0, "total": 5, "failed": ["StorageClass fast-local: local-path, WaitForFirstConsumer, Delete", "fast-local is default and standard is not", "fast-claim picked up fast-local and is Bound", "fast-pod Running with claim at /data"]}, "28": {"pass": false, "earned": 0, "total": 4, "failed": ["pod Running, init container named setup completed", "emptyDir 'content' shared by both containers", "nginx serves the init-written content"]}, "40": {"pass": false, "earned": 0, "total": 5, "failed": ["join.sh contains a kubeadm join with token and CA hash", "the token in the file exists in the cluster with TTL ~24h"]}}}
{"at": "2026-09-19T12:27", "mode": "drill", "hard": false, "ids": [49, 217, 34, 202, 45, 301, 39, 13, 32, 204, 25, 2, 8, 55, 4, 52, 313, 9], "score_pct": 39.7, "earned": 48, "total": 121, "time_used": 4197, "results": {"8": {"pass": true, "earned": 4, "total": 4, "failed": []}, "34": {"pass": true, "earned": 4, "total": 4, "failed": []}, "39": {"pass": true, "earned": 7, "total": 7, "failed": []}, "13": {"pass": true, "earned": 5, "total": 5, "failed": []}, "25": {"pass": true, "earned": 4, "total": 4, "failed": []}, "301": {"pass": true, "earned": 9, "total": 9, "failed": []}, "4": {"pass": true, "earned": 4, "total": 4, "failed": []}, "9": {"pass": true, "earned": 4, "total": 4, "failed": []}, "49": {"pass": false, "earned": 0, "total": 7, "failed": ["CRD exists, Namespaced, replicas has min/max and is required", "good created with environment prod", "replicas 0 is rejected and the message was saved", "defaulting works: defaulted.spec.environment == dev"]}, "217": {"pass": false, "earned": 0, "total": 10, "failed": ["Pod tiger-probe Running with both labels", "container.txt holds a real container ID for that Pod", "container.txt records the runtimeType", "container.log holds the httpd startup output"]}, "202": {"pass": false, "earned": 3, "total": 8, "failed": ["watchAllNamespaces=true reached the pod env", "Ledger main-ledger has currency USD and retentionDays 30"]}, "45": {"pass": false, "earned": 2, "total": 10, "failed": ["ConfigMap restore-proof-67 exists again with its original data", "etcd uses a restored data directory (manifest changed)"]}, "32": {"pass": false, "earned": 0, "total": 4, "failed": ["ResourceQuota limits pods/6, requests.cpu 1, limits.memory 2Gi", "LimitRange defaults set", "worker pods Running with defaulted requests"]}, "204": {"pass": false, "earned": 0, "total": 8, "failed": ["evicted-first.txt lists exactly the BestEffort pods", "api-qos.txt says Burstable", "guaranteed.txt names orion-ledger"]}, "2": {"pass": false, "earned": 0, "total": 7, "failed": ["/opt/cka/etcd-snapshot.db exists on the control-plane node", "snapshot is a real etcd backup (> 100 KB)"]}, "55": {"pass": false, "earned": 0, "total": 7, "failed": ["Secret secure.lab.local-tls is kubernetes.io/tls with CN secure.lab.local", "Ingress web: class nginx, host, TLS secret, ssl-redirect annotation", "fp.txt matches the secret's certificate fingerprint"]}, "52": {"pass": false, "earned": 2, "total": 8, "failed": ["native sidecar: initContainer agent with restartPolicy Always", "probes on app as specified", "Running, shared log written by agent, grace period 5"]}, "313": {"pass": false, "earned": 0, "total": 11, "failed": ["Secret classic-tls is a TLS secret with CN classic.r700.io", "both host rules route to the right Services on /", "TLS covers both hosts with classic-tls", "defaultBackend points at web-classic:80, class is nginx"]}}}
{"at": "2026-09-20T17:32", "mode": "exam", "hard": true, "ids": [68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85], "score_pct": 100.0, "earned": 163, "total": 163, "time_used": 2909, "results": {"69": {"pass": true, "earned": 9, "total": 9, "failed": []}, "71": {"pass": true, "earned": 9, "total": 9, "failed": []}, "72": {"pass": true, "earned": 11, "total": 11, "failed": []}, "68": {"pass": true, "earned": 8, "total": 8, "failed": []}, "70": {"pass": true, "earned": 9, "total": 9, "failed": []}, "73": {"pass": true, "earned": 7, "total": 7, "failed": []}, "74": {"pass": true, "earned": 10, "total": 10, "failed": []}, "75": {"pass": true, "earned": 9, "total": 9, "failed": []}, "76": {"pass": true, "earned": 9, "total": 9, "failed": []}, "77": {"pass": true, "earned": 8, "total": 8, "failed": []}, "78": {"pass": true, "earned": 7, "total": 7, "failed": []}, "79": {"pass": true, "earned": 11, "total": 11, "failed": []}, "80": {"pass": true, "earned": 10, "total": 10, "failed": []}, "81": {"pass": true, "earned": 9, "total": 9, "failed": []}, "82": {"pass": true, "earned": 9, "total": 9, "failed": []}, "83": {"pass": true, "earned": 10, "total": 10, "failed": []}, "84": {"pass": true, "earned": 10, "total": 10, "failed": []}, "85": {"pass": true, "earned": 8, "total": 8, "failed": []}}, "synthetic": true, "note": "Scripted end-to-end verification of Set C (tasks solved programmatically), not a person sitting it"}