我正在尝试使用Elasticsearch,Fluentd和Kibana对我的kubernetes集群进行日志监控 . 这是我在这项任务中遵循的link . 我用beta.kubernetes.io/fluentd-ds-ready:"true"标记了节点 . 最初,我为Elasticsearch创建了statefulset .
之后,我创建了fluentd-es-configmap.yaml,fluentd-es-ds.yaml并使用 kubectl get pods -n kube-system
检查了pods状态 . Fluentd pod正在显示容器创建状态 . 我检查了Fluentd容器的日志,它显示了如下错误:
来自服务器的错误(BadRequest):pod“fluentd-es-v2.0.1-csx96”中的容器“fluentd-es”正在等待启动:ContainerCreating
这里是流利的pod描述:
Name: fluentd-es-v2.0.1-csx96
Namespace: kube-system
Priority: 0
PriorityClassName: <none>
Node: ldap/192.168.1.191
Start Time: Wed, 10 Oct 2018 15:08:17 -0400
Labels: controller-revision-hash=5754d85c97
k8s-app=fluentd-es
kubernetes.io/cluster-service=true
pod-template-generation=1
version=v2.0.1
Annotations: scheduler.alpha.kubernetes.io/critical-pod:
Status: Pending
IP:
Controlled By: DaemonSet/fluentd-es-v2.0.1
Containers:
fluentd-es:
Container ID:
Image: gcr.io/google-containers/fluentd-elasticsearch:v2.0.1
Image ID:
Port: <none>
Host Port: <none>
State: Waiting
Reason: ContainerCreating
Ready: False
Restart Count: 0
Limits:
memory: 500Mi
Requests:
cpu: 100m
memory: 200Mi
Environment:
FLUENTD_ARGS: --no-supervisor -q
Mounts:
/etc/fluent/config.d from config-volume (rw)
/host/lib from libsystemddir (ro)
/var/lib/docker/containers from varlibdockercontainers (ro)
/var/log from varlog (rw)
/var/run/secrets/kubernetes.io/serviceaccount from fluentd-es-token-l2b2m (ro)
Conditions:
Type Status
Initialized True
Ready False
ContainersReady False
PodScheduled True
Volumes:
varlog:
Type: HostPath (bare host directory volume)
Path: /var/log
HostPathType:
varlibdockercontainers:
Type: HostPath (bare host directory volume)
Path: /var/lib/docker/containers
HostPathType:
libsystemddir:
Type: HostPath (bare host directory volume)
Path: /usr/lib64
HostPathType:
config-volume:
Type: ConfigMap (a volume populated by a ConfigMap)
Name: fluentd-es-config-v0.1.0
Optional: false
fluentd-es-token-l2b2m:
Type: Secret (a volume populated by a Secret)
SecretName: fluentd-es-token-l2b2m
Optional: false
QoS Class: Burstable
Node-Selectors: beta.kubernetes.io/fluentd-ds-ready=true
Tolerations: node.kubernetes.io/disk-pressure:NoSchedule
node.kubernetes.io/memory-pressure:NoSchedule
node.kubernetes.io/not-ready:NoExecute
node.kubernetes.io/unreachable:NoExecute
node.kubernetes.io/unschedulable:NoSchedule
Events:
Type Reason Age From Message
---- ------ ---- ---- -------
Warning FailedMount 14m (x42 over 107m) kubelet, ldap Unable to mount vo lumes for pod "fluentd-es-v2.0.1-csx96_kube-system(d80d9c78-ccbf-11e8-b7b5-52540 0e4ff36)": timeout expired waiting for volumes to attach or mount for pod "kube- system"/"fluentd-es-v2.0.1-csx96". list of unmounted volumes=[config-volume]. li st of unattached volumes=[varlog varlibdockercontainers libsystemddir config-volume fluentd-es-token-l2b2m]
Warning FailedMount 3m23s (x60 over 109m) kubelet, ldap MountVolume.SetUp failed for volume "config-volume" : configmap "fluentd-es-config-v0.1.0" not found
有人可以建议我如何解决这个问题吗?
提前致谢 .
1 回答
问题似乎是configmap名称不匹配 . DaemonSet在查找名为
fluentd-es-config-v0.1.0
的配置映射但找不到它 .在存储库中,configmap在fluentd-es-ds.yaml和fluentd-es-configmap.yaml中都被命名为
fluentd-es-config-v0.1.5
,因此它应该只使用这些文件 .