"pvc-ec045b5e-2471-469d-9a1b-6e7db0e938b3" Volume is already exclusively attached to one node and can't...be attached to another 好家伙，当前的 PV 所对应的 RBD image 还在被另一个 Pod 占用着，所以无法挂载到新 Pod 中。...ceph-csi_2b7da817-3f4a-4e8f-9f99-a39da07c5b94_5 5330c84529e9 37c1d9ea538b "/csi-node-driver-re..."pvc-ec045b5e-2471-469d-9a1b-6e7db0e938b3" Volume is already exclusively attached to one node and can't...be attached to another Warning FailedMount 14m kubelet, k8s03
"pvc-0a5eb91b-3720-11e8-8d2b-000c29f8a512" Volume is already exclusively attached to one node and can't...be attached to another 可以看到attachdetach-controller报告说这个volume已经被attach到一个node节点上了，因此不能被attach到其它的node...然后检查一下这个volume被哪个node节点attach住了： $ kubectl describe pv pvc-0a5eb91b-3720-11e8-8d2b-000c29f8a512 Source...k8s里volume的卸载过程跟上述场景完全相反： umount，卷已经和对应worker node解除映射，且已经从文件系统umount detach，卷已经从worker node卸载 recycle...问题二 问题描述 还是上述那个场景，这次对deployment作了一次滚动更新，这时k8s会新创建一个pod，尝试挂载volume，但这次原来那个node节点上pod仍处于Running状态，因而其使用
在 Kubernetes 节点发生故障时，在 40 秒内（由 Controller Manager 的 --node-monitor-grace-period 参数指定），节点进入 NotReady 状态...节点主机可用 有些情况下，节点作为 Kubernetes Node 的功能无法正常工作，但是节点本身是可用的，例如无法连接到 API Server 的情况。...Multi-Attach error for volume "pvc-2de7d17c-04c6-11eb-b22b-5254002d96de" Volume is already used by pod..."pvc-2de7d17c-04c6-11eb-b22b-5254002d96de" Volume is already exclusively attached to one node and can't...be attached to another 出现另一个错误，PV 已经被绑定到不可用节点。
Platform vendors don’t build NUMA systems just to make software developers’ lives interesting....no memory attached, and reassign any CPUs attached to that cell to a node representing a cell that does...Thus, on these architectures, one cannot assume that all CPUs that Linux associates with a given node...CPU” is attached using one of the kernel’s numa_node_id() or CPU_to_node() functions and then request...fallback path overhead or some subsystems would fail to initialize if they attempted to allocated memory exclusively
我们逐一说明： · statefulset为了保障at most one semantics，需要满足对于指定identity同时只有一个pod存在。..."pvc-7f68c087-9e56-11ea-a2ef-5254002f7cc9" Volume is already used by pod(s) nginx-7b4d5d9fd-nqgfz...-11ea-a2ef-5254002f7cc9" Volume is already used by pod(s) nginx-7b4d5d9fd-nqgfz 解决办法是采用支持RWX(ReadWriteMany..."10.0.0.3" Volume is already exclusively attached to node 10.0.0.2 and can't be attached to another..."pvc-e97c6ce6-d8a6-11ea-b832-7a866c097df1" Volume is already exclusively attached to one node and can't
我们逐一说明： · statefulset为了保障at most one semantics，需要满足对于指定identity同时只有一个pod存在。..."pvc-7f68c087-9e56-11ea-a2ef-5254002f7cc9" Volume is already used by pod(s) nginx-7b4d5d9fd-nqgfz Warning...-11ea-a2ef-5254002f7cc9" Volume is already used by pod(s) nginx-7b4d5d9fd-nqgfz 解决办法是采用支持RWX(ReadWriteMany..."10.0.0.3" Volume is already exclusively attached to node 10.0.0.2 and can't be attached to anotherI0811..."pvc-e97c6ce6-d8a6-11ea-b832-7a866c097df1" Volume is already exclusively attached to one node and can't
Only Persistent Volume Claims for those supported types are checked....PodFitsHostPorts: Check if any HostPort required by the Pod is already occupied on the node....HostName: Filter out all nodes except the one specified in the PodSpec's NodeName field....root volume -- see Amazon's documentation)....(In other words, (capacity - sum of requests of all Pods already on the node - request of Pod that is
查看卷列表 [root@controller ~]# openstack volume list ID Name Status Size Attached to 2e01aabf-cf58-4a18-b2dd-d21d786ab8d3...in-use 50 Attached to Ke'Hu-5 on /dev/vda 4b03f7dc-a599-4b74-8448-747e7c8ec2b2 in-use 50 Attached...Value attachments [] availability_zone nova bootable true consistencygroup_id None created_at 2019-05-10T01...b249368c-1321-4745-8b58-d5308f590a6c migration_status None multiattach False name os-vol-host-attr:host node2...replication_status None size 50 snapshot_id None source_volid None status available type None updated_at 2019-05-16T07
, CSI, Other Volume 的操作一般都是 Attach volume to node -> Mount volume to pod 这篇文章关注 Out-Of-Tree 的 FlexVolume...the node waitforattach: Controller Manager 调用, Wait for the volume to be attached on the remote node...isattached: Controller Manager 调用, Check the volume is attached on the node (un)mountdevice: Kubelet...+------------+ Node | | Node Publish | | Unpublish Volume...Usage: " err "\t$0 init" err "\t$0 mount " err "\t$0 unmount "
形式部署；Node 负责将 Volume mount 到 pod 中，以 DaemonSet 形式部署在每个 node 中。...CSI Node 用于实现 mount/umount volume、检查 volume 状态等功能，Node 插件需要实现这组接口。...相关代码如下（为了精简逻辑，删除了部分代码）： // Iterate through all pods and add to desired state of world if they don't /...attached/mounted....volMounted || cache.IsRemountRequiredError(err) { // Volume is not mounted, or is already mounted
附着到 node 上，或从 node 上删除。...形式部署；Node 负责将 Volume mount 到 pod 中，以 DaemonSet 形式部署在每个 node 中。...CSI Node 用于实现 mount/umount volume、检查 volume 状态等功能，Node 插件需要实现这组接口。...attached/mounted....volMounted || cache.IsRemountRequiredError(err) { // Volume is not mounted, or is already
查看卷列表 [root@controller ~]# openstack volume list ID Name Status Size Attached to 2e01aabf-cf58-4a18-b2dd-d21d786ab8d3...in-use 50 Attached to Ke'Hu-5 on /dev/vda 4b03f7dc-a599-4b74-8448-747e7c8ec2b2 in-use 50 Attached...50 Attached to ROLY-9 on /dev/vda 7a837265-57f5-445d-98a7-e1591fae94f5 in-use 50 Attached to ROLY-7...create b249368c-1321-4745-8b58-d5308f590a6c Field Value created_at 2019-05-16T06:58:35.970533 description...create b249368c-1321-4745-8b58-d5308f590a6c --description xinjian Field Value created_at 2019-05-16T07
iscsi 2 [root@system2 ~]# systemctl start iscsi 四 发现目标 1 [root@system2 ~]# iscsiadm -m discovery -t....2016-09.com.example:remotedisk1 五 登陆目标 1 [root@system2 ~]# iscsiadm -m node -T iqn.2016-09.com.example...:remotedisk1 -p 172.24.8.11 -l #登陆目标或 2 iscsiadm -m node --targetname iqn.2016-09.com.example:remotedisk1...~]# pvcreate /dev/sd{c,d} 6 …… 7 [root@system2 ~]# vgcreate iscs-vg01 -s 16M /dev/sd{c,d} 8 Volume...iscs-vg01" successfully created 9 [root@system2 ~]# lvcreate -n iscs-lv01 -L +4G iscs-vg01 10 Logical volume
namespace=namespace): # Create ns_veth in a namespace if one...share/drivers/service_instance.p def _check_server_availability(self, instance_details): t ...= time.time() while time.time() - t < self.max_time_to_build_instance: LOG.debug(... """Formats device attached to the service vm.""" ...=None): """Checks whether volume already mounted or not."""
但是从kubelet日志却发现Volume not attached according to node status ，也就是说kubelet认为cbs没有按照node的状态去挂载。...根据Volume not attached according to node status 在代码中找到对应的位置，发现在GenerateVerifyControllerAttachedVolumeFunc...，如果没有找到就报错（Volume not attached according to node status） 所以可以看出来，volume manager就是根据volume是否存在于__node.Status.VolumesAttached...中的内存把新建pod引用的volume同步到了volumesToMount中，在验证volume是否attach时，就会报错（Volume not attached according to node...中没有这个voume，也就认为没有attach成功，所以就有了现象中的报错Volume not attached according to node status 之后kubelet的syncPod在等待
管理节点命令—node [root@docker ~]# docker node --help Usage: docker node COMMAND Manage Swarm nodes Commands...manager in the swarm ps List tasks running on one or more nodes, defaults to current node...rm Remove one or more nodes from the swarm update Update a node Run 'docker node...exists #分层下载，已存在的文件可以共享 93619dbc5b36: Already exists 99da31dd6142: Already exists 626033c43d70: Already...exists 37d5d7efb64e: Already exists ac563158d721: Already exists d2ba16033dad: Already exists 688ba7d5c01a
创建一个卷名叫 wocao 的卷 大小为：100G [root@controller ~]# openstack volume create wocao --size 100 Field Value...attachments [] availability_zone nova bootable false consistencygroup_id None created_at 2019-05-16T06...user_id 06a72bdd76d247fca8328ee17360449e 创建后查看卷列表---发现一个叫wocao的卷100G [root@controller ~]# openstack volume...-4a18-b2dd-d21d786ab8d3 in-use 50 Attached to Ke'Hu-5 on /dev/vda 4b03f7dc-a599-4b74-8448-747e7c8ec2b2...in-use 50 Attached to Ke'Hu-4 on /dev/vda 2bcc85bb-f7a1-4359-9fa0-5e5fe7e5d5b0 in-use 50 Attached
但是从 kubelet 日志却发现Volume not attached according to node status ，也就是说 kubelet 认为 cbs 没有按照 node 的状态去挂载。...根据Volume not attached according to node status 在代码中找到对应的位置，发现在GenerateVerifyControllerAttachedVolumeFunc...，如果没有找到就报错（Volume not attached according to node status）； 所以可以看出来，volume manager 就是根据 volume 是否存在于node.Status.VolumesAttached...中的内存把新建 pod 引用的 volume 同步到了volumesToMount中，在验证 volume 是否 attach 时，就会报错（Volume not attached according...node.status.VolumesAttached中没有这个 voume，也就认为没有 attach 成功，所以就有了现象中的报错Volume not attached according to node
The Linux distribution should include that file already compiled in CoppeliaSim/compiledROSPlugins, but...it first needs to be copied to CoppeliaSim/, otherwise it won't be loaded....This node will be in charge of controlling the red robot in the demo scene controlTypeExamples/controlledViaRos.ttt...Upon succesful ROS2 Interface load, checking the available nodes gives this: $ ros2 node list /sim_ros2...This is one of the many strengths of CoppeliaSim.
means that before you can begin you must shift your mindset into an object-oriented world (unless it’s already...you have a connection to the television, but when someone says, “Change the channel” or “Lower the volume...That is, just because you have a reference doesn’t mean there’s necessarily an object connected to it...If you decided to send a message to s at this point, you’ll get an error because s isn’t actually attached...The keyword new says, “Make me a new one of these objects.”
领取专属 10元无门槛券
手把手带您无忧上云
云服务器
ICP备案
对象存储
实时音视频
即时通信 IM