In the second part (Volume Attach/Detach), it failed because rbd binary was not found. My kubelet is running on CoreOS host (not inside docker/rkt) because and due to to security, kubespray kubelet_deployment_type default is 'host'. I could NOT install ceph-common when setting up these...
提示"rbd: create volume failed, err: failed to create rbd image: executable file not found in $PATH:"。 问题来自gcr.io提供的kube-controller-manager容器镜像未打包ceph-common组件,缺少了rbd命令,因此无法通过rbd命令为pod创建rbd image,查了github的相关文章,目前kubernetes官方在kubernetes-incubator/external...
image_name (str) -- the name of the image on_progress (callback function) -- optional progress callback function Raises: ImageNotFound migration_commit(self, ioctx, image_name, on_progress=None) Commit an executed RBD image migration. Parameters: ioctx (rados.Ioctx) -- determines wh...
[root@clienta~]# rbd create --size 1G --stripe-unit=1M --stripe-count=4 image2[root@clienta~]# rbd info image2rbdimage'image2':size1GiBin256objectsorder22(4MiBobjects)snapshot_count:0id:fad5ece2e6b6block_name_prefix:rbd_data.fad5ece2e6b6format:2features:layering,striping,exclusive-l...
从打印信息中可以看到如下出错信息failed to create rbd image: executable file not found in $PATH,提示创建 rbd image 失败,因为在$PATH中没找到可执行文件。于是在 kubernetes github issues 中搜索了一下相关信息,通过issues/38923这个 issues 中的描述,大概了解到是需要安装 ceph-common 工具插件来操作 Ceph,上...
rbd rbd: sysfs write failed RBD image feature set mismatch. Try disabling features unsupported by the kernel with "rbd feature disable". In some cases useful info is found in syslog - try "dmesg | tail". rbd: map failed: (6) No such device or address 解决办法:在ceph节点上 rbd feature...
[root@ceph141~]# rbd info yinzhengjie-rbd/wordpressrbdimage'wordpress':size2GiBin512objectsorder22(4MiBobjects)snapshot_count:0id:12dc1b0f25c9block_name_prefix:rbd_data.12dc1b0f25c9format:2features:layering,exclusive-lock,object-map,fast-diff,deep-flattenop_features:flags:create_timestamp:Thu...
[root@inf-c7-n1 ~]# rbd remove vms/image1 2021-09-2709:23:33.422 7f0a67fff700-1librbd::image::PreRemoveRequest: 0x558951f3ca10 check_image_watchers: image has watchers-not removing Removing image:0% complete...failed. rbd: error: image still has watchers ...
在Ceph里面RBD,image是对外的提供的逻辑概念,image是由数据和元数据组成,数据和元数据都存储在底层的RADOS对象中。因此,对image的操作就可以分为: 1)数据操作:IO流程 2)元数据操作:配置流程 创建image主要操作的是元数据,这属于配置流程。所以,要看下image的元数据有哪些?
[root@inf-c7-n1 ~]# rbd map vms/image1 rbd: sysfswritefailed RBD image featuresetmismatch. You can disable features unsupported by the kernel with"rbd feature disable vms/image1 object-map fast-diff deep-flatten". In some cases useful info is foundinsyslog-try"dmesg | tail". ...