https://dengxihe.com/techwiki/ 2026-05-02T23:49:01-07:00 https://dengxihe.com/techwiki/ https://dengxihe.com/techwiki/lib/tpl/dokuwiki/images/favicon.ico text/html 2017-09-20T17:44:35-07:00 https://dengxihe.com/techwiki/cloud/cloud-init?rev=1505954675&do=diff Local cloud-init configuration for cloud image(OCI): * meta-data: instance-id=myvm01 * user-data: # cloud-config password: oracle chpasswd: { expire: False } ssh_pwauth: True ssh_authorized_key: - ssh public key timezone: America/Los_Angeles * text/html 2017-02-21T10:03:22-07:00 https://dengxihe.com/techwiki/cloud/coreos?rev=1487700202&do=diff Overwiew * CoreOS Linux was renamed to Container Linux in 2016. Under Apache 2.0 license. coreos is still the company name. The commercial distribution is called Tectonic which integrates kubernetes. * Based on Gentoo Linux. use ebuild scripts from Gentoo Linux for compilation of its system components. use systemd for init. text/html 2017-01-23T13:19:11-07:00 https://dengxihe.com/techwiki/cloud/etcd?rev=1485206351&do=diff etcd: A highly-available key value store for shared configuration and service discovery. * Simple : gRPC (http + JSON API) * Secure: automatic TLS with optional client cert authentication * Fast: 10,000 writes/sec * Reliable : Raft algorithm to be properly distributed. text/html 2017-04-03T09:40:06-07:00 https://dengxihe.com/techwiki/cloud/kubernetes?rev=1491237606&do=diff <https://kubernetes.io/> text/html 2017-03-11T09:53:58-07:00 https://dengxihe.com/techwiki/cloud/kvm?rev=1489254838&do=diff <https://www.linux-kvm.org/> <https://en.wikipedia.org/wiki/Kernel-based_Virtual_Machine> text/html 2017-08-08T12:54:08-07:00 https://dengxihe.com/techwiki/cloud/libvirt?rev=1502222048&do=diff libvirt * virsh * libvirtd * virt-install * virt-manager Virsh Storage pool and volume create a file system directory storage pool virsh # pool-create-as --name vm_pool --type dir --target <dir> virsh # pool-list Name State Autostart ------------------------------------------- default active yes vm_pool active yes virsh # pool-info vm_pool Name: vm_pool UUID: 9b092c41-3c54-4cd3-b569-e2b51234… text/html 2017-07-31T16:03:59-07:00 https://dengxihe.com/techwiki/cloud/oracle_bmcs?rev=1501542239&do=diff Oracle Bare Metal Cloud