https://wenhan.blog/en/tags/cloud/ Recent content in Cloud on Wenhan blog Hugo -- gohugo.io en-US Thu, 27 Sep 2018 22:09:02 +0000 https://wenhan.blog/en/posts/20180927_openstack-frequently-used-command/ Thu, 27 Sep 2018 22:09:02 +0000 https://wenhan.blog/en/posts/20180927_openstack-frequently-used-command/ OpenStack frequently used command OpenStack Compute - Nova list instances nova list openstack server list list/check flavor nova flavor-list nova flavor-show <name or ID> openstack flavor list openstack flavor show <name or ID> create flavor openstack flavor create --ram <ram> --vcpus <cpu number> --disk <size> --id <id> <name> nova flavor-create <name> <id> <ram> <disk> <vcpus> launch an instance nova boot <name> --image <image> --flavor <flavor> openstack server create --flavor <flavor> --image <image> <name> launch an instance with network openstack server create --flavor <flavor> --image <image> <name> net-id=<network> launch an instance with key-pair nova boot <name> --image <image> --flavor <flavor> --key-name <key-pair name> openstack server create --flavor <flavor> --image <image> <name> access instance via router ip netns list sudo ip netns exec <qrouter-id> ssh -i <key> user@ip launch an instance with custom port nova boot --image <image> --flavor <flavor> --nic port-id=<port-id> <instance name> delete an instance nova delete <ID> openstack server delete <ID or name> Openstack Network - Neutron list network openstack network list list subnetwork openstack subnet list --long create a network openstack network create <net name> create a subnetwork openstack subnet create <subnet name> --network <net name> --subnet-range <ip address>/<prefix> --gateway <gw ip> --allocation-pool start=IP_ADDR,end=IP_ADDR e.