list interfaces External Links https://access.redhat.com/documentation/en-us/red_hat_openstack_platform/16.0/html-single/director_installation_and_usage/index#performing_network_introspection_for_interface_information https://access.redhat.com/documentation/en-us/red_hat_openstack_platform/16.0/html-single/director_installation_and_usage/index#provisioning-virtualized-controllers-using-RHV-driver < virtual machines for controllers
Author: Ruslanas Gžibovskis
Bio
Cloning LV to mirror Add /dev/vdc if you want to copy to a separate Physical device, yes you need to have it in your VG… Split mirror Split mirror to other PV External Links http://www.voleg.info/lvm2-clone-logical-volume.html
Everything here is not mandatory, but nice to have, at least for me 🙂 Partition layout External links https://tldp.org/LDP/Linux-Filesystem-Hierarchy/html/index.html
Build image Please keep in mind, that in the middle of C8 repo filenames were changed… and some package names… so if it fails, double check if all is good. Also I have enabled PowerTools (to help it find rubby, or some libs for rubby) and other openstack-ussuri-release repos… Ok, once everything is built, let’s […]
Identify VM which FS you need to mount on host. virsh list –all If that VM is on, maybe you can scp from there? If no, better poweroff VM. identify your VM used LV, or just check it: virsh domblklist vm01 Create a temp LVM to have your host VG identified: lvcreate -L 1M -n […]
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Jumbo Frames or 9000 MTU ping test
Mac OSX: ping -D -s 8184 [destinationIP] On Linux: ping -M do -s 8972 [destinationIP] On Windows: ping -f -l 9000 [destinationIP] External Links https://blah.cloud/hardware/test-jumbo-frames-working/
External Links https://en.opensuse.org/Kubic:MicroOS/cloud-init https://en.opensuse.org/Portal:MicroOS/cloud-init
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CentOS 8.1.1911 dvd iso size
I really like CentOS8 image size:
Currently, some links on how to create a cloud image. https://cloudinit.readthedocs.io/en/latest/topics/examples.html https://cloudinit.readthedocs.io/en/latest/topics/network-config-format-v1.html#more-examples https://www.lisenet.com/2017/centos-7-server-hardening-guide/ https://rharmonson.github.io/cos7inst.html https://access.redhat.com/discussions/664843 https://ask.openstack.org/en/question/63589/centos-7-password-issue-for-guest-image-kindly-suggest/ https://ask.openstack.org/en/question/60803/any-openstack-centos-image-with-a-set-password-i-can-use/