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Fun OpenStack Paskaitos TripleO Trumpi

Build and set root pass for TripleO introspection and overcloud-full.qcow2 image

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 […]

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Belekas Trumpi

mount KVM used LVM on host

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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Trumpi

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/

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Belekas

systemctl

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Belekas OpenStack Trumpi

cloud-init

External Links https://en.opensuse.org/Kubic:MicroOS/cloud-init https://en.opensuse.org/Portal:MicroOS/cloud-init

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Fun Trumpi Uncategorized

CentOS 8.1.1911 dvd iso size

I really like CentOS8 image size:

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Belekas OpenStack

setting up your image for a cloud using cloud-init

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/

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Belekas

Customised keyboard layout

It took me a long time to get a correct keyboard layout for myself. First, it was Physical keyboard layout which was bad (I had ANSI one)! So my friend spotted me to different standards: can be seen here. Later when I got correct Physical layout (with BIG ENTER key) (Drevo BladeMaster Pro). Still something […]

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Belekas OpenStack

Force OpenStack to use public endpoint

External link: https://access.redhat.com/solutions/3883021

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Belekas Fun Trumpi

Video 2 Audio

ffmpeg -i VIDEOFILE -acodec libmp3lame -metadata TITLE=”Name of Song” OUTPUTFILE.mp3