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how to install and configure docker-ce on Ubuntu 18.04

June 7, 2021
install the new docker version, docker-ce sudo apt update sudo apt install docker.io docker version useful docker commands CID=$(docker run…
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how to convert an KVM image to a LXC container image

June 7, 2021June 7, 2021
install lxd-p2c tool sudo apt install golang-go -y go get -v -x github.com/lxc/lxd/lxd-p2c cd ~/go/src/github.com/lxc/lxd make lxd-p2c ~/go/bin/lxd-p2c --help convert…
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how to access VM console

June 4, 2021June 7, 2021
try to connect to VM console virsh list virsh console ID (enter) if you cannot access to VM console, login…
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adding IPMI user in commandline

June 4, 2021
#!/bin/sh # execute on jumphost # # default user per manufacturer # Dell : root/calvin # Oracle: root/changeme # HP…
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converting netmask to CIDR or vice verse

June 4, 2021
#!/bin/bash # convert netmask to CIDR (Classless Inter-Domain Routing) or vice verse # mask2cidr () { # Assumes there's no…
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how to wipe out hard disk or partition

June 4, 2021
fill disk blocks with zero or random values umount /dev/sdX dd if=/dev/zero of=/dev/sdX bs=1M dd if=/dev/urandom of=/dev/sdX bs=1M filling with…
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how to implement WAN-switching over OVS-DPDK in Ubuntu 14.04 and OpenStack kilo

June 4, 2021
WAN switching for static public IP cat wanSwitching-static.sh #!/bin/bash # # example values in case of d4's eth0 KERNEL_PORT_NAME="eth0" DPDK_PORT_NAME="dpdk0"…
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how to setup pktgen tool

June 4, 2021June 4, 2021
prepare hugepage in /etc/default/grub or /etc/dpdk/dpdk.conf and reboot install required packages including libpcap-dev sudo apt-get install libpcap-dev download and build…
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how to configure CPU pinning to a VM

June 4, 2021
create a flavor through OpenStack dashboard or command line # for example, with an ID of 6, 4 GB of…
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how to configure openvswitch with dpdk on ubuntu 16.04

June 4, 2021
if you want to run DPDK-app in VM, configure /etc/default/grub to enable VT-d in BIOS settings sudo vi /etc/default/grub GRUB_CMDLINE_LINUX_DEFAULT="iommu=pt…
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