Milad Jahandideh miladjahandideh

Open vSwitch & OVN Command Cheat Sheet

Open vSwitch (OVS) Commands

Bridge Management

# List all bridges
ovs-vsctl show

Install FIO on Ubuntu/Debian:

sudo apt update
sudo apt install -y fio lshw

Install FIO on Fedora:

Ceph host maintenance enable/disable with cephadm

ceph orch host ls

ceph orch host ok-to-stop

ceph mgr fail my-ceph-host-1-xyz # If mgr is on this node/host

ceph orch host maintenance enter my-ceph-host-1

	package main

	import (
	"bufio"
	"context"
	"crypto/md5"
	"database/sql"
	"encoding/json"
	"errors"
	"fmt"

	GET _cluster/health

	GET _cat/nodes

	GET _cluster/settings

	PUT _cluster/settings
	{
	"persistent": {
	"cluster.routing.allocation.enable": "none"