linux-administration - soultrace

linux-administration

A collection of 11 posts

linux-administration

Open ssh URLs in chrome and firefox

If you are using some simple web applications that provides list of devices that you can connect using ssh it is useful to auto launch terminal with ssh connection started. I am doing this on debian 9.5, chromium 69.0 and firefox 60.3. First we need to setup

XenServer - join host with different number of interfaces to existing pool

If your host has different number of interfaces then hosts in existing pool you need to make sure the names of interfaces are in order with those in pool. It means that if you use 8 NICs in pool and new host has 10 NICs you need to user first

linux-administration

Nextcloud client on debian stretch (9.5)

There is only ppa archive for nextcloud client installation so in this guide we will add it to debian repo list and install it. We will use "add-apt-repository" command. To be able to use the command in Debian, you need to install the"software-properties-common" and after add ppa repo in

Dell Storage Manager Client on debian 9.5

DellSMC comes in windows and linux version. Linux is .rpm version. To install it on debian system you need to convert it to .deb package. Download DellSMC and extract it: wget https://downloads.dell.com/FOLDER04688892M/1/DellEMCStorageClientLinux-16.3.20.31.zip unzip DellEMCStorageClientLinux-16.3.20.31.zip Archive: DellEMCStorageClientLinux-16.

linux-administration

Digital Ocean 'Spaces' mounting and scripts

If you are using DO (Digital Ocean) Spaces feature then you are probably thinking of scripting or even mounting this "share" on your pc or even on Droplet itself. First, I would like to mention that I recently switch this blog to Digital Ocean and pointed my domain registrar to

DD getting progress status

There are a few ways you can get progress/status of your dd command. Here are 3 examples I know: Using pv Install pv (pv - monitor the progress of data through a pipe): sudo apt install pv Now you can pipe your dd command to see progress: dd bs=

linux-administration Featured

Sys admin tips

Too small to be put in separate post I will use this one "feature" post for putting all the little tricks I am using in my daily work. So when I remember something usefull or stumble on something new I't will go here... 1. find your public IP from CLI

Prometheus node_exporter with perccli textfile collector on xenserver

If using prometheus/grafana setup for monitoring you probably used node_exporter for exporting machine metrics. I will show you how to install node_exporter together with perccli utility on xenserver host. Prior to node_exporter 0.15.0 megacli was integrated as collector (only disabled by default) and used

linux-administration

Mount network share after boot and/or depending on network location

To address the problem of auto-mounting your shares depending on your location in terms of networks, SSID or vpn connected. I used to solve this with scripts be it with systemd services, cron, fstab in some way (_netdev) etc. But presently I use NetworkManager[1] and it's dispatcher service. If

linux-administration

Disable ipv6 on Debian/Ubuntu

If you don't need ipv6 and wanna keep network "clean" especially for local servers/services you can easily disable ipv6. 1. check to see ipv6 under interfaces configuration (you can see ipv6 info for every interface) ip a sh 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default link/

linux-administration

NTP time sync with systemd-timesyncd

With systems that are using systemd[1] as init system there is no need to install ntpd daemon anymore if you only need to sync local time with your NTP server. On Debian distro systemd-timesyncd service can be found by default from Stretch (9.0) version. So in order to