Posts Categorized: Uncategorized

CLI RAID Disk Layout on Dell Servers

Newer iDRAC web interfaces show the physical and virtual disks on a PERC controller but for older servers with an old iDRAC use openmanage on the command-line. To view a list of the physical disks: omreport storage pdisk controller=0 To view a list of the virtual disks: omreport storage vdisk controller=0 To check which physical… Read more »

Reboot Linux Server

On a server where normal reboot commands such as ‘shutdown -r now’ are not working and if you don’t have access to an iDrac or similar the following worked: echo 1 > /proc/sys/kernel/sysrq echo b > /proc/sysrq-trigger

Accessing iDRAC 6 with IE Compatibility Mode

Had difficulty accessing an old iDRAC 6 interface with a more recent release of a web browser. Some of the drac interface shows but you get 404 error messages. The solution was accessing it via the compatability mode on IE: Then add the address of the iDRAC interface:

Offline PluralSight Videos

I wanted to watch a PluralSight course while on a flight without internet access. This might well be against the PluralSight terms and conditions so I don’t recommend doing this. I used a recent version of youtube-dl and used a recent version of python via conda: conda create -n python37 python=3.7 anaconda conda env listconda… Read more »

Installing Vault with Zookeeper

Hashicorp Vault supports several backends for secret storage. I was creating a test Vault to play with PKI certificate generation and started with installing Zookeeper After download the Vault binary and extracting it to /usr/local/sbin/vault, I created a config file at /etc/vault/config.hcl vi /etc/vault/config.hcl storage “zookeeper” { address = “127.0.0.1:2181” path = “vault/” }listener “tcp”… Read more »

Apply Export Policy on NetApp 9.1

There have been some changes to the NetApp menu and it took me a few minutes to find the location to apply export policies to a volume. It is currently (version 9.1) found under the ‘Junction Paths’ menu tab for the SVM. The ‘Export Policies’ are defined under the specific SVM:

Minecraft Spigot Server on CentOS 7

I’m just recording some notes here on the steps I took to run a Minecraft (Spigot) server on a CentOS 7 server. Install Pre-requisites yum install git python-twisted-core python-psutil python-urwid python-twisted-web screen Get Java You could try using OpenJDK with yum install java-1.8.0-openjdk Or visit the Oracle website agree to the license agreement and download the jdk-8u131-linux-x64.rpm file. Copy that file to your… Read more »

Changing Dell iDRAC Password with racadm

Shell

The default user and password combination for a Dell iDRAC interface is root / calvin It can be manually reset when logging in to the web interface but when doing many machines at once and many actions at the same time the racadm tool is handy. To change the password use: racadm -r 192.168.1.23 -u… Read more »