Feature Docker Swarm Kubernetes Installation Simple installation but resultant cluster not strong Difficult installation and a resultant cluster is strong Scalability Unlimited nodes with a price of resources lost. 1000 nodes with 30,000 containers 5000+ but most companies will limit you to about 250 max. 5000 nodes with 150,000 containers Load Balancing Auto load-balancing in … Read more
Hardware Requirements MASTER/NODE egrep –color ‘vmx|svm’ /proc/cpuinfo Must have VMX or SVM processor flag that enables virtualisation. vmstat -s | grep total 280000 K – must be more than cat /proc/cpuinfo | grep cores | wc -l must be 2+ If you are using VM for this task, it might not work due to a … Read more
Battery Cartridge is covered with a sticky plastic plate glued on both sides. Stickers are strong enough to keep the battery cartridge intact. One Green and one Red showing a direction of a connecting plug. After taking out stickers: We can see a holder that can be disconnected and two 12V batteries: The battery used … Read more
There are two versions, primary and secondary. This means you can boot device with one or second firmware making sure it will boot up. The lastest HPE is providing these days is RA.16.04.0016 Check the firmware version by accessing the GUI in SYSTEM > STATUS menu. Go to https://h10145.www1.hpe.com/downloads/SoftwareReleases.aspx?ProductNumber=J9625A *If you need another model then … Read more
To configure a switch HP-2620-24-PoEP it is possible to configure this in many ways. 1. With NTP service that are listed by using dig command: # dig 0.uk.pool.ntp.orgclear 0.uk.pool.ntp.org. 150 IN A 129.250.35.250 0.uk.pool.ntp.org. 150 IN A 178.62.235.154 0.uk.pool.ntp.org. 150 IN A 46.227.200.70 0.uk.pool.ntp.org. 150 IN A 176.58.109.199 # dig 1.uk.pool.ntp.orgclear 1.uk.pool.ntp.org. 144 IN A … Read more
Repository folder structure tags branches trunk What is TRUNK/? Is the latest code major code folder. The developer can commit code from their branches. The code is subject for testing before going to be released. What are TAGS/ and we need them? Operations receive an automated signal that a new code version is in TRUNK … Read more
ERROR: System stopped working and requires action to restart. STOP your work. WARNING: Something is wrong and you need to fix it. NOTICE: This is to notify you of a potential issue.
Did you run into issues with the Google Data Studio report with report level date settings? A very easy trick to spot a malicious element on the page that is interfering with your report is by using the famous CTRL + A combination to highlight them all. In some cases you may have to go … Read more
Why Gutenberg is Good for New Designs but Bad for Saved Ones Johannes Gutenberg shook the world in the 15th century when his printing press changed the way people read books and other materials. Nearly 600 years later, it seems he’s transforming the world once again. Or rather, his last name is, for Gutenberg is … Read more
Background: On 6th December 2018 WordPress has released a new version of WordPress tagged as version 5.0. There is one significant big change from the previous version. Classic editor for posts and pages has been replaced with Gutenberg Editor one. Many WordPress sites are set for automatic updates of core system due to security reasons. This mean WordPress will get upgraded to … Read more