How to Install Solr on Ubuntu

Solr installs in more or less the same way with any recent version, on any recent version of Ubuntu.

Once you have provisioned your server, create a ssh terminal session.

ssh [email protected]

Update all the packages to most recent with the package manager.

sudo apt update

Install Java.

sudo apt install openjdk-11-jdk

Download the package from Apache.

wget https://archive.apache.org/dist/lucene/solr/9.2.1/solr-9.2.1.tgz

Extract the install file.

tar xzf solr-9.2.1.tgz solr-9.2.1/bin/install_solr_service.sh --strip-components=2

Run the install script.

sudo bash ./install_solr_service.sh solr-9.2.1.tgz

Check the server status.

sudo systemctl status solr

Check that you can turn solr on and off with systemctl.

sudo systemctl stop solr

sudo systemctl start solr

Make solr start on reboot.

sudo systemctl enable solr

Create a core.

sudo su - solr -c "/opt/solr/bin/solr create -c testCollection -n data_driven_schema_configs"

COVID-19: Not Just Numbers, but Repositories of Wisdom Lost

The COVID-19 pandemic swept through the world, leaving a trail of devastation in its wake. As nations grapple with its economic, social, and healthcare repercussions, there is another impact, subtler but profound, that needs our attention: the loss of senior leaders, thinkers, and mentors from businesses and organizations.

While the early narrative around COVID-19 revolved around its heightened risk to the elderly, it is essential to realize that the virus didn't just claim "old people". It took away leaders with decades of experience, strategic thinkers who navigated organizations through previous crises, and mentors who nurtured future talent. Their deaths have created a vacuum in many organizations that will be challenging to fill.

A Loss of Leadership, Quality and Innovation

Across the spectrum, from finance to fashion, from retail to research, the loss of seasoned professionals due to COVID-19 has caused ripples that have disrupted the very essence of these sectors. Recognizing, respecting, and finding ways to fill this void becomes imperative for a more stable and prosperous future.

The Value of Experience

In the corporate world, experience is irreplaceable. Senior professionals bring more to the table than just a CV boasting numerous positions and accomplishments. They offer a nuanced understanding of the business landscape, having weathered economic downturns, technological disruptions, and global events. Their foresight and deep-rooted knowledge of organizational history often act as a compass during tumultuous times.

Mentorship and Organizational Culture

Beyond their direct roles, many of these seasoned professionals played crucial roles as mentors. They passed on not just skills and knowledge, but also the ethos, values, and culture of the organizations they were a part of. New talent, no matter how qualified, needs time and guidance to acclimate and grow. The absence of such stalwarts can disrupt the organic growth and evolution of an organization.

Loss in Continuity and Decision Making

Another profound impact of the loss of these veterans is the potential disruption in organizational continuity. Senior leaders hold the threads of multiple projects, negotiations, and decisions. Their sudden departure can lead to delays, confusion, and at times, costly mistakes.

A Shift in Strategy

The absence of these seasoned leaders can also precipitate a shift in organizational strategy. While fresh perspectives are always valuable, the balance provided by experienced voices ensures that businesses don't steer too far off track. They were often the voice of reason, cautioning against hasty decisions and ensuring that change, while inevitable, was also manageable.

The Road Ahead

The knock-on effect of the loss of senior professionals to COVID-19 will be felt for years, if not decades. Organizations must recognize this gap and invest in leadership development and mentoring programs. While no one can "replace" the departed, businesses can ensure that their legacy lives on by nurturing the next generation of leaders, imbibing in them the same values, knowledge, and wisdom that their predecessors held dear.

While the world counts the fatalities of COVID-19 in numbers, businesses and organizations mourn the loss of visionaries, leaders, and mentors. Their contributions went beyond profit margins and growth charts; they shaped the very soul of the organizations they were part of. As we rebuild in a post-pandemic world, let us remember and honor their legacy by striving for the excellence they always pursued.