Data Center: Page

Use the VMware Host Client to manage single ESXi hosts

The VMware Host Client is faster and more secure than the vSphere Flash-based client, but it has yet to reach maturity. Here are some other tools you can use to manage ESXi hosts.

By Vladan Seget • April 26, 2017

How do you change ESXi 6.5 host names and DNS configuration?

Admins have options when it comes to changing an ESXi 6.5 host name, but only the vSphere Web Client has full functionality in the latest release.

By Vladan Seget • April 12, 2017

How can I prevent data loss during a Linux distribution upgrade?

It's important to prevent data loss during a Linux OS upgrade. How can partitions or disk drives help IT teams meet that goal?

By Jack Wallen • April 5, 2017

Copying virtual machines with VMware vSphere Replication

Now that you've completed the installation and configuration, it's time to walk through the process of how vSphere Replication works.

By Vladan Seget • March 31, 2017

How do you recreate a missing VMDK descriptor file?

The descriptor file plays an essential role in a virtual machine disk file, pointing to the larger data file and other VMDK information. So, what do you do when it goes missing?

By Rob Bastiaansen • Feb. 9, 2017

Use automated vSphere Update Manager for more controlled patching

The most recent version of vSphere Update Manager helps reduce the stress of patching hosts, VMs, virtual appliances and more. Set it up in just a few simple steps.

By Vladan Seget • Jan. 30, 2017

What should my dimensions be for a data center building design?

Don't get hung up on data center dimensions in the design phase. Focus on length-to-width ratios to get the most out of data center space, power and cooling.

By Robert McFarlane • Jan. 18, 2017

Use a Linux file system journal for data integrity, performance

Understand the three different file system journaling modes for Linux, as well as which mount option provides the best levels of data protection and performance.

By Sander van Vugt • Jan. 17, 2017

Test yourself on modern data center networking architecture

Evolving business needs demand a new approach to data center networking. Keep yourself updated on SDN, VXLAN and other technologies with this quiz.

By Erica Mixon • Jan. 16, 2017

Five data center certifications admins need to know

Data center certifications, including those from VMware and Cisco, can provide a career boost for admins. Consider taking one of these five exams to expand your knowledge.

By Stephen Bigelow • Jan. 13, 2017

VMware’s vCenter HA makes up for vCenter Server shortcomings

VMware vCenter 6 High Availability saves administrators the time and effort of having to log in to hosts individually to track down vCenter should they forget to restrict it.

By Stuart Burns • Dec. 30, 2016

Compare the best Linux distros for enterprise servers

Any of the popular Linux distributions can run on enterprise servers, but here's how to decide which is best for you. Compare SUSE, Red Hat, Oracle and Ubuntu Linux OSes.

By Sander van Vugt • Dec. 30, 2016

Consider these Linux I/O scheduler options for storage performance

To optimize Linux performance, IT teams should examine the I/O scheduler currently in use, and evaluate alternatives, such as deadline and Completely Fair Queuing.

By Sander van Vugt • Dec. 12, 2016

Build a data center shutdown procedure to prepare for the worst

A data center shutdown checklist helps IT teams focus on backup, testing and system verification before pulling the plug and losing valuable information.

By Stephen Bigelow • Dec. 8, 2016

Compare benefits of a blade server architecture vs. hyper-convergence

To determine if a series of blade servers is the right call for more condensed compute in your data center, evaluate its benefits compared to hyper-convergence.

By Jim O'Reilly • Nov. 29, 2016

VSPEX

VSPEX is a platform specification from Dell EMC to guide the building of systems for converged and hyper-converged infrastructure (HCI).

By TechTarget Contributor • Oct. 22, 2016

Optimize mainframe processor performance with vertical polarization

To increase mainframe processor capacity and speed, IBM turned to vertical polarization. Learn how to take advantage of it through a feature called HiperDispatch.

By Robert Crawford • Oct. 10, 2016

HyperGrid

HyperGrid is a cloud computing provider that offers Infrastructure as a Service (IaaS), Platform as a Service (PaaS) and application management services. To support the DevOps movement which breaks down the silos between software development and operations teams, HyperGrid can provide support for application lifecycle management (ALM) as well as virtual machine (VM), bare metal and container deployments.

By TechTarget Contributor • Oct. 5, 2016

Fujitsu Ltd.

Fujitsu Ltd. is a Japanese technology company that specializes in consumer and industrial electronics. Fujitsu’s products include servers, PCs, laptops, media centers, tablets, storage hardware, displays, air conditioning and heat pump units.

By TechTarget Contributor • Oct. 4, 2016

When moving servers to a colocation facility, planning is key

Moving servers off premises to a colocation facility can be a daunting task. Use these best practices to minimize downtime to ensure a seamless transition.

By Jim O'Reilly • Sept. 28, 2016

Manage Btrfs snapshots with the SUSE Snapper utility

Learn how to use Btrfs snapshots with Linux utilities, such as Snapper and GRUB2, to revert back to previous states in the event of a configuration mishap.

By Sander van Vugt • Sept. 22, 2016

Before leaving a system administrator job, don’t burn any bridges

Leave on good terms from your system administrator job to avoid burning bridges and to keep a good reputation in the industry. Here are some things to consider before your move.

By Adam Fowler • Aug. 11, 2016

Test your knowledge of useful Linux commands with this quiz

Think you're an expert on useful Linux commands for network and server management? Try your hand at this Linux command quiz to see how much you know about 10 Linux utilities and their use cases.

By Tim Culverhouse • Aug. 8, 2016

Three interface options for remote server monitoring, management

Remote server management interfaces, such as IPMI, iDRAC and iLO, give data center admins a central location to monitor fan speeds, power supply status, temperature and more.

By Stephen Bigelow • July 21, 2016

Three types of mainframe monitoring tools to track performance

Mainframe users face a variety of options when it comes to system monitoring tools. Determine if a real-time, near-time or post-processor tool is the best fit for your IT needs.

By Robert Crawford • July 14, 2016