Data center ops, monitoring and management
Data center operations are the fundamental workflows that keep a data center operating. Monitoring and management of data center resources comprise the most central data center ops. Learn more about data center software and best practices for monitoring and managing devices and equipment across the data center.
Top Stories
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Feature
29 Oct 2024
11 tools for cloud provisioning and infrastructure automation
Explore the features of cloud infrastructure automation tools from AWS, CircleCI, Google, Jenkins, Microsoft, Perforce, Progress Software, Red Hat, Terraform and VMware. Continue Reading
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Tip
08 Oct 2024
HCL vs. JSON: Configuration language uses, pros and cons
HCL and JSON are similar configuration languages. These languages are meant for specific IaC scenarios, so companies should understand the syntax and editing tools for each. Continue Reading
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Definition
10 Oct 2024
What is MVS (Multiple Virtual Storage)?
MVS (Multiple Virtual Storage) is an OS from IBM that continues to run on many of IBM's mainframe and large servers. Continue Reading
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Tip
08 Oct 2024
HCL vs. JSON: Configuration language uses, pros and cons
HCL and JSON are similar configuration languages. These languages are meant for specific IaC scenarios, so companies should understand the syntax and editing tools for each. Continue Reading
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Definition
01 Oct 2024
What is a real-time operating system (RTOS)?
A real-time operating system (RTOS) is an OS that guarantees real-time applications a certain capability within a specified deadline. Continue Reading
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News
20 Sep 2024
VMware platform an investment in users, Broadcom CEO says
Hock Tan underscored the importance of customers at the Boston VMware User Group UserCon, but users remain uneasy about the recent changes ushered in by VMware's new parent company. Continue Reading
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Definition
18 Sep 2024
What is ITIL? A guide to the IT Infrastructure Library
ITIL (Information Technology Infrastructure Library) is a framework designed to standardize the selection, planning, delivery, maintenance and overall lifecycle of IT services within a business. Continue Reading
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Definition
16 Sep 2024
What is National Electrical Code (NEC)?
National Electrical Code (NEC) is a set of regularly updated standards for the safe installation of electric wiring in the Americas. Continue Reading
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Tip
03 Sep 2024
Rocky Linux vs. AlmaLinux: Which is better?
Rocky Linux and AlmaLinux are new distributions created after Red Hat announced the discontinuation of CentOS. These distributions plan to be 1-to-1 compatible with RHEL. Continue Reading
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News
27 Aug 2024
VMware VCF expands onramp to Broadcom's private cloud future
New capabilities for VMware VCF can import and manage existing VMware services through a single console interface for a private cloud experience under Broadcom's supervision. Continue Reading
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Definition
21 Aug 2024
What is distributed computing?
Distributed computing is a model in which components of a software system are shared among multiple computers or nodes. Continue Reading
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Tip
16 Aug 2024
8 best practices for configuration file management
Configuration files are vital for system deployment and management. Consider improving file management with proper planning, centralization, automation and testing. Continue Reading
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Definition
01 Aug 2024
What is a kernel?
A kernel is the essential foundation of a computer's operating system (OS). It's the core that provides basic services for all other parts of the OS. Continue Reading
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Feature
30 Jul 2024
2024 data storage conference lineup spotlights AI, memory
The 2024 storage conference calendar features several high-profile events. Expect product news from major vendors at these shows plus discussions about top storage trends. Continue Reading
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Definition
22 Jul 2024
What is an uninterruptible power supply (UPS)?
An uninterruptible power supply (UPS) is a device that allows a computer to keep running for at least a short time when incoming power is interrupted. Continue Reading
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Tip
19 Jul 2024
Useful commands to check CPU info in Linux systems
You can issue commands through your Linux CLI to gather CPU information, including detailed information on cores, class, virtualization support, architecture and usage. Continue Reading
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Definition
17 Jul 2024
What is RPM Package Manager?
RPM Package Manager (RPM), originally called the Red Hat Package Manager, is an open source program for installing, uninstalling and managing software packages in Linux. Continue Reading
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Definition
16 Jul 2024
supervisor call (SVC)
In computers, especially IBM mainframes, a supervisor call (SVC) instruction is a processor instruction that directs the processor to pass control of the computer to the operating system's supervisor program. Continue Reading
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Tip
11 Jul 2024
Understand the uses of blockchain in data centers
Blockchain is most famous for its cryptocurrency applications, but data centers can employ it for a variety of business-related reasons -- including increased security. Continue Reading
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Definition
10 Jul 2024
hardware clustering
Hardware clustering, sometimes called OS clustering, is a hardware-based method of turning multiple servers into a cluster -- a group of servers that acts like a single system. Continue Reading
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Definition
09 Jul 2024
boot loader (boot manager)
A boot loader (boot manager) is a small program that places the operating system (OS) of a computer into memory. Continue Reading
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Tip
27 Jun 2024
Next steps to consider before CentOS 7 end of life
In today's world of security threats, it's critical to keep OSes up to date. As the end-of-life date for CentOS 7 approaches, companies can no longer delay distribution migration. Continue Reading
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News
11 Jun 2024
StorMagic debuts HCI, hypervisor as VMware alternative
StorMagic looks to court customers with smaller data centers for SMBs and the edge with SvHCI, a new VMware alternative with a KVM-based hypervisor and HCI capabilities. Continue Reading
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Definition
10 Jun 2024
Link Layer Discovery Protocol (LLDP)
The Link Layer Discovery Protocol (LLDP) is an open and extendable part of the Internet Protocol Suite, commonly known as TCP/IP, used in the IEEE 802.1AB standard to advertise a device's identity and abilities to other connected devices within the same network. Continue Reading
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Definition
07 Jun 2024
industrial control system (ICS)
In industrial settings, industrial control system (ICS) is a term used to describe the integration of hardware and software with network connectivity to support production processes in manufacturing or critical infrastructure. Continue Reading
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Definition
05 Jun 2024
SELinux (Security-Enhanced Linux)
SELinux, or Security-Enhanced Linux, is a part of the Linux kernel that acts as a protective agent to the operating system. Continue Reading
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Definition
05 Jun 2024
SUSE Linux Enterprise Server (SLES)
SUSE Linux Enterprise Server (SLES) is a Linux-based server operating system created and maintained by the German-based organization, SUSE. Continue Reading
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Tip
23 May 2024
Data center power backup options to deal with downtime
Generators, UPS systems and batteries work in tandem to safeguard data centers against power outages, fluctuations and grid failures. Admins must know what system is best for them. Continue Reading
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Tip
20 May 2024
Best practices for completing a storage migration plan
Storage migration doesn't have to be such a daunting task. With the proper plan, an organization can get out in front of issues and be ready for the important process. Continue Reading
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Tip
14 May 2024
Safeguard data center power with regular UPS maintenance
There are several levels of testing to address when developing a UPS maintenance checklist. Be sure to conduct visual, thermal and load tests to verify UPS health. Continue Reading
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Tip
30 Apr 2024
How to maintain data center power systems
Regular maintenance of data center power systems is necessary to have properly functioning equipment and backup power options. Common failures are batteries and loose connections. Continue Reading
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Definition
25 Apr 2024
single pane of glass
A single pane of glass is a management console that presents data from multiple sources in a unified display. Continue Reading
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Definition
25 Apr 2024
raceway
A raceway, sometimes referred to as a raceway system, is an enclosed conduit that forms a physical pathway for electrical wiring. Continue Reading
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Definition
24 Apr 2024
Electronic Data Interchange (EDI)
Electronic Data Interchange (EDI) is the transfer of data from one computer system to another by standardized message formatting without the need for human intervention. Continue Reading
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Definition
23 Apr 2024
GNOME (GNU Network Object Model Environment)
GNOME (GNU Network Object Model Environment) is a graphical user interface (GUI) and set of computer desktop applications for Linux operating system (OS) users. Continue Reading
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Definition
23 Apr 2024
epoch
In a computing context, an epoch is the date and time relative to which a computer's clock and timestamp values are determined. Continue Reading
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Definition
22 Apr 2024
free cooling
Free cooling is an approach to lowering the air temperature in a building or data center by using naturally cool air or water instead of mechanical refrigeration. Continue Reading
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Definition
18 Apr 2024
power cycling
Power cycling is the process of turning hardware off and then turning it on again. Continue Reading
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Feature
18 Apr 2024
Infrastructure for machine learning, AI requirements, examples
Infrastructure for machine learning, deep learning and AI has component and configuration requirements. Compare hardware and how it goes together in an HCI or high-density system. Continue Reading
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Definition
17 Apr 2024
building management system
A building management system (BMS) is a control system that can be used to monitor and manage the mechanical, electrical and electromechanical services in a facility. Continue Reading
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Tutorial
10 Apr 2024
How to install and run Podman on Rocky Linux
Rocky Linux can run and install Podman, an open source Linux tool and competitor to Docker that uses containers to find, run and deploy applications. Run Podman on Rocky Linux now. Continue Reading
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Opinion
04 Apr 2024
Nvidia GTC 24: Are you ready for the future of AI?
The 2024 Nvidia GTC conference focused on the company's new Blackwell GPU Platform. With advancements in AI taking off, companies need to decide how and when they will join the world of AI. Continue Reading
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Definition
02 Apr 2024
Peripheral Component Interconnect Express (PCIe, PCI-E)
Peripheral Component Interconnect Express (PCIe or PCI-E) is a serial expansion bus standard for connecting a computer to one or more peripheral devices. Continue Reading
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Definition
28 Mar 2024
data center services
Data center services provide the supporting components necessary to the proper operation of a data center. Continue Reading
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Definition
22 Mar 2024
programmable logic controller (PLC)
A programmable logic controller (PLC) is a small, modular, solid-state computer with customized instructions for performing a particular task. Continue Reading
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Answer
19 Mar 2024
Use AI tools to simplify operations inside your data center
AI is a cornerstone technology that will be part of future-proofing the data center. It will control operations like cooling, network optimization and configuration management. Continue Reading
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Tip
13 Mar 2024
How to understand advancements in modern data centers
Data center advancements are rapidly occurring with storage demand. Some advancements, like an increase in temperatures, are necessary for more sustainable data center operations. Continue Reading
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Tip
05 Mar 2024
Guide to lift-and-shift data center migration
The lift-and-shift approach moves an app and its data from one environment to another. Understanding the pros and cons can help a data center admin decide on proper strategies. Continue Reading
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Tip
05 Mar 2024
Importance of backup generator power for data centers
Data center generators are rarely run; however, they must go through regular testing and maintenance to ensure they work when a power outage occurs to prevent server downtime. Continue Reading
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Tip
01 Mar 2024
Use Glances to monitor your data center systems
Glances is a real-time, Python-based performance monitor. Administrators with data centers that house multiple OSes should consider installing Glances. Continue Reading
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Tip
23 Feb 2024
6 machine learning applications for data center optimization
AI and machine learning have the potential to revolutionize data center operations. They can manage facilities more efficiently by optimizing power consumption and monitoring. Continue Reading
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Definition
20 Feb 2024
workload
In computing, a workload is typically any program or application that runs on a computer. Continue Reading
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Definition
20 Feb 2024
hypervisor
A hypervisor is software that facilitates running multiple virtual machines (VMs) with their own operating systems on a single computer host's hardware. Continue Reading
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Tip
08 Feb 2024
XML vs. YAML: Compare configuration file formats
Databases use data serialization languages, like XML and YAML, to transfer data between applications. XML and YAML have different strengths; admins should know how to use each correctly. Continue Reading
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Feature
31 Jan 2024
Top 5 colocation providers of 2024
Colocation companies offer a wide range of facilities and services that can help reduce costs of managing data centers. Compare providers to see which is best for your organization. Continue Reading
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Tip
23 Jan 2024
How to avoid malware on Linux systems
Malware attacks are devastating to companies, and there is no exception for Linux systems. Consider updating systems and assigning correct permissions. Continue Reading
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Tip
17 Jan 2024
How to manage data center water usage sustainably
Data centers use large amounts of water to maintain equipment. This consumption is causing water pollution and scarcity. Companies must start to release consumption reports. Continue Reading
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Feature
16 Jan 2024
Server hardware guide: Architecture, products and management
Today's server platforms offer a host of options for SMBs and enterprise IT buyers; it's important to learn the essentials before making any purchasing decisions. Continue Reading
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Definition
12 Jan 2024
runlevel
A runlevel is an operating state on a Unix and Unix-based operating system that is preset on the Linux-based system. Continue Reading
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Definition
11 Jan 2024
baseboard management controller (BMC)
A baseboard management controller (BMC) is a specialized service processor that remotely monitors the physical state of a host system, such as a computer, network server or other hardware devices. Continue Reading
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Definition
10 Jan 2024
GNU Project
The GNU Project is a mass collaborative initiative for the development of free software, specifically a free operating system called GNU. Continue Reading
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Feature
10 Jan 2024
Top data center infrastructure management software in 2024
DCIM tools can improve data center management and operation. Learn how six prominent products can help organizations control costs, manage energy and track assets. Continue Reading
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Definition
03 Jan 2024
configuration management database (CMDB)
A configuration management database (CMDB) is a file -- usually in the form of a standardized database -- that contains all relevant information about the hardware and software components used in an organization's IT services and the relationships among those components. Continue Reading
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Definition
03 Jan 2024
colocation (colo)
A colocation facility (colo) is a data center or telecommunications facility in which a business can rent space for servers, storage devices, and other computing and networking hardware. Continue Reading
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Feature
02 Jan 2024
How to purchase the best server hardware for small businesses
Before buying a server, it's important to assess an SMB's needs. Review these seven steps outlining the factors an organization should consider before purchasing a server. Continue Reading
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Definition
14 Dec 2023
logical volume management (LVM)
Logical volume management (LVM) is a form of storage virtualization that offers system administrators a more flexible approach to managing disk storage space than traditional partitioning. Continue Reading
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Tip
13 Dec 2023
Improve efficiency with server energy consumption tools
Deciding what servers are most efficient for your infrastructure requires research. Hardware-level certifications and web-based tools can help you select the right option. Continue Reading
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Answer
12 Dec 2023
Rack vs. blade server: What's the difference?
Components in a physical data center are held in rack servers or blade servers. Learn the differences, what type of environment you need and which server uses work best. Continue Reading
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Feature
11 Dec 2023
Dive into the history of server hardware
Server hardware has consistently evolved since the first web server in 1990. Here's a look at major advancements in management, virtualization and green initiatives. Continue Reading
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Tip
07 Dec 2023
Use ASHRAE guidelines to get server temperature right
Follow ASHRAE's guidelines to set up the right facility for your hardware by understanding proper conditions, such as filtration and inlet air temperature recommendations. Continue Reading
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Definition
05 Dec 2023
shell program
A shell program is software that provides users with an interface for accessing services in the kernel. Continue Reading
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Tip
05 Dec 2023
Essential components and tools of server monitoring
Server monitoring requires a list of the right tools to use and infrastructure components to watch. A workflow with these concepts ensures uptime and helps usage predictions. Continue Reading
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Tip
30 Nov 2023
Data center air quality: The air servers breathe
Monitor data center air quality to ensure best working conditions for equipment. Particulates and gaseous contaminants cause irreversible damage if you do not use proper filtration. Continue Reading
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Tip
28 Nov 2023
Use the data center circular economy for sustainability
Building data center servers and hardware requires use of many of Earth's nonrenewable resources. Data center owners must adopt the circular economy system for sustainability. Continue Reading
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Tip
13 Nov 2023
8 Linux distributions to replace CentOS
Red Hat's discontinuation of CentOS is causing individual users and companies to look elsewhere for an RHEL-compatible OS. Look into compatibility and migration tools to decide. Continue Reading
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Definition
02 Nov 2023
Evaluation Assurance Level (EAL)
An Evaluation Assurance Level (EAL) is a category ranking assigned to an IT product or system after a Common Criteria security evaluation. Continue Reading
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Tutorial
31 Oct 2023
How to upgrade RHEL 8 to 9
With CentOS 7 and RHEL 7 reaching end of maintenance, RHEL admins and developers must look into other OS options. Follow this tutorial to upgrade from RHEL 8 to 9. Continue Reading
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Definition
30 Oct 2023
Open Shortest Path First (OSPF)
Open Shortest Path First, often shortened to OSPF, is an IP routing protocol used to find the best path to distribute packets as they pass through IP networks. Continue Reading
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Definition
30 Oct 2023
IP SLA (Cisco)
Internet protocol service level agreement (IP SLA) is a network performance monitoring (NPM) feature of the Cisco Internetwork Operating System (Cisco IOS) that enables an IT professional to collect information about network performance in real time. Continue Reading
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Answer
30 Oct 2023
With CentOS going away, what should users do?
Red Hat discontinued CentOS and replaced it with CentOS Stream. Other distributions, like Rocky Linux and AlmaLinux, provide free Linux OSes to the public. Continue Reading
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Definition
25 Oct 2023
remote hands
Remote hands is the general name for a service colocation providers offer that enables customers to delegate IT management and maintenance tasks in a colocation facility to technicians hired by the provider. Continue Reading
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Tutorial
13 Oct 2023
How to use Vim in Linux
This tutorial explains basic functions and commands used in Vim to complete simple tasks. Follow along to learn some beginner tips on how to install and use Vim in Linux. Continue Reading
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Tutorial
13 Oct 2023
Use cURL and Wget to download network files from CLI
Web browsers aren't the only tools that use HTTP to download files. Command-line tools, such as cURL and Wget, can download resources like VM images, configuration files and updates. Continue Reading
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Definition
06 Oct 2023
brownfield (brownfield deployment, brownfield site)
A brownfield deployment, in information technology, is the installation and configuration of new hardware or software that must coexist with legacy IT systems. Continue Reading
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Definition
06 Oct 2023
baffle
In data center hot aisle containment, a baffle is anything that disturbs the flow of air through a room, rack or system. A baffle changes the course of airflow or re-directs it. Continue Reading
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Definition
05 Oct 2023
IBM Watson supercomputer
Watson was a supercomputer designed and developed by IBM. This advanced computer combined artificial intelligence (AI), automation and sophisticated analytics capabilities to deliver optimal performance as a 'question answering' machine. Continue Reading
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Tip
05 Oct 2023
Red Hat vs. SUSE: How do these Linux distributions stack up?
Deciding between Red Hat and SUSE may not seem simple, but comparing training, pricing and certifications should help companies understand which would best suit their employees. Continue Reading
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Tip
19 Sep 2023
Server room cleaning -- not a DIY project
Server room cleaning is crucial for maintaining the life span of equipment in the data center. This task involves professional help to minimize operation interruptions. Continue Reading
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Tip
18 Sep 2023
7 common data center migration challenges to avoid
Admins should consider seven common data center migration challenges upfront to save money, prevent data loss and avoid delays during the migration process. Continue Reading
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Tutorial
15 Sep 2023
How to write an SELinux policy
The NSA created the SELinux policy to provide security to applications. SELinux policies best suit an app under specific conditions, which can be found in this tutorial. Continue Reading
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Tip
07 Sep 2023
Consider these 6 data center cleaning best practices
Data center admins that follow cleaning best practices can extend the life span of equipment and better ensure assets don't get damaged. Use these six tips to keep data centers clean. Continue Reading
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Tip
07 Sep 2023
Guide to data center migration types
Businesses that rely on physical and cloud storage need to use data migration to simplify their infrastructure and choose from three major types to accommodate specific needs. Continue Reading
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Definition
29 Aug 2023
unified computing system (UCS)
A unified computing system (UCS) is a converged data center architecture that integrates computing, networking and storage resources to increase efficiency and enable centralized management. Continue Reading
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Tip
28 Aug 2023
Cloud vs. traditional data center: Which is right for you?
Enterprises can choose to place workloads in the cloud vs. on-premises data centers, or take a hybrid approach. Check out the factors that can help make the decision. Continue Reading
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Definition
23 Aug 2023
Extended Binary Coded Decimal Interchange Code (EBCDIC)
Extended Binary Coded Decimal Interchange Code (EBCDIC) is an eight-bit encoding scheme that standardizes how alphanumeric characters, punctuation and other symbols are interpreted by a computer's operating system (OS) and applications. Continue Reading
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Definition
21 Aug 2023
logical partition (LPAR)
A logical partition (LPAR) is a subset of a computer's processor, memory and I/O resources that behaves much like a physical server. Continue Reading
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Tip
11 Aug 2023
An introduction to quantum networks and how they work
Quantum networks hold potential for faster and more secure communication. But true quantum networks are still experimental and require more engineering and scientific research. Continue Reading
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Definition
08 Aug 2023
Ubuntu
Ubuntu (pronounced oo-BOON-too) is a free, open source operating system (OS) based on Debian Linux. Continue Reading
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Tutorial
31 Jul 2023
How to configure SELinux for applications and services
Admins need to follow six steps to configure SELinux properly to run applications and services. This tutorial walks you through how to configure the security system. Continue Reading
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Guest Post
26 Jul 2023
A primer for edge infrastructure deployments
There are several questions to ask and approaches to consider regarding edge storage and infrastructure. An example of use may help your organization decide on implementation. Continue Reading
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Definition
18 Jul 2023
real-time monitoring
Real-time monitoring is the delivery of continuously updated data about systems, processes or events. Continue Reading
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Tip
12 Jul 2023
8 benefits of data center virtualization
Organizations with virtualized data center components can save on hardware, comply easier with regulations and increase speed. Consider virtualization for your infrastructure. Continue Reading