Tips

Tips

• Assess network device monitoring capabilities with these tips

  Organizations considering new network device monitoring software should evaluate the alerting capabilities and extensibility of several different tools before making a purchase.  Continue Reading

• Certain solid-state storage characteristics benefit HCI most

  Depending on the workload demands, there are features of solid-state storage that can greatly enhance the performance of your hyper-converged infrastructure system.  Continue Reading

• Hadoop cluster capacity planning best practices

  Trying to calculate Hadoop cluster capacities isn't always straightforward. It's important for organizations to include IOPS and compression rates in their predictions.  Continue Reading

• Inline deduplication fits well with hyper-converged IT

  Of the two main types of deduplication, most HCI vendors choose inline over post-process because of the performance benefits and lower levels of total storage required.  Continue Reading

• Composable architecture keeps hardware flexibility

  With composable systems, an IT admin can get more choice from the devices on the back end and more choice on the devices it delivers the virtualized resources to.  Continue Reading

• Use Windows Server deployment for feature-filled HCI

  Windows Server 2016 not only supports a hyper-converged infrastructure implementation, but brings with it a rich set of features for both performance and security.  Continue Reading

• Guide to buying server performance monitor software

  Integration, storage and vendor support all affect whether a performance monitoring tool is right for an organization. Mull over these ten factors to choose the right one.  Continue Reading

• Three solid-state storage advantages that boost HCI performance

  There are many advantages to including solid-state storage in your hyper-converged infrastructure plans, such as better performance and lower power costs.  Continue Reading

• IBM blockchain technology spotlights mainframes

  IBM's blockchain offerings aim to ease enterprise IT concerns by combining Z system mainframe hardware with industry-specific open source applications.  Continue Reading

• Business needs define your hyper-convergence technology choices

  Base your HCI products of choice around the workloads you run, the architecture they run on and any present or future cloud plans you have for them.  Continue Reading

• How software-defined networking layers work with HCI

  The network function of a hyper-converged infrastructure has been the most difficult to virtualize, but adopting an SDN approach can make it easier for your organization.  Continue Reading

• Pin down these hardware service contract details

  A server warranty won't do much good when every second of downtime counts. Here's how to hammer out a support agreement that addresses the particular needs of your company.  Continue Reading

• Converged secondary storage for data protection carries risk

  Using converged infrastructure for the secondary storage in your data protection plan can be valuable, but you need to weigh the benefits and drawbacks before choosing that path.  Continue Reading

• Ten hyper-converged infrastructure architecture buying mistakes

  Buying hyper-converged infrastructure systems can be less stressful if you learn about and avoid these 10 common mistakes that trip up some HCI buyers.  Continue Reading

• Match your hyper-converged hardware pick with your workload

  Overall workload demands and growth projections, not just user applications, should be top of mind when you choose among the hardware options in hyper-converged appliances.  Continue Reading

• Windows Server 2016 hyper-converged options are here

  The latest edition of Windows Server from Microsoft includes options for implementing a hyper-converged infrastructure in a Microsoft-only IT operation.  Continue Reading

• Virtualization layer is HCI's secret sauce

  Knowing how virtualization software turns separate hardware components into pools of shared resources will help you plan and manage an HCI implementation.  Continue Reading

• Match your hyper-converged infrastructure appliance to your apps

  Planning a hyper-converged appliance purchase should start with determining which application it will run and which configuration options will meet apps' needs.  Continue Reading

• Evaluate read-intensive and write-intensive SSD use cases

  Consider write wear, performance and other factors when choosing between read-intensive, write-intensive and mixed-use solid-state drives.  Continue Reading

• Build the right hyper-converged cloud for your apps

  Picking the right hyper-converged hardware and software for your application workload requires understanding how the elements of HCI can best be combined for your needs.  Continue Reading

• IT support and service contracts ripe for savings

  If you don't pay close attention to IT support, service and maintenance contracts, start now. Chances are your organization is paying more than it needs to.  Continue Reading

• Spectre, Meltdown vulnerabilities put SDS, HCI at risk

  Spectre and Meltdown patches should be applied to hyper-converged and other software-defined storage products that run on hosts with user installed application processes.  Continue Reading

• Hyper-converged vs. converged labels don't apply to some products

  Converged and hyper-converged infrastructure labels are becoming less clear as vendors such as NetApp and Datrium introduce products that allow for scaling components separately.  Continue Reading

• How Red Hat assembled an open source hyper-converged platform

  By combining Gluster Storage with its Red Hat Virtualization software, Red Hat has thrown its own cap into the software-only HCI ring with an open source offering.  Continue Reading

• The role of HCI in the hyper-converged cloud

  HCI and the cloud have virtualization at their cores, which makes the two platforms a good combination for organizations planning a hybrid cloud IT architecture.  Continue Reading

• Three requirements for a hybrid cloud computing deployment

  As the hybrid cloud computing approach gains steam, organizations will need to pay close attention to cross-cloud connectivity and management, plus microservices.  Continue Reading

• With Btrfs file system gone in RHEL 8, look at alternatives

  In the XFS, Ext4, Btrfs and ZFS comparison, Linux users will say goodbye to Btrfs in RHEL 8. Learn more about your options and what can fill the gaps once development halts.  Continue Reading

• How to choose a live kernel patching extension

  Ksplice and kpatch offer similar live kernel patching services on a Linux system, but differences between function-level services and technical support showcase their differences.  Continue Reading

• Install Ubuntu Core successfully with these steps

  An Ubuntu Core installation can often prove tricky for IT teams. Use these step-by-step instructions to properly install the platform for a more secure Docker environment.  Continue Reading

• Reference architecture vs. converged infrastructure: Know the difference

  The terms converged infrastructure and reference architecture frequently appear together, but they're not interchangeable. One is the blueprint and the other is a structure.  Continue Reading

• Seven hyper-converged software options for DIY HCI

  If your company already has hardware that you want to turn into a hyper-converged infrastructure stack, you can do it with one of these software-only options.  Continue Reading

• 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.  Continue Reading

• 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.  Continue Reading

• 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.  Continue Reading

• 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.  Continue Reading

• 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.  Continue Reading

• 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.  Continue Reading

• 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.  Continue Reading

• 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.  Continue Reading

• 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.  Continue Reading

• 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.  Continue Reading

• 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.  Continue Reading

• 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.  Continue Reading

• Five tools to enable Linux automation, monitoring and backup

  When it comes to Linux data center tools, there is no shortage of options. For automation, backup and monitoring, consider these five Linux tools first.  Continue Reading

• Construct a winning data center project plan

  Before embarking on new data center projects, such as an upgrade or move to the cloud, clearly define all goals and expectations -- and not just for IT.  Continue Reading

• Six helpful Linux networking commands to monitor connectivity

  There are plenty of useful Linux tools to help in the event of a network connection failure. Here are six of the top commands to stay ahead when trouble occurs.  Continue Reading

• New IT roles to put on your hiring radar

  The shifting nature of the IT industry doesn't just influence new technology; it's spawning some noteworthy changes in IT staffing, especially around big data and cloud.  Continue Reading

• Tips to ace tough IT operations interview questions

  Few things career-wise are as nerve-wracking as job interviews. Knowing what to expect going into that first meeting for a Web or app administrator role can quell some uneasiness.  Continue Reading

• Draw up a data center network diagram you'll actually use

  Creating a data center network diagram is time-consuming but necessary work. Keep the scope narrow and know the priorities of your diagram to save time and energy.  Continue Reading

• Software-defined applications and infrastructure explained

  The inner mechanics of today's software-defined applications and infrastructure reveal an interconnected web of isolated components and scalable resources, supervised by automated management.  Continue Reading

• Ten server deployment checklist considerations

  Use this server deployment checklist to make sure you've covered all your bases. From power distribution outlets to available network connectivity, server deployment can be an arduous process.  Continue Reading

• The Linux ip command makes network config easy

  The Linux ip command makes monitoring a Linux network configuration easy, but you need to know what to look for.  Continue Reading

• The three tiers of hyper-converged architectures

  Hyper-converged architecture delivers storage in a bundle, but there are several components involved. George Crump discusses the three pieces of hyper-converged systems.  Continue Reading

• Data center humidity recommendation falls dramatically

  An ASHRAE study's conclusions are disproving the conventional wisdom around data centers' relative humidity levels.  Continue Reading

• Build Linux from scratch to improve admin skills

  There's a sure-fire way to increase your knowledge about the Linux kernel and how to troubleshoot Linux servers: Build one yourself.  Continue Reading

• Checklist of IT KPIs for responsive data center ops

  The right metrics, aligned with business needs, strengthen data center monitoring and capacity planning. KPIs orient IT performance to specific goals.  Continue Reading

• Resolve a network bottleneck with these techniques

  Data center network performance problems will disappear with fixes from a simple reorganization through a strategic overhaul.  Continue Reading

• Take data center efficiency to the max on three-phase power

  Three-phase circuits provide considerably more power efficiency to data center equipment, but phase balancing can trip up deployments.  Continue Reading

• Master Linux service management on System V and systemd

  Managing services on Linux is an essential task for administrators. Learn to work with either System V or systemd.  Continue Reading

• Eight data center technologies to test in the new year

  As the hype from 2014 dissipates, the new year rings in hot new technologies. IoE, hybrid clouds and other tech innovations make the data center run more efficiently.  Continue Reading

• Linux network configuration turns positively wicked

  Wicked replaces a lot of old Linux network configuration commands and utilities in SLES 12, making the OS more cloud friendly.  Continue Reading

• This data center cost calculator keeps you on budget

  Calculating every data center expense can be challenging, but with the right spreadsheet -- and formulas -- you will accurately assess the total cost.  Continue Reading

• Data center maps lead IT to server treasure

  Can't find the server that needs repairs or the right reboot button when the host blue-screens? A data center map is vital when disaster hits.  Continue Reading

• A data center checklist for facility design and IT ops

  Choose the right data center provider or facility now, and prevent costly errors and inadequate services later.  Continue Reading

• Create a SAN with the Linux LIO iSCSI target

  With the LIO iSCSI target service, Linux shops have an affordable SAN option that ranks up there with expensive proprietary storage solutions.  Continue Reading

• In-rack and in-row cooling options for any data center

  Say no to CRAC and consider more selective data center cooling options. In-rack and in-row cooling systems are efficient and optimally dispel heat.  Continue Reading

• Centralized versus rack-mount UPS in telecom rooms

  How does a rack-mount UPS stack up against a central data center UPS for telecom rooms? Money doesn't necessarily mean power.  Continue Reading

• Does data center size matter in virtualization, DCIM decisions?

  Are you big enough to take advantage of DCIM or virtualization for the power and cost savings? When it comes to certain moves, size is an advantage.  Continue Reading

• Mount file system Linux systemd's way

  Forget about /etc/fstab and autofs. There's a new Linux system around. Systemd manages mounting and automounting of file systems differently.  Continue Reading

• A few ways to configure Linux firewalld

  The method for configuring Linux servers' firewalls changed with RHEL 7 and other new distributions. Learn how to set up firewalld, and what to avoid.  Continue Reading

• What to look for in a Tier III data center provider

  Don't believe just any sweet-talking colo provider claiming to be Tier III. Make sure you're getting what you pay for with a true Tier III data center.  Continue Reading

• DevOps and Agile IT save mainframe training from skills quagmire

  The problem isn't that new hires aren't familiar with the complex, custom daily tasks of mainframe ops. The problem is that you're still doing them.  Continue Reading

• Linux boot options in RHEL, SLES help ailing servers

  Is your server not booting correctly? Does it need crucial recovery tasks? Linux boot options with GRUB2 and systemd can help.  Continue Reading

• Mount Global File System 2, avoid corruption in RHEL High Availability

  You have a working cluster, now what? Red Hat's GFS2 will help you avoid file system corruption. Learn how to mount the default cluster file system.  Continue Reading

• Getting started with ITIL service management

  Promised cost savings, alignment with business, and operational efficiency are encouraging more organizations to take up ITIL service management.  Continue Reading

• Six steps to create a highly available Apache Web service

  When a Red Hat cluster goes into production, you can protect it by configuring a supported high-availability service. Here's how.  Continue Reading

• Basic Linux commands for new Linux server administrators

  To manage Linux servers, administrators need a set of basic commands to view and start processes, as well as utilities that make life a little easier.  Continue Reading

• Five best Linux applications for enterprises

  These five applications will improve the lives of enterprise IT and business management by increasing functionality and reducing costs.  Continue Reading

• RISC vs. CISC explained for data center systems

  The role of RISC processors in data center equipment is hotly debated, but new RISC designs are proving that it isn't just a CISC game.  Continue Reading

• Creating a quorum disk and fencing for Linux high availability nodes

  The quorum disk and fencing on a Linux high availability cluster let its nodes know when they are operational and shut them off if they are not.  Continue Reading

• Creating a reliable and fast SAN network design with iSCSI

  There are three tenets of designing an iSCSI network correctly. Proper iSCSI deployment yields affordable and reliable network access for the SAN.  Continue Reading

• TCP offload's promises and limitations for enterprise networks

  TCP offload products free up limited CPU resources in network-intensive data centers. But TCP offload is no panacea and can introduce more problems.  Continue Reading

• Major changes in data center fire suppression standards NFPA 75 and 76

  Fire standard changes can add a lot of work and expense to a data center operator's job, but the updates to NFPA 75 and 76 address real safety risks.  Continue Reading

• No faults here: Advanced techniques to attain more reliable servers

  A new generation of reliability features can keep busy servers running in the face of serious fault conditions.  Continue Reading

• How to prepare a server cluster for Linux high availability

  With a Linux distribution supporting mission-critical business applications, it's time to set up Linux high-availability software.  Continue Reading

• Physical building properties to evaluate during server room design

  Does your server room have space to grow? What's the best mechanical system for it? Start with these questions to develop a good server room design.  Continue Reading

• A new troubleshooting and management process with GRUB2 bootloader

  Nearly everything changed from the GRUB bootloader to GRUB2. With major enterprise Linux distributions moving to GRUB2, it's time to get acquainted.  Continue Reading

• Programming thread-safe mainframe applications with the CICS ENQ command

  Thread safety in mainframe applications means better vertical integration. Take full advantage with the CICS ENQ command.  Continue Reading

• When to use Linux memory swap to solve server performance problems

  Adding physical memory may seem like the best way to solve a Linux server's memory shortage. But that's not the only way, so troubleshoot first.  Continue Reading

• Analyzing and optimizing Linux power consumption with PowerTop 2

  The PowerTOP tool tracks power consumption in Linux servers. You can tweak servers and applications to consume less power if you understand PowerTOP.  Continue Reading

• Do you have the IT skillset for these five hot data center jobs?

  With technologies such as cloud computing in the limelight, data center pros need to upgrade their skillsets to catch the latest wave of innovation.  Continue Reading

• Five data center upgrade strategies to modernize your facility

  These five data center upgrade strategies can revitalize older data centers and stave off expensive construction projects.  Continue Reading

• Five steps to take when the server is down

  Companies rely heavily on websites to transact business and stay in contact. Here's how to fix Web server issues and prevent future problems.  Continue Reading

• The basics of selecting server memory

  Understanding modern memory helps IT professionals make the best choices for selecting a server memory configuration and upgrades.  Continue Reading

• A deeper look at memory ranks, channels and types

  Looking for new server memory? Learning about memory ranks, channels and types is a good step to making the right choice.  Continue Reading

• Cut-through versus store-and-forward in Ethernet switch architecture

  Switches in the data center can push frames using either store-and-forward or cut-through. Is one Ethernet switch architecture better than the other?  Continue Reading

• Three questions on ASHRAE standards for data centers

  Evolving ASHRAE standards for temperature and humidity allow data center owners to save money on power and cooling demands.  Continue Reading

• Does UPS maintenance go to IT or the facilities management team?

  The UPS is the last line of defense for keeping your data center alive, but does its care fall to the facilities management team or IT?  Continue Reading

• Setting traps with SLIP, king of the mainframe debugging tools

  How to use SLIP, one of the best mainframe debugging tools, to set traps for annoying bugs.  Continue Reading

• Tweak Linux swap to improve server performance

  Many administrators ignore or underutilize the Linux swap settings but making the proper adjustments will make for better system performance.  Continue Reading