Reading Time-approximately: 2 minutesIn computing, uptime is a measure of how long a computer or service is on and available. Downtime is the measure of how long it is not available. Services measure uptime as a percentage of total time. By Gavin Wright What is uptime? Uptime tells users how long a computer or service has been available. Historically, uptime was mainly a measure
Reading Time-approximately: 2 minutesA drop-off in revenues in the first quarter is a feature of a cyclical market and should not concern the channel too much. By Simon Quicke Sales of infrastructure as a service (IaaS) might have dropped in the first quarter, but the expectation is that things will bounce back as customer demand returns. An analysis of the IaaS market from Context,
Reading Time-approximately: 5 minutesStorage upgrades can bring energy savings. New hardware, the cloud and as-a-service procurement models all cut costs, but can need careful tweaking to get right. By Antony Adshead With the rapidly rising cost of energy, the idea of green storage has regained some traction. While going green and reducing the carbon footprint has been a background theme of recent years, it’s clear datacentre
Reading Time-approximately: 6 minutesIT services executives predicted greater focus on user training and protection, supply chain security and machine learning. And digital transformation could spark zero-trust projects. By John Moore The key cybersecurity trends expected to shape 2023 run the gamut from the human behind the keyboard to tools embedding machine learning. IT services executives pointed to security training for users, a perennial
Reading Time-approximately: 5 minutesThe Advanced Host Controller Interface and RAID are fundamental concepts for running an efficient data management and storage infrastructure. Learn the AHCI and RAID basics. By Scott D. Lowe, and Brien Posey Even in this age of SSDs, IT still works with technologies developed in the last century. These techs include the Advanced Host Controller Interface and redundant arrays of independent
Reading Time-approximately: 4 minutesWe look at RAID and flash to highlight key choices when it comes to drive data protection. What RAID levels work best with solid state and when is erasure coding a good choice? By Stephen Pritchard RAID systems have been the building blocks of enterprise storage since the 1990s. But RAID – redundant array of inexpensive disks – originated the decade before that in
Reading Time-approximately: 3 minutesOne of the biggest challenges of network eavesdropping attacks is they are difficult to detect. Read about prevention measures to help keep your network safe from snoopers and sniffers. By Sharon Shea Network eavesdropping attacks, also known as network sniffing or network snooping attacks, occur when malicious actors take advantage of insecure network connections to exfiltrate data as it is being communicated. Just
Reading Time-approximately: 3 minutesUtility storage is a service model in which a provider makes storage capacity available to an individual, organization or business unit on a pay-per-use basis. By Robert Sheldon The customer purchases only the services, not the equipment itself, even if the equipment is housed on premises. The utility model is sometimes called metered services or storage on demand. The term “utility” is used because the
Reading Time-approximately: 3 minutesStorage as a service offers cloud procurement and remote management of on-premises storage. Benefits include scalability, utilitylike consumption pricing and storage optimization. By Garry Kranz Enterprises have realized the potential benefits of storage as a service. The idea is to let organizations buy storage in the same way they buy other cloud services. Using service-based consumption, enterprises lease on-premises storage from a
Reading Time-approximately: 3 minutesChoosing the right CPU for virtual infrastructures depends on several factors, including feature sets and hardware specs. Proper configuration of processor resources is also crucial. By Ryann Burnett Choosing a CPU for virtualization and properly configuring it are just as important as choosing memory, storage and network resources; a processor that doesn’t make sense for the infrastructure or one that’s
What is COVID-19?
On 31 December 2019, the World Health Organization (WHO) reported a cluster of pneumonia cases in Wuhan City, China. ‘Severe Acute Respiratory Syndrome Coronavirus 2’ (SARS-CoV-2) was confirmed as the causative agent of what we now know as ‘Coronavirus Disease 2019’ (COVID-19). Since then, the virus has spread to more than 100 countries, including South Africa.
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