In Depth

In Depth

Cloud computing software

• File, block and object: Storage fundamentals in the cloud era

  We look at the three basic ways that storage accesses data – via file, block and object – as well as the ways in which the rise of the cloud and distributed systems have brought changes to them  Continue Reading

• Global file systems: Hybrid cloud and follow-the-sun access

  We look at global distributed file systems that put enterprise data under a single file access namespace so that enterprises and branch offices can get to data from anywhere  Continue Reading

• Data gravity: What is it and how to manage it

  Data gravity can attract increasing amounts of data, and brings with it onerous management overheads. We look at how to mitigate data gravity in datacentre and cloud  Continue Reading

• Cloud-to-cloud backup: When native cloud protection is not enough

  There is a certain amount of protection built into cloud services, but it has its limits and full data protection requires that cloud data is secured with cloud-to-cloud backup  Continue Reading

• Four obstacles to hybrid cloud storage – and possible solutions

  We look at obstacles to hybrid cloud storage, such as complexity, a need for object storage, application suitability, and cost, with potential ways to mitigate the problems  Continue Reading

• Interview: LF Energy on using open source to ready energy systems for phasing out fossil fuels

  With the climate crisis putting increasing pressure on countries to decarbonise their economies, the founder of open source championing LF Energy talks about digitising power networks to be ready for renewables  Continue Reading

• Backup types explained: Full, incremental, differential, synthetic

  We look at backup – on-prem and cloud – and the key variants available, from full backup to synthetic full, via incremental, differential, incremental forever and reverse incremental  Continue Reading

• Storage suppliers put Kubernetes platforms centre stage

  How to orchestrate the orchestrator? Storage suppliers’ Kubernetes management platforms aim to meet storage and data protection challenge in containerised application environments  Continue Reading

• Five key points on file locking vs object locking

  We look at file vs object storage locking mechanisms, how different forms of storage ensure data consistency, and especially how object storage is tackling the challenge  Continue Reading

• Cloud storage cost challenges and how to tackle them

  We look at cloud capacity procurement pitfalls, forecasting challenges, the danger of over-buying, supplier lock-in, deciphering billing and resizing capacity when projects finish  Continue Reading

• Define RPO and RTO tiers for storage and data protection strategy

  We look at RPO and RTO in defining data protection and disaster recovery strategies and how to specify tiers that reflect the importance of different systems in your organisation  Continue Reading

• Storage and 5G: Big impacts likely as wide-area topologies evolve

  Enterprise 5G will boost the need for storage generally. It will also push capacity needs closer to the edge and create new locations for processing and storage  Continue Reading

• Posix vs object storage: How much longer for Posix?

  We look at Posix compliance in storage and why it is being challenged by object storage and the need to scale much further than Posix-oriented storage was ever intended to  Continue Reading

• Cloud-era disaster recovery planning: Staff training, incident and media management

  In the third in a series on cloud-era disaster recovery, we set out the key components of DR staff awareness and training programmes, as well as incident management and dealing with the media  Continue Reading

• Cloud-era disaster recovery planning: Setting strategy and developing plans

  In the second in a series on cloud-era disaster recovery, we look at how to formulate a DR strategy and develop detailed DR plans for your organisation, while taking cloud services into account  Continue Reading

• Cloud-era disaster recovery planning: Assessing risk and business impact

  In the first in a series on cloud-era disaster recovery, we provide a step-by-step guide to building firm foundations for the disaster recovery plan, with risk assessment and business impact analysis  Continue Reading

• Dispelling the top five myths of modern infrastructure

  Modern infrastructure is agile, flexible and scalable. It is at the forefront of every CIO’s digital strategy – and it's everywhere. But with the multitude of choices comes complexity  Continue Reading

• Cloud storage compliance pitfalls: Post-pandemic and post-Brexit

  We look at the key areas of cloud storage compliance that can trip you up, with shared responsibility with cloud providers and data residency among the most important  Continue Reading

• Cloud repatriation: Five reasons to repatriate data from cloud

  We look at key drivers of cloud repatriation, including cost, compliance, issues around latency and data gravity, reversing poorly planned moves to the cloud, and supplier failure  Continue Reading

• APAC expert guide to cloud migration

  In this expert guide on cloud migration in Asia-Pacific, we highlight the key considerations and strategies that enterprises can take when moving their workloads to public cloud  Continue Reading

• Hybrid cloud: Five key questions in 2021

  We look at key need-to-knows about hybrid cloud in 2021, including how it is defined, key use cases, the main pitfalls and where it’s heading  Continue Reading

• How Estonia’s country-as-a-service scheme has attracted tens of thousands of foreign entrepreneurs

  Estonia has created a country-as-a-service offering which is attracting entrepreneurs and businesses from across the world  Continue Reading

• Five key questions to ask about storage-as-a-service and consumption models

  We look at important questions to ask providers of consumption-based storage procurement services, such as base costs and burst, usage measurement and upgrade paths  Continue Reading

• Disaster recovery for SMEs: Five key areas to consider

  We look at key disaster recovery considerations for SMEs, including why backup is not enough, how to create a disaster recovery plan, best-practice DR testing and DR as a service  Continue Reading

• Storage-as-a-service: Consumption models from the big six

  We look at the big six storage makers’ consumption model offers, which allow customers to pay for on-prem hardware and cloud storage capacity on a pay-per-use basis, within limits  Continue Reading

• Briefing: Cloud storage performance metrics

  We look at some of the key storage performance metrics that determine what your applications will get from cloud storage, plus cloud essentials that are beyond simple measurement  Continue Reading

• Lakehouse concept aims to merge data lake and data warehouse

  Data lakes are big, amorphous and difficult to access, while data warehouses are costly and aimed at structured data. The data lakehouse aims at analytics in an age of unstructured data  Continue Reading

• How Bureau Veritas migrated 85% of its applications to the AWS cloud

  In six years, France-based services giant BV has migrated 115 applications to the AWS cloud, mostly using in-house expertise. We talk to the company’s IT director  Continue Reading

• What digital transformation means for data storage

  We survey the key planks of digital transformation and look at the storage technologies emerging to support it, such as NVMe and QLC flash, hyper-converged infrastructure and cloud storage  Continue Reading

• Cloud archiving: A perfect use case, but beware costs and egress issues

  The advantages of cloud archiving are ease of use and being well-suited to potential latency issues, but IT teams need to be aware of costs and issues around moving data from and between clouds  Continue Reading

• Where now for storage? Hitachi, IBM and Pure Storage

  Part II: Storage supplier strategy in the cloud era: Hitachi, IBM and Pure Storage. We snapshot the big six hardware makers, as they take things to the cloud and as-a-service models  Continue Reading

• Where now for storage? Dell EMC, NetApp and HPE

  Part I: Storage supplier strategy in the cloud era: Dell EMC, NetApp and HPE. We snapshot the big six hardware makers, as they take things to the cloud and as-a-service models  Continue Reading

• Data warehouse storage: Has cloud made on-premise obsolete?

  There once was no alternative to building a data warehouse on-premise, but with cloud providers targeting analytics, building data warehouses on-site is looking obsolete  Continue Reading

• The 3-2-1 backup rule: Has cloud made it obsolete?

  The 3-2-1 backup rule was made for small-scale use in the pre-cloud era when tape still ruled. Is it relevant in the 2020s, or can we repurpose its fundamental principles?  Continue Reading

• Data lake storage: Cloud vs on-premise data lakes

  The data lake is a fundamental concept of data management. But what type of storage do you need to build a data lake on and what are the pros and cons of on-premise vs the cloud?  Continue Reading

• Five key points about unstructured data storage on-prem and cloud

  We look at unstructured data, the myriad forms of data it comprises and the key storage options available, which include NAS and object storage on-prem and in the cloud  Continue Reading

• Five key benefits of AWS, Azure and Google Cloud file storage

  The big three offer cloud file storage that can ease hybrid cloud operations, with consistency between cloud and on-premise as well as greater enterprise application compatibility  Continue Reading

• Cloud DR from the Big Three: Who’s best at what?

  We look at cloud disaster recovery from AWS, Microsoft Azure and Google to see which is best for provision of turnkey solutions, breadth of portfolio and modular building blocks  Continue Reading

• Five key points about cloud vs in-house disaster recovery

  The cloud is well suited as a disaster recovery failover option. The key questions are about what you should keep on-site and what goes to the cloud. We look at five key points to consider  Continue Reading

• IP surveillance: The storage it needs, on-premise and in the cloud

  Surveillance is changing, with the evolution from simple streams of sequential images to the application of AI to video, as well as an increasing move to use of the cloud  Continue Reading

• Unified file and object storage: The best of both worlds?

  Unified file and object storage tackles growing volumes of unstructured data in a way that’s compatible with traditional and cloud-era applications, and friendlier to analytics  Continue Reading

• Backup audit: What is a backup audit and why do we need them?

  Backup and recovery are vital components to protect against data loss, whether technical or causes such as ransomware. So how can a backup audit help protect our key assets?  Continue Reading

• Cloud storage costs: How to get cloud storage bills under control

  Many organisations look to the cloud to cut storage budgets, but the potential costs are many and varied. So what are the key ways to cut cloud storage costs?  Continue Reading

• APAC hybrid cloud adoption still cloudy

  Although there are clear benefits of hybrid cloud, enterprises in Asia-Pacific aren’t making the most of them due to a lack of holistic understanding, strategic frameworks and skillsets  Continue Reading

• Cloud flash storage: SSD options from AWS, Azure and GCP

  We look at the flash storage options available from the big three cloud providers – Amazon Web Services, Microsoft Azure and Google Cloud Platform – that can help narrow the gap between on-site and cloud workloads  Continue Reading

• Cloud storage on-site hardware: AWS, Azure, Google Cloud

  We look at the big three cloud vendors’ on-site offerings: AWS’s Outposts, Gateway and Snow hardware, Azure’s Stack and Arc appliances, and Google Cloud’s software-defined Anthos  Continue Reading

• Cloud storage 101: NAS file storage on AWS, Azure and GCP

  We look at NAS file storage options in AWS, Azure and Google Cloud. All three offer native-based and NetApp-based file storage, with Azure adding single namespace cache services  Continue Reading

• Cloud storage 101: File, block and object storage in the cloud

  We run the rule over file, block and object storage from the big three public cloud providers: AWS, Azure and GCP. We look at what’s on offer and the use cases they are aimed at  Continue Reading

• Australian firms soldier on amid Covid-19 outbreak

  From the largest financial institutions to small companies, Aussie firms have been dialling up their use of technology tools to keep their businesses humming during the coronavirus pandemic  Continue Reading

• Multicloud storage 101: Pros, cons, pitfalls and strategies

  Not putting all your eggs in one basket can be helpful to an enterprise’s resilience strategy. We look at multicloud storage and the benefits and pitfalls it brings  Continue Reading

• Top five compliance concerns for UK business in 2020

  We look at the top five legal and regulatory compliance concerns for UK businesses in 2020. It’s a list that includes GDPR, the DPA, PECR, PCI-DSS and the CCPA  Continue Reading

• Kubernetes storage 101: Container storage basics

  We look at the basics of creating storage and specifying it for applications in container storage using Kubernetes Persistent Volumes and Persistent Volume Claims  Continue Reading

• Driving adoption: Are high costs putting public cloud out of reach to non-profits?

  Facebook CEO Mark Zuckerberg’s insights into the sky-high cloud bills faced by some non-profit organisations prompts questions about whether the public cloud giants should do more to make their services more accessible to the third sector  Continue Reading

• Do you use cloud storage for these use cases yet?

  We look at the use cases most suited to a quick transition to the cloud: backup, archiving, disaster recovery, file storage and cloud bursting – cloud storage’s low-hanging fruit  Continue Reading

• Big storage meets cloud in the datacentre 'as-a-service' revolution

  Cloud is mainstream but the datacentre’s here to stay. This has resulted in a trend towards as-a-service in the datacentre where big storage array makers and the cloud giants meet  Continue Reading

• DRaaS decisions: Key choices in disaster recovery as a service

  We examine the key decisions when considering DRaaS. Whether to go full self-service, assisted or managed will depend on what you need to protect and your in-house resources  Continue Reading

• Top 10 storage deployment stories of 2019

  Here are ComputerWeekly’s top 10 storage deployment stories for 2019, which see quite a move away from traditional SAN and NAS to hyper-converged, software-defined storage and object storage  Continue Reading

• SME disaster recovery made easy with cloud, hybrid and HCI

  Disaster recovery is a lot easier for small businesses than it used to be, with use of the cloud, hybrid cloud, physical and virtual appliances, and hyper-converged infrastructure all among the choices on offer  Continue Reading

• Key storage choices: Cloud vs tape for archive storage?

  Tape still has benefits, such as an ‘air gap’ that can insulate archives from threats to data integrity. But what are the opportunities for cloud in tape’s traditional use cases?  Continue Reading

• Key differences between cloud storage offerings

  Cloud storage offerings are often largely similar. We run through the key areas where they can differ, such as location, range of services and data protection  Continue Reading

• Top five cloud storage pitfalls

  Cloud storage offers apparent simplicity, but unexpected costs, complexity, data movement and integration challenges can arise. We look at how to avoid common cloud storage pitfalls  Continue Reading

• Scale-out NAS hits the spot for large datasets, AI and machine learning

  Despite the rise of cloud and object storage, scale-out NAS is a key choice for the big datasets increasingly prevalent in artificial intelligence and machine learning scenarios  Continue Reading

• French national research centre insources with Rubrik backup

  France’s national research organisation wanted to insource IT back from Atos and built its private cloud on VMware across two locations with Rubrik appliances for backup  Continue Reading

• Financial services and cloud: Delivering digital transformation in a highly regulated industry

  The financial services community has gone from being one of the least likely sectors to adopt cloud to becoming one of its keenest users, as regulator attitudes to using the technology have become more accommodating  Continue Reading

• APAC buyer’s guide to human capital management software

  More Asia-Pacific organisations are turning to HCM software to recruit, engage and retain a new breed of employees who increasingly expect personalised services from HR teams  Continue Reading

• Public cloud: A key component in a disaster recovery plan

  The key things to consider when creating a disaster recovery plan that uses public cloud: DIY vs DRaaS, native cloud tools vs third party, and how low can you go with RPO and RTO?  Continue Reading

• Cloud snapshots and backups: How to protect data in the cloud

  You often need more data protection than native cloud services will give. But should you choose backup or snapshots? And what about third-party backup in the cloud?  Continue Reading

• Oracle and The World Bee Project expand partnership following trials

  Trials of ‘smart hive’ technology have enabled The World Bee Project to collect billions of data points about the health and activity of honey bees, for scientific research and conservation efforts  Continue Reading

• Cloud storage and its main cost components

  We run through the main items charged for by the big cloud storage providers, such as capacity, storage type, transactions, data egress, networks and data protection  Continue Reading

• Cloud’s low-hanging fruit: Backup, tiering and data sharing

  Native cloud operations can have a steep on-ramp in terms of enterprise IT readiness, but some things are relatively easy to port to a tier of storage in the cloud  Continue Reading

• Cloud storage 101: Specifying for cloud storage

  We run through key questions to ask when specifying cloud storage, such as disk type, performance, availability and the possible hidden cost of getting data out of the cloud  Continue Reading

• Competitive threats: What the growth in new public sector cloud frameworks means for G-Cloud

  Public sector IT buyers may soon find themselves spoilt for choice when it comes to deciding where to procure their cloud services, thanks to the emergence of several new frameworks, but where does that leave G-Cloud?  Continue Reading

• Blackout after Brexit: UK datacentres brace for post-EU power supply and cost changes

  As the uncertainty over how the UK intends to extricate itself from the European Union rumbles on, datacentre operators are weighing up how Brexit might affect the availability and cost of the power they need to run their facilities in future  Continue Reading

• Cloud storage 101: Cloud gateways for hybrid cloud connectivity

  Two of the big three public cloud providers – Amazon Web Services and Microsoft Azure – offer gateway on-ramps that can speed the deployment of hybrid cloud operations for SME and remote office locations  Continue Reading

• Storage 101: Object storage in the big three public clouds

  We look at the object storage services of the big three cloud providers – Amazon S3, Microsoft Azure Blob and Google Cloud Storage – and how customers can achieve compatibility between them  Continue Reading

• Cloud the rising star of storage: Eight years of text analysis

  Tracking word frequency in nearly a decade’s worth of storage content shows how cloud has come of age, flash has gone mainstream and how we don’t talk about virtualisation any more  Continue Reading

• A cloud compliance checklist for the GDPR age

  The cloud is supposed to make things simpler, but when it comes to compliance, things can get complex. Here is a look at the essential elements of a cloud compliance strategy  Continue Reading

• Top 10 cloud storage stories of 2018

  Top trends in cloud storage in 2018 included key enablers of hybrid- and multi-cloud such as native cloud storage, array makers’ cloud appliances and distributed file systems  Continue Reading

• How to build SME storage using public cloud storage

  Small companies can often take advantage of public cloud storage offerings to supplement or replace on-premise infrastructure. We look at key options in file, block and object storage  Continue Reading

• Google Cloud CTO Brian Stevens on using open source for competitive advantage in the public cloud

  Google Cloud CTO Brian Stevens on how the enterprise cloud conversation is changing, and why not all supplier declarations about supporting open source technologies are quite what they seem  Continue Reading

• Windows Virtual Desktops: Microsoft takes virtual Windows mainstream on Azure

  Microsoft is fleshing out its virtual desktop proposition by allowing enterprises to access Windows via its Azure platform, but what does this mean for its competitors?  Continue Reading

• Executive interview: Sebastian Krause, general manager, IBM Cloud Europe

  IBM Cloud Europe general manager Sebastian Krause opens up about Big Blue's big bets on hybrid cloud, enterprise IT and why the public cloud market is not one it is interested in playing in  Continue Reading

• How to implement a multicloud storage strategy

  We look at how to build a multicloud storage strategy and benefits such as performance, availability and features, as well as potential limitations such as data mobility  Continue Reading

• OpenStack storage update 2018: After Rocky

  Snapshots and container storage support are among recently added functionality in the open source private cloud platform, but vendor driver support for OpenStack is not universal  Continue Reading

• Flash storage in the cloud from the big cloud providers

  We survey the big three cloud providers – AWS, Azure and Google – and find a range of mostly block storage flash storage options with performance choices available  Continue Reading

• How the big five storage array makers tier data to the cloud

  We look at the big five storage array makers' efforts to connect on-premise hardware with cloud storage and find automated tiering, on-ramps, and backup and archive capability  Continue Reading

• Virtual storage appliances in the cloud from the big five

  We survey the big five storage hardware makers’ cloud offerings. Virtual storage appliances available range from storage and backup/data protection to nothing at all  Continue Reading

• National Archives races to create electronic archive of EU law before Brexit

  The National Archives faces challenges converting the EU's enormous library of laws into a publicly accessible UK archive ahead of Brexit. The Archives’ digital director, John Sheridan, explains how  Continue Reading

• Hybrid cloud a key milestone on the road to cloud storage

  The cloud seems to lend itself to use as a storage location. There are lots of bumps in the road, however, and hybrid cloud should be a key medium-term aim for organisations  Continue Reading

• Cloud HCI survey: Cloud functionality in hyper-converged infrastructure

  We look at how you can use hyper-converged infrastructure to build private clouds and link up with public cloud services to develop hybrid and multi-cloud working  Continue Reading

• Cloud storage: Amazon vs Azure vs Google vs IBM Softlayer

  Computer Weekly looks at the biggest four cloud storage providers, how they stand in the market, the products they offer, and which offers the widest range of products and features  Continue Reading

• Cloud NAS offers file access across on-site and in-cloud

  We run the rule over cloud NAS products that allow customers to build single-namespace file systems, including between in-house datacentres and public cloud storage  Continue Reading

• Hybrid cloud file and object pushes the frontiers of storage

  A single environment across on-premise and cloud environments is possible with a new class of product that builds file systems and object stores with hybrid cloud  Continue Reading

• Cloud DR: Key choices in cloud disaster recovery

  Flexibility and low cost make the cloud well-suited to disaster recovery, but there is no one-size-fits-all route to cloud disaster recovery. We look at the key choices  Continue Reading

• Inside DBS Bank’s digital journey

  The Singapore-based bank laid the foundation for its digital strategy a decade ago, starting with an overhaul of its IT systems before going big on cloud computing in later years  Continue Reading

• Storage in containers: The answer to persistent storage needs?

  With compute requirements often fragmented, short-lived and bursty, traditional storage architectures can struggle to cope – so is storage in containers the solution?  Continue Reading

• Cloud-to-cloud backup: What it is and why you need it

  Applications that run in the cloud are protected, but only so much. For full protection of data generated by cloud-based apps you need cloud-to-cloud backup  Continue Reading

• How Cyient streamlined its HR functions with the cloud

  The India-based supplier of engineering services is counting on a cloud-based human resource management system to improve efficiency and support its growing business  Continue Reading

• How retailers are using technology to remain relevant

  From the constant innovation at Asos, Amazon and Missguided to the new supply chain prowess flaunted by Diesel and Gap, fashion retailers are investing in tech to stay relevant to their customers  Continue Reading

• Is cloud ERP software ready for prime time?

  While cloud-based enterprise resource planning applications are more widely adopted in the Asia-Pacific region, some companies are still hanging on to on-premise systems that remain core to their business  Continue Reading