Concepts Of Cloud Architecture: Workload Distribution Vs Resource Pool Architecture

Workload distributional architecture

The Cloud architects should implement some concepts or best practice to create extremely scalable applications. This concept is very critical because of continuous expansions of data sets, unpredictable traffic pattern, as well as the need for earlier response time. The 2 common basic cloud planning models are workload distribution architecture moreover resource pool architecture.

Workload distributional architecture

The workload distribution architectures use information technology assets that may scale out by using one or more of the same IT resource. This is accomplished using load balancers that provide run-time logic that evenly distributes workload between available information technology resources. These models may be apply to several IT assets as well as is usually utilized with it; the distributed effective server, the cloud storage gadgets furthermore cloud service. Additionally to the load balancer or the aforementioned assets, all these mechanisms may be an element of these models:

1)    Cloud Usage Monitor may perform data processing and runtime tracking

2)    Audit monitors use to monitor system can need to meet statutory necessities

3)    The Hypervisor for managing workloads and virtual hosts those need to be distributed

4)    Separating the logical network boundaries of the cloud customer network boundary

5)    Asset clusters that are usually utilized to support the workload balancing between cluster nodes

6)    The assets replication to generate fresh virtual resource instance under the improved workloads

The resource pool architectures are also based on grouping the same IT assets into teams. Pools may be virtual and physical resources. This same resource is automatically teamed as well as maintained by system to ensure they stay in sync. A sample resource pool is as follows: A physical server pool that contains network server that has an operating system or the other needed applications available for immediate use.

•    The virtual server pool is usually configured based on the customer’s pre-selected template.
•    A storage pool consisting of files and block-based storage container.
•    The networks pool of unusual pre-configured networks devices. Examples; the Virtual firewall as well as switches for superfluous connection, the load balancing, or link aggregation.
•    CPU assets are allocated to the virtual server’s CPU pool.
•    It can be used to vertically adjust the physical RAM pool of a newly provisioned physical server.

Sharing the same IT assets for extensibility may error-prone or there is an issue that makes them totally synchronize on a continuous basis. Solution to these issues is to utilize automatic synchronization systems to team the same IT assets into the pool or keep them synchronized. The following is an example of how a company can use a resource pool in the business using the examples in Cloud web Pattern. The asset pool architecture may be used to scale the system vertically and horizontally, depends on how pool is organized. For Example; If the workload increase or more CPU, as well as RAM assets, are also required, CPU moreover RAM resource pools may be used to scale information technology resources (for example virtual servers) vertically. The virtual servers may extract these assets from RAM and CPU asset pools.

Resource pool

The IT resources may scale out by adding one and more of the same IT assets. The load balancers also provide run-time logic to consistently distribute workload across the existing IT assets. Resulting workload’s distribution architecture also reduces the overuse and underutilization of IT resources to the extent that they rely on the complexity of load balancing algorithm along with runtime logic. This infrastructure model may be applied to several IT asset, usually distributed virtual servers, the cloud storage device or the cloud services to support workload distribution.

Resource pool

The resource pool architecture is based on utilization of single or the more asset pools where the same IT assets are grouped furthermore also maintained by the system and the system automatically make sure that they are synchronized.

Here is a general example of an asset pool:

• After the resource pool is defined, several instances of information technology assets from every pool may be formed to provide a pool of “real-time” IT assets.
• Maybe advantages and problems of deployment results

Cloud systems need methods that can dynamically scale or shrink IT resources based on demand, or have a mechanism that can provide redundancy moreover ease of managing IT assets. The WDA provides the method to distribute workloads among various copies of information technology resources, moreover resource pools provide the way to automatically synchronize IT asset by using resource pools and provide an on-demand dynamic allocation method of resources. In short, they may be used to design as well as execute complex architecture to automatically scale IT resources as workloads increase and decrease, and provide simultaneous IT resources, provide system redundancy, balance the load among resources, and manage and audit IT resources.

Benefits

Cost: Here, no calculations or hardware resources are waiting for the balance sheet. Depreciation and monthly inspection system usage do not exist.

Scale: “Flexibility and resiliency”: It can be transferred from the private network to the public network in order to test the latest applications.

Issues:

1.    There is no control over virtual machine processor data is not processed, it is a large security risk because Regional Gardens Ltd does not know what is actually happening to organization’s data (Jamshidi, Ahmad & Pahl, 2013).
2.    There is no control on the platform according to the cloud offerings
3.    The platform is usually a shared platform, such as other customers also running diverse websites on a similar IIS platform. 

Risk report for Hybrid Cloud and Microservices

Risk Description    Likelihood    Impact    Priority    Preventive Actions    Contingency Plans

Lack of ownership    High    Low    Very High    Improved security firewall network

Differentiate the level of security entrance on both the clouds    Backup is on

Restrict private data with certified employees

Poorly defined SLA    Medium    Low    Medium    Bandwidth must be precise for public cloud as well as for private cloud.

A separate server must be installed properly.    Without the proper basic structure setting, it can not move to a higher level

Data Compliance    High    High    Low    Understand all regulatory compliance laws.

Apart from this, configure the security policy (Nevil.S & C.J, 2016).    It is necessary to make proof of the policy document as well as the parties need to sign it

Benefits

Security    Low    High    High    It is necessary to reduce the intrusion of security tools to minimize intruder attacks and reducing data redundancy.    Considering an urgent situation or situation which can definitely be measured for high growth

Risks associated AWS hybrid cloud and microservices strategy

Distributed computing gives an essential strategy to get to servers, storing, databases and a wide course of action of use benefits over the Internet. A Cloud organization arranges, for instance, Amazon Web Services claims and keeps up the framework related hardware required for these application organizations, while your course of action and use what you require through a web application. In a dispersed registering condition, new IT resources are simply ever a tick away, which suggests association diminish the time it takes to make those benefits available to Regional Graden’s designers from weeks to minutes.

Lack of ownership: Cloud retailers should fully verify the security of processed data. Once the cloud is deployed, these activities lose the ability to tell their data sets. Enterprise managers should know what security standards the client can use to avoid accidents.

Solution: Data ownership and security need verification. Avoid suppliers who cannot provide reasonable proprietary expectations. Identify vendors in well-organized service-level agreements that cover hybrid IT companies. Know what data is accessible; Provider provides access to logs and statistics and all jurisdiction or geographical locations to store data (Manias & Baude, 2012).

Security: Many business administrators are disabled if failing to use authentication, identity management, and permission processes for private and public clouds. Cloud security protocols should be integrated (Narasimhan G., 2018).

Solution: Change the control of the two clouds. Synchronize ongoing security data or identity management services with Regional Gardens Ltd and Cloud Systems. Maintain the latest state of internal data collection for sensitive data that is not suitable for the public cloud.

Explicit definition of SLA

When regional gardens moved to the cloud, they lost the ability to control the data set, which forced them to rely on service providers to securely secure the data in the public domain. Work to synchronize security data or run in two clouds with the System Regional Garden Limited, which use Identity Management Services (Ahmad, Shanmugam, Idris, Samy & Hasan AlBakri, 2013).

Solution: Access permissions and protection must be explained and there is a clear definition of security measures in the SLA. This applies only to the expectations and needs of the cloud service providers. The reasonable expectation of the service is to be clearly explained in detail in the SLA so that if the service is not interrupted or the data is compromised then the customer’s shelter. Before signing a contract, it has been reviewed by an attorney (Linthicum, 2017).

Issues

Data compliance: More precedential care of hybrid clouds is needed when compliance is needed. It is difficult to follow and display with hybrid models because the data is moved back.

Solution: It is necessary to coordinate two clouds. Regional Gardens Ltd do not have to make sure organization only follow its public cloud provider and private cloud.  To handle sensitive data, two clouds must meet the industry standards for data protection.

Risk Description	Likelihood	Impact	Priority	Preventive Actions	Contingency Plans
Lack of ownership	High	Low	Very High	Improved security firewall network Differentiate the level of security entrance on both the clouds	Backup is on Restrict private data with certified employees
Poorly defined SLA	Medium	Low	Medium	Bandwidth must be precise for public cloud as well as for private cloud. A separate server must be installed properly.	Without the proper basic structure setting, it can not move to a higher level
Data Compliance	High	High	Low	Understand all regulatory compliance laws. Apart from this, configure the security policy (Nevil.S & C.J, 2016).	It is necessary to make proof of the policy document as well as the parties need to sign it
Security	Low	High	High	It is necessary to reduce the intrusion of security tools to minimize intruder attacks and reducing data redundancy.	Considering an urgent situation or situation which can definitely be measured for high growth

The AWS cloud safeties are the uppermost priority. Because an AWS client, the company will take advantage of information center as well as network architectures that meet necessities of the most safety-sensitive organization. The AWS provides a security services and infrastructure, as Regional Gardens and their customers are also responsible for the protected operating system, data, and platforms. To make sure a safe international infrastructure, the AWS also configures components of infrastructure, as well as services, provide and the elements that users may use to enhance a security, for example, recognize furthermore Access Management (IAM) service, which may be used to direct user or user permission in a subset of the AWS services.

Resource policies apply to situations where users create resources and want to allow another user to access these assets. In these models, strategy are directly associated with the asset furthermore describes who may do it with resource. User is controlling resources. Regional Gardens can give IAM users explicit accesses to the assets. Root AWS accounts have access to the admin asset policy and are possessor of the all assets created in those account. Or, they may give user explicit accesses to direct resource permissions.

• Capability procedure is typically used to perform company-wide access policies. The competency policy is allocated directly or indirectly to the IAM user using the IAM groups. They may also assign to roles that will assume at runtime. The capability policy defines the function (operation) that the users are allow and denied to perform. They may also override them by explicitly rejecting resource-based policy permissions.
• IAM policy may be used to restrict the access to definite source IP addresses range, or access on specific dates or times and other situation.
• Resource policies moreover feature policies, as well as are cumulative: Effective permissions for individual users are a combination of resource policies and permission permissions granted directly or through group membership.

Regional Gardens can use local HSM or Cloud HSM to support various use case moreover applications for example database encryptions, digital right management (DRM), document signing, or public key infrastructures (PKI), including authentications as well as authorizations. Cloud HSM presently uses SafeNet’s Luna SA HSM. Luna SA is also designed to meet (FIPS) 140-2 or Common Criteria EAL4+ standard, moreover supports the multiplicity of company-standard encryptions algorithms.

AWS Multifactor Authentication (MFA) also provides the further stage of security for login credential. When MFA is enabled, when the user logs in to the AWS websites, they are also prompted to enter their username or the password and the verification codes from their MFA devices. Regional Garden’s may ask the user to use MFA to remove the S3 object. We also recommend that Regional Garden’s activate MFA for Regional Garden’s AWS account as well as Regional Garden’s IAM user to prevent unauthorized accesses to Regional Garden’s AWS environments. Presently, the AWS also supports company’s hardware’s MFA devices and virtual MFA device in a form of the smartphone application. The username for an AWS account is always an email address. The IAM username allows more flexibility. Regional Garden’s AWS account password may be anything Regional Garden’s describe. Regional Garden’s can force IAM client passwords to match the policies that Regional Garden’s describe. To handle access to the asset, Regional Garden’s may have numerous AWS account such as, to isolate the growth environments from production environments. But, the users from one account can require accessing assets in another account, for example promoting updates from expansion environment to production environment. While users working in 2 accounts can have divide identities in every account, the managing credential for various accounts may make identity organization difficult.

Risks associated AWS hybrid cloud and microservices strategy

The company continuity planning is the procedure of creating a prevention as well as recovery system to handle the company’s potential threats. Any events that may have a negative impact on operations are including in plan, for example, supply chain disruptions, loss, and damage to serious infrastructures. Therefore, BCP is a subset of hazard organization. In the United States, government entity refers to this procedure as the continuity of business plans. The Business Continuity Plans outlines a series of disaster scenarios and steps taken by the company to restore normal transactions in any given situation. The early writing of BCP may also include preventive measures. BCP is usually created with the participation of key employees and stakeholders. It is a series of accidents that can minimize potential harm to the company in adverse situations.

When the companies are interrupted, it can cost money. The Loss of profits plus extra costs means less profit. The Insurance do not include all expenses or could not replace those clients who are deficient in competitions. The company continuity planning’s for continuous company are critical. Developing company continuity plans involve 4 steps: Conduct company impact recognizes to identify the time-sensitive and critical company function or procedures or the asset that supports them. Identify record furthermore execute to restore critical company processes and functions. Organize company continuity teams or write company continuity plans to run company disruptions. Train business continuity teams and conduct tests or exercise to evaluate improvement of plans and strategies. IT includes lots of components for example servers, networks, laptops and desktops, as well as wireless device. Ability to run workplace productivity furthermore enterprise software’s is very dangerous. Thus, IT recovery strategies must be developing so that technologies may be recovered in time to meets business requirements. Manual solution must be the element of information technology plan so that the company may go on while the PC systems are being restored.

Backup is one of the oldest IT tasks, and most business leaders believe its backup and recovery strategy is working. However, when an incident occurs, the organization’s backup strategy enters the testing phase, and its success or failure will have a lasting impact on business income, brand value, flexibility, and individual career. Business IT systems are rapidly changing and backup and data protection strategies need to be changed to remain consistent (Nehru, Mukherjee & Noel, 2014). As leaders consider shifting workloads to the cloud, data backup is often the first place they look, because of economies of scale, the “write once, never write” nature of most backup data, and the data in the cloud. This is especially true for highly regulated industries because the retention period of these industries requires that the backups remain recoverable for many years’ regular audits and tests are performed to ensure recoverability. When operational recovery is required, the disadvantages of the cloud as a backup repository arise. Bandwidth consumption, the cost of recalling cloud data, and recovery time are all factors that limit cloud backup use cases and require some backup data to continue to be stored locally. These new architectures are the way most organizations use private clouds for backup; long-term storage on external clouds and the latest data on operational recovery on local private or local storage. Traditionally, complete disaster recovery solutions are complicated and costly. Primarily, regional parks have two locations: its primary data center if the primary site fails and an independent location to support this operation (Katzer, 2013). However, maintaining this type of environment is expensive. That is why a large number of companies are funded at secondary sites and there are workers and employees with well-funded IT departments. Eventually, regional parks need server hardware, bandwidth, storage, and human resources to run different two locations (Furht & Escalante, 2015). Due to the flexible price of the cloud, due to the pricing model, disaster recovery is suddenly costly to less effective, because small businesses do not need much capital investment in physical resources, so small companies can use the cost of their income-tax budget in an unprecedented way. In addition, instant availability of the built-in Windows tools such as Hyper-V replication and several SaaS-based applications helps in removing regional gardens data and managing disaster recovery operations without purchasing additional license, so that this secondary site is easier as well as in a more affordable way than ever (Weinman, 2015).

Simplified DR Management

The simplicity of hybrid clouds is one of the major advantages of recovering from disaster. While working with cloud service providers, vendors take responsibility for establishing, configuring, and maintaining physical environments (Gilster, 2015). For users, it is equally easy to switch between the primary and secondary DR sites in the central interface to manage this double infrastructure. This is a big deal for any organization level. Many companies can benefit from saving time so that they can focus on their original potential and also create competitive advantages. Traditionally, complete disaster recovery solutions are complicated and costly (Höllwarth, 2012).

The ideal backup target

It is not enough to back up only one copy of data. Regional Gardens need a copy, they can visit the site immediately, and at least one copy will go off-site. Hybrid clouds help Regional Gardens to guard against data protection strategies by providing secondary backup targets. If Regional Gardens cannot access other facilities for whatever the reason is the public cloud framework can be used as a location for offsite backup. Cloud storage is usually cheaper than the traditional storage, therefore designating it just as a backup target may have a perfect commerce sense for Regional Gardens.

Resilience

To date, corporate IT efforts to ensure that a solid foundation for business activities has been made, although admirable, have not yet reached the standard. The staggering economic losses portray a very painful picture of the realities of American companies today. vCAir products provide a partial solution to data loss and application availability risks. Once Regional Gardens have a vCAir connector, Regional Gardens can choose to use VMware Corporation’s managed storage as a backup for the current VDC. Again, this is a pay-as-you-go service that allows corporate IT departments to abandon the painful behavior of capital expenditures and management of the infrastructure needed to perform backups and restore applications (requires a DR subscription to enable this feature). To meet the needs of disaster recovery subscriptions, Regional Gardens can see that VMware not only provides a backup mechanism, but also provides a mechanism for operational disaster recovery. Once the subscription is in place, the configuration behavior is very simple. So is this the ultimate goal of virtual disaster recovery?

1)    Not all workloads are virtualized. Regional Gardens still need an existing disaster recovery solution to complete this task.

2)    For compliance and regulatory reasons, not all workloads may leave the company. (No one looks good in an orange suit).

3)    Most CSOs will be conservative around applications that have strict/unique security requirements.

4)    Some applications RTO / RPO will require significant investment in network infrastructure. In some cases, the required investment will make the solution cost too high.

5)    VMware provides a good solution for most of our virtualized workloads. As the solution matures (more in-depth automation and richer APIs), I believe this will be the cornerstone of enterprise IT backup and DR strategies.

Remote management is defined as a program or method that controls a computing device from a remote location. This process always needs to use some software that has been developed to adapt to this process. This software, which allows control from some remote location, is becoming more and more common in the modern world and is often used worldwide when it is close to the system so that it is impractical or difficult to use it physically.

However, it is worth noting that remote management may be legal or illegal, such as hacking. Hackers have developed malicious computer programs such as Trojan horses, which actually guide users to the real intentions they really need. Hackers have developed a system known as owned hacking, which actually originated in the early 1990s. Have a computer that involves rooting or gaining executive power and controlling another person.

Some of the requirements for successful resource management may include:

Resource management software

These are instructions/tools for automating and assisting with the resource allocation process. This clearly helps the organization to clearly understand and understand the number of employees with the required skills. This also helps organizations ensure that employees are assigned to various projects within the organization

1. Resource allocation

This technology aims to reduce the excess shortage and inventory. It also helps smooth the upcoming resources.

The main goal of resource management is to ensure the maximum utilization of available resources and labor within the organization. Service Level Agreements (SLAs) refer to the contracts that exist between service providers and end users (clients). They define the service standards and levels that end users should expect from service providers. They specifically define what the customer will get from the service provider. SLAs may come from external or internal providers. The SLA provided by an Internet Service Provider (ISP) represents a basic example of an external provider.

Application flexibility: In general, application resiliency is defined as the vitality of an application to respond to the problems and challenges of its components, and is still the best service provider. AWS actually needs resilient applications to enable rapid software implementation through a multi-tier, multi-technology infrastructure.

Multiple technical environments tend to have failures and security issues, so testing the elasticity of applications is very important. When testing elasticity, it will provide the ability to check the following:

AWS is also cost-effective, flexible and very simple-to-utilize CC platform. The AWS provides sets of IS that may be used to deploy the application. To get most out of Regional Garden’s cloud platforms, we also recommend Regional Garden’s take advantage of AWS’ free services furthermore follow good practices. The organizations that invest time or assets prior to deployment to assess their operational readiness have higher levels of satisfaction than those that have not been put to use. In performing this work, the checklist can be a valuable mechanism for ensuring that applications are consistently and thoroughly evaluated. This list can be used to evaluate Regional Garden’s application and then start production on AWS. It also includes typical question asked by the AWS solution architect when seeking guidance to ignore general defects that are not apparent to the latest user. When every item is checked out with satisfying positive answers Regional Garden’s may assertively deploy company’s applications to cloud. The checklist item is intended to encourage proper dialogue on whether a particular service or concept is applicable to a regional garden application or, if therefore, whether it has adequately resolved. The regional garden must plan to modernize this list as a fresh applications service start and identify best practices.

For the different reasons, clients use many AWS accounts, including security quarantining or adding bills and reclaiming granularity. The Consolidated billing account may be used to aggregates billing for numerous accounts; but, this approaches increase organizational overhead linked with the organization as well as sharing assets across several accounts. The Combined billing allows clients to obtain the single bill for several AWS accounts furthermore potentially reduce the costs by aggregate utilize of this account. The Invoice billings allow AWS clients to obtain their AWS bill through invoice instead of business and own credit cards clients may optimize their cost on the AWS by selecting appropriate size, automating environment according to the use and schedule to scaled up and down environments, as well as using most suitable pricing models (reservation, on-demand, and spot instance). The Security or access administrations are very vital for AWS or our clients. The organization must review moreover incorporate following assets into its accesses management strategies. The Integrating AWS accesses credential into association existing inner credential administration procedures and policies are vital furthermore often uncomplicated operations for a client. Connection to association’s AWS moreover corporate environments should be understood well furthermore may take benefit of hardware, Internet and software virtual personal network and direct connection. AWS Amazon VPC Connectivity Options white papers discuss some of this option in a detail. AWS recommends at least two connections for HA furthermore fault tolerances. The clients may choose the combination of a connection option to provide the redundant failover mechanisms when appropriate.

Amazon Work Mail is a hosted email and calendaring service that provides powerful security controls and supports for existing desktops moreover mobile consumers. AWM is a hosted email and calendaring service with powerful security controls and supports existing desktop and mobile email clients. Whether Regional Garden’s use Microsoft Outlook, browsers or iOS and Android mobile devices, Regional Garden’s can access their emails, contacts and calendars. Regional Garden’s may integrate AWM with Regional Gardens’ existing corporate directories furthermore control a keys for encrypted information and location of the stored data. This may be time-consuming activities: In the order to utilize Amazon’s collaborative tools. I have study the all available documentation on sites or it’s very helpful. Software is not simple to setups, but instructions are comprehensive. Software supports particular account migrations or batch migrations, which are how technicians say multi-account migration. For first attempt, I already use single account migration furthermore setup was too simple. Of all issues in the migration to cloud (AWS Work Mail), all setup steps are simply compared to manual migrations. Amount of information migrated in twenty five accounts is fifty GB, of which 14 have been successfully migrated and 11 have been completed or renewed. Software is requiring documentation or update to explain why it failed through some E-mails. What I recommend to Regional Garden’s is that if Regional Garden’s want to migrate 50,000 e-mail accounts, Regional Garden’s should use manual methods to ignore rework. One of benefit of migration is to reduce costs, because they have dedicated servers in the office, so they must give corresponding maintenance.

The AWS WorkMail is a secure, hosted business email and calendar service that supports existing desktop and mobile email client applications. Amazon employees can easily access their emails using their chosen client applications (native iOS applications, Microsoft Outlook and Android email applications, applications based on any client supporting IMAP protocol and directly in web-based browsers), contacts and calendars. A regional garden can include the AWS WorkMail according to its existing corporate guidelines, using email logging to meet regulatory compliance requirements, and controlling data encrypting keys and data storage locations. Regional giants can also establish interoperability with Microsoft Exchange Server and can manage users, groups, and resources through the program using Amazon WorkMail SDK. Amazon securely integrates with existing Microsoft Active Directory in the WorkMail Regional Gardens, in which users can access their mailbox using their existing credentials. It makes it easy to manage users and groups who use familiar system management tools such as Active Directory users and computer users can synchronize with their e-mail, Android, Amazon Fire and Windows Phone devices. If a company is migrated from a local Microsoft Exchange server, then the user’s mobile device cannot automatically connect with Amazon WorkMail and the end user will not change the user experience without configuring it. Feature-rich web clients are also available to help users access their email, calendar, and contacts.

Key points and key issues

When Amazon introduced its cloud-based enterprise WorkMail e-mail product, it emphasized the fact that it would use high-level encryption and that enterprise users might control their personal decryption keys. However, Amazon ignores mentioning that it will surely retain complete access to this information, while also being able to examine the information data for Regional Garden’s marketing and provide data to regulation enforcement agencies when the subpoenas occur. The company will use the accessible AWS Privacy Policies, which almost allows them to do whatever they want. Given that a company’s email data may contain all sensitive as well as proprietary information of the Regional Gardens. In case Regional Garden is looking for someone to host their email instances may place access control at the top of its requisite list. For Amazon, the potential of Big Data is an inevitable consideration as well as the tempting proposition; the solution to the problem is almost certainly two-tiered. A service does not imply that data or information will never be easily accessed by anonymized cross-references and analysis, however, another type of service may be.

AWS has millions of active customers each month, and each imaginable vertical business unit in the enterprise uses AWS in a meaningful way. Each organization has its own unique reasons and limitations, but we have seen customers apply the common drivers consistently when migrating to the cloud:

Operating costs: The key component of the operating cost is the infrastructure unit price, which can match the supply and demand relationship, find alternatives, and adopt flexible cost base and transparency.

Labor productivity: In general, productivity increases two key factors: Regional Gardens don’t have to wait for the infrastructure, and Regional Gardens can use AWS WorkMail with more than 90 services to access AWS breadth and depth for its use, otherwise organization needs to build and maintain these services. In fact, after large-scale migration, it is common to see that employee productivity increases by 30-50%.

Avoid costs: No hardware updates and ongoing maintenance plans are key factors to avoiding costs. We found that customers are not interested in the cost and effort required to perform large refresh cycles or data center updates.

Operational flexibility: This seems obvious, but reducing the risk profile of the organization will also reduce the cost of risk mitigation. With 42 regions (AZ) consisting of 16 regions, AWS WorkMail has increased uptime around the world, reducing risk-related costs.

Business agility: Migrating to AWS WorkMail Clouds helps improve overall operational agility. This allows Regional Gardens to react more quickly to market conditions by expanding new markets, selling business lines, and acquiring available assets that provide a competitive advantage. The process of migrating existing applications to AWS WorkMail is complex and often involves stakeholders in each part of the organization. Therefore, taking the time to acknowledge in advance that cloud migration is not just an IT project is very important – it affects many different teams and often requires close collaboration between finance, compliance, products, systems and other teams if Regional Gardens preparing to migrate, first understand the standard AWS migration process.

References

Ahmad, A., Shanmugam, B., Idris, N., Samy, G., & Hasan AlBakri, S. (2013). Danger Theory Based Hybrid Intrusion Detection Systems for Cloud Computing. International Journal Of Computer And Communication Engineering, 650-654. doi: 10.7763/ijcce.2013.v2.267

Garber, D., Malik, J., Fazio, A., Carrasco, N., & Sneed, R. (2013). Windows azure hybrid cloud. Indianapolis, Indiana: John Wiley & Sons, Inc.

Gordon, A. (2016). The Hybrid Cloud Security Professional. IEEE Cloud Computing, 3(1), 82-86. doi: 10.1109/mcc.2016.21

Hatef, M., Shaker, V., Jabbarpour, M., Jung, J., & Zarrabi, H. (2017). HIDCC: A hybrid intrusion detection approach in cloud computing. Concurrency And Computation: Practice And Experience, 30(3), e4171. doi: 10.1002/cpe.4171

Ellison, M., Calinescu, R., & Paige, R. (2018). Evaluating cloud database migration options using workload models. Journal Of Cloud Computing, 7(1). doi: 10.1186/s13677-018-0108-5

Furht, B., & Escalante, A. (2015). Handbook of cloud computing. New York: Springer.

Gilster, R. (2015). CompTIA cloud+ CVO-001 in depth. Boston, MA: Cengage Learning PTR.

Ho?llwarth, T. (2012). Cloud Migration. Verlagsgruppe Hu?thig Jehle Rehm.

IEEE Cloud Computing Call for Papers Connecting Fog and Cloud Computing. (2016). IEEE Cloud Computing, 3(4), c2-c2. doi: 10.1109/mcc.2016.83

Jamshidi, P., Ahmad, A., & Pahl, C. (2013). Cloud Migration Research: A Systematic Review. IEEE Transactions On Cloud Computing, 1(2), 142-157. doi: 10.1109/tcc.2013.10

Katzer, M. (2013). Moving to Office 365.

Khan, N., & Al-Yasiri, A. (2015). Framework for Cloud Computing Adoption: A Roadmap for Smes to Cloud Migration. International Journal On Cloud Computing: Services And Architecture, 5(5/6), 01-15. doi: 10.5121/ijccsa.2015.5601

Kumar, R., & Prashar, T. (2016). A bio-inspired hybrid algorithm for effective load balancing in cloud computing. International Journal Of Cloud Computing, 5(3), 218. doi: 10.1504/ijcc.2016.080047

Linthicum, D. (2016). Emerging Hybrid Cloud Patterns. IEEE Cloud Computing, 3(1), 88-91. doi: 10.1109/mcc.2016.22

Linthicum, D. (2017). Cloud-Native Applications and Cloud Migration: The Good, the Bad, and the Points Between. IEEE Cloud Computing, 4(5), 12-14. doi: 10.1109/mcc.2017.4250932

Manias, E., & Baude, F. (2012). A component-based middleware for hybrid grid/cloud computing platforms. Concurrency And Computation: Practice And Experience, 24(13), 1461-1477. doi: 10.1002/cpe.2822

Narasimhan G., L. (2018). Database Migration on Premises to AWS RDS. EAI Endorsed Transactions On Cloud Systems, 3(11), 154463. doi: 10.4108/eai.11-4-2018.154463

Nehru, I., Mukherjee, S., & Noel, J. (2014). Energy Aware Migration Model for Efficient Resource Management in Cloud. Applied Mechanics And Materials, 573, 537-542. doi: 10.4028/www.scientific.net/amm.573.537

Nevil.S, A., & C.J, K. (2016). Optimized cloud migration using reliabilty framework. International Journal Of Engineering And Computer Science. doi: 10.18535/ijecs/v5i5.51

Premarathne, U., Abuadbba, A., Alabdulatif, A., Khalil, I., Tari, Z., Zomaya, A., & Buyya, R. (2016). Hybrid Cryptographic Access Control for Cloud-Based EHR Systems. IEEE Cloud Computing, 3(4), 58-64. doi: 10.1109/mcc.2016.76

Rountree, D., & Castrillo, I. (2014). The basics of cloud computing. Waltham, Mass.: Syngress.

Rana, O. (2014). The Costs of Cloud Migration. IEEE Cloud Computing, 1(1), 62-65. doi: 10.1109/mcc.2014.24

Sill, A. (2016). Cloud Standards as Roadmaps for Migration. IEEE Cloud Computing, 3(2), 64-70. doi: 10.1109/mcc.2016.49

Shukla, S., & Arora, D. (2015). A Hybrid Optimization Approach for Load Balancing in Cloud Computing. International Journal Of Private Cloud Computing Environment And Management, 2(2), 11-22. doi: 10.21742/ijpccem.2015.2.2.02

Sood, S. (2013). Hybrid Data Security Model for Cloud. International Journal Of Cloud Applications And Computing, 3(3), 50-59. doi: 10.4018/ijcac.2013070104

Weinman, J. (2015). Cloudonomics. Hoboken, N.J.: Wiley.

Weinman, J. (2016). Hybrid Cloud Economics. IEEE Cloud Computing, 3(1), 18-22. doi: 10.1109/mcc.2016.27

Yousif, M. (2016). Hybrid Clouds. IEEE Cloud Computing, 3(1), 6-7. doi: 10.1109/mcc.2016.9

Zalieckait?, L., Kazakevi?i?t?, V., & Kalinovien?, V. (2015). Migracijos ? debes? kompiuterijos aplink? modelis. Management Theory And Studies For Rural Business And Infrastructure Development, 37(2), 331-344. doi: 10.15544/mts.2015.30.