DevOps posts

DevOps Culture

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  • DevOps requires grass route adoptions and top down support. In analysing consultants in the field and various practitioner who have been exposed to multiple DevOps adoption initiative, beloow are the patterens of the DevOps culture that we found.
  • Patterns of DevOps Culture eMag include:
  • Practical Postmortems at Etsy – We take a look at Etsy’s blameless postmortems, both in terms of philosophy, process and practical measures/guidance to avoid blame and better prepare for the next outage. Because failures are inevitable in complex socio-technical systems, it’s the failure handling and resolution that can be improved by learning from postmortems.
  • How Different Team Topologies Influence DevOps Culture – There are many different team topologies that can be effective for DevOps. Each topology comes with a slightly different culture, and a team topology suitable for one organisation may not be suited to another organisation, even in a similar sector. This article explores the cultural differences between team topologies for DevOps, to help you choose a suitable DevOps topology for your organisation.
  • Leadership, Mentoring and Team Chemistry – How does fire fighting compare to DevOps? Michael Biven, team lead at Ticketmaster, shares important lessons on leadership, mentoring and team chemistry from his experience as a fire fighter.
  • Infrastructure Code Reviews – As infrastructure becomes code, reviewing (and testing) provides the confidence necessary for refactoring and fixing systems. Reviews also help spread consistent best practices throughout an organization and are applicable where testing might require too much scaffolding.
  • Build Quality In Book Review and Interview – Book review and interview with Steve Smith and Matthew Skelton, authors of “Build Quality In”, a collection of experience reports (including their own) on Continuous Delivery and DevOps initiatives, by authors ranging from in-house technical and process leaders to external consultants implementing technical and organizational improvements.

 

 

These Cloud Computing Skills Could Give You The Next Career Jump

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  • At the end of last year, there were over 3.9 million jobs in the cloud computing field in America alone—and over 18 million around the world. And professionals with cloud computing experience took home a median salary of over $90,000.
  • It’s a great field to get into — but what skills do you need for a job in cloud computing? Any expertise in these 9 areas will help set you apart from the rest of the application pile.

 

  • Database Skills
  • Because cloud computing so often deals with large databases of information, being able to understand and work with database languages is crucial. SQL and MySQLare the de facto standard languages for databases, but being familiar with open-source systems like Hadoop, Cassandra, and MongoDB is also helpful.
  • If you’re looking for a more fun way to learn some database skills, you can check out Schemaverse, a space-based strategy game in which players use SQL commands to control their fleets. GalaXQL is another great resource for learning to work with databases — the interactive app lets you practice your SQL queries and guides you along the way.

 

  • Linux
  • The Linux operating system dominates a large portion of the cloud computing world, so being familiar with it will give you a big headstart on many of your potential competitors. A good first step is to set up your computer to dual-boot with your preferred operating system (we have tutorials for dual-booting Windowsas well as OS X).

 

  • DevOps

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  • Development operations is a particular method of software development that takes the entire software lifecycle into account, from planning and prototyping to use and maintenance. DevOps is very popular in cloud computing, so understanding what it is and how you fit into it can be a big help.
  • You can start learning about DevOps by going to DevOps.com and reading their articles to get an idea of the sorts of issues at stake. Microsoft Virtual Academy provides an overview of DevOps, and Linux academy has a short DevOps course that will be helpful, as well.

 

  • Systems Automation

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  • As companies are storing and using more and more information all the time, working with it manually and on a project-to-project basis is becoming unsustainable. Developers who can automate tasks and processes are highly valuable, as they can significantly improve the efficiency of a company’s interactions with data.
  • While “automation” is a relatively vague term, you can gain skills in this area by learning about Puppet and Chef, two open-source automation solutions.
  • Puppet Labs offers a range of learning options, from live courses and certifications to self-paced online learning. It is also cross-platform.
  • Chef is another systems and cloud infrastructure automation tool with a number of interactive learning modules.

 

  • Quality Assurance
  • According to a 2014 survey by Forbes, software quality assurance was the sixth-most common request in cloud computing job postings. In short, software QA is the process by which developers and other producers make sure that the software they produce meets the needs that it sets out to and that it’s of acceptable quality upon release.

 

  • Information Security
  • The Certified Information Systems Security Professional (CISSP) certification is one of the most requested certifications in the cloud computing world. This certification is bestowed by International Information System Security Certification Consortium, Inc, and the exam covers knowledge on things like asset security, identity and access management, and software development security.

 

  • Project Management
  • The Project Management Professional certification is highly recognized and respected within the industry. If you have a few years of experience in project management, you may be eligible for this certification; if not, you may be eligible for the Certified Associate in Project Management certification.
  • To find out more about the PMP certification, you can visit the Project Management Institute website and read about their various certifications. There are also a number of other certifications that may be of interest, such as one in program management, and another in business analysis.

 

  • Amazon and Google Cloud Skills

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  • Being familiar with specific vendors of cloud solutions can be a big help if a potential employer already works with those companies. Because Amazon and Google cloud platforms are so popular (even the NSA uses Amazon Web Services), having some familiarity with these technologies can give you a boost in the hiring process.

 

  • The Future Is in the Cloud

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  • Many businesses are quickly transitioning a lot of their computing and data storage to the cloud, and there’s a big need for developers and other technical employees to help them with the process. Whether you’re a cloud expert or a total beginner, this is a great field to get into. Start polishing your skills!

 

DevOps idea for Application Development Team

  • With most associations receiving Cloud-First procedure and grasping DevOps Culture, Application Development groups must embrace building works on considering Cloud arrangement model and DevOps standards.
  • Getting the application’s usefulness right inside recommended expense and quality imperatives is sufficiently bad for Application Development groups any longer.
  • All in all, how precisely does Cloud and DevOps influence the application dev groups?
  • We take a gander at an ideas’ portion and building practices Application Development groups must embrace.

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  • Oversee Build Artifacts
  • 1. While most improvement groups use construct devices like Maven, Ant and so forth which computerize the procedure of creating application parallels, insufficient consideration is paid to the administration of use doubles post the fabricate process.
  • 2. Where are the fabricate curios facilitated? How are they distinguished? How are the conditions found and recovered?
  • 3. These components will get to be critical when we attempt to computerize assemble and send as a feature of CI/CD. Improvement groups must embrace a naming tradition for assembles furthermore work out the procedure of distributed the ancient rarities to a store like Nexus or S3.
  • Mechanize Deployment
  • 1. Frequently application organizations include a great deal more than replicating application ancient rarities to a pre-decided area on Server.
  • 2. Arrangement documents should be changed. Client records should be made. Record consents should be changed, and so forth.
  • 3. It is critical to recognize these errands and computerize them amid application advancement itself so sending can happen with no manual intercession.
  • Confirm Application organization
  • 1. Arrangement of another variant of the application may not generally bring about a detectable change on the application landing page.
  • 2. Changes in another adaptation may influence the UI where it counts in the application or it might just include backend business rationale.
  • 3. This reasons issues amid robotized organization on the grounds that arrangement occupation has no real way to tell if new form is appropriately conveyed.
  • 4. Advancement groups must devise a component to distinguish the application’s adaptation right now running.
  • 5. This identifier could be a variant number, form number or a Git correction number. There could be a different page which gives application data which can be questioned by sending apparatus to focus the aftereffect of arrangement.

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  • Mechanize App Configuration
  • 1. Numerous applications, particularly bundled applications depend on application arrangement changes post organization, to work appropriately.
  • 2. It is regular practice among advancement groups to convey the application and afterward open the Admin console and physically roll out design improvements as a component of Application arrangement.
  • 3. This methodology doesn’t work in Cloud and DevOps world.
  • 4. Application improvement groups need to consider computerizing these setup changes.
  • 5. A percentage of the methodologies could be to execute a twist summon to conjure administrator console changes or specifically redesign the settings in a record or database to which administrator console composes.
  • 6. There may likewise be different choices relying upon the application stack and must be investigated.
  • Externalize App Configuration
  • 1. It is a typical practice among Application improvement groups to store setup data inside of a property document and bundle the same as a major aspect of container record.
  • 2. At the point when the arrangement qualities change contingent upon the earth, it calls for property record overhaul and repackaging of container document.
  • 3. This breaks the best routine of advancing the construct crosswise over situations without adjustments.
  • 4. Application improvement groups ought to consider putting away the application setup data outside the application paired so that same application double can be advanced crosswise over situations without modifying the parallel.
  • 5. Devices like Apache ZooKeeper appear to be getting prominent for putting away the application design.
  • Pay consideration on Service Discovery and Registration
  • 1. Advancement situations are typically over disentangled with all reliant application segments and administrations co-found and regularly conveyed together.
  • 2. Then again, that is once in a while the case in non-advancement situations and capacity for application administrations to find one another and the request in which these administrations are conveyed gotten to be critical.
  • 3. Application improvement groups must plan administration disclosure and enlistment component as a major aspect of advancement action.
  • 4. Devices like Consul can be considered for Service Discovery.

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  • Correspond with CNAME
  • 1. Rather than hardcoding server’s IP location or “localhost” to unite with a subordinate administration, CNAMEs ought to be utilized.
  • 2. The CNAMEs ought to take after a naming tradition and must incorporate environment name so that administrations for a specific domain can be effectively distinguished.
  • 3. For instance, a Database (DB) server for QA can have CNAME of QA-DB-<Domain Name> and arranged in the application as needs be.

 

  • Arrange sending environment
  • 1. Engineers perform numerous assignments in their neighborhood surroundings to get their App working.
  • 2. It could be introducing a few bundles, altering some .ini records, changing the envelope authorizations, adjusting design documents and so forth.
  • 3. Be that as it may, these are overlooked throughout improvement and numerous cycles of assemble send are spent while conveying the application to different situations.
  • 4. Catching the earth as code guarantees that this information is caught and reused for setting up various situations.
  • 5. Apparatuses like Chef, Puppet, Ansible, and recently, Docker, make this less capturing so as to demand Infrastructure as code which is variant overseen and controlled.
  • 6. Application Development groups ought to work nearly with Ops groups to build up this code and utilize the same beginning from improvement environment itself.
  • 7. While an above’s percentage practices are by and large great advancement hones, they turn out to be particularly vital in the setting of Cloud and DevOps.
  • 8. Application advancement groups which grasp these practices and are always paying consideration on the robotized setup and organization environment, are destined to understand the advantages of Agility and Flexibility that accompanies Cloud Infrastructure model.

 

GitFlow: Key tool for Agile Development

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  • 1. Dexterous technique has turned into the true approach as organizations search for rate and nimbleness in application advancement.
  • 2. Business anticipates that IT association will have the capacity to convey developments to put it plainly, continuous cycles and be interested in changes.
  • 3. A vigorous source code variant control framework is the establishment for IT association to convey these abilities.
  • 4. Git has developed as the most favored decision for form control framework since, notwithstanding numerous different advantages, it makes stretching and blending much simpler.
  • 5. Regularly this ability of Git itself turns into an issue when groups don’t take after order and organized way to deal with fanning and blending.
  • 6. Profitable engineer time is spent in determining consolidation clashes and re-trying the lost changes.
  • 7. An organized and formal way to deal with fanning and combining upheld by a decent toolset that makes it less demanding for designers to go along goes far in tending to this circumstance. Enter GitFlow – a vigorous work process/structure for stretching and consolidating.
  • 8. GitFlow gives an organized way to deal with making branches and a very much characterized work process to deal with the stretching and blending procedure.
  • 9. GitFlow makes it simple to make branch for every component and union the code once more into mainline once the element advancement is finished.
  • 10. By ordering the utilization of independent discharge branch and hotfix branch, Gitflow guarantees that crisis creation fixes don’t meddle with booked discharges.
  • 11. Discharge branch guarantees that improvement group can keep on taking a shot at executing the new elements while QA does the solidifying of finished elements.

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  • Each lithe improvement group endeavors to:
  1. Deal with numerous elements autonomously in the meantime
  2. Discharge the elements relying upon business necessity
  3. Include/adjust usefulness of an element in light of client criticism
  4. Bolster support without disturbing the improvements
  5. Support simultaneous improvement by topographically circulated groups
  • GitFlow bolsters these goals through:
  1. Very much characterized naming tradition and standard for branches
  2. A straightforward summon line interface that edited compositions numerous Git Commands
  3. Capacity to chip away at different elements freely in the meantime
  4. Streamlining of the discharge process – both hotfixes and improvements
  • Any medium to huge scale venture includes advancement of numerous components which may have distinctive discharge dates. GitFlow, through inherent work process, makes it simpler to make another branch for each element and guarantees advancement of numerous components in parallel.
  • Improvement of new element begins from a steady code benchmark, which has finished and tried components.
  • Adaptability to discharge the components relying upon business prerequisite.
  • 1. GitFlow authorizes a standard spreading procedure which empowers production of highlight particular branches and makes converging of highlight branch again into improvement branch less demanding.
  • Amid the improvement of one component, if business requires another element of a higher need to be conveyed before, utilizing GitFlow another element can be created on another branch and discharged to generation in this manner empowering the advancement group to be spry and convey elements taking into account business prerequisite.
  • 2. Capacity to include/adjust usefulness of a component taking into account client criticism
  • Coordinated improvement is based on the establishment of steady joint effort between the client and advancement group where client takes an interest in enumerating the necessity, surveys the conveyed highlight and gives the criticism to guide further improvement of the element.
  • By giving a confined advancement environment to every element, GitFlow encourages this coordinated effort.
  • 3. Capacity to bolster upkeep without upsetting the improvements
  • Capacity to discharge hotfixes and guarantee such hotfixes get moved into every one of the elements being worked on is fundamental for improvement group to keep up a solid application underway.
  • GitFlow instrument to perform hotfixes on a creation branch and mechanized converging of these hotfixes into generation wipes out the likelihood of unintended components sneaking into creation and discriminating hotfixes getting passed up a major opportunity in consequent discharges.
  • 4. Support for simultaneous improvement by geologically appropriated groups
  • Improvement groups spread crosswise over numerous geologies could get into an untidy circumstance with overwritten changes, missing code and so forth if there is no clarity among designers where to pick the code from and where to consolidate the finished and tried code.
  • By giving a very much characterized and reliable stretching and blending demonstrate and related toolset, GitFlow encourages a smooth improvement cycle notwithstanding when groups are not co-found.

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  • GitFlow abbreviates the way in the middle of advancement and reception:
  • 1. Business clients, because of business sector powers, request new imaginative item includes that will separate their offerings. This means successive arrivals of highlight improvements that could, if done well, affect the business execution.
  • 2. GitFlow quickens the arrival of new advancements by giving a stable, non-clashing, separated improvement environment for Agile improvement.

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