What is Docker? BenefitsofUsingDocker–Visualpath
Docker isacontainerizationplatformthathasbecomeincreasinglypopularinrecentyears, particularlyintheworldofDevOpsandcloudcomputing.Dockerprovidesarangeofbenefits for developers and operations teams, including increased efficiency, flexibility, and portability.
Running applications in containers brings a number of benefits:
• Portability:
Onceyouhavetestedyourcontainerizedapplicationyoucandeployittoanyothersystem whereDockerisrunningandyoucanbesurethatyourapplicationwillperformexactlyasit didwhenyoutestedit.YoucaneventakeimagesthatwerebuiltonLinuxandrunthemon WindowsusingDocker'sLinuxContaineronWindows.DockerOnlineTraining
• Performance:
Although virtualmachinesarean alternativetocontainers, thefactthatcontainersdonot contain an operating system (whereas virtual machines do) means that containers have muchsmallerfootprintsthanvirtualmachines,arefastertocreate,andquickertostart.
• Agility:
The portability and performance benefits offered by containers can help you make your developmentprocessmoreagileandresponsive.Enhancingyourcontinuousintegrationand continuousdeliveryprocessestotakeadvantageofcontainersandtechnologysuchasVisual COBOLDevelopment Hubmakesit easierfor youtodelivertheright softwareat theright time.
• Isolation:
ADockercontainerthatcontainsoneofyourapplicationsalsoincludestherelevantversions ofanysupportingsoftwarethatyourapplicationrequires.IfotherDockercontainerscontain applications that require different versions of the same supporting software, that isn't a problembecausethedifferentDockercontainersaretotallyindependentofoneother.
• Scalability:
Youcanquicklycreatenewcontainersifdemandforyourapplicationsrequiresthem.When using multiple containers you can take advantage of a range of container management options.SeetheDockerdocumentationformoreinformationontheseoptions.
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