Upgrading Services | Ashraya Tuladhar - Speaker Deck

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Upgrading Services Ashraya Tuladhar Associate Infrastructure Engineer Gurzu Inc

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Differences Between Update & Upgrade ● Generally an enhancement to the current version of the software or application ● Provides ﬁxes and improve the program's performance ● For example, Version Numbers- 2.0.1 to 2.0.2 ● A whole new version of software or application ● Equivalent to a new software versions that bring new functions, tools and signiﬁcant improvements. ● For example, going from version 1.0 to 2.0 in software is a major upgrade. 2 UPDATE UPGRADE

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Why is it Important? ● Patch security ﬂaws ● Get new features ● Improve performance 3

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Popular Upgrade Deployment Method ● Blue/Green Deployment ● Recreate Deployment 4

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5 Blue Green Deployment

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Recreate Deployment 6

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Things to Consider ● Backward compatibility ● Additional dependencies ● Version jumps ● Problem faced by other users 7

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Steps to Carry Out ● Planning ● Testing ● Back up ● Deployment ● Monitoring 8

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Final Steps ● Report and documentation 9

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THANK YOU 10