100 Days of DevOps and Cloud Series' Articles

Cover image for Day 31: Stash Keeps What Status Won't Show, and Private Is a Flag, Not a Subnet

Nnamdi Felix Ibe

Aug 24

Day 31: Stash Keeps What Status Won't Show, and Private Is a Flag, Not a Subnet

#devops #git #aws #database

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2

5 min read

Cover image for Day 32: Rebase Replays Your Commits, and a Restore Inherits Everything You Don't Override

Nnamdi Felix Ibe

Aug 26

Day 32: Rebase Replays Your Commits, and a Restore Inherits Everything You Don't Override

#devops #git #aws #database

8

5 min read

Cover image for Day 33: A Conflict Is Git Refusing to Guess, and Lambda's 200 Isn't the One That Matters

Nnamdi Felix Ibe

Aug 28

Day 33: A Conflict Is Git Refusing to Guess, and Lambda's 200 Isn't the One That Matters

#devops #git #aws #serverless

17

2

5 min read

Cover image for Day 34: A Hook That Cannot Fail, and an Error Three Commands From Its Cause

Nnamdi Felix Ibe

Sep 1

Day 34: A Hook That Cannot Fail, and an Error Three Commands From Its Cause

#devops #git #aws #serverless

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5

4 min read

Cover image for Day 35: Start and Enable Are Different Promises, and the Slow Thing Goes First

Nnamdi Felix Ibe

Sep 4

Day 35: Start and Enable Are Different Promises, and the Slow Thing Goes First

#devops #docker #aws #database

14

3

5 min read

Cover image for Day 36: A Running Container Is Not a Published One, and an ALB Needs a Listener

Nnamdi Felix Ibe

Sep 6

Day 36: A Running Container Is Not a Published One, and an ALB Needs a Listener

#devops #docker #aws #networking

13

3

5 min read

Cover image for Day 37: The Role Is Not What You Attach, and the Bucket Is Not the Objects

Nnamdi Felix Ibe

Sep 8

Day 37: The Role Is Not What You Attach, and the Bucket Is Not the Objects

#devops #docker #aws #security

10

5 min read

Cover image for Day 38: A Tag Is a Name, Not a Copy, and RUNNING Is Not Reachable

Nnamdi Felix Ibe

Sep 10

Day 38: A Tag Is a Name, Not a Copy, and RUNNING Is Not Reachable

#devops #docker #aws #containers

19

5

4 min read

Cover image for Day 39: Commit Captures the Layer, Not the Recipe, and AccessDenied Is Not Always IAM

Nnamdi Felix Ibe

Sep 11

Day 39: Commit Captures the Layer, Not the Recipe, and AccessDenied Is Not Always IAM

#devops #docker #aws #s3

14

4

5 min read

Cover image for Day 40: Curl's 000 Says Where to Look, and Blackhole Says Exactly What Broke

Nnamdi Felix Ibe

Sep 12

Day 40: Curl's 000 Says Where to Look, and Blackhole Says Exactly What Broke

#devops #docker #aws #networking

18

9

5 min read

Cover image for Day 41: EXPOSE Does Not Publish, and a KMS Key Has No Name

Nnamdi Felix Ibe

Sep 13

Day 41: EXPOSE Does Not Publish, and a KMS Key Has No Name

#devops #docker #aws #security

18

2

5 min read

Cover image for Day 42: A Custom Network Gives You DNS, and DynamoDB Only Declares Its Key

Nnamdi Felix Ibe

Sep 14

Day 42: A Custom Network Gives You DNS, and DynamoDB Only Declares Its Key

#devops #docker #aws #database

13

4

4 min read

Cover image for Day 43: A Port Is Closed Until You Publish It, and an AZ Name Is Not an AZ

Nnamdi Felix Ibe

Sep 16

Day 43: A Port Is Closed Until You Publish It, and an AZ Name Is Not an AZ

#devops #docker #aws #containers

20

1

4 min read

Cover image for Day 44: Compose Stopped Needing a Version, and the CLI Gives You No Grace Period

Nnamdi Felix Ibe

Sep 18

Day 44: Compose Stopped Needing a Version, and the CLI Gives You No Grace Period

#devops #docker #aws #containers

10

4 min read

Cover image for Day 45: RUN Cannot See Your Build Context, and NAT Only Goes One Way

Nnamdi Felix Ibe

Sep 19

Day 45: RUN Cannot See Your Build Context, and NAT Only Goes One Way

#devops #docker #aws #networking

12

5 min read

Cover image for Day 46: Compose Wires the Whole Stack, and Permission to Invoke Is Not Permission to Act

Nnamdi Felix Ibe

Sep 20

Day 46: Compose Wires the Whole Stack, and Permission to Invoke Is Not Permission to Act

#devops #docker #aws #serverless

20

4

5 min read

Cover image for Day 47: Copy Requirements Before the Code, and SQS Has No Priority Feature

Nnamdi Felix Ibe

Sep 21

Day 47: Copy Requirements Before the Code, and SQS Has No Priority Feature

#devops #docker #aws #containers

14

4 min read

Cover image for Day 48: Nobody Replaces a Bare Pod, and a Stack Knows How to Take Itself Apart

Nnamdi Felix Ibe

Sep 23

Day 48: Nobody Replaces a Bare Pod, and a Stack Knows How to Take Itself Apart

#devops #kubernetes #aws #containers

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4 min read

Cover image for Day 49: A Deployment Keeps Pods Alive, and Routable Is Not Reachable

Nnamdi Felix Ibe

Sep 25

Day 49: A Deployment Keeps Pods Alive, and Routable Is Not Reachable

#devops #kubernetes #aws #networking

14

5 min read

Cover image for Day 50: One Number Picks a Pod's QoS Class, and a Bigger Disk Is Three Separate Jobs

Nnamdi Felix Ibe

Sep 26

Day 50: One Number Picks a Pod's QoS Class, and a Bigger Disk Is Three Separate Jobs

#discuss #devops #kubernetes #aws

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8

5 min read

Cover image for Day 51: A Rollout Only Starts When the Template Changes, and Azure Keeps Only Half Your Key

Nnamdi Felix Ibe

Sep 27

Day 51: A Rollout Only Starts When the Template Changes, and Azure Keeps Only Half Your Key

#devops #kubernetes #azure #security

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1

4 min read

Cover image for Day 52: Undo Rolls Forward, and the Disk Already Mounted Is the One Not to Trust

Nnamdi Felix Ibe

Sep 28

Day 52: Undo Rolls Forward, and the Disk Already Mounted Is the One Not to Trust

#devops #kubernetes #azure #containers

19

5

5 min read

Cover image for Day 53: A Shared Volume Needs a Shared Path, and Ubuntu 22.04 Has Two Names on Azure

Nnamdi Felix Ibe

Sep 30

Day 53: A Shared Volume Needs a Shared Path, and Ubuntu 22.04 Has Two Names on Azure

#devops #kubernetes #azure #containers

21

1

4 min read

Cover image for Day 54: A Volume Belongs to the Pod, and a Resource Group's Region Is Only Metadata

Nnamdi Felix Ibe

Oct 2

Day 54: A Volume Belongs to the Pod, and a Resource Group's Region Is Only Metadata

#devops #kubernetes #azure #containers

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2

4 min read

Cover image for Day 55: The Volume Hides nginx's Log Links, and Every Azure Subnet Gives Up Five Addresses

Nnamdi Felix Ibe

Oct 3

Day 55: The Volume Hides nginx's Log Links, and Every Azure Subnet Gives Up Five Addresses

#devops #kubernetes #azure #containers

19

1

4 min read

Cover image for Day 56: A Service Finds Pods by Label, and an Azure Subnet Has No Zone

Nnamdi Felix Ibe

Oct 4

Day 56: A Service Finds Pods by Label, and an Azure Subnet Has No Zone

#devops #kubernetes #azure #containers

12

4 min read