[Solved] What is the purpose of setting a memory-reservation in a Docker container? — Ans: It sets a soft limit for memory usage that the container tries to stay within. | Docker

Docker - Resource Management

What is the purpose of setting a memory-reservation in a Docker container?

AIt reserves CPU shares for the container.

BIt sets a hard limit that immediately kills the container if exceeded.

CIt sets a soft limit for memory usage that the container tries to stay within.

DIt limits the disk space the container can use.

Step-by-Step Solution

Solution:

Step 1: Understand memory-reservation meaning
Memory reservation is a soft limit that Docker tries to keep the container under, but it can exceed if available.
Step 2: Differentiate from memory limit
Memory limit is a hard limit that kills the container if exceeded, unlike reservation.
Final Answer:
It sets a soft limit for memory usage that the container tries to stay within. -> Option C
Quick Check:
memory-reservation = soft limit [OK]

Quick Trick: Memory reservation is a soft limit, not a kill limit [OK]

Common Mistakes:

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