October 2018
Intermediate to advanced
248 pages
4h 46m
English
Content preview from Learn Apache Mesos
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Understanding resource allocation
Let's understand the resource location as follows:
- The Mesos master uses the resource allocation module to determine the type and quantity of resource offers to be made to frameworks.
- Resource allocation modules are responsible for providing shared resources in a fair manner to competing frameworks.
- Mesos has the dominant resource fairness (DRF) algorithm as its default resource allocation policy, which is far more suitable for most environments.
- So, let's consider a case where the total resources available are 8 CPUs and 10 GB of memory. User 1 runs tasks that require 1 CPU and 3 GB of memory, and user 2 runs tasks that require 3 CPUs and 1 GB of memory. Let's understand the following concepts:
- Dominant ...
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