When using the erasure coding technique in an object-based storage system, data is divided into 12 data segments and 4 coding segments. What is the maximum number of disk drive failures against…

The correct answer is B. 4. Since there are 4 coding segments, so they protect 4 failures.

Storage Systems

Question

When using the erasure coding technique in an object-based storage system, data is divided into 12 data segments and 4 coding segments. What is the maximum number of disk drive failures against which data is protected by the configuration?

Options

How the community answered

(15 responses)

A
7% (1)
B
73% (11)
C
7% (1)
D
13% (2)

Explanation

Since there are 4 coding segments, so they protect 4 failures.

Topics

#erasure coding#object storage#fault tolerance#coding segments

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