A Linux administrator receives reports about MySQL service availability issues. The administrator observes the following information: Which of the following explains why the server was offline?

The correct answer is A. The process exhausted server memory. The logs show mysqld invoked oom-killer, which is the Linux Out-Of-Memory (OOM) killer. This indicates MySQL consumed too much memory, forcing the kernel to terminate it to protect the system, which caused the service outage.

Troubleshooting and Diagnostics

Question

A Linux administrator receives reports about MySQL service availability issues. The administrator observes the following information:

Which of the following explains why the server was offline?

Exhibit

Options

AThe process exhausted server memory.
BThe process was intentionally terminated by a privileged user.
CThe process crashed because of a filesystem error.
DA network outage caused a service availability issue.

How the community answered

(16 responses)

A
69% (11)
B
13% (2)
C
13% (2)
D
6% (1)

Explanation

The logs show mysqld invoked oom-killer, which is the Linux Out-Of-Memory (OOM) killer. This indicates MySQL consumed too much memory, forcing the kernel to terminate it to protect the system, which caused the service outage.

Topics

#OOM killer#service availability#memory management#systemd

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