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XK0-001 · Question #128

A user-defined cron job is configured incorrectly and is slowing down a server. What is the best way to address this issue?

The correct answer is C. Use "crontab -u <user> -l" for each user to find out who has the incorrect crontab. See the full explanation below for the reasoning.

Question

A user-defined cron job is configured incorrectly and is slowing down a server. What is the best way to address this issue?

Options

  • AUse "cron -d *" to delete each user's cron jobs
  • BUse "userdel <user>" to delete the user to prevent additional cron jobs
  • CUse "crontab -u <user> -l" for each user to find out who has the incorrect crontab
  • DPrevent cron from launching any additional processes by using "killall -9 crond"

How the community answered

(36 responses)
  • A
    3% (1)
  • B
    6% (2)
  • C
    83% (30)
  • D
    8% (3)

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