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How do you restart a service safely after a config change?
How do you restart a service safely after a config change? Config-test first , then reload or restart. sudo nginx -t (or apachectl configtest ), then sudo service nginx reload . “I always test the config before reload, so a typo doesn’t take the site down.” A blind restart with a broken config crash
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What this card says
Short answer
Config-test first, then reload or restart.
Example
sudo nginx -t (or apachectl configtest), then sudo service nginx reload.
Say it in the interview
“I always test the config before reload, so a typo doesn’t take the site down.”
Why it matters
A blind restart with a broken config crashes a live site.
Learn more in the lesson: 47.3 Linux, Logs and Windows Event IDs