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How do you check a service and restart it safely?
How do you check a service and restart it safely? Check status, test the config , then reload or restart. sudo nginx -t (or apachectl configtest ) first, then sudo service nginx reload . “I always config-test before reload. A blind restart with a broken config takes the site down.” A reload with a b
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What this card says
Short answer
Check status, test the config, then reload or restart.
Example
sudo nginx -t (or apachectl configtest) first, then sudo service nginx reload.
Say it in the interview
“I always config-test before reload. A blind restart with a broken config takes the site down.”
Why it matters
A reload with a bad config can crash a live site. The test catches the mistake first.
Learn more in the lesson: 46.3 Linux on EC2 Interview Questions