Step 5

Is your site slow, or having high server load, high CPU load, slow request processing, or outages in MySQL or Redis?
a. YES – Proceed with steps for Checking for DDOS attacks from CLI.
b. NO – Check logs of /var/log/exception.log and /var/log/deploy.log, and if this data does not present the issue to you, proceed to Step 6.

Step 6

Do you have deployment errors or deployment failure?
a. YES – Proceed to Step 13.
b. NO – Proceed to Step 7.

Step 7

Do you have Elasticsearch errors?
a. YES – Proceed with steps for checking Elasticsearch.
b. NO – Proceed to Step 8.

Step 8

Was your MySQL database having slow queries or incorrect queries?
a. YES – Proceed with Checking slow queries and Processes taking too long in MySQL and checking your query structure in this MySQL query tutorial.
b. NO – Proceed to Step 9.

Step 9

Is your static content not available?
a. YES – Proceed with consulting the Checking static content article.
b. NO – Proceed to Step 10.

Step 10

Do you see PHP Fatal Errors in your logs?
a. YES – Proceed with consulting Common PHP Fatal Errors and solutions.
b. NO – Proceed to Step 11.

Step 11

Are you seeing Redis errors?
a. YES – Proceed with steps to verify Redis is running and for Redis troubleshooting.
b. NO – Proceed to Step 12.