AWS - CloudWatch
You want to create a CloudWatch Logs metric filter that counts the number of ERROR messages in your logs. Which filter pattern should you use?
You want to create a CloudWatch Logs metric filter that counts the number of ERROR messages in your logs. Which filter pattern should you use?
hard📝 Application Q9 of 15
Step-by-Step Solution
Solution:
Step 1: Understand metric filter patterns
Simple string match patterns use quotes around the keyword to match log events containing that word.Step 2: Identify correct syntax
Using "ERROR" matches any log event containing the word ERROR.Final Answer:
"ERROR" -> Option BQuick Check:
Metric filter string match uses quotes [OK]
Quick Trick: Use quotes for string match in metric filters [OK]
Common Mistakes:
MISTAKES- Using brackets incorrectly
- Trying JSON syntax without JSON logs
- Using wildcard incorrectly
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