Runbook

Apache Cache Corruption Detected

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Overview

This incident type typically refers to a situation where the Apache cache is found to have been corrupted or damaged. The Apache cache is used to store frequently accessed information in order to speed up the delivery of content to visitors. When the cache becomes corrupted, it can cause errors or issues with the website or application that relies on it. This type of incident may require investigation and remediation in order to restore the cache and ensure that the website or application is functioning properly.

Parameters

Debug

Check Apache's error log for any relevant messages

Check the Apache cache directory for any signs of corruption

Check if Apache is running

Restart Apache to see if it resolves the issue

Check the Apache cache size to see if it's larger than expected

Check the system's memory usage to see if it's causing any issues with the cache

Check if there are any read or write errors on the disk where the cache is stored

Check the system's disk usage to see if it's causing any issues with the cache

Repair

Restart Apache server: One of the easiest ways to resolve this issue is to restart the Apache server. This will flush the cache and start with a fresh cache.

Clear the Cache: Clearing the cache manually can also help resolve the issue. The cache can be cleared by deleting the cache files manually or using a tool like Apache clean.

Learn more

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