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location | top| Info |
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This article helps troubleshoot the "Fetcher for host" timeout error within Checkmk. |
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| colour | Green |
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| title | LAST TESTED ON CHECKMK 2.3.0P1 |
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| borderColor | black |
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| bgColor | #f8f8f8 |
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| title | Table of Contents |
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Problem
You receive error messages like the following.
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Fetcher for host "$HOST" times out after X seconds |
Background
Read this section about helper processes in Checkmk, to to understand the following.
There are several reasons , why a fetcher might time out. Below is a listing of some typical reasons.
Plugins
Sometimes a plugin needs a very long time to provide data or will not provide data at all.
Depending on your Microcore timeout - which defaults to 60 seconds - you reach the timeout and receive the error message from above.
Solution
Find possible solutions below , based on the possible problem.
Plugins
Plugin never finishes
If the plugins plugin throws errors or never finishes, you need to must learn how to fix this.
...
The plugin finishes after a long time
In case the plugin finished , but needs longer than the Microcore timeout, you can run the plugin asynchronously.
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