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3 changes: 3 additions & 0 deletions doc/_admin-guide/060_Sources/110_Pipe/README.md
Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,9 @@ differences, for example, pipe() opens its argument in read-write mode,
therefore it is not recommended to be used on special files like
/proc/kmsg.

**NOTE:** If the `fifo` file is deleted, and the user creates a new one, {{ site.product.short_name }} will still attempt to access the old file until {{ site.product.short_name }} is restarted. Make sure to restart {{ site.product.short_name }} after creating a new `fifo` file.
{: .notice--info}

>![]({{ site.baseurl}}/assets/images/caution.png) **CAUTION:**
>
>- It is not recommended to use pipe() on anything else than real pipes.
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