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index 40d8e330e2..c66e79af71 100644
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@@ -127,3 +127,14 @@ However, the wallet may not be up-to-date with the current state of the mempool
or the state of the mempool by an RPC that returned before this RPC. For
example, a wallet transaction that was BIP-125-replaced in the mempool prior to
this RPC may not yet be reflected as such in this RPC response.
+
+## Limitations
+
+There is a known issue in the JSON-RPC interface that can cause a node to crash if
+too many http connections are being opened at the same time because the system runs
+out of available file descriptors. To prevent this from happening you might
+want to increase the number of maximum allowed file descriptors in your system
+and try to prevent opening too many connections to your JSON-RPC interface at the
+same time if this is under your control. It is hard to give general advice
+since this depends on your system but if you make several hundred requests at
+once you are definitely at risk of encountering this issue.