From 35b2e56bd47bc300556cea282857eda4e9901de8 Mon Sep 17 00:00:00 2001
From: Alex Grintsvayg <alex@grin.io>
Date: Tue, 3 Jan 2017 19:13:16 -0500
Subject: [PATCH 1/3] silence "[Errno 11] Resource temporarily unavailable"
 error

---
 lbrynet/dht/protocol.py | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/lbrynet/dht/protocol.py b/lbrynet/dht/protocol.py
index 1939ead2e..063b9fb97 100644
--- a/lbrynet/dht/protocol.py
+++ b/lbrynet/dht/protocol.py
@@ -10,6 +10,8 @@
 import logging
 import binascii
 import time
+import socket
+import errno
 
 from twisted.internet import protocol, defer
 from twisted.python import failure
@@ -251,7 +253,13 @@ class KademliaProtocol(protocol.DatagramProtocol):
     def _write_and_remove(self, key, txData, address):
         del self._call_later_list[key]
         if self.transport:
-            self.transport.write(txData, address)
+            try:
+                # i'm scared this may swallow important errors, but i get a million of these
+                # on Linux and it doesnt seem to affect anything  -grin
+                self.transport.write(txData, address)
+            except socket.error as err:
+                if err.errno != errno.EWOULDBLOCK:
+                    raise err
 
     def _sendResponse(self, contact, rpcID, response):
         """ Send a RPC response to the specified contact

From 71123c0de1df4030ad0bcab4b7db571b24906991 Mon Sep 17 00:00:00 2001
From: jobevers <jobevers@users.noreply.github.com>
Date: Sat, 11 Feb 2017 08:49:59 -0600
Subject: [PATCH 2/3] add warning log on EWOULDBLOCK

---
 lbrynet/dht/protocol.py | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/lbrynet/dht/protocol.py b/lbrynet/dht/protocol.py
index 063b9fb97..a58d7ba8b 100644
--- a/lbrynet/dht/protocol.py
+++ b/lbrynet/dht/protocol.py
@@ -254,11 +254,13 @@ class KademliaProtocol(protocol.DatagramProtocol):
         del self._call_later_list[key]
         if self.transport:
             try:
-                # i'm scared this may swallow important errors, but i get a million of these
-                # on Linux and it doesnt seem to affect anything  -grin
                 self.transport.write(txData, address)
             except socket.error as err:
-                if err.errno != errno.EWOULDBLOCK:
+                if err.errno == errno.EWOULDBLOCK:
+                    # i'm scared this may swallow important errors, but i get a million of these
+                    # on Linux and it doesnt seem to affect anything  -grin
+                    log.warning("Can't send data to dht: EWOULDBLOCK")
+                else:
                     raise err
 
     def _sendResponse(self, contact, rpcID, response):

From f5e6ff0c32c2a19ff371913fdc71e73f75d6c66f Mon Sep 17 00:00:00 2001
From: jobevers <jobevers@users.noreply.github.com>
Date: Sat, 11 Feb 2017 13:05:10 -0600
Subject: [PATCH 3/3] add changelog

---
 CHANGELOG.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index ee228b89d..bf7adb8a4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,8 @@ can and probably will change functionality and break backwards compatability
 at anytime.
 
 ## [Unreleased]
+### Fixed
+ * Change EWOULDBLOCK error in DHT to warning. #481
 
 ## [0.8.3rc0] - 2017-02-10
 ### Changed