diff --git a/test/known_failures_Linux.json b/test/known_failures_Linux.json
index 1ab2af5..dd7fb6b 100644
--- a/test/known_failures_Linux.json
+++ b/test/known_failures_Linux.json
@@ -139,6 +139,8 @@
   "cpp-py_multic_http-ip-ssl",
   "cpp-py_multih-header_http-ip",
   "cpp-py_multih-header_http-ip-ssl",
+  "cpp-py_multih_http-ip",
+  "cpp-py_multih_http-ip-ssl",
   "cpp-py_multij-json_http-ip",
   "cpp-py_multij-json_http-ip-ssl",
   "cpp-py_multij_http-ip",
@@ -397,6 +399,38 @@
   "py-cpp_header_http-ip-ssl",
   "py-cpp_json_http-ip",
   "py-cpp_json_http-ip-ssl",
+  "py-cpp_multi-binary_http-ip",
+  "py-cpp_multi-binary_http-ip-ssl",
+  "py-cpp_multi_http-ip",
+  "py-cpp_multi_http-ip-ssl",
+  "py-cpp_multia-binary_http-ip",
+  "py-cpp_multia-binary_http-ip-ssl",
+  "py-cpp_multia-binary_zlib-ip",
+  "py-cpp_multia-binary_zlib-ip-ssl",
+  "py-cpp_multia-multi_http-ip",
+  "py-cpp_multia-multi_http-ip-ssl",
+  "py-cpp_multia-multi_zlib-ip",
+  "py-cpp_multia-multi_zlib-ip-ssl",
+  "py-cpp_multiac-compact_http-ip",
+  "py-cpp_multiac-compact_http-ip-ssl",
+  "py-cpp_multiac-compact_zlib-ip",
+  "py-cpp_multiac-compact_zlib-ip-ssl",
+  "py-cpp_multiac-multic_http-ip",
+  "py-cpp_multiac-multic_http-ip-ssl",
+  "py-cpp_multiac-multic_zlib-ip",
+  "py-cpp_multiac-multic_zlib-ip-ssl",
+  "py-cpp_multic-compact_http-ip",
+  "py-cpp_multic-compact_http-ip-ssl",
+  "py-cpp_multic_http-ip",
+  "py-cpp_multic_http-ip-ssl",
+  "py-cpp_multih-header_http-ip",
+  "py-cpp_multih-header_http-ip-ssl",
+  "py-cpp_multih_http-ip",
+  "py-cpp_multih_http-ip-ssl",
+  "py-cpp_multij-json_http-ip",
+  "py-cpp_multij-json_http-ip-ssl",
+  "py-cpp_multij_http-ip",
+  "py-cpp_multij_http-ip-ssl",
   "py-d_accel-binary_http-ip",
   "py-d_accel-binary_http-ip-ssl",
   "py-d_accelc-compact_http-ip",
@@ -428,11 +462,39 @@
   "py-java_compact_http-ip-ssl",
   "py-java_json_http-ip",
   "py-java_json_http-ip-ssl",
+  "py-java_multi-binary_http-ip",
+  "py-java_multi-binary_http-ip-ssl",
+  "py-java_multi_http-ip",
+  "py-java_multi_http-ip-ssl",
+  "py-java_multia-binary_http-ip",
+  "py-java_multia-binary_http-ip-ssl",
+  "py-java_multia-multi_http-ip",
+  "py-java_multia-multi_http-ip-ssl",
+  "py-java_multiac-compact_http-ip",
+  "py-java_multiac-compact_http-ip-ssl",
+  "py-java_multiac-multic_http-ip",
+  "py-java_multiac-multic_http-ip-ssl",
+  "py-java_multic-compact_http-ip",
+  "py-java_multic-compact_http-ip-ssl",
+  "py-java_multic_http-ip",
+  "py-java_multic_http-ip-ssl",
+  "py-java_multij-json_http-ip",
+  "py-java_multij-json_http-ip-ssl",
+  "py-java_multij_http-ip",
+  "py-java_multij_http-ip-ssl",
   "py-lua_accel-binary_http-ip",
   "py-lua_accelc-compact_http-ip",
   "py-lua_binary_http-ip",
   "py-lua_compact_http-ip",
   "py-lua_json_http-ip",
+  "py-rs_multi_buffered-ip",
+  "py-rs_multi_framed-ip",
+  "py-rs_multia-multi_buffered-ip",
+  "py-rs_multia-multi_framed-ip",
+  "py-rs_multiac-multic_buffered-ip",
+  "py-rs_multiac-multic_framed-ip",
+  "py-rs_multic_buffered-ip",
+  "py-rs_multic_framed-ip",
   "py3-cpp_accel-binary_http-ip",
   "py3-cpp_accel-binary_http-ip-ssl",
   "py3-cpp_accel-binary_zlib-ip",
@@ -449,6 +511,38 @@
   "py3-cpp_header_http-ip-ssl",
   "py3-cpp_json_http-ip",
   "py3-cpp_json_http-ip-ssl",
+  "py3-cpp_multi-binary_http-ip",
+  "py3-cpp_multi-binary_http-ip-ssl",
+  "py3-cpp_multi_http-ip",
+  "py3-cpp_multi_http-ip-ssl",
+  "py3-cpp_multia-binary_http-ip",
+  "py3-cpp_multia-binary_http-ip-ssl",
+  "py3-cpp_multia-binary_zlib-ip",
+  "py3-cpp_multia-binary_zlib-ip-ssl",
+  "py3-cpp_multia-multi_http-ip",
+  "py3-cpp_multia-multi_http-ip-ssl",
+  "py3-cpp_multia-multi_zlib-ip",
+  "py3-cpp_multia-multi_zlib-ip-ssl",
+  "py3-cpp_multiac-compact_http-ip",
+  "py3-cpp_multiac-compact_http-ip-ssl",
+  "py3-cpp_multiac-compact_zlib-ip",
+  "py3-cpp_multiac-compact_zlib-ip-ssl",
+  "py3-cpp_multiac-multic_http-ip",
+  "py3-cpp_multiac-multic_http-ip-ssl",
+  "py3-cpp_multiac-multic_zlib-ip",
+  "py3-cpp_multiac-multic_zlib-ip-ssl",
+  "py3-cpp_multic-compact_http-ip",
+  "py3-cpp_multic-compact_http-ip-ssl",
+  "py3-cpp_multic_http-ip",
+  "py3-cpp_multic_http-ip-ssl",
+  "py3-cpp_multih-header_http-ip",
+  "py3-cpp_multih-header_http-ip-ssl",
+  "py3-cpp_multih_http-ip",
+  "py3-cpp_multih_http-ip-ssl",
+  "py3-cpp_multij-json_http-ip",
+  "py3-cpp_multij-json_http-ip-ssl",
+  "py3-cpp_multij_http-ip",
+  "py3-cpp_multij_http-ip-ssl",
   "py3-d_accel-binary_http-ip",
   "py3-d_accel-binary_http-ip-ssl",
   "py3-d_accelc-compact_http-ip",
@@ -480,11 +574,39 @@
   "py3-java_compact_http-ip-ssl",
   "py3-java_json_http-ip",
   "py3-java_json_http-ip-ssl",
+  "py3-java_multi-binary_http-ip",
+  "py3-java_multi-binary_http-ip-ssl",
+  "py3-java_multi_http-ip",
+  "py3-java_multi_http-ip-ssl",
+  "py3-java_multia-binary_http-ip",
+  "py3-java_multia-binary_http-ip-ssl",
+  "py3-java_multia-multi_http-ip",
+  "py3-java_multia-multi_http-ip-ssl",
+  "py3-java_multiac-compact_http-ip",
+  "py3-java_multiac-compact_http-ip-ssl",
+  "py3-java_multiac-multic_http-ip",
+  "py3-java_multiac-multic_http-ip-ssl",
+  "py3-java_multic-compact_http-ip",
+  "py3-java_multic-compact_http-ip-ssl",
+  "py3-java_multic_http-ip",
+  "py3-java_multic_http-ip-ssl",
+  "py3-java_multij-json_http-ip",
+  "py3-java_multij-json_http-ip-ssl",
+  "py3-java_multij_http-ip",
+  "py3-java_multij_http-ip-ssl",
   "py3-lua_accel-binary_http-ip",
   "py3-lua_accelc-compact_http-ip",
   "py3-lua_binary_http-ip",
   "py3-lua_compact_http-ip",
   "py3-lua_json_http-ip",
+  "py3-rs_multi_buffered-ip",
+  "py3-rs_multi_framed-ip",
+  "py3-rs_multia-multi_buffered-ip",
+  "py3-rs_multia-multi_framed-ip",
+  "py3-rs_multiac-multic_buffered-ip",
+  "py3-rs_multiac-multic_framed-ip",
+  "py3-rs_multic_buffered-ip",
+  "py3-rs_multic_framed-ip",
   "rb-cpp_json_buffered-domain",
   "rb-cpp_json_buffered-ip",
   "rb-cpp_json_buffered-ip-ssl",