diff --git a/src/ucp/proto/proto_init.c b/src/ucp/proto/proto_init.c
index 741e6489dad..c8ab972efbc 100644
--- a/src/ucp/proto/proto_init.c
+++ b/src/ucp/proto/proto_init.c
@@ -475,6 +475,7 @@ ucp_proto_common_init_send_perf(const ucp_proto_common_init_params_t *params,
 {
     ucp_proto_perf_node_t *child_perf_node;
     ucs_linear_func_t send_overhead;
+    ucs_memory_type_t remote_mem_type;
     ucs_status_t status;
 
     send_perf->node = ucp_proto_perf_node_new_data("send-ovrh", "");
@@ -494,10 +495,21 @@ ucp_proto_common_init_send_perf(const ucp_proto_common_init_params_t *params,
         send_overhead = UCS_LINEAR_FUNC_ZERO;
     } else {
         ucs_assert(reg_md_map == 0);
+        if ((params->flags & UCP_PROTO_COMMON_INIT_FLAG_REMOTE_ACCESS) &&
+            (params->super.rkey_config_key != NULL)) {
+            remote_mem_type = params->super.rkey_config_key->mem_type;
+        } else {
+            remote_mem_type = UCS_MEMORY_TYPE_HOST;
+        }
+        ucs_print("%s |TX init send selp memt %s rkey mt %s config key %p",
+                 ucp_proto_id_field(params->super.proto_id, name),
+                 ucs_memory_type_names[params->super.select_param->mem_type],
+                 ucs_memory_type_names[remote_mem_type],
+                 params->super.rkey_config_key);
         status = ucp_proto_init_buffer_copy_time(
-                params->super.worker, "send copy", UCS_MEMORY_TYPE_HOST,
-                params->super.select_param->mem_type, params->memtype_op,
-                &send_overhead, &child_perf_node);
+                params->super.worker, "send copy",
+                params->super.select_param->mem_type, remote_mem_type,
+                params->memtype_op, &send_overhead, &child_perf_node);
         if (status != UCS_OK) {
             ucp_proto_perf_node_deref(&send_perf->node);
             return status;
@@ -598,8 +610,11 @@ ucp_proto_common_init_recv_perf(const ucp_proto_common_init_params_t *params,
             if (params->super.rkey_config_key == NULL) {
                 /* Assume same memory type as sender */
                 recv_mem_type = select_param->mem_type;
+                ucs_print("%s |RX selp memt %s, recvmt the same",ucp_proto_id_field(params->super.proto_id, name), ucs_memory_type_names[select_param->mem_type]) ;
             } else {
                 recv_mem_type = params->super.rkey_config_key->mem_type;
+                ucs_print("%s|RX selp memt %s, recvmt %s (from rkey)",
+                       ucp_proto_id_field(params->super.proto_id, name), ucs_memory_type_names[select_param->mem_type], ucs_memory_type_names[params->super.rkey_config_key->mem_type]) ;
             }
 
             /* Silence cppcheck */
diff --git a/src/ucp/proto/proto_select.h b/src/ucp/proto/proto_select.h
index 9441c3c0044..c3371d4a33f 100644
--- a/src/ucp/proto/proto_select.h
+++ b/src/ucp/proto/proto_select.h
@@ -82,6 +82,8 @@ struct ucp_proto_select_param {
             uint8_t         sys_dev;    /* Reply buffer system device */
         } UCS_S_PACKED reply;
 
+        uint8_t             mem_type_flags;
+
         /* Align struct size to uint64_t */
         uint8_t             padding[2];
 
diff --git a/src/ucp/rndv/rndv_get.c b/src/ucp/rndv/rndv_get.c
index a77d920fc4c..fc850c30095 100644
--- a/src/ucp/rndv/rndv_get.c
+++ b/src/ucp/rndv/rndv_get.c
@@ -277,6 +277,7 @@ ucp_proto_rndv_get_mtype_fetch_completion(uct_completion_t *uct_comp)
 
     ucp_proto_rndv_mtype_copy(req, req->send.rndv.mdesc->ptr,
                               ucp_proto_rndv_mtype_get_req_memh(req),
+                              req->send.rndv.mdesc->memh->mem_type,
                               uct_ep_put_zcopy,
                               ucp_proto_rndv_get_mtype_unpack_completion,
                               "out to");
diff --git a/src/ucp/rndv/rndv_mtype.inl b/src/ucp/rndv/rndv_mtype.inl
index b28e657678f..18911e50879 100644
--- a/src/ucp/rndv/rndv_mtype.inl
+++ b/src/ucp/rndv/rndv_mtype.inl
@@ -128,10 +128,12 @@ ucp_proto_rndv_mtype_next_iov(ucp_request_t *req,
 
 static UCS_F_ALWAYS_INLINE ucs_status_t ucp_proto_rndv_mtype_copy(
         ucp_request_t *req, void *buffer, uct_mem_h memh,
-        uct_ep_put_zcopy_func_t copy_func, uct_completion_callback_t comp_func,
-        const char *mode)
+        ucs_memory_type_t frag_mem_type, uct_ep_put_zcopy_func_t copy_func,
+        uct_completion_callback_t comp_func, const char *mode)
 {
-    ucp_ep_h mtype_ep     = ucp_proto_rndv_req_mtype_ep(req);
+    ucp_ep_h mtype_ep     = ucp_proto_rndv_mtype_ep(
+                              req->send.ep->worker, frag_mem_type,
+                              req->send.state.dt_iter.mem_info.type);
     ucp_lane_index_t lane = ucp_ep_config(mtype_ep)->key.rma_bw_lanes[0];
     ucp_context_t UCS_V_UNUSED *context = req->send.ep->worker->context;
     ucs_status_t status;
@@ -140,7 +142,7 @@ static UCS_F_ALWAYS_INLINE ucs_status_t ucp_proto_rndv_mtype_copy(
     ucp_trace_req(req, "buffer %p copy-%s %p %s-%s using memtype-ep %p lane[%d]",
                   buffer, mode, req->send.state.dt_iter.type.contig.buffer,
                   ucs_memory_type_names[req->send.state.dt_iter.mem_info.type],
-                  ucs_memory_type_names[req->send.rndv.mdesc->memh->mem_type],
+                  ucs_memory_type_names[frag_mem_type],
                   mtype_ep, lane);
 
     ucp_proto_completion_init(&req->send.state.uct_comp, comp_func);
diff --git a/src/ucp/rndv/rndv_put.c b/src/ucp/rndv/rndv_put.c
index fecee38c2fb..4fddf4a8216 100644
--- a/src/ucp/rndv/rndv_put.c
+++ b/src/ucp/rndv/rndv_put.c
@@ -517,6 +517,7 @@ ucp_proto_rndv_put_mtype_copy_progress(uct_pending_req_t *uct_req)
     req->flags |= UCP_REQUEST_FLAG_PROTO_INITIALIZED;
     ucp_proto_rndv_mtype_copy(req, req->send.rndv.mdesc->ptr,
                               ucp_proto_rndv_mtype_get_req_memh(req),
+                              req->send.rndv.mdesc->memh->mem_type,
                               uct_ep_get_zcopy,
                               ucp_proto_rndv_put_mtype_pack_completion,
                               "in from");
diff --git a/src/ucp/rndv/rndv_rkey_ptr.c b/src/ucp/rndv/rndv_rkey_ptr.c
index 4e3d68d6f20..3c69cf9dad5 100644
--- a/src/ucp/rndv/rndv_rkey_ptr.c
+++ b/src/ucp/rndv/rndv_rkey_ptr.c
@@ -323,7 +323,7 @@ ucp_proto_rndv_rkey_ptr_mtype_copy_progress(uct_pending_req_t *uct_req)
 
     req->flags |= UCP_REQUEST_FLAG_PROTO_INITIALIZED;
     ucp_proto_rndv_mtype_copy(req, ppln_data->local_ptr, ppln_data->uct_memh,
-                              uct_ep_get_zcopy,
+                              UCS_MEMORY_TYPE_HOST, uct_ep_get_zcopy,
                               ucp_proto_rndv_rkey_ptr_mtype_copy_completion,
                               "in from");
 
diff --git a/src/ucp/rndv/rndv_rtr.c b/src/ucp/rndv/rndv_rtr.c
index 17889dcaa67..e84eb1cdb0c 100644
--- a/src/ucp/rndv/rndv_rtr.c
+++ b/src/ucp/rndv/rndv_rtr.c
@@ -337,6 +337,7 @@ ucp_proto_rndv_rtr_mtype_data_received(ucp_request_t *req, int in_buffer)
            the remote address we published - the rendezvous fragment */
         ucp_proto_rndv_mtype_copy(req, req->send.rndv.mdesc->ptr,
                                   ucp_proto_rndv_mtype_get_req_memh(req),
+                                  req->send.rndv.mdesc->memh->mem_type,
                                   uct_ep_put_zcopy,
                                   ucp_proto_rndv_rtr_mtype_copy_completion,
                                   "out to");
@@ -416,6 +417,9 @@ ucp_proto_rndv_rtr_mtype_probe(const ucp_proto_init_params_t *init_params)
 
         params.mem_info.type = frag_mem_type;
 
+        ucs_print("RTR mtype | localmt %s, remote %s",
+                  ucs_memory_type_names[frag_mem_type],
+                  ucs_memory_type_names[init_params->select_param->mem_type]);
         status = ucp_proto_init_buffer_copy_time(
                 init_params->worker, "rtr/mtype unpack", frag_mem_type,
                 init_params->select_param->mem_type, UCT_EP_OP_PUT_ZCOPY,