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PLUGINS/UCX: Improve the performance by specifying memory type in sendAm(). #2057

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Merged
iyastreb merged 1 commit into from
Aug 7, 2026
Merged

PLUGINS/UCX: Improve the performance by specifying memory type in sendAm(). #2057

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3 changes: 2 additions & 1 deletion src/plugins/ucx/ucx_utils.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -238,8 +238,9 @@ nixlUcxEp::sendAm(nixl::ucx::am_cb_op_t msg_id,
}

ucp_request_param_t param;
param.op_attr_mask = UCP_OP_ATTR_FIELD_FLAGS;
param.op_attr_mask = UCP_OP_ATTR_FIELD_FLAGS | UCP_OP_ATTR_FIELD_MEMORY_TYPE;
param.flags = flags;
param.memory_type = UCS_MEMORY_TYPE_HOST;

nixl_ucx_am_cb_ctx_ptr_t ctx;
if (deleter) {
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