Fedora 34 in vmware workstation systemd-oomd 60% CPU consumption

[wang_chen]

vmware workstation 15 pro, fedora workstation 34 1.2, install opencv, nng,

import cv2
from pynng import Pair1
import numpy as np

address = 'tcp://0.0.0.0:50000'

with Pair1(listen = address, polyamorous = True) as svr :
    while(True) :
        msg = svr.recv_msg()
        frame = np.frombuffer(msg.bytes, dtype = np.uint8)
        frame = cv2.imdecode(frame, cv2.IMREAD_UNCHANGED)
        cv2.namedWindow('window', cv2.WINDOW_GUI_NORMAL)
        cv2.imshow('window', frame)
        if cv2.waitKey(1) == 27:
            break
    cv2.destroyAllWindows()

in top command, systemd-oomd Occupy CPU wildly.