PosixMemMap:84 mmap failed - Segmentation fault

This is the service file:

nvidia@tegra-ubuntu:~$ cat /etc/systemd/system/deepstream-imagedata.service
[Unit]
Description=DeepStream Image Data Multistream Service
After=network.target

[Service]
ExecStart=/usr/bin/python3 /opt/nvidia/deepstream/deepstream-6.2/sources/deepstream_python_apps-1.1.6/apps/deepstream-imagedata-multistream/deepstreamv3.py http://169.254.1.222:8080/img
Environment=PYTHONPATH=/opt/nvidia/deepstream/deepstream-6.2/sources/deepstream_python_apps-1.1.6
Environment=LD_LIBRARY_PATH=/opt/nvidia/deepstream/deepstream-6.2/lib:$LD_LIBRARY_PATH
Restart=always
User=nvidia
WorkingDirectory=/opt/nvidia/deepstream/deepstream-6.2/sources/deepstream_python_apps-1.1.6/apps/deepstream-imagedata-multistream
Environment=PYTHONUNBUFFERED=1

[Install]
WantedBy=multi-user.target

I found out that the virtual ram is growing indefinitely.
As a test, I excluded the nvjpeg element and the memory did not increase. I know nvjpeg is an issue, related to this:

Could you advise me on a workaround as I can’t upgrade jetpack on my machine currently? Is it this?:

Thanks!