Jetpack4.6 with 'out of memory' error

I got an error about out of memory on deepstream-6.0, such as

This error will occure every an hour and a half.
If this error happen, The kernel will printf

Aug 22 15:18:53 localhost kernel: [619545.046219] t19x-arm-smmu 12000000.iommu: Unhandled context fault: smmu1, iova=0x4fa66d000, fsynr=0x3, cb=0, sid=86(0x56 - PCIE0), pgd=856056003, pud=856056003, pmd=452904003, pte=0
Out Of Memory

How can I deal it?
thank you very much.

Topic closed as duplicated with Jetpack4.6 with 'out of memory' error