It's showing memory related errors so that it something you can look into it.
Troubleshooting guide for Self hosted IR is here - https://learn.microsoft.com/en-us/azure/data-factory/self-hosted-integration-runtime-troubleshoot-guide
And you can set up the retry on Copy activity to rerun when it fails
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Please don't forget to Accept Answer and Up-vote if the response helped -- Vaibhav