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ulimit Not Changing for systemd Service? Fix Linux Limits
Posted inLinux Blog Devops

ulimit Not Changing for systemd Service? How to Set Correct Limits in Linux

You increase the open-file limit, restart your application, and expect the problem to disappear. Your shell reports: ulimit -n 65535 But the service still fails with: Too many open files…
Posted by codefy June 8, 2026

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