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Journal : Journal of Information Systems and Informatics

Comparative Quality of Services and Resource Utilization Analysis of Free5GC and Open5GS in Resource-Constrained Private 5G Networks Lutfianto, Naufal Hanan; Prasetya, Budi; Monita, Vivi
Journal of Information System and Informatics Vol 8 No 2 (2026): April
Publisher : Asosiasi Doktor Sistem Informasi Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.63158/journalisi.v8i2.1513

Abstract

This research compares the performance of two widely used open-source 5G core (5GC) platforms, Free5GC and Open5GS, in a resource-constrained private network environment. While previous studies have mainly focused on feature comparison or large-scale deployments, performance under limited computational resources has received less attention, particularly for small-scale enterprise use cases. In this work, both platforms are integrated with UERANSIM to emulate end-to-end 5G communication and evaluated under dynamic user equipment (UE) scaling. Each 5GC instance and simulator component is allocated one CPU core and 2 GB of memory. Performance is assessed using key Quality of Service (QoS) metrics, including throughput, latency, packet loss, and resource utilization (CPU and memory), under both TCP and UDP traffic. The results show that Open5GS consistently provides better performance than Free5GC. It achieves up to 10.58 Mbps throughput compared to 9.22 Mbps and maintains lower latency around 0.72–0.73 ms, while Free5GC reaches up to 1.20 ms as the number of UEs increases. In addition, Free5GC reaches high CPU utilization earlier under increasing load. These differences are mainly related to its microservice-based architecture, which introduces additional processing overhead.
Co-Authors Abigail , Rizky ibrahim Akmal, Firdaus Akmal, Wilda Aloysius Adya Pramudita Amali, Lukman Izzatuyyazid Arief Andy S, Arief Ayuwardani, Mellasanti Bagus Aditya Bagus Yunianto Wibowo, Bagus Yunianto Batubara, Raihan Naufalsyah Mumtaz Bayu Setyo Nugroho Cahyo Prayogo, Cahyo Christopher Anderson Darwis, Muh. Farhan Devie, Erika Dharu Arseno Djuhari Djuhari, Djuhari Ery Suhartanto Faisal Danu Tuheteru Farouk, Umar Fathoni, Moh Hamdi Hamid Hamzah, M. Nasir Haryono, Budi Hasyim, Fatchun Ibrahimovic, Tubagus Qadafi Inayah Inayah Irfangi, Sedli Johnly Alfreds Rorong Karnowahadi, Karnowahadi KARYANA, ASEP Khairul Saleh Kris Sujatmoko Levy Olivia Nur Lutfianto, Naufal Hanan Mandang, Jeany Polii Maula, Nadliatul Maulana, Undang Mukharomah, Miftakhul Nanang Adie Setyawan Nastiti, Ana Putri Navarette, Ian A. Novi Arfarita Nugroho, Dhimas Aditya Nur Azizah Nurhadi, Muhammad Nurmadhani Fitri Suyuthi Nurwijayanti Prastyaji, Dimas Pratiwi, Mona Inayah Purnamasari, Eva R Muhammad Yusuf Adi Pujo Nugroho Ramdhani, Gilang Rifky, Muhammad Rina Pudji Astuti riswanto riswanto Sabilarrusyidi Salsabila, Aqilla Salsabila, Unik Hanifah Salsiyah, Sri Marhaeni Saputri, Kharisma Septiarti, Nadiya Puput Ika Siahaan, Adiva Zulaika Azalia Sibarani, Bastian Firman Siregar, Farhan Alfariz Sri Eka Sadriatwati, Sri Eka Sri Rahayu Utami Subandi Subandi Sudana, M. Fithyan Futhuwwah Ibnu Sudiarso, . Suhaemin, Amin Suharmanto Sulistiyani, Endang Suroija, Noor Suryanto, Edi Suryanto Syahrul Kurniawan Tsuyoshi Imai, Tsuyoshi Tubagus, Septian Utama, Nadila Gita Putri Utami, Hadiahti Vivi Monita Warsito, Indhichwan Kamil Hadi Widagdo, Bachtiar Dio Wiedayanti, Destine Fajar Yogi Saputra, Yogi Yuwono, Widi Tri YUYUN SITI ROHMAH Zaenuddin, Achmad