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Journal : Jurnal Komputer Terapan

Distributed Replicated Block Device (DRBD) sebagai Alternatif High Availability Data Replication pada Cloud Computing Sugeng Purwantoro Edy Suranta G.S
Jurnal Komputer Terapan  Vol. 3 No. 1 (2017): Jurnal Komputer Terapan Mei 2017
Publisher : Politeknik Caltex Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (287.81 KB)

Abstract

Server merupakan suatu perangkat jaringan yang berfungsi untuk memberikan pelayanan (service) kepada klien. Tapi ada kalanya server tidak selamanya berfungsi dengan baik. Mengingat fungsi server  dalam suatu system sangat fundamental dan penting dalam memberikan pelayanan kepada klien, maka server dituntut untuk seminimal mungkin mengalami gangguan yang dapat mempengaruhi layanan yang diberikan kepada klien. Salah satu alternatif solusi yang dapat dilakukan adalah dengan membuat suatu sistem penyalinan server dengan metode Distributed Replicated Block Device (DRBD) pada komputasi awan, yaitu membuat salinan data suatu server melalui media jaringan. DRBD adalah suatu tool yang berfungsi untuk melakukan replikasi data. Pembuatan sistem server replikasi bisa menggunakan teknologi open source dengan memanfaatkan sistem DRBD ini. Diharapkan dapat membuat sebuah komputasi awan  yang  high availability serta dengan implementasi data replication pada komputasi awan menggunakan DRBD ini juga dapat membuat sebuah replikasi data yang menjadi salah satu solusi replikasi data server secara otomatis.
Implementasi Augmented Reality dalam bentuk Location Based Service (LBS) pada hotel di Kota Pekanbaru berbasis Android Nadya Tri Ayunestina; Sugeng Purwantoro; Yuli Fitrisia
Jurnal Komputer Terapan  Vol. 6 No. 2 (2020): Jurnal Komputer Terapan
Publisher : Politeknik Caltex Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (496.305 KB) | DOI: 10.35143/jkt.v6i2.3585

Abstract

Pekanbaru is the largest cities in Riau province with a very rapid rate of economic growth. This is affecting the business in the hotel sector developing rapidly in the city of Pekanbaru. Augmented Reality (AR) is an innovation that combines virtual and real objects. In this era, people tend to like applications with interactive visual displays. The application of AR technology in the form of LBS on hotels in the city of Pekanbaru based on android is expected to help immigrants or people who need hotel information when visiting the city of Pekanbaru. Users can search for hotels by tracking from the AR camera on the application and knowing the distance and route to get to the hotel. Testing of this application is done by Usability Testing through questionnaires and Blackbox Testing to test functional suitability. Based on the results of the questionnaire found that the application meets the criteria of usability testing where 78,67% of respondents agreed that the application is easy to understand. 71,3% of respondents agreed that the application has an efficient function. 76% of respondents agreed that the appearance of the application is easy to remember. 78,92% of respondents agreed that the application runs well without an error. 72,12% of respondents agreed that the application meets user satisfaction and 82,67% of users would suggest this application as a medium of hotel information in the city of Pekanbaru. Based on the results of Blackbox testing, the application can run smoothly according to existing functional needs.
RANCANG BANGUN SISTEM INFORMASI PEMESANAN WEDDING ORGANIZER BERBASIS ANDROID (STUDI KASUS: KOTA PEKANBARU) Sugeng Purwantoro Edy Suranta G.S; Melisa Adhari
Jurnal Komputer Terapan  Vol. 8 No. 1 (2022): Jurnal Komputer Terapan
Publisher : Politeknik Caltex Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (328.8 KB) | DOI: 10.35143/jkt.v8i1.5132

Abstract

Wedding Organizer is a service that helps in the preparation and implementation of a wedding party. In this system, users can choose concepts to use such as aisles and decorations, wedding dresses, make-up, documentation, catering, and entertainment. This application is using android platform and build with the prototyping method. The result of this research is users can place an order for a wedding organizer via online. Based on functionality testing, the application that has been built runs as expected. Meanwhile, based on the questionnaire testing of the respondents, it was found that 70.68% agreed that this application was useful. And based on the results of usability testing, it was found that 72.0% of respondents agreed that the application was useful or usefulness, 78.0% of respondents agreed that the system was easy to use or ease of use, then 81.3% of respondents agreed the system was easy to learn, and 74.0% of respondents agree the resulting application is satisfactory and in accordance with expectations or satisfaction
Pengukuran Kinerja Kubernetes Cluster pada Nested Virtualization Berbasi KVM Sugeng Purwantoro Edy Suranta G.S; Widya Tri Wulan Sari; Muhammad Arif Fadhly Ridha
Jurnal Komputer Terapan Vol. 9 No. 1 (2023): Jurnal Komputer Terapan
Publisher : Politeknik Caltex Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35143/jkt.v9i1.5606

Abstract

Kubernetes is an open-source container orchestration system that can be implemented in both physical and visualized infrastructure. In the implementation of virtualization, there are remaining resources that are not utilized optimally. One way to solve this problem is to implement Nested Virtualization. This study measures performance to analyze the resource usage (CPU, memory, disk, and network) of the Kubernetes cluster on KVM-based nested virtualization technology. The results of using standby and busy Kubernetes cluster memory in nested virtualization are higher, reaching 42% compared to only the Kubernetes cluster, which is 30%. CPU usage in standby and busy conditions in a Kubernetes cluster is higher at 65% compared to a Kubernetes cluster in Nested Virtualization, which is 36%. The high latency result is 237 ms on a Kubernetes cluster compared to a Kubernetes cluster on Nested Virtualization which is 40 ms. The disk read and write speeds of Kubernetes cluster technology are 410 MB/sec and 397 Mb/sec, while the Kubernetes cluster in Nested Virtualization is 116 MB/sec and 597 MB/sec. The network speed for downloading and uploading in a Kubernetes cluster is higher, namely, 39.1 Mbit/s and 53/94 Mbit/s, while the Kubernetes cluster in Nested Virtualization is 35.54 Mbit/s and 53.58 Mbit/s.