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Running OpenShift Clusters in a Cloudstack Environment


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Sven Vogel: Running OpenShift Clusters in a Cloudstack Environment

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Running OpenShift Clusters in a Cloudstack Environment

  1. 1. Made by EWERK Digital Success Running OpenShift Clusters in a Cloudstack Environment
  2. 2. − Founded in 1995 − Owner-led since the start − Headquarters in Leipzig, project- offices in Bayreuth, Berlin, Wolfsburg and Zurich > 600 Customers across the EU > 200 Employees 87 % University graduates 20.000 MD project volumes 2017 > 250 Projects a year 4 International certifications 3 Data Center Locations + different Cloud Solutions + 20 % Annual Growth > 20 Mio. € Revenue EWERK in Numbers
  3. 3. Energy Digital transformation in the context of integrated energy. Flexible learning architectures in the context of new habits. Privacy and data usage in the context of high cost-pressure.Connected Mobility in the context of sustainable solutions. Knowledge HealthcareMobility
  4. 4. Certified according to DIN ISO/IEC 9001, 20000-1 & 27001 Outsourcing accoring to ISAE 3402 Type II Certified to international standards in IT security management, quality management and IT service management In-depth experience and regular check-ups Assured highest standards in provision of digital solutions International assurance standard for documentation, reporting and internal control systems for service providers and processes EWERK Outsourcing services are compliant with client standards and reporting cycles. Type II: Documentation over a period of time, assuring dependable management controls
  5. 5. „ We are active contributor of the cloudstack community. We submit bug fixes, pull requests and our team work one the new Cloudstack UI (primate) too.
  6. 6. Challenges!
  7. 7. Challenges Performance VLAN separation Open Source1 2 3 4 Container different customers, capsulated security, at the moment no real SDN in Cloudstack noisy neighborhood, no performance degradation for VMs and Containers we love Open Source! high performance, snapshot functionality for the PV 5 Virtual Machines high performance, snapshot functionality for the disks
  8. 8. What components we use
  9. 9. Hardware Seems Server and Network Host - Fujitsu and QCT 1 RU Servers - 2 Socket with 20 CPU / 40 HT - 768 GB RAM - 2x 10Gbit SFP+ Standard Network - 1x local NVME or SATA DOM Switches for Leaf and Spine - Edgecore 10Gbit and 100Gbit
  10. 10. Hardware Seems Storage Netapp HCI (Solidfire, H500S) - chassis awareness over 3 datacenter locations
  11. 11. Our Cloudstack installation Network: OVS (OpenvSwitch, VLAN) Primary Storgage: Netapp HCI (iSCSI) Secondary Storage: Active/Passive NFS KVM (CentOS 7, later 8)1 2 3 4 very close to Github - Master5 MariaDB Galera Cluster as Database Backend 7 Heavy use of VPC features (private gateway, ACL, NAT - redundant on KVM???) 6 Domains, Projects, LDAP integration
  12. 12. Network Design Overview Cloudstack Domain - Projects, VPC Overview Ingress
  13. 13. Provisioning Design Overview PXE Boot with Foreman
  14. 14. Storage Design Overview
  15. 15. Upcoming Projects!
  16. 16. Future, what we are working on? PR: Backup Provider for Netapp HCI to S3 Storage System - backup and restore directly from the Cloudstack API - extend the recurring snapshot functionality like GFS - extend the old and new UI
  17. 17. Sven Vogel Lead Cloud Solution Architect / Cloudstack PMC Member EWERK Group Brühl 24, D-04109 Leipzig P +49 341 42649-0 F +49 341 42649-98