Introduce: IBM Power Linux with PowerKVM
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This document provides an overview of PowerKVM, an open source virtualization option for Linux systems on IBM Power servers. It discusses PowerKVM and PowerVM virtualization, highlighting that PowerKVM supports only Linux guests while PowerVM supports AIX, IBM i and Linux. Management options for PowerKVM include open source tools while PowerVM supports proprietary tools and PowerVC for both virtualization platforms. The document also presents performance benchmarks showing Power8 significantly outperforming Intel Xeon processors.
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Introduce: IBM Power Linux with PowerKVM
- 1. 1 October 2015 IBM Power Linux Introduce PowerKVM an Open Virtualization choice for Linux Systems Zainal Abidin <[email protected]>Pacet - October 22, 2015
- 2. 2 October 2015 Today Agenda • Intro • Why Linux? • Power System Technology • Virtualizations on Power System • PowerKVM Architecture & Strategy • Live Demo • Q & A
- 4. 4 October 2015 2.880 Core Power 7 15 TB RAM 80 teraflops 200 million pages of content Waitless Computing for Digital Era Hardware of IBM Watson
- 5. 5 October 2015 Why Linux?
- 6. 6 October 2015 Key Facts About Linux Linux is the world’s fastest growing OS (33.8% revenue share in 2009) Over 90% of world’s fastest supercomputers, including top 10 in TOP500 list, run on Linux 8 of the world’s top 10 websites including Google, YouTube, Yahoo, Facebook, and Twitter run on Linux 80% of all Stock Exchanges in the world rely on Linux 95% of the servers used by Hollywood studios for animation films run on Linux US Department of Defense is the "single biggest install base for Red Hat Linux" in the world Linux has strong following in smartphones & other electronic devices. Worldwide Linux and Open Source Software Ecosystem Revenue, 2007–2014 Source: http://www.redhat.com/f/pdf/IDC_Linux_Mainstream.pdf
- 7. 7 October 2015 IBM’s commitment to Linux ecosystem growth Learn about Power Systems Linux centers Beijing, China Austin, TX New York, NY Montpellier, France Who Has Contributed to Linux?
- 8. 8 October 2015 IBM continues its commitment to Linux growth Power Systems intends to invest a billion dollars in solutions for Linux and open source workloads, adding to prior investments by IBM during the last decade on a wide range of open initiatives. $1 Billion….again IBM Press Release Wall Street Journal Coverage And, we recently opened a Power Systems Linux Center in Montpellier, France, joining our centers around the world dedicated to Linux developers. Learn about Power Systems Linux centers Beijing, China Austin, TX New York, NY Montpellier, France Request briefing or training session Request porting assistance OpenPOWER Consortium
- 9. 9 October 2015 Power Systems Technology
- 10. 10 October 2015 New IBM Power based on Power 8 Power S822L 1 or 2 sockets 10 or 12 cores/socket Up to 1 TB of Memory Power S824 or Power S814 1 or 2 sockets 6, 8,10 or 12 cores/socket Up to 1 TB of Memory Power S822Power S812L Designed for Big Data Superior Cloud Economics Open Innovation Platform
- 11. 11 October 2015 POWER8: The 1st Processor Designed for BigData IBM 22nm Technology • Silicon-on-Insulator • 15 metal layers • Deep trench eDRAM POWER8 Processor Compute • 12 cores (thread strength optimized) • SMT8, 16-wide execution • 2X internal data flows • Transactional Memory Cache • 64KB L1 + 512KB L2 / core • 96MB L3 + up to 128MB L4 / socket • 2X bandwidths System Interfaces • 230 GB/s memory bandwidth / socket • Up to 48x Integrated PCI gen 3 / socket • CAPI (over PCI gen 3) • Robust, Large SMP Interconnect • On chip Energy Mgmt, VRM / core
- 12. 12 October 2015 POWER8: New Features and Benefits Feature Benefits Simultaneous Multi-Threading 8 Improve system performance by increasing the throughput of workloads with large or frequently changing working sets, such as database servers and Web servers by Ability to invoke up to 8 concurrent threads per core Ability to schedule threads across core Ability to designate/change primary thread Java Code Optimization w/HW Assist Taking already strong Java performance to the next level, included as part of Java Runtime, hardware helpers for Java IT code optimization Transactional memory Reducing customer cost by Improving performance of legacy software with large sequential components Efficient power management Lower power usage at idle Optimized workload power management Improved performance per watt at moderate utilizations PCI Gen3 Significant increase in bandwidth and reduction in latency Required for Analytics, Big Data. Coupled with memory bandwidth drives higher compute than x86 Coherent accelerator processor interface* Virtual Addressing & Data Caching Easier, more natural programming model Enables applications not possible on I/O
- 13. 13 October 2015 Chip Family Core Frequency (GHz) L1 and L2 Cache per Core Approximate Cache per Core (MB) Intel EN E5-v2 (8+ core) 1.7 – 2.4 64 KB 256 KB 2.81 Intel EP E5-v3 (8+ core) 1.8 – 3.2 64 KB 256 KB 2.81 Intel E7-v2 (8+ core) 2.0 – 3.2 64 KB 256 KB 2.81 POWER8 (8+ core) 3.4 – 4.35 96 KB 512 KB 19.27 System z EC12 5.50 160 KB 2 MB 20.82 Cache and Core Speed
- 14. 14 October 2015 Core Cache Memory Memory is slow relative to cache 1-100 clock cycles 400-800 clock cycles 1 clock cycle Cache is Critical to Good Performance
- 15. 15 October 2015 POWER8 Cache Design L2 L2 L2 L2 L2 L2 L1 L1 L1 L1 L1 L1 C C C C C C L2 L1 L2 L1 L2 L1 L2 L1 L2 L1 L2 L1 C C C C C C Shared L3 Cache Mem L4 Mem L4 Mem L4 Mem L4 MemL4 MemL4 MemL4 MemL4
- 16. 16 October 2015 Core Cache Memory What Benefits from Cache – Everything! • Large working sets • Multi-threaded or mixed workloads • Transactions that lock data • Batch • Virtualized environments • Shared data • Write burst traffic • Mixed reads and writes
- 17. 17 October 2015 0 0.5 1 1.5 2 2.5 3 3.5 4 P7 SMT1 P8 SMT1 P8 SMT2 P8 SMT4 P8 SMT8 •SMT1: Largest unit of execution work •SMT2: Smaller unit of work, but provides greater amount of execution work per cycle •SMT4: Smaller unit of work, but provides greater amount of execution work per cycle •SMT8: Smallest unit of work, but provides the maximum amount of execution work per cycle •Can dynamical shift between modes as required: SMT1 / SMT2 / SMT4 / SMT8 •Mixed SMT modes supported within same LPAR • Requires use of “Resource Groups” POWER8 Multi-threading Options
- 18. 18 October 2015 Superior Performance: POWER8 (.vs. Intel X86) Sandy Bridge EP E5-26xx Ivy Bridge EX E7-88xx v2 Haswell EX E7-88xx v3 POWER7+ POWER8 Clock rates 1.8–3.6GHz 1.9-3.4 GHz 2.0-3.0 GHz 3.1-4.4 GHz 3.0-4.15 GHz SMT options 1,2 * 1, 2 * 1, 2 * 1, 2, 4 1, 2, 4, 8 Cores per socket 8 15 18 8 12 Max Threads / socket 16 30 36 32 96 Max L1 Cache 32KB 32KB * 32KB * 32KB 64KB Max L2 Cache 256 KB 256 KB 256 KB 256 KB 512 KB Max L3 Cache 20 MB 37.5 MB 45 MB 80 MB 96 MB Max L4 Cache 0 0 0 0 128 MB Memory Bandwidth 31.4-51.2 GB/s 68-85 GB/s ** 68-93 GB/s 100 – 180 GB/sec 190-230 GB/sec * Intel calls this Hyper-Threading Technology (No HT and with HT) * 32KB running in “Non-RAS mode” Only 16KB in RAS mode ** 85GB running in “Non-RAS mode” = dual-device error NOT supported Intel need scarify RAS for more Performance
- 19. 19 October 2015 ** Published Benchmarks – ALL data is PUBLISHED Performance comparison – x86 .vs. POWER8-S IBM POWER8 core and system performance is leadership versus the x86 Xeon x86 “Haswell” IBM POWER S824 POWER8 vs. x86 Core Performance RatioIntel Xeon E5-2699 v3 (except where noted) POWER8 @ 3.5 GHz # Cores 36 24 SAP 2-Tier 16,500 21,212 1.9 SPECint_rate2006 1,400 1,750 1.8 SPECfp_rate2006 942 1,370 2.1 SPECjbb2013 (max-jOPS) 195,119 361,293 2.7 SPECjEnterprise2010 19,282 22,543 1.7 Oracle eBS 12.1.3 Payroll 1,017,639 (24-core E5-2697 v2) 1,090,909 (12-core) 2.1 Siebel CRM Release 8.1.1.4 10,000 (16-core E5-2690) 50,000 (6-core) 13.3 1) IBM Power System S824 on the two-tier SAP SD standard applicationbenchmark running SAP enhancement package 5 for the SAP ERP 6.0 application;4 processors / 24 cores / 96 threads, POWER8; 3.52GHz, 512 GB memory, 21,212 SD benchmark users, running AIX® 7.1 and DB2® 10.5, Certification# 2014016. Source: http://www.sap.com/benchmark All results valid as of October 3, 2014 2) Dell PowerEdge R730, on the two-tier SAP SD standard applicationbenchmark running SAP enhancement package 5 for the SAP ERP 6.0 application; 2 processors/36 cores/72 threads, Intel Xeon Processor 2699v3; 2.30 GHz, 256 GB memory; 16,500 SD benchmark users, running RHEL 7 and SAP ASE 16; Certification# 2014033. Source: http://www.sap.com/benchmark. 3) SPECcpu2006 results are submittedas of 9/8/2014. For more informationgo to http://www.specbench.org/cpu2006/results/ 4) SPECjbb2013 results are submittedas of 10/15//2014. For more informationgo to http://www.specbench.org/jbb2013/results 5) SPECjEnterprise2010 results are valid as of 3/2/2015. For more informationgo to http://www.specbench.org/jEnterprise2010/results/ 6) Oracle eBS 12.1.3 Payroll Batch Extra Large Kit and are current as of 3/24/2014. For more informationgo to http://www.oracle.com/us/solutions/benchmark/apps-benchmark/results-166922.html 7) Siebel 8.1.1.4 PSPP Kit and are current as of 3/24/2014. For more information go to http://www.oracle.com/us/solutions/benchmark/white-papers/siebel-167484.html
- 20. 20 October 2015 SAP Benchmark on POWER8 & POWER7+ over Intel’s Ivy Bridge
- 21. 21 October 2015 Virtualization on Power System
- 22. 22 October 2015 Power Virtualiazation Options PowerKVM PowerVM PowerVM is Power Virtualization that will continue to be enhanced to support AIX, IBM i Workloads as well as Linux Workloads 2004 Initial Offering Q2 2014 Initial Offering PowerKVM provides an open source choice for Power Virtualization for Linux workloads. Best for clients that aren’t familiar with Power and Linux centric admins.
- 23. 23 October 2015 PowerKVM & PowerVM Comparison Power 8 Linux only Hardware Firmware Host Software Hardware OPAL Firmware Hardware Abstraction Boot services Standalone Diagnostics P6, P7, P8 Hardware Phyp Firmware - Hypervisor Linux MCP/KVM Hypervisor Guest VM Types Managers VIO Server IO Virtualization HMC, IVM, FSM, PowerVC, ISD VMControl PowerVC, OpenStack, libvirt, Open Source Tools
- 24. 24 October 2015 PowerVM PowerKVM GA Availability Now since 2004 Q2 2014 Supported Hardware All P6, P7, P7+, P8 Systems S812L, S822L Supported Guest OS AIX, IBM i & Redhat, SUSE Linux Redhat, SUSE & Ubuntu Linux Workload Mobility Supports AIX, IBM i & Linux Linux Basic Virtualization Management IVM/HMC/FSM Virtman/libvirt/Kimchi Advanced Virtualization Management PowerVC/VMControl PowerVC, Vanilla OpenStack Admin Type Power Centric Linux/x86 Centric Established Security Track Record on Power Yes No Open Source Hypervisor No Yes Complete Hardware Awareness & Exploitation Yes Partial
- 26. 26 October 2015 PowerKVM - Open Virtualization for Power Linux Servers PowerKVM provides simple, robust, cost effective server virtualization built on open source for Linux workloads running on Power Systems PowerKVM Solution Simplifies configuration and operation of server virtualization Provides an Open Source Virtualization Choice Lower cost virtualization alternative for Linux Workloads Flexibility and agility leveraging the Open Source Community KVM is the original hypervisor focus for OpenStack Client Pain Points Complexity and time required implement server virtualization Virtualization vendor lock-in Total cost of ownership for server virtualization solutions Closed inflexible solutions Lack of seamless integration with new cloud technologies like OpenStack PowerKVM
- 27. 27 October 2015 KVM Architecture Overview Power8 Platform OPAL FW Qemu VM1 RHEL VM2 SLES Libvirt API & virsh CLI Linux Kernel PowerKVM Host Console Shell CLI Linux Userspace Openstack End-node components Kimchi Openstack controller Xcat Chef Puppet Custom scripts IBM Cloud Manager Kimchi Browser Or Client CLI / IPMIFSP SUSE Manager KVM VM3 Fedora
- 28. 28 October 2015 Dashboard for Local Administration Provides simple graphical web interface to initially configure the PowerKVM Host and to manage basic virtualization for a small configuration. Included in PowerKVM distribution. Function includes Initial host setup Firmware update Backup of configuration Simple VM setup Start and stop of VMs Host monitoring Use of Templates View VM guest console
- 29. 29 October 2015 PowerKVM vs PowerVM Planning and Sizing Infrastructure Initial Server Configuration Virtualization Setup Initial VM Creation Advanced Virtualization Management Serviceability Workload Estimator(WLE) Score request for certified storage ASM/HMC Power Control Network Config Connection to management consoles HMC / IVM Install VIOS & Configure FC Storage, Internal Disk Network definition HMC / IVM Firmware maintenance HMC Phone Home PowerVM HMC / IVM PowerVC Planning and Sizing Infrastructure Initial Server Configuration Virtualization Setup Initial VM Creation Advanced Virtualization Management Serviceability Workload Estimator(WLE) ASM: Setup FSP IP address, if no DHCP available IPMI: Remote Power Control and remote console Host OS: IP, timezone and root password (if defaults do not apply) KVM pre-loaded with reasonable defaults for storage, network and logging Point browser to Kimchi-ginger for further Host OS configuration Linux cmd line available Error logs exposed through KVM/Linux Firmware Maintenance through Linux ESA Agent PowerKVM Virsh command line Kimchi (Web) PowerVC Or IBM Cloud Manager
- 30. 30 October 2015 •Provides Open Source Server Virtualization Offering for Power Targeted to Linux Workloads •Provides simplicity and familiarity for VMware and KVM Intel Linux Admins •Allows cloud providers to easily integrate Power Linux servers into their OpenStack environments •Available on new POWER8 Scale out Linux only servers •PowerKVM will not support IBM i or AIX workloads 30 PowerKVM Summary
- 31. 31 October 2015 Platform Management Virtualization Management Cloud Management PowerVC ICM Infrastructure as a service with IBM Cloud Manager With OpenStack(formerly Smart Cloud Entry) Virtualization Management with PowerVC Linux / x86 Style of Platform Management • IPMI for Power Cycling and control • Hardware logs in PowerKVM host • Firmware updates through Linux host • Simple Management solution for PowerKVM • Virtual Image Management and Deployment • Resource Pooling and Dynamic VM Placement • On-going optimization and VM resilience • End-user self-service provisioning and automation • Service catalog with virtual systems and applications • Subscriber and account management (multi-tenancy) • Delivered as Entry, Provisioning and Orchestration Just another KVM / Linux host. Normal open source tools & OpenStack can be used for management. 31 Host Either ICM or PowerVC can manage a single PowerKVM host but not both. PowerKVM Management Strategy
- 32. 32 October 2015 DEMO Power Linux
- 33. 33 October 2015 DEMO: Power Linux
- 34. 34 October 2015 THANK YOU Zainal – 081 615 295 592
- 35. 35 October 2015 35 © Copyright IBM Corporation 2014 Linux Myth myth buster Power provides platforms with comparable TCA to x86 Power is too expensive for running Linux
- 36. 36 October 2015 IBM Power 822L pricing comparison ($US) – Scale-Out Cloud with KVM Comparable TCA Linux on Intel Ivy Bridge + KVM Vs. Linux on POWER8 + KVM Dell PowerEdge R720 HP ProLiant DL380 G8 IBM Power 822L $21,300 $22,763 $22,382 Server list price* -3-year warranty, on-site $12,605 $14,068 $14,895 Virtualization - OTC + 3yr. 9x5 SWMA $2,998 KVM for Red Hat on x86 (RHEV) $2,998 KVM for Red Hat on x86 (RHEV) $2,998 KVM for Linux on Power (PowerKVM) Linux OS list price - RHEL, 2 sockets, unlimited guests, 9x5, 3 yr. sub./ supp. $5,697 Red Hat subscription and Red Hat support $5,697 Red Hat subscription and Red Hat support $4,489 Red Hat subscription and IBM support Total list price: (Total cost of acquisition) $21,300 $22,763 $22,382 Server model Dell R720 HP Proliant DL380p G8 IBM Power 822L Processor / cores Two 2.7 GHz , E5-2697, Ivy Bridge, 12-core processors Two 3.4 GHz POWER8, 10-core Configuration 64 GB memory, 2 x 300GB 15k HDD, 10 Gb two port Same memory, HDD, NIC * Based on US pricing for Power S822L announcing on April 28, 2014 matching configuration table above. Source: hp.com, dell.com, vmware.com 36
- 37. 37 October 2015 Linux on Power - ISVs and Open Source Ecosystem Analytics Open Source Cross Industry Regional Database Available for All PowerLinux servers Netweaver Tools Oracle 10g (Client) 37