fastrack, bootcamp to IBM POWER8 exams C4040-250, C4040-251 and C4040-252

1. Power Systems Sales
Certifications
C4040-252
IBM Certified Technical Sales Specialist - Power
Systems with POWER8 Enterprise V1
C4040-251
IBM Certified Technical Sales Specialist - Power
Systems with POWER8 Scale-out V1
C4040-250
IBM Certified Sales Specialist - Power Systems with
POWER8 V1

2. The Schedule
 POWER8 overviews – exam related
 Exam Simulator
 The Actual Exam

3. Scale-out Models
 S812L
 S814
 S822
 S822L
 S824
 S824L

4. Enterprise Models
 E870
 E880
 E850

5. S814 model
 If 4x core,
 RAM 16GB to 64GB
 Max 10x 2.5” disk bays & 1x DVD bay
 6x/8x core processor
 RAM 16GB to 1TB
 Supports rack-mount or tower configuration
 4x/6x core processor
 PCIe Slots : 7 GEN3 full-high (hot-pluggable)
 PCIe Gen3 (x8 speed) : 5 slots
 PCIe Gen3 (x16 speed) : 2 slots
 Support AIX, IBM i (7.1 or later) and Linux
 Eligible for Capacity BackUp (CBU) for IBM i

6. S812L model
 Support Linuxes only
 Bare-metal (uBuntu only) or PowerVM or PowerKVM
 10 or 12 cores
 RAM 16GB to 512GB
 PCIe Slots: 6 GEN3 low profile (hot-pluggable)
 PCIe Gen3 (x8 speed) : 4 slots
 PCIe Gen3 (x16 speed) : 2 slots

7. S822/S822L model
 Network Equipment-Building System Level 3
compliant
 Both sockets must be populated
 16 or 20
 RAM 32GB up to 1TB
 PCIe Slots: 9 GEN3 Low profile (hot-pluggable)
 PCIe Gen3 (x8 speed) : 5 slots
 PCIe Gen3 (x16 speed) : 4 slots
 PowerVM, PowerKVM

8. S824 model
 Single/both sockets populated
 Single socket : 6 or 8 cores
 Both sockets : 12 or 16 or 24 cores
 RAM 32GB up to 2TB
 7 to 11 PCIe Gen3 full-high slots
 Support PowerVM only
 Support AIX, IBM i (7.1 or later) and Linux
 Eligible for Capacity BackUp (CBU) for IBM i

9. S824L model
 Two different configuration – Apr 2015 update
 With NVIDIA GPU (available thru 2 sockets)
 Without NVIDIA GPU (1 or 2 sockets)
 Supported Linux OS : Ubuntu (with GPU), RHES, SuSE
 One or Two sockets, 4U
 Maximum of 16 DDR3 CDIMMs slots: 2TB system memories
 Virtualization : PowerVM (non-GPU configuration), PowerKVM
not supported
 Bare-metal mode : Ubuntu Linux operating system

10. S824L - Operating system
support

11. Expansion drawers
 Need more PCIe slots?
 PCIe Gen3 I/O expansion drawer
 Maximum slots
 Need more disks
 EXP24S Gen2 SAS HDD/SSD expansion drawer

12. POWER8 4U Internal Storage

13. S822 / S824 Easy Tier SSD
Enhancement

14. Enterprise Model – E870/E880
 4 x POWER8 SCM processors /system node
 32 CDIMM slots (up to 4TB/system node)
 8 slots of PCIe Gen3 (x16 speeds)
 Up to 192 processor cores
 Optical interface to I/O drawer
 No integrated SAS bays or SAS controllers in node
 No integrated DVD bay or DVD controllers in node
 No integrated Ethernet ports in node
 No tape bay in node

15. POWER8 System node (CEC
drawer)

16. System Control Unit
(Midplane)

17. System Control Unit –
Front/Rear View

18. E870/E880 with 1 system
node
5U
2U

19. E870/E880 with 2 system
nodes
5U
2U
5U

20. E870/E880 with 3 system
node
5U
2U
5U
5U

21. E870/E880 with 4 system
node
2U
5U
5U
5U
5U

22. Cabling Configuration

23. Rack Configurations

24. E870/880 Racking - “Only
Enterprise 42U Rack”
 Only the IBM Enterprise rack (7014-T42 or #0553) have
been tested/certified by IBM Development/Test with
the E870/E880 as of Oct 2014. Therefore the 7014-T42
or #0553 is the only rack IBM Manufacturing uses
withE870/E880 system nodes.
 If a different rack (IBM or non-IBM) is desired, work with
IBM Service organization to confirm the rack has the
needed strength, rigidity, hole spacing, clearances, etc.
IBM Service does not require certification by IBM
Development/Test to be able to provide
service/warranty in other racks.

25. E870/E880 Operating System
Support

26. POWER6 570 to POWER8
E8x0 Upgrades

27. Strictly…

28. PCIe Gen3 I/O Expansion
Drawer (1 of 2)

29. PCIe Gen3 I/O Expansion
Drawer (2 of 2)

30. PCIe Gen3 I/O Expansion Drawer
connection to System node
Second I/O drawer not show for visual simplicity

31. Min/Max PCIe I/O Drawer per
System

32. E870/E880 - Maximum PCIe
slots

33. E870/E880 Connecting server to
I/O Drawer (1 of 2)

34. E870/E880 Connecting server to
I/O Drawer (2 of 2)

35. S824L Connecting server to
I/O Drawer – one socket

36. S824L Connecting server to
I/O Drawer – two sockets

37. Unsupported PCIe I/O
Drawer Cabling Examples

38. Scale-out Servers & PCIe
Gen3 I/O Drawer SOD

39. EXP24S SFF-2 drawer
 24 HDD/SSDs bays
 Supports only 2.5” SFF-2 or Gen2 SAS drives
 Redundant AC power supplies
 Two power cords
 Connect two/dual IOA to either SAS ports at the rear of
POWER8 server or through PCIe SAS adapters

40. EXp24S Modes

41. CAPI : Coherent Accelerator
Processor Interface
 Allow accelerator plugged into a PCIe slot to access the
processor bus using a low latency, high-speed protocol
interface
 Seen as additional processor in system
 Ability to access shared memory blocks directly
 Customized functions in FPGA/ASIC to CAPI
 Can only be inserted onto PCIe Gen3 x16 slots
 Applications : Aerodynamic analysis, big data analytics,
radiotherapy treatments, scientific, weather forecast
apps and etc

42. Possible Example : CAPI
Attached Flash Optimization

43. PCIe Gen3

44. PCIe x8 and x16

45. POWER8 DCM vs SCM Socket I/O
Bandwidth

46. E870/E880 PCIe Gen3 x16
slots

47. PCIe x16 and x8 Slot Usage
Considerations

48. E870/E880 PCIe adapters

49. E870 / E880 List of supported
PCIe adapters
 As of October 2014
 IBM knowledge Center
 For latest update
 IBMers:
http://w3.ibm.com/support/techdocs/atsmastr.nsf/WebIn
dex/TD105846
 Partners
http://partners.boulder.ibm.com/src/atsmastr.nsf/WebInd
ex/TD105846

50. POWER8 Memory Card
 Memory features : 16GB / 32GB / 64GB / 128GB
 DDR3 1600 MHz
 RAS - Memory Sparing
 8 CDIMMs/cards per socket
 Memory is not hog pluggable
 Up to 8TB (E870) or 16TB (E880)
 Up to 85.3 GB / core
 ChipKill Correction

51. Cache
 L1 cache
 32KB per core for instruction cache
 64KB per core for data cache
 512KB of L2 cache per core
 8MB of L3 cache per core (shareable among cores)
 16MB of L4 cache per CDIMM
 1 socket can populate 8 CDIMMs ~ 128MB
 2 sockets will have 256MB of L4 cache
 L4 cache within CDIMM

52. Cache design – POWER7 to
POWER8

53. Commercial Processing
Workload (CPW )

54. rPerf (with SMT8)

55. rPerf – Multiple SMT Levels

56. IBM POWER8 versus Intel
x86 “Ivy Bridge”

57. Graphics Processing Units (GPU) /
Compute Intensive Accelerators
 Developed by NVIDIA
 Offload processor-intensive operations to GPU
accelerator
 Based on K40 Tesla adapters
 Occupy two PCIe slots
 Occupies x16 PCIe slots only
 Only Linux supported (Ubuntu with S824L)

58. Single Root I/O Virtualization
(SR-IOV)
 Allows multiple OS to simultaneously share PCIe adapter
 Required PowerVM Standard and Enterprise Edition
 Self-virtualizing
 Adapter consolidation
 Virtualization done in HW and less in SW
 AIX linux and IBM i support
 QOS

59. PowerSC – Security
 Design for enterprise security and compliance in a
virtualized infrastructures and cloud environments.
 Provides pre-built system profiles with security and
compliance automation
 Security and Compliance functionality
 Security and Compliance Automation
 Trusted Boot
 Trusted Firewall
 Trusted Logging
 Real-Time Compliance
 Trusted network Connect and Patch Management
 Trusted surveyor

60. PowerVC : Virtualization
Center
 Simplify management of virtual resources in POWER
environment
 VM image capture, deployment, resizing and management
 Policy-based VM placement
 VM Mobility
 Management system
 Integrated management (storage, network, compute)
 No-menus interface with three simple configuration steps
 Built on OpenStack
 Manage AIX, IBM i and Linux VMs
 Support both PowerVM and PowerKVM virtualization

61. PowerVP : Virtualization
Performance
 Is integrated with Power Hypervisor
 Easy to read display using GUI dashboard
 Supports AIX, IBM i and Linux
 Assist in following ways
 Show workloads in real time
 Find and display bottlenecks
 Can replay saved historical data
 Resolve performance-related issues
 Address future issues that can affect performance

62. PowerVP: Graphical interface to
performance monitoring

63. Active Memory Expansion
(AME)
 Expand memory beyond physical limits
 Will vary based on workload and level of memory
expansion being used
 Additional CPU utilization
 Only available for AIX operating system
 Significantly reduce price than P795

64. PowerVM or PowerKVM

65. Virtual I/O Server
 Part of PowerVM
 Virtualize network (LAN) and storage (SAN)
 Share single physical resource to client partitions
 Present disks as vSCSI to client partitions
 Present network as virtual Ethernet to client partitions
 Configure SEA to bridge virtual Ethernet to physical
Ethernet
 Single VIOS can provide network and storage
redundancy to client partitions
 Dual VIOS for VIOS redundancy

66. Live Partition Mobility (LPM)
 Require PowerVM Enterprise Edition
 Ability to move LPAR from server to server – live!
 In event of maintenance patching to server - reboot
 Provide applications uptime 24 by 7
 Moving LPAR can only contain virtual resources
 Virtual SCSI
 Virtual Fibre Channel (VFC)
 Virtual Ethernet
 Default virtual serial adapters

67. ChipKill Memory Correction
 Advanced checking and correcting (ECC) computer
memory technology
 Reduces changes of system downtime caused by
memory chip failures.
 Similar to RAID for disk subsystem
 Each CDIMM has 10 DRAM modules
 8 for data
 1 for parity data
 1 for spare
 Fault tolerance up to 4 DRAM modules
 Standard ECC measured at 91%, Chipkill at 99.94%

68. First-Failure Data Capture
 Root cause isolation
 Fault information will be collected
 Re-creating diag tests for failures or requiring user
intervention is unnecessary

69. Scale Out RAS
 Processor Instruction Retry
 Alternate Processor Recovery
 Selective Dynamic Firmware Updates
 ChipKill Memory
 Error Correcting Code (ECC) L2 and L3 cache
 Service processor with fault monitoring
 Hot-swappable disk bays
 Hot-pluggable and redundant power supplies and cooling
fans
 Dynamic processor deallocation
 Extended error handling on PCI slots

70. Enterprise systems RAS
details
 Active Memory Mirroring
 Dynamic Processor Sparing
 Dynamic Memory Sparing
 Redundant Service Processor
 Redundant System Clock Cards

71. New RAS Features in POWER8
 Enterprise Memory recovery methodoly
 Previously only on Enterprise power servers
 Integrated power cooling and monitor on the POWER8
processor
 PCIe controller integrated in processor eliminating
external I/O hub controller
 Previously uses GX++ a proprietary interface
 PCIe HotPlug added for serviceability

72. OpenPOWER Foundation
 Founded 2013
 Enable member companies to customize POWER CPU
processors and system platforms for optimization and
innovation for their business needs
 Support System p, 64-bit versions of Linux and KVM
hypervisor
 113 members

73. IBM Cloud Manager with
OpenStack
 Entry level to private cloud
 Former SCE (SmartCloud Entry)
 Provide flexible and easy way to manage cloud
infrastructure
 Self-service provisioning of infrastructure services
 capture & manage standard VM images with support for
common business processes
 Starting and shutting down servers
 Resizing existing servers
 track/correlate cost of infrastructure to department usage
via basic usage metering

74. IBM Cloud Orchestractor
 Based on open standards (OpenStacks)
 Advanced level, builds on top of IBM Cloud Manager
 Reduces number of steps on manage public, hybrid clouds
by using an easy-to-use interface
 Access to ready-to-use patterns
 Quickly deploy and scale on-premise and off-premise cloud
services.
 Provision and scale cloud resources.
 Reduce administrator workloads and error-prone manual IT
administrator tasks.
 Integrate with existing environments using application
program interfaces and tooling extensions .
 Deliver services with IBM SoftLayer, existing OpenStack
platforms, PowerVM, IBM System z, VMware or Amazon EC2.

75. Virtualization/Cloud Management
for Power Systems

76. PowerVC Look and Feel

77. Capacity on Demand (CoD)
(1 of 2)
 Static CoD :
 Activations are permanent
 Not eligible to be relocated
 Mobile CoD
 Activations are permanent
 Eligible to be relocated (within defined enterprise pool)
 Elastic (On/Off) CoD
 Activations are temporary
 Not eligible to be relocated.
 Covers 24 hours from activation time
 Utility
 Almost similar to Elastic
 Processor minute is charged
 Power IFLs
 For use in Linux partitions only
 Activations are permanent
 Not eligible to be relocated

78. Capacity on Demand (CoD)
(1 of 2)

79. POWER Enterprise Pool
 Dynamically move processor and memory activations
between systems within a defined pool
 Require Mobile features of Capacity of Demand (CoD)
 Supported platform : 770, 780, 795, E870 and E880
 Mix processor generation within pool type
 Applications:
 LPM : Partition relocation, mobile activations shifted between
LPM servers
 PowerHA : When primary server fails, move mobile activations
to backup server
 Rebalance server capacity: Mobile activation moved between
servers to make best use of CPU core and memory resources

80. POWER Enterprise Pool (PEP)
- Configuration compliance
 Single server can be member of only one Power
Enterprise Pool at a time
 Customers must complete both PEP agreements
 Server must join a POWER Enterprise Pool type based on
its processor class of system
 Mid Range : 770 and E870
 High Range : 780, 795 and E880
 Each pool will tie to only one master HMC that manages
all its resources
 Master HMC holds the key
 All HW & SW maintenance coverage must be consistent

81. RoCE RDMA over Converged
Ethernet
 First introduced in Z series as memory-to-memory copy
network connection
 Introduced to AIX 7 with PCIe2 10GbE RoCE adapter
 As remote direct memory access capable device only
 Provides better performance than an NIC adapter for
network-intensive applications.
 Supported mode and type

82. PowerCare – Enterprise Model
only
 Provide technical consultation at no additional charge
 Service options include:
 Enterprise Systems Optimization
 Power Server Virtualization including LPM
 Power Systems Availability
 SAP HANA
 PowerHA System Mmirror
 And many more ( http://www-
03.ibm.com/systems/power/support/powercare/ )

83. More Readup
 ATS blogs and others
 DeveloperWorks
 PartnerWorld
 Services & Nigel Griffiths
 Redbooks
 Sales manual
 Summary of Features & Functions
 Videos – IBM System Lab