Advanced POWER Virtualization on IBM System p5 - Previous ...

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FDX FLOP FRU FTP GDPS GID GPFS GUI HACMP HBA HMC HTML HTTP Hz I/O IBM ID IDE IEEE IP IPAT IPL IPMP ISV ITSO Full Duplex Floating Point Operation Field Replaceable Unit File Transfer Protocol Geographically Dispersed Parallel Sysplex Group ID General Parallel File System Graphical User Interface High Availability Cluster Multiprocessing Host Bus Adapters Hardware Management Console Hypertext Markup Language Hypertext Transfer Protocol Hertz Input/Output International Business Machines Identification Integrated Device Electronics Institute of Electrical and Electronics Engineers Internetwork Protocol IP Address Takeover Initial Program Load IP Multipathing Independent Software Vendor International Technical Support Organization IVM Integrated <strong>Virtualization</strong> Manager JFS Journaled File System L1 Level 1 L2 Level 2 L3 Level 3 LA LACP LAN LDAP LED LMB LPAR LPP LUN LV LVCB LVM MAC Mbps MBps MCM ML MP MPIO MTU NFS NIB NIM NIMOL NVRAM ODM OSPF PCI PIC PID PKI PLM Link Aggregation Link Aggregation Control Protocol Local Area Network Lightweight Directory Access Protocol Light Emitting Diode Logical Memory Block Logical Partition Licensed Program Product Logical Unit Number Logical Volume Logical Volume Control Block Logical Volume Manager Media Access Control Megabits Per Second Megabytes Per Second Multichip Module Maintenance Level Multiprocessor Multipath I/O Maximum Transmission Unit Network File System Network Interface Backup Network Installation Management NIM on Linux Non-Volatile Random Access Memory Object Data Manager Open Shortest Path First Peripheral Component Interconnect Pool Idle Count Process ID Public Key Infrastructure Partition Load Manager 440 <strong>Advanced</strong> <strong>POWER</strong> <strong>Virtualization</strong> on IBM System p5
POST <strong>POWER</strong> PPC PPFC PTF PTX PURR PV PVID PVID QoS RAID RAM RAS RCP RDAC RIO RIP RISC RMC RPC RPL RPM RSA RSCT RSH SAN Power-On Self-test Performance Optimization with Enhanced Risc (Architecture) Physical Processor Consumption Physical Processor Fraction Consumed Program Temporary Fix Performance Toolbox Processor Utilization Resource Register Physical Volume Physical Volume Identifier Port Virtual LAN Identifier Quality of Service Redundant Array of Independent Disks Random Access Memory Reliability, Availability, and Serviceability Remote Copy Redundant Disk Array Controller Remote I/O Routing Information Protocol Reduced Instruction-Set Computer Resource Monitoring and Control Remote Procedure Call Remote Program Loader Red Hat Package Manager Rivet, Shamir, Adelman Reliable Scalable Cluster Technology Remote Shell Storage Area Network SCSI SDD SMIT SMP SMS SMT SP SPOT SRC SRN SSA SSH SSL SUID SVC TCP/IP TSA UDF UDID VIPA VG VGDA VGSA VLAN VP VPD VPN VRRP VSD WLM Small Computer System Interface Subsystem Device Driver System Management Interface Tool Symmetric Multiprocessor System Management Services Simultaneous Multithreading Service Processor Shared Product Object Tree System Resource Controller Service Request Number Serial Storage Architecture Secure Shell Secure Socket Layer Set User ID SAN <strong>Virtualization</strong> Controller Transmission Control Protocol/Internet Protocol Tivoli System Automation Universal Disk Format Universal Disk Identification Virtual IP Address Volume Group Volume Group Descriptor Area Volume Group Status Area Virtual Local Area Network Virtual Processor Vital Product Data Virtual Private Network Virtual Router Redundancy Protocol Virtual Shared Disk Workload Manager Abbreviations and acronyms 441
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Front cover Advanced</stron
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Note: Before using this information
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2.1 New features in Version 1.3 of
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4.4.2 Configuration on the Virtual
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6.6.4 Managing memory resources . .
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3-9 Processing sharing mode and the
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5-14 Status window . . . . . . . .
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xiv Advanced <stro
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xvi Advanced <stro
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any form without payment to IBM, fo
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The team that wrote this redbook Th
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xxii Advanced <str
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- Additional information about the
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management” on page 257 discusses
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1.1.5 Virtual LAN 1.1.6 Virtual I/O
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The service processor provides the
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Adapter sparing Adapter sparing can
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1.4.1 IBM AIX 5L for System p5 syst
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Note: i5/OS partitions are only sup
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Function / capability IBM System z9
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1.6 The value of the Advanc
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18 Advanced <stron
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2.1 New features in Version 1.3 of
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► throughput and performance. For
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► IVM enhancements Industry leadi
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Shared Ethernet Adapter failover ca
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the partition. This allows you to c
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Figure 2-2 ASMI menu to enable the
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management interface for systems wi
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When setting up a partition, you ha
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partition with 0.50 processing unit
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processors and the other a single o
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Figure 2-5 shows the usage of the s
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2.4.5 Dynamic partitioning Partitio
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Number of virtual processors In gen
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The benefit of SMT is greatest wher
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Setting SMT mode using SMIT Use the
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The Hypervisor firmware and the hos
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Partition 2 is configured with one
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Note: The Virtual I/O Server suppor
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Most ISVs consider partitions with
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When a partition is running as unca
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► ► ► Selected IBM software p
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Shared pool = 4 CPU Sum EC = 3.0 PU
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For more information about the use
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Table 2-5 Licensing estimation for
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Maximum virtual processors used Cap
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2.8 Virtual and Shared Ethernet int
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► VLAN 2 - Node A-2 - Node B-3 -
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VLAN support in AIX 5L is based on
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2. Tagged port receives a packet ta
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page 78. EtherChannel and Link Aggr
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Note: In this type of configuration
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Figure 2-18 Shared Ethernet Adapter
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Other aspects that have to be taken
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► Only packets for the VLAN speci
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► Packets tagged with a VLAN othe
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► The value proposition enabling
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Figure 2-21 Virtual SCSI architectu
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Figure 2-23 and Figure 2-24 show th
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4. In the Virtual I/O Server, vios1
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The following are the steps to unco
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► ► A logical volume on the Vir
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I/O configuration, performance is a
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Hardware management is done by an H
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VMC allows IVM to provide basic log
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Virtual TTY In order to allow LPAR
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2.13.1 Linux device drivers for IBM
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Mirroring Linux can mirror disks by
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Figure 2-29 Bridging a virtual and
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116 Advanced <stro
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3.1 Getting started This section pr
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lspath mkpath mkvdev mkvt rmdev rmp
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3.1.2 Hardware resources managed Th
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3.2 Creating a Virtual I/O Server p
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3. Enter the partition name and ID
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5. You have the option to change th
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7. Select the Shared check box for
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9. Specify the processing sharing m
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11.Skip setting the I/O pools, as s
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2. Click the Create adapter button
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5. Add a virtual SCSI adapter to vi
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7. Select Normal for your boot mode
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A few seconds after the status wind
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3. Select the VIO_Server1 profile a
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You are now ready to use the newly
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3. Specify the Maximum virtual adap
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You can use the lsmap -all -net com
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2. Select the check box AIX or Linu
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2. Click Create client adapter. The
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4. Click Create server adapter and
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6. When the operation is complete,
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9. When you have completed adding v
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Server SCSI adapters have been adde
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Using logical partitions In our bas
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Note: Based on the lsdev -vpd comma
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It is useful to be able to map the
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Assuming that a NIM master is confi
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3. Set up the NIM master IP address
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3.4.6 Mirroring the Virtual I/O Ser
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Once the interaction between virtua
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Figure 3-45 shows the steps to crea
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Ethernet server adapter and a physi
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4.1 Providing higher serviceability
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Figure 4-1 MPIO and LV Mirroring wi
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Some advanced topics with respect t
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While EC is an Cisco-specific imple
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Alternatives for network high avail
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Figure 4-6 IP multipathing in the c
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SEA Failover works as follows: Two
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Although the alternative configurat
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► With NIB, the two internal netw
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In Figure 4-11 on page 201, a clien
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When Virtual I/O Server 2 returns t
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few cycles to set up, but none for
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4.1.7 Considerations The following
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. On step 10, allocate an unused Et
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7. Check the devices list on your V
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Figure 4-17 shows the intended solu
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. Click the Create Adapter button,
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Tip: Mismatching SEA and SEA Failov
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Checking which SEA is active Checki
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In this scenario, we attach each Vi
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2. Configure the SEA, as described
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5. Check for the vhost adapter usin
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8. Check again, using the lsdev com
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Check the mappings, as shown in Exa
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2. Check the MPIO configuration by
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To determine which path will use th
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7. On the first LPAR, create an enh
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A switch can be forced with the /us
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The configurations described in thi
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We recommend using mirroring, strip
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Supported multi-path configurations
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Supported scenarios using one Virtu
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Supported scenarios using multiple
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4.7.2 Supported Ethernet configurat
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In order to help clients improve th
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Clients can find the fixes and file
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Figure 4-35 shows the basic conside
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256 Advanced <stro
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5.1 Dynamic LPAR operations This se
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5. Figure 5-3 shows you the Virtual
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another partition. Use the lsslot -
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2. Select the adapter to be moved a
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5.1.3 Add memory dynamically in AIX
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5.1.4 Removing memory dynamically T
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The following command shows the eff
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2. Figure 5-17 shows the current pr
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et1 Defined 01-09 IEEE 802.3 Ethern
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1. Use the diagmenu command to unco
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5. Locate the blinking adapter, rep
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► Figure 5-19 shows you the topol
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Example 5-4 shows how to back up th
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Example 5-6 Creating a Virtual I/O
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5.2.5 Restoring the Virtual I/O Ser
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For an AIX 5L NIM server recovery,
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To view the System Plan, Select Sys
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In Example 5-11, we look to the map
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The last information we need is the
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In a mirrored environment, issue th
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Figure 5-23 shows that the virtual
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csm.diagnostics 1.5.0.0 # Cluster S
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os.txt.spell 5.3.0.10 # Writer's To
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hd3 jfs2 1 2 2 open/syncd /tmp hd1
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Adding a PCI hot plug adapter The t
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The following is a list of empty SC
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After the disk is replaced and brou
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2. Get a larger disk from the Virtu
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The updateios command does not comm
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Note: You can use dsh based on rsh,
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2 Checking if Redundancy with dual
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STATUS=`lspath -l $n | grep Failed
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Traditional performance measurement
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CPU statistics in shared-processors
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This is shown in Example 5-22 and E
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5.5.4 The topas command The topas c
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capped, and uncapped. The Mem and t
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Tip: The output of topas -cecdisp w
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These files can now be processed wi
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interval and count parameters. The
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The lparstat command POWER<
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Note: The variable capacity weight
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Column Measured parameter Comments
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The sysstat command The sysstat com
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write: wps avgserv minserv maxserv
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5.5.7 Monitoring with PLM The Parti
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Use the perfwb command to start the
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Using the r and p switches after st
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The nmon process runs in the backgr
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The POWER Hypervis
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5.7 Security considerations for Vir
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The firewall can be switched on and
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Enable mail client (dismaildmndls):
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Network option extendednetstats (ex
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Enable unsecure daemons (disrmtdmns
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Minimum number of chars (mindiffhls
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370 Advanced <stro
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6.1 Partition Load Manager introduc
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Notes: ► The PLM server may resid
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When PLM is notified that a partiti
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6.1.4 Memory management PLM manages
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However, the managed nodes know not
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sh and rcp During its installation,
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2. Create a toc file with the inuto
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. Append the PLM server public key
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You can set up the RMC using a scri
Page 416 and 417: Define a PLM policy as follows: 1.
Page 418 and 419: Table 6-2 CPU-related tunables CPU
Page 420 and 421: Memory tunables Table 6-4 shows the
Page 422 and 423: 1. Start the Web-based System Manag
Page 424 and 425: 4. Complete the information in the
Page 426 and 427: . Fill out the values for the tunab
Page 428 and 429: 8. Specify the CPU resource policy
Page 430 and 431: Clicking the OK button will create
Page 432 and 433: . From the Web-based System Manager
Page 434 and 435: 2. Click the Groups tab, and then t
Page 436 and 437: Figure 6-21 Edit Policy File partit
Page 438 and 439: The policy_file and log_file parame
Page 440 and 441: In its short form, the xlplm -Q com
Page 442 and 443: 6.3 Point-in-time and recurring rec
Page 444 and 445: Select the type of operation you wi
Page 446 and 447: 6.4 Tips and troubleshooting PLM Th
Page 448 and 449: Note: Exchanging keys is an importa
Page 450 and 451: The Identity entry is either based
Page 452 and 453: 120200c10d3ad7a20951523b7c01bd31f42
Page 454 and 455: ► ► PLM does not directly state
Page 456 and 457: 6.6 Resource management Owners of I
Page 458 and 459: Characteristics of WLM, PLM, and sh
Page 460 and 461: Evaluating CPU utilization Traditio
Page 462 and 463: Shared-processor partitions support
Page 464 and 465: 438 Advanced <stro
Page 468 and 469: 442 Advanced <stro
Page 470 and 471: Other publications These publicatio
Page 472 and 473: ► ► ► ► Virtual I/O Server
Page 474 and 475: cfgdev command 163, 203, 264 cfgmgr
Page 476 and 477: excess weight, PLM 376 extendlv com
Page 478 and 479: Micro-Partitioning 3, 32-33 49 capp
Page 480 and 481: processor dispatch 43, 50 processor
Page 482 and 483: VIO 59 virtual processor 61 mainten
Page 484 and 485: target 90, 92 virtual SCSI Server a
Page 488: Back cover Advanced</strong
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