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

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excess weight, PLM 376 extendlv command 311 extendvg command 174, 210 external networks 187 F failover 25 FAStT 218 FFDC See first failure data capture fget_config command 168 firewall 80 firmware 35, 43, 49–50, 54 first failure data capture 6 fixdualvio.ksh script 318 fixdualvios.sh script 316 forum AIX 5L 24 G GDPS 191 General Parallel Filesystem 255 Geographically Dispersed Parallel Sysplex 191 GNU Public License, GPL 69 GPFS 255 GPL 69 H HACMP 190, 249 Hardware Management Console dynamic partitioning 95 IVM 103 software 27 virtual console 54 hcall 50, 53 Heartbeat for Linux 193 help command 119 HMC 280, 287, 289 restore 287 host identity, PLM 426 hosted partition 90 hostname command 210 hot plug task 305 adding pci adapter 306 diagmenu 305 hot swap disk 307 I i5/OS 11, 206 licensing 54 PLM 102 IBM Passport Advantage 60, 62 IBM TotalStorage Solutions, supported configuration 242 IEEE 802.1Q 74 IEEE 802.1Q compatible adapter 136 IEEE volume identifier 100, 243 importvg command 291 Increasing a client partition volume group 311 incremental licensing 56 Independent Software Vendor, ISV 55 licensing 59 initiator 90, 92 in-memory channel 203 installation Virtual I/O Server 100 installing the VIOS installios command 142 installios command 123, 142, 287 Integrated <strong>Virtualization</strong> Manager, IVM 4 introduction 103 partition configuration 106 VIOS IVM 26 virtual Ethernet 107 virtual SCSI 107 VMC 105 inter-partition networking 70, 79, 85 virtual Ethernet 79 interrupts 49 IOSCLI 118 ioscli command 121 IP Address Takeover 190 IP filtering 80 IP fragmentation 83 IP Multipathing 190 IPAT 190 IPMP 190 IPSec 80 IVM See Integrated <strong>Virtualization</strong> Manager 450 <strong>Advanced</strong> <strong>POWER</strong> <strong>Virtualization</strong> on IBM System p5
J jumbo frames virtual Ethernet 79 jumbro frames VLAN jumbo frames 73 K kernel 2.6 Linux 110 L LACP 188 latency, virtual processor 43 layer-2 bridge 81–82 layer-3 forwarding 192 license command 145 license entitlement 54, 63 licensing <strong>Advanced</strong> <strong>POWER</strong> <strong>Virtualization</strong> 30 charges 56 cores 55 driver 58 factors 55 incremental 56 ISV 54 Linux 69 method 54 on demand 61 per-processor 55, 59 per-server 55 planning 59–60 processor 54 scenario 65 sharing 62 Link Aggregation 77, 83, 187 Cisco EtherChannel 187 EtherChannel 187 IEEE 802.3ad 187 LACP 188 Link Aggregation Control Protocol 188 of virtual Ethernet adapters 188 Link Aggregation Control Protocol 188 Linux 10 considerations 115 device drivers 110 distributor 69 GPL 69 kernel 2.6 110 LVM 112 mirroring 111 MPIO 111 PLM 102 RAID 112 Red Hat AS 31 routing 113 SLES 31 software licensing 69 VIO server 109, 113 virtual console 110 virtual Ethernet 110 virtual I/O 108 virtual SCSI 110, 114 Linux community 24 Logical Remote Direct Memory Access, LRDMA 92 logical volume 100 Logical Volume Manager Linux 112 logical volume mirroring 183, 207 lparsat monitoring mode 335 lparstat Hypervisor summary 337 <strong>POWER</strong> Hypervisor hcalls 338 system configuration 339 lparstat command 335 lparstat, command 339 lsattr command 230 lscfg command 232 lsdev command 163, 222, 230, 262, 290 lsmap command 166, 224, 291 lspath command 230–231 lspv command 210, 230, 290 lsslot command 262 lsvg command 290, 312 M MAC address 71, 82, 203, 287 maintenance, VIOS 311 management wlm 357 maximum virtual adapters 148 memory adding dynamically 266 memory sparing 7 microcode 25, 32 Index 451
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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
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Define a PLM policy as follows: 1.
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Table 6-2 CPU-related tunables CPU
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Memory tunables Table 6-4 shows the
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1. Start the Web-based System Manag
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4. Complete the information in the
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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 466 and 467: FDX FLOP FRU FTP GDPS GID GPFS GUI
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 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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