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11.Skip setting the I/O pools, as shown in Figure 3-11, by clicking Next. Figure 3-11 I/O Pool settings 12.Specify virtual I/O adapters by selecting the Yes button (see Figure 3-12). Figure 3-12 Skipping virtual I/O adapter definitions A virtual Ethernet adapter is a logical adapter that emulates the function of a physical I/O adapter on a logical partition. Virtual Ethernet adapters enable 134 <strong>Advanced</strong> <strong>POWER</strong> <strong>Virtualization</strong> on IBM System p5
communication to other logical partitions within the managed system without using real hardware and cabling. To create the adapter, perform the following steps: 1. Click the Virtual I/O Adapters tab and then click the Ethernet tab, as shown in Figure 3-13. Figure 3-13 Virtual Ethernet tab Chapter 3. Setting up the Virtual I/O Server: the basics 135
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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
Page 110 and 111: Other aspects that have to be taken
Page 112 and 113: ► Only packets for the VLAN speci
Page 114 and 115: ► Packets tagged with a VLAN othe
Page 116 and 117: ► The value proposition enabling
Page 118 and 119: Figure 2-21 Virtual SCSI architectu
Page 120 and 121: Figure 2-23 and Figure 2-24 show th
Page 122 and 123: 4. In the Virtual I/O Server, vios1
Page 124 and 125: The following are the steps to unco
Page 126 and 127: ► ► A logical volume on the Vir
Page 128 and 129: I/O configuration, performance is a
Page 130 and 131: Hardware management is done by an H
Page 132 and 133: VMC allows IVM to provide basic log
Page 134 and 135: Virtual TTY In order to allow LPAR
Page 136 and 137: 2.13.1 Linux device drivers for IBM
Page 138 and 139: Mirroring Linux can mirror disks by
Page 140 and 141: Figure 2-29 Bridging a virtual and
Page 142 and 143: 116 Advanced <stro
Page 144 and 145: 3.1 Getting started This section pr
Page 146 and 147: lspath mkpath mkvdev mkvt rmdev rmp
Page 148 and 149: 3.1.2 Hardware resources managed Th
Page 150 and 151: 3.2 Creating a Virtual I/O Server p
Page 152 and 153: 3. Enter the partition name and ID
Page 154 and 155: 5. You have the option to change th
Page 156 and 157: 7. Select the Shared check box for
Page 158 and 159: 9. Specify the processing sharing m
Page 162 and 163: 2. Click the Create adapter button
Page 164 and 165: 5. Add a virtual SCSI adapter to vi
Page 166 and 167: 7. Select Normal for your boot mode
Page 168 and 169: A few seconds after the status wind
Page 170 and 171: 3. Select the VIO_Server1 profile a
Page 172 and 173: You are now ready to use the newly
Page 174 and 175: 3. Specify the Maximum virtual adap
Page 176 and 177: You can use the lsmap -all -net com
Page 178 and 179: 2. Select the check box AIX or Linu
Page 180 and 181: 2. Click Create client adapter. The
Page 182 and 183: 4. Click Create server adapter and
Page 184 and 185: 6. When the operation is complete,
Page 186 and 187: 9. When you have completed adding v
Page 188 and 189: Server SCSI adapters have been adde
Page 190 and 191: Using logical partitions In our bas
Page 192 and 193: Note: Based on the lsdev -vpd comma
Page 194 and 195: It is useful to be able to map the
Page 196 and 197: Assuming that a NIM master is confi
Page 198 and 199: 3. Set up the NIM master IP address
Page 200 and 201: 3.4.6 Mirroring the Virtual I/O Ser
Page 202 and 203: Once the interaction between virtua
Page 204 and 205: Figure 3-45 shows the steps to crea
Page 206 and 207: Ethernet server adapter and a physi
Page 208 and 209: 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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. Fill out the values for the tunab
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8. Specify the CPU resource policy
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Clicking the OK button will create
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. From the Web-based System Manager
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2. Click the Groups tab, and then t
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Figure 6-21 Edit Policy File partit
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The policy_file and log_file parame
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In its short form, the xlplm -Q com
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6.3 Point-in-time and recurring rec
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Select the type of operation you wi
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6.4 Tips and troubleshooting PLM Th
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Note: Exchanging keys is an importa
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The Identity entry is either based
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120200c10d3ad7a20951523b7c01bd31f42
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► ► PLM does not directly state
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6.6 Resource management Owners of I
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Characteristics of WLM, PLM, and sh
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Evaluating CPU utilization Traditio
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Shared-processor partitions support
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438 Advanced <stro
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FDX FLOP FRU FTP GDPS GID GPFS GUI
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442 Advanced <stro
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Other publications These publicatio
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► ► ► ► Virtual I/O Server
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cfgdev command 163, 203, 264 cfgmgr
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excess weight, PLM 376 extendlv com
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Micro-Partitioning 3, 32-33 49 capp
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processor dispatch 43, 50 processor
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VIO 59 virtual processor 61 mainten
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target 90, 92 virtual SCSI Server a
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Back cover Advanced</strong
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