Monday, 30 January 2012

Virtual I/O Server(VIOS) useful commands

Virtual I/O Server(VIOS) useful commands 

Initialize the LPAR Configuration : 

# mkgencfg -o init

[OS] Software Management : 

To display VIO Server level:

# ioslevel

To update the IOS software:

# updateios –dev /update -

To installs a new filesets (mainly used for TL updates):

# updateios –dev /cd0 -install -accept

To commit all applied :

# updateios –commit

To rejects all uncommitted updates :

# updateios –reject

To clean all incomplete pieces of the previous installation :

# updateios –clean

To remove a fileset :

# updateios –remove fileset_name

To take the OS backup in a CD ROM :

# backupios –cd /dev/cd1 -cdformat

To take the OS backup in a DVD-RAM :

# backupios –cd /dev/cd1 -udf

To take the OS backup in a tape drive :

# backupios –tape /dev/rmt0

Just verifies the backup available in a tape :

# backupios –tape /dev/rmt0 -verify

Generates backup to a file. No user VGs are -nosvg back’d up :

# backupios –file /opt/file1

To display the underlying AIX OS version :

# oem_platform_level

To open a non-restricted root shell :

# oem_setup_env

This shell is used mainly for the installation of vendor software such as device drivers.

Remote Management : 

To enable remote_management using NIM master :

# remote_management nim1

To disable remote management :

# remote_management –disable

License Management: 

To display the current license :

# license –view

To accept the license :

# license –accept

To view if the license has been accepted :

# license

Software Management: 

To list all the installed software :

# lssw

To list all the installed software and their history

# lssw –hist

Management of Virtual Terminals: 

To open a virtual terminal for partition with id 2 :

# mkvt –id

To close a virtual terminal for a partition with id 2 :

# rmvt –id 2

Device Management: 

To change the attribute of a device permanently.

# chdev -dev scsi0 -attr -perm

Sometimes it reboots the system if perm is used

To disable the path between hdisk1 and scsi0 :

# chpath -dev hdisk1 -pdev scsi0 -op disable

To configures the devices in the VIO server :

# cfgdev

To configures the devices attached to scsi0 adapter :

# cfgdev –dev

To unconfigure the cd-rom device :

# rmdev –dev cd0

To unconfigure scsi adapter and its child devices :

# rmdev –recursive –dev scsi1

To unconfigures the children of pci1 but not the PCI bus pci1 :

# rmdev –pdev pci1

Management of Virtual/Shared Devices: 

To create a virtual target device that maps lv20 as a virtual disk for a client partition hosted by the vhost0 virtual server adapter :

# mkvdev -vdev lv20 -vadapter vhost0

Same as above except here hdisk is used instead of a logical volume :

# mkvdev -vdev hdisk6 -vadapter vhost2

To create a SEA that maps the physical Ethernet adapter ent4 as a virtual adapter for the client

partitions served by the virtual Ethernet adapters ent6 and ent7, using ent6 as the default adapter and 8 as the default id :

# mkvdev -sea ent4 -vadapter ent6,ent7 -default ent6 -defaultid 8

To remove a virtual target device vtscsi9 along with its backing lv :

# rmvdev –vdev vtscsi9 –

To remove all virtual target device associated with backing device lv001 :

# rmvdev –vdev lv001

To remove a specific virtual target device :

# rmvdev –vtd vtscsi10

List Device Mapping: 

To list all virtual target devices and backing devices mapped to virtual server adapter vhost2 :

# lsmap -vadapter vhost2

To list SEA and physical device mapped to virtual Ethernet Adapter ent4 :

# lsmap -vadapter ent4 –net

To list all virtual target devices and backing devices where backing devices are of type LV :

# lsmap -all -type lv

To list all network mapping :

# lsmap –all –net

How to list Devices : 

To display all the devices :

# lsdev

To display all the virtual devices :

# lsdev –virtual

To display all the virtual adapters :

# lsdev –type adapter –virtual

To display all the slots :

# lsdev –slot s

To display all the adapters :

# lsdev –type adapter

Few other device types: disk, lv, optical, tape, tty

To list all physical Ethernet adapters and Etherchannel available for creating a SEA :

# lsdev –type ent4sea

To list all virtual Ethernet adapters available for creating a SEA :

# lsdev –type ven4sea

To list all adapters over which ip address can be configured :

# lsdev –type ent4ip

To display parent device of a device :

# lsdev –dev hdisk0 –

To list disks names and physical location alone :

# lsdev -type disk -field name physloc

Logical Volume Manager : 

Volume Group

To create a vg on hdisk1 :

# mkvg -vg newvg hdisk1

To drain I/O’s for a vg and suspends future I/O’s :

# chvg -suspend vg03

To resume normal I/O operations for a vg :

# chvg -resume vg03

Unlock a VG if left in a locked state by abnormal termination of another lvm operation :

# chvg -unlock vg03

To add a physical volume to a volume group :

# extendvg vg3 hdisk3

To remove a PV from a VG :

# reducevg vg01 hdisk1

To remove a PV and all residing LVs from a VG with no confirmation :

# reducevg –rmlv –f vg01

To activate a vg :

# activatevg vg03

To deactivate a vg :

# deactivatevg vg03

To mirror the VIO Server’s rootvg to hdisk4 and reboots VIO Server :

# mirrorios –force hdisk4

To mirror the VIO Server’s rootvg to hdisk4 but don’t reboot the server :

# mirrorios –defer hdisk4

To remove the rootvg mirror from hdisk4 :

# unmirrorios hdisk4

To import a VG from hdisk07 :

# importvg –vg vg001 hdisk07

To export a VG :

# exportvg vg3

Note: Volume Group containing a paging space can’t be exported

To sync a VG :

# syncvg –vg vg01

To sync a LV :

# syncvg –lv lv001

To sync a PV :

# syncvg –pv hdisk4 hdisk5

To redefine a VG based on the VGDA from hdisk04 :

# redefvg –dev hdisk04

Logical Volume : 

To create a logical volume of size 1MB in vg01 :

# mklv –lv lv001 vg01 1M hdisk1

To create a logical volume with mirror in place in vg01 of size 1GB :

# mklv –mirror vg01 1G

To extend an LV by 3MB :

# extendlv lv01 3M

To extend an LV by 1GB with space taken from hdisk5 :

# extendlv lv01 1G hdisk5

To remove a logical volume :

# rmlv lv05

To display the properties of a logical volume :

# lslv lv03

To display info about LV by Physical volume :

# lslv –pv lv03

To display LVs that can be used as backing devices :

# lslv –free

To make a copy for lv01 in hdisk03 :

# mklvcopy lv01 hdisk03

To remove lv01’s copy from hdisk03 :

# rmlvcopy lv01 hdisk03

To copy the contents of lv01 to lv02 :

# cplv lv01 lv02

To copy the contents of lv01 to a new lv in vg01 :

# cplv –vg vg01 lv01

To change the name of oldlv to newlv :

# chlv –lv newlv oldlv

Physical Volume 

To display all physical volumes in the system :

# lspv

To display the status and characteristics of hdisk03 :

# lspv hdisk03

To list all the available PVs used as virtual SCSI backing devices :

# lspv –avail

To list PVs that can be used as virtual SCSI backing devices and are not currently a backing device :

# lspv –free

To move physical partitions from hdisk1 to hdisk2 :

# migratepv hdisk1 hdisk2

To move physical partitions in lv01 from hdisk1 to hdisk2 :

# migratepv –lv lv01 hdisk1 hdisk2

Storage Pool Management:

To create storage pool “client_data” using hdisk3 hdisk4 hdisk3 and hdisk4 :

# mksp -f client_data

To set client_data storage pool as default :

# chsp –default client_data

To list all storage pools :

# lssp

To list the default storage pool :

# lssp –default

To list the backing device in rootvg storage pool :

# lssp –bd –sp rootvg

To attach a storage from a storage pool to a Virtual SCSI adapter:

# mkbdsp -bd lv001 -vadapter vthost2 -tn vtscsi9

To removes storage from a Virtual SCSI adapter, and removes the backing device :

# rmbdsp –bd lv001

To remove storage from a Virtual SCSI adapter, And makes sure backing device is not deleted :

# rmbdsp –bd lv001 -savebd

To removes storage from a Virtual SCSI adapter, and removes the backing device :

# rmbdsp –vtd vtscsi9

To removes storage from a Virtual SCSI adapter. and makes sure backing device is not deleted :

# rmbdsp –vtd vtscsi8 -savebd

Network Configuration : 

TCP/IP Configation:

To configure tcpip on a network interface :

# mktcpip -hostname sys01vio2 -inetaddr -interface en2 -netmask -gateway -nsrvdomain -start

To display the stored tcp/ip configuration in the system :

# lstcpip –stored

To display ethernet adapters on the system :

# lstcpip –adapters

To display the system hostname :

# lstcpip –hostname

To display DNS name servers in search order and domain name :

# lstcpip –namesrv

To display the routing table :

# lstcpip –routtable

To display routing table in numeric output instead of hostname :

# lsctpip –num –routtable

To display all the open inet sockets :

# lstcpip –sockets –family inet

To display the status of all configured interfaces :

# lstcpip –state

To remove all TCP/IP configuration :

# rmtcpip –all

To unconfigure tcpip in en0:

# rmtcpip –interface en0

To cleanup static routing table :

# rmtcpip –f -routing

To remove IP information from en0 after reboot :

# rmtcpip –f –interface en0 -nextboot

To remove DNS information and clears the hosts file :

# rmcpip –namesrv

Managing IP address-to-host name Mapping Entries: 
To add IP address-to-host name mapping entry :

# hostmap -addr -host alpha

To list all IP address-to-host name mapping entries :

# hostmap –ls

To delete the IP address-to-host name mapping entry :

# hostmap-rm

Managing Network Services: 

To enable all the network services :

# startnetsvc ALL

To enable the telnet daemon :

# startnetsvc telnet

To enable the ftp daemon :

# startnetsvc ftp

To enable the ssh daemon :

# startnetsvc ssh

To enable the ldap daemon :

# startnetsvc ldap

To enable the cimserver daemon :

# startnetsvc cimserver

To enable the xntpd daemon :

# startnetsvc xntpd

To send CLI tracing details to the system log :

# startnetsvc tracelog

To send system error to the system log :

# startnetsvc errorlog

To disable all the network services :

# stopnetsvc ALL

To disable the telnet daemon :

# stopnetsvc telnet

To disable the ftp daemon :

# stopnetsvc ftp

To disable the ssh daemon :

# stopnetsvc ssh

To disable the ldap daemon :

# stopnetsvc ldap

To disable the cimserver daemon :

# stopnetsvc cimserver

To disable the xntpd daemon :

stopnetsvc xntpd

To stop sending CLI tracing details to system log :

# stopnetsvc tracelog

To stop sending system error log to the system log :

# stopnetsvc errorlog -

To display the status of ftp network service :

# lsnetsvc ftp

Managing DNS, Domain and Search Order Entries: 
To add a domain entry :

# cfgnamesrv -add -dname

To add a name server entry :

# cfgnamesrv –add -ipaddr

To display all the DNS entries :

# cfgnamesrv -ls

Network Tuning Parameters:

To display the maximum size of the mbuf pool :

# optimizenet –get thewall

To set a machine as internet work router over TCP/IP networks :

# optimizenet –set ipforwarding=1

To display information on udp_recvspace :

# optimizenet –h udp_recvspace

Network Monitoring: 
To display all the statistics, including the device- specific statistics :

# entstat ent0

To reset all the statistics back to their initial values :

# entstat –reset ent0

To display the route to a particular host :

# traceroute

System Monitoring : 
To display the summary of current system activity :

# sysstat

To display the system statistics :

# topas

System Management Commands: 
To halt the operating system :

# shutdown

To halt the operating system forcibly :

# shutdown –force

To reboot the vio server :

# shutdown –restart

To invalidate the boot list for service mode :

# bootlist -mode service –rm

To display the boot list for service mode :

# bootlist -mode service –ls

To set the boot list for normal mode :

# bootlist –more normal hdisk0

To display the complete detailed error report :

# errlog –ls

To remove all the error log entries :

# errlog –rm 0

To remove the error log entries older than 5 days :

# errlog –rm 5

To change the system date and time :

# chdate -day 12 -month 10 -year 2004 -hour 16 -minute 30

To change the language for the entire system to French Canadian :

# chlang -lang fr_CA

To display available languages :

# chlang –ls

To perform hardware problem determination and maintenance :

# diagmenu

To generate report on microcode levels of all the devices :

# invscout –report

To display the vpd survey of the partition :

# invscout –vpd

To append the current MOTD [Message Of The Day] :

# motd –append “Message”

To overwrite MOTD :

# motd –overwrite -file filename

To do the initial configuration of VIO Server :

# cfgassist

It is like configuration assitant in AIX.

To do filesystem scan :

# fsck /dev/lv01

To display exported (nfs) directories on a remote server :

# showmount hostname

To start system dump on the primary device :

# startsysdump

To display continuous disk report on disk1 at 2sec interval :

# viostat -disk disk1 2

To display adapter throughput reports :

# viostat –adapter

To display system and adapter throughput reports :

# viostat –sys –adapter

To gather system info and to store it in the floppy disk :

# snap -general -dev /dev/rfd0

To display microcode levels of all devices :

# lsfware –all

Managing Agents: 
To start an agent : # startsvc agent_name

To stop an agent: # stopsvc agent_name

To display an agent’s configuration information :

# lssvc agent_name

To display all the available agents :

# lssvc

To display the attributes associated with ITSM_base agent :

# cfgsvc –ls ITM_base

To display the ITM_base agent ssh public key :

# cfgsvc -key ITM_base

User Management: 
To create a user :

# mkuser

To change an attribute of a user :

# chuser

To display the properties of a user :

# lsuser

To remove a user from the system :

# rmuser

To set/reset password for a user :

# passwd

Security Commands: 
To display all failed logins :

# lsfailedlogin

To display the contents of global command log :

# lsgcl

To displays high system settings :

# viosecure -level high

To apply all of the high system settings to the system :

# viosecure -level high –apply

To displays the current system settings :

# viosecure –view

To allow IP activity on the ftp-data, ftp, ssh, www, https, rmc, and cimon ports, and to deny other IP activity :

# viosecure –firewall on

To enable IP activity on all ports :

# viosecure –firewall off

To display the list of allowed ports :

# viosecure -firewall view

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