Tuesday, August 12, 2014

Display Default LDOM services

PurposeCommand
Check ldom manager (ldmd)# svcs ldmd
Check vntsd is running# svcs vntsd
Check Default Services are running# ldm list-services primary
Check ldm software# ldm -V
check ldoms manager package in Solaris 11# pkg info ldomsmanager

Creating Default LDOM services

PurposeCommand
add virtual console concentrator (vcc)# ldm add-vcc port-range=5000-5100 primary-vcc0 primary
add virtual network switch (vsw)# ldm add-vsw net-dev=net0 primary-vsw0 primary
add virtual disk server (vds)#ldm  add-vds primary-vds0 primary
add virtual storage device to virtual disk service (Add zfs filesystem to existing Guest domain)# zfs   create -V   5G   rpool/ldom01_disk01
# ldm add-vdsdev  /dev/zvol/dsk/rpool/ldom01_disk01 ldom01_disk01@primary-vds0″

Removing Default LDOM services

PurposeCommand
remove virtual console concentrator (vcc)# ldm remove-vcc  primary-vcc0
remove virtual network switch (vsw)# ldm remove-vsw  primary-vsw0
remove virtual disk server (vds)# ldm remove-vds primary-vds0
remove virtual storage device to virtual disk  service# ldm remove-vdsdev dvd-iso@primary-vds0

Start Default Services

PurposeCommand
start ldom manager# svcadm [enable|restart] ldmd
start vntsd# svcadm [enable|restrat] vntsd

Basic Guest LDOM Administration

PurposeCommand
list resources binded to a Guest Domain   #ldm list-bindings ldom01
how to identify if the current domain role ? [Control,Guest,Service or Root]# virtinfo -a
how to check status of I/O device# ldm list-io
how to check logical domain (ldom) status# ldm  list-domain -o domain ldom01
list the status of all the guest domains on the system# ldm list
how to manually list the LDOM config on a  system# ldm list-bindings [ldom_name]
list current LDOM configuration in Solaris# ldm list-spconfig
Check CPU activation# ldm list-permits
Check Autoreplacement policy for CPU# svccfg -s ldmd listprop ldmd/autoreplacement_policy_cpu

stop/start/break/unbind/bind

PurposeCommand
issue send break# telnet localhost 5000
telnet> send brk
stop Guest Domain# ldm stop ldom01
start Guest Domain# ldm start ldom01
unbind Guest Domain # ldm unbind ldom01
bind Guest Domain # ldm bind ldom01

Add/Create/Assign

PurposeCommand
Add Guest Domain# ldm add-domain ldom01 
assign cpu threads to Guest Domain# ldm add-vcpu 6 ldom01
assign vcpu units of cores# ldm add-core, ldm set-core  [number] [ldom]
assign memory to Guest Domain# ldm add-memory 4G ldom01
add vnet device to Guest Domain# ldm add-vnet vnet1 primary-vsw0 ldom01
assign disk resource to Guest Domain# ldm add-vdisk ldom01-disk01  ldom01-disk01@primary-vds0 ldom01

Remove/Delete

PurposeCommand
Remove a Guest Domain# ldm remove-domain ldom01
Remove disk resource from Guest Domain# ldm remove-vdisk vdisk01 ldom01
Remove virtual network device from a Guest Domain# ldm remove-vnet vnet1 ldom01
Remove CPU threads from a Guest Domain# ldm remove-vcpu 8 ldom01
Remove virtual cpu units in cores from a  Guest Domain# ldm remove-core 2 ldom01
Remove memory from a Guest Domain# ldm remove-memory 8G ldom01

Save LDOM Config

PurposeCommand
save ldom configuration to the SP# ldm add-spconfig newconfig
backup of existing configuration from the control domain# ldm list-constraints -x >  /var/tmp/guest-domain-name.xml
# ldm list-bindings > /var/tmp/full-bindings
# ldm ls -l > /var/tmp/guest-domain-list.xml”

Miscellaneous Commands

PurposeCommand
identify physical resources bindings# ldm list-constraints
login to the console of a Guest Domain# telnet localhost 5001
Enable/Disable console loggging function for  a Guest Domain# ldm set-vcons log=[off|on]  [dom-name]
Display current console settings of a Guest  Domain# ldm list -o console ldom01
list all LDOM config from SP with timestamp-> show /HOST/domain/configs date_created -t
list current LDOM config from SP-> show /HOST/bootmode config -t
Generate crashdump from SP-> set  /HOST/send_break_action=dumpcore
Crash a guest domain from the control domain# ldm panic-domain ldom01
to check failed cpu or memory components from Control Domain# ldm list-domain -l -S