##################### XEN

uname -a
ps -ef | grep xen

virsh list
virsh dominfo win
virt-manager &
virsh start win

xentop
prstat

# problem: quemu-dm ~ 50% CPU

virsh shutdown win

##################### ZONE

zoneadm list -icv
zfs list

zonecfg -z zone1
#
create
set zonepath=/rpool/zone1
verify
commit
export
#

zoneadm -z zone1 install
# zrusit, budeme klonovat
zonecfg -z zone1 delete -F
zfs destroy rpool/zone1

# znova zone1
zonecfg -z zone1
#
create
set zonepath=/rpool/zone1
add inherit-pkg-dir
set dir=/opt
end
add net
set address=192.168.1.101
set physical=e1000g0
end
verify
commit
#

# zone_sparse vytorena klasickou metodou "install" drive

zoneadm -z zone1 clone zone_sparse

zfs list
zoneadm list -icv

zoneadm -z zone1 boot
# dokonfigurovat (pri klonovani probehl "sys-unconfig")
zlogin -C zone1

zlogin zone1

# zone1, ukazka bezpecnosti -> nejde vetsina
bash
df -k
touch /xyz # jeste jde
touch /usr/xyz
touch /dev/xyz
ls -l /dev/dsk/
mknod device c 1 1
ifconfig -a
ifconfig e1000g0 addif 1.2.3.4 up
ppriv -v $$
exit # do globalni zony

#
ppriv -v $$

# neco pridame

zonecfg -z zone1
#
add fs
set dir=/neco
set special=/rpool/zone1/neco
set type=lofs
end
verify
commit
#

mkdir /rpool/zone1/neco
zlogin zone1 reboot
zoneadm list -icv
zlogin zone1

# zone1
df -k
touch /neco/xyz
exit #zone1
#

ls /rpool/zone1/neco
ping   192.168.1.101
ps -efZ
prstat -Z

# zone2 - konfigurace -> ukazka "uplneho" predani zdroju IP a ZFS
zonecfg -z zone2
#
create
set zonepath=/rpool/zone2
set ip-type=exclusive
add inherit-pkg-dir
set dir=/opt
end
add net
set physical=e1000g1000
end
add dataset
set name=rpool/dataset
end
verify
commit
#

zfs create rpool/dataset
zfs set mountpoint=none rpool/dataset
zoneadm -z zone2 clone zone_sparse

dladm show-link 

# zone2, ukazka bezpecnosti -> ted uz neco jde
ifconfig e1000g1000 1.2.3.4 up
zfs list
zfs set mountpoint=/dataset rpool/dataset
zfs create rpool/dataset/subset
exit # do gobalni zony
#

# centos zone
zonecfg -z zone_centos 
#
create -t SUNWlx
set zonepath=/rpool/zone_centos
verify commit
#

zoneadm -z zone_centos -d /space/centos_fs_image.tar.bz2
(http://dlc.sun.com/osol/brandz/downloads/centos_fs_image.tar.bz2)

zoneadm -z zone_centos boot
zlogin -C zone_centos 
#
uname -a
ps 
cd /proc
exit
#


###################### RESOURCES

cp loop /rpool/zone1/root/
cp loop /rpool/zone2/root/

/loop &
zlogin zone1 "nohup /loop &"
zlogin zone2 "nohup /loop &"

ps -efZ | grep loop
prstat -Z

# -> kazdy dostane 33% (nejsou dalsi pset/pools jen default a planovac neni FSS, takze zadne shares nemaji vliv)

pkill loop

# konfigurace psetu&poolu

pooladm -e
svcadm enable svc:/system/pools/dynamic:default
ps -ef | grep pool
pooladm -s

pooladm

poolcfg -c 'create pset pset_muj ( uint pset.min = 1; uint pset.max = 2 )'
poolcfg -c 'create pool pool_muj ( string pool.scheduler="FSS" )'
poolcfg -c 'associate pool pool_muj ( pset pset_muj )'
pooladm -c

# od teto chvile pool/pset_default 1xCPU a pool/pset_muj 1xCPU

zonecfg -z zone1 set pool=pool_muj
zonecfg -z zone2 set pool=pool_muj
zlogin zone1 reboot
zlogin zone2 reboot

zlogin zone1 pooladm
zlogin zone1 psrinfo -v

zlogin zone1 "nohup /loop &"
zlogin zone2 "nohup /loop &"

prstat -Z
mpstat 1 10

# kazdy loop dostane jen 25% (ze vsech cpu(2) je 50% podil na 1 cpu v poolu, druhe cpu (pool/pset_default je idle "mpstat"))

zlogin zone1 "nohup /loop &"
prstat -Z

# jeden loop dostane 25% a dalsi 2 loopy po 12.5% -> MAME UZ PLANOVAC FSS (viz konfigurace pool_muj) a implicitni "cpu-share" mezi zonami je "1"

ps -e -o zone,class,pid,args | grep loop
prctl `pgrep loop`

pkill loop

# predelame share

zonecfg -z zone1 set cpu-shares=3
zlogin zone1 reboot

zlogin zone1 "nohup /loop &"
zlogin zone1 "nohup /loop &"
zlogin zone2 "nohup /loop &"

prstat -Z

# ted by to melo byt "mezi zonami" 2xloop(z1) : 1xloop(z2) == 3:1 == (18%+18%)37% : 13%

pkill loop

# projekty uvnitr zony

zlogin zone1 "projadd -K 'project.cpu-shares=(priv,10,none)' p1"
zlogin zone1 "projadd -K 'project.cpu-shares=(priv,20,none)' p2"

zlogin zone1 "nohup newtask -p p1 /loop &"
zlogin zone1 "nohup newtask -p p2 /loop &"
zlogin zone2 "nohup /loop &"

prstat -Z

# zony porad 37%:13% (3:1), ale dva loopy uvnitr zony1 v pomeru 24%:12%

ps -e -o zone,project,pid,args | grep loop

pkill loop