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linux:skoleni:virtualizace-centos [2014/03/14 13:33] admin [FUN] |
linux:skoleni:virtualizace-centos [2015/09/04 10:09] (current) admin [Pro klobouky] |
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[[inittab]] | [[inittab]] | ||
+ | |||
+ | ====== Instalace Windows ====== | ||
+ | <code> | ||
+ | vcpus = '2' | ||
+ | name = 'xen-ricar-w' | ||
+ | memory = '2048' | ||
+ | kernel = '/usr/lib/xen-4.1/boot/hvmloader' | ||
+ | builder = 'hvm' | ||
+ | acpi = 1 | ||
+ | apic = 1 | ||
+ | |||
+ | #dulezite | ||
+ | usbdevice = 'tablet' | ||
+ | |||
+ | vnc = 1 | ||
+ | vncunused = 0 | ||
+ | vnclisten = '10.0.4.159' | ||
+ | vncdisplay = 49 | ||
+ | vncconsole = 1 | ||
+ | |||
+ | #dulezite | ||
+ | boot = 'cd' | ||
+ | disk = [ | ||
+ | 'phy:/dev/disk/by-id/scsi-23730383762383635,hdb,w', | ||
+ | 'file:/xen/install/win2008r2.iso,hdc:cdrom,r' | ||
+ | ] | ||
+ | </code> | ||
=====vnc===== | =====vnc===== | ||
Vybornou pomuckou je pristup na virtualni server pres VNC. Na strane klienta je situace obzvlaste jednoducha | Vybornou pomuckou je pristup na virtualni server pres VNC. Na strane klienta je situace obzvlaste jednoducha | ||
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Mnohem lepsi je demon "IETD", ale ten v CentOS neni (v debianu ano). Pokud se rozhodnete si ho dokompilovat, zde je priklad nastaveni | Mnohem lepsi je demon "IETD", ale ten v CentOS neni (v debianu ano). Pokud se rozhodnete si ho dokompilovat, zde je priklad nastaveni | ||
- | <file bash /etc/ietd/ietd.conf> | + | <file bash /etc/iet/ietd.conf> |
Target iqn.2009-05.cz.jahoda:storage.pole.root1 | Target iqn.2009-05.cz.jahoda:storage.pole.root1 | ||
Lun 0 Path=/dev/virt/root1,Type=fileio | Lun 0 Path=/dev/virt/root1,Type=fileio | ||
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**Zlaty hreb skoleni** | **Zlaty hreb skoleni** | ||
xm migrate --live xen-mail 192.168.5.66 | xm migrate --live xen-mail 192.168.5.66 | ||
- | |||
- | |||
Video v anglictine popisujici migraci: | Video v anglictine popisujici migraci: | ||
* [[http://www.youtube.com/watch?v=8qHn6t4ywuQ|{{:linux:skoleni:migrate.jpeg}}]] | * [[http://www.youtube.com/watch?v=8qHn6t4ywuQ|{{:linux:skoleni:migrate.jpeg}}]] | ||
+ | ====== SNMP/MRTG ==== | ||
+ | Spravny nazev balicku je | ||
+ | yum install net-snmp | ||
+ | <code> | ||
+ | com2sec local localhost public | ||
+ | group MyRWGroup v1 local | ||
+ | group MyRWGroup v2c local | ||
+ | group MyRWGroup usm local | ||
+ | view all included .1 80 | ||
+ | access MyRWGroup "" any noauth exact all all none | ||
+ | syslocation VSNL, Indian se slehackou | ||
+ | syscontact Root <vivek@nixcraft.tld> | ||
+ | </code> | ||
+ | Nezapomenout na chkconfig a service restart. | ||
====== FUN ====== | ====== FUN ====== | ||
watch se da simulovat takto: | watch se da simulovat takto: | ||
Line 349: | Line 387: | ||
Chytry login, ktery zobrazuje pripadny neuspech posledniho prikazu a plnou cestu o radek vyse. | Chytry login, ktery zobrazuje pripadny neuspech posledniho prikazu a plnou cestu o radek vyse. | ||
PS1='\[\033[0;37m\]\342\224\214\342\224\200$([[ $? != 0 ]] && echo "[\[\033[0;31m\]\342\234\227\[\033[0;37m\]]\342\224\200")[\[\033[0;33m\]\u\[\033[0;37m\]@\[\033[0;96m\]\h\[\033[0;37m\]]\342\224\200[\[\033[0;32m\]\w\[\033[0;37m\]]\n\[\033[0;37m\]\342\224\224\342\224\200\342\224\200\342\225\274 \[\033[0m\]' | PS1='\[\033[0;37m\]\342\224\214\342\224\200$([[ $? != 0 ]] && echo "[\[\033[0;31m\]\342\234\227\[\033[0;37m\]]\342\224\200")[\[\033[0;33m\]\u\[\033[0;37m\]@\[\033[0;96m\]\h\[\033[0;37m\]]\342\224\200[\[\033[0;32m\]\w\[\033[0;37m\]]\n\[\033[0;37m\]\342\224\224\342\224\200\342\224\200\342\225\274 \[\033[0m\]' | ||
- | | + | |
+ | |||
+ | Krakty skript pro automaticke vytvareni (clonovani) virtualu ''auto-clone.sh'' | ||
<code bash> | <code bash> | ||
#!/bin/sh | #!/bin/sh | ||
Line 373: | Line 413: | ||
* {{:linux:skoleni:history.txt|.bash_history}} | * {{:linux:skoleni:history.txt|.bash_history}} | ||
* {{:linux:skoleni:etc-virt.tar.gz|}} | * {{:linux:skoleni:etc-virt.tar.gz|}} | ||
+ | * nafoceny flipchart {{:linux:skoleni:skoleni_virtualizace_flipchart_2014.rar|}} | ||
* dotazy a pripominky na **dalibor.straka@starlab.cz, +420 602 592 307** | * dotazy a pripominky na **dalibor.straka@starlab.cz, +420 602 592 307** | ||
**Jakekoliv kopirovani, linkovani a citovani z techto stranek, povazuji autori za projev nejvyssiho uznani.** | **Jakekoliv kopirovani, linkovani a citovani z techto stranek, povazuji autori za projev nejvyssiho uznani.** |
linux/skoleni/virtualizace-centos.1394800415.txt.gz · Last modified: 2014/03/14 13:33 by admin