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Install Xen
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| Install Xen and create Domain0 on here. Basically, this documents shows how to create a para-virtualized environment with Xen, not Full-virtualized environment. |
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[root@ns ~]# vi /etc/modprobe.conf alias eth0 tg3 alias scsi_hostadapter ahci alias snd-card-0 snd-hda-intel options snd-card-0 index=0 options snd-hda-intel index=0 remove snd-hda-intel { /usr/sbin/alsactl store 0 >/dev/null 2>&1 || : ; }; /sbin/modprobe -r --ignore-remove snd-hda-intel # add a module for xen alias scsi_hostadapter xenblk [root@ns ~]# yum -y install xen kernel-xen [root@ns ~]# vi /etc/grub.conf # grub.conf generated by anaconda # # Note that you do not have to rerun grub after making changes to this file # NOTICE: You have a /boot partition. This means that # all kernel and initrd paths are relative to /boot/, eg. # root (hd0,0) # kernel /vmlinuz-version ro root=/dev/Host/LogVol01 # initrd /initrd-version.img #boot=/dev/sda # change default kernel default= 0 timeout=5 splashimage=(hd0,0)/grub/splash.xpm.gz hiddenmenu title CentOS (2.6.18-8.1.1.el5xen) root (hd0,0) # specify amount of memories kernel /xen.gz-2.6.18-8.1.1.el5 dom0_mem=512M module /vmlinuz-2.6.18-8.1.1.el5xen ro root=/dev/Xen/Host00 module /initrd-2.6.18-8.1.1.el5xen.img title CentOS (2.6.18-8.1.1.el5) root (hd0,0) kernel /vmlinuz-2.6.18-8.1.1.el5 ro root=/dev/Xen/Host00 initrd /initrd-2.6.18-8.1.1.el5.img title CentOS (2.6.18-8.el5) root (hd0,0) kernel /vmlinuz-2.6.18-8.el5 ro root=/dev/Xen/Host00 initrd /initrd-2.6.18-8.el5.img [root@ns ~]# chkconfig xend on [root@ns ~]# chkconfig xendomains on [root@ns ~]# shutdown -r now [root@ns ~]# xm list # show status Name ID Mem(MiB) VCPUs State Time(s) Domain-0 0
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12.6 |