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Operations
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| [1] | It's possible to move from GuestOS to HostOS with 'Ctrl' and ']' key. In case of moving HostOS to GuestOS, Input command 'xm console (ID or name of guestOS). |
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[root@www ~]# # on GuestOS [root@www ~]# [root ~]# # Ctrl + ] key [root@ns ~]# xm list # show status Name ID Mem(MiB) VCPUs State Time(s) Domain-0 0
512
2
r-----
35.1 www 1
512
2
-b----
24.8 [root@ns ~]# xm console www # move to GuestOS # push Enter key [root@www ~]# # just moved [root@www ~]# xm console 0 # move to HostOS # push Enter key [root@ns ~]# # just moved |
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Others
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| [2] | There are many commands for operation Xen. Try to execute them. |
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[root@ns ~]# xm help Usage: xm <subcommand> [args] Control, list, and manipulate Xen guest instances. xm full list of subcommands: console Attach to <Domain>'s console. create Create a domain based on <ConfigFile>. destroy Terminate a domain immediately. domid Convert a domain name to domain id. domname Convert a domain id to domain name. dump-core Dump core for a specific domain. list List information about all/some domains. mem-max Set the maximum amount reservation for a domain. mem-set Set the current memory usage for a domain. migrate Migrate a domain to another machine. pause Pause execution of a domain. reboot Reboot a domain. rename Rename a domain. restore Restore a domain from a saved state. save Save a domain state to restore later. shutdown Shutdown a domain. sysrq Send a sysrq to a domain. top Monitor a host and the domains in real time. unpause Unpause a paused domain. uptime Print uptime for a domain. vcpu-list List the VCPUs for a domain or all domains. vcpu-pin Set which CPUs a VCPU can use. vcpu-set Set the number of active VCPUs for allowed for the domain. dmesg Read and/or clear Xend's message buffer. info Get information about Xen host. log Print Xend log serve Proxy Xend XMLRPC over stdio. sched-credit Get/set credit scheduler parameters. sched-sedf Get/set EDF parameters. block-attach Create a new virtual block device. block-detach Destroy a domain's virtual block device. block-list List virtual block devices for a domain. block-configure Change block device configuration network-attach Create a new virtual network device. network-detach Destroy a domain's virtual network device. network-list List virtual network interfaces for a domain. vtpm-list List virtual TPM devices. vnet-list List Vnets. vnet-create Create a vnet from ConfigFile. vnet-delete Delete a Vnet. labels List <type> labels for (active) policy. addlabel Add security label to domain. rmlabel Remove a security label from domain. getlabel Show security label for domain or resource. dry-run Test if a domain can access its resources. resources Show info for each labeled resource. makepolicy Build policy and create .bin/.map files. loadpolicy Load binary policy into hypervisor. cfgbootpolicy Add policy to boot configuration. dumppolicy Print hypervisor ACM state information. <Domain> can either be the Domain Name or Id. For more help on 'xm' see the xm(1) man page. For more help on 'xm create' see the xmdomain.cfg(5) man page. [root@ns ~]# xm list Name ID Mem(MiB) VCPUs State Time(s) Domain-0 0
512
2
r-----
35.1 www 1
512
2
-b----
24.8 [root@ns ~]# xm rename 0 Host # change Host's name [root@ns ~]# xm list Name ID Mem(MiB) VCPUs State Time(s) Host 0
512
2
r-----
35.1 www 1
512
2
-b----
24.8 [root@ns ~]# xm vcpu-set 0 1 # change Host's CPUs [root@ns ~]# xm list Name ID Mem(MiB) VCPUs State Time(s) Host 0
512
1
r-----
35.1 www 1
512
2
-b----
24.8 [root@ns ~]# xm reboot www # restart www [root@ns ~]# xm shutdown www # shutdown www [root@ns ~]# xm list Name ID Mem(MiB) VCPUs State Time(s) Host 0
512
1
r-----
35.1 |
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