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Diffstat (limited to 'docs/system/managed-startup.texi')
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diff --git a/docs/system/managed-startup.texi b/docs/system/managed-startup.texi deleted file mode 100644 index ec168095cc..0000000000 --- a/docs/system/managed-startup.texi +++ /dev/null @@ -1,35 +0,0 @@ -@node managed_startup -@section Managed start up options - -In system mode emulation, it's possible to create a VM in a paused state using -the -S command line option. In this state the machine is completely initialized -according to command line options and ready to execute VM code but VCPU threads -are not executing any code. The VM state in this paused state depends on the way -QEMU was started. It could be in: -@table @asis -@item initial state (after reset/power on state) -@item with direct kernel loading, the initial state could be amended to execute -code loaded by QEMU in the VM's RAM and with incoming migration -@item with incoming migration, initial state will by amended with the migrated -machine state after migration completes. -@end table - -This paused state is typically used by users to query machine state and/or -additionally configure the machine (by hotplugging devices) in runtime before -allowing VM code to run. - -However, at the -S pause point, it's impossible to configure options that affect -initial VM creation (like: -smp/-m/-numa ...) or cold plug devices. The -experimental --preconfig command line option allows pausing QEMU -before the initial VM creation, in a ``preconfig'' state, where additional -queries and configuration can be performed via QMP before moving on to -the resulting configuration startup. In the preconfig state, QEMU only allows -a limited set of commands over the QMP monitor, where the commands do not -depend on an initialized machine, including but not limited to: -@table @asis -@item qmp_capabilities -@item query-qmp-schema -@item query-commands -@item query-status -@item x-exit-preconfig -@end table |