Re: [Xen-devel] [PATCH 4 of 9] tools: set migration constraints from cmdline

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Olaf Hering writes ("[Xen-devel] [PATCH 4 of 9] tools: set migration 
constraints from cmdline"):
> tools: set migration constraints from cmdline
> 
> Add new options to xm/xl migrate to control the process of migration.
> The intention is to optionally abort the migration if it takes too long
> to migrate a busy guest due to the high number of new dirty pages.
> Currently the guest is suspended to transfer the remaining dirty pages.
> This transfer can take a long time, which can confuse the guest if its
> suspended for too long.

As I say we're not accepting new features for xend/xm.

> --max_iters <number>  Number of iterations before final suspend (default: 30)
> 
> --max_factor <factor> Max amount of memory to transfer before final suspend 
> (default: 3*RAM)
> 
> --abort_if_busy       Abort migration instead of doing final suspend.

These option names should have hyphens (-) not underscores (_).

And I think they probably need options in the global xl config to set
the defaults.

Ian.

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