Re: [PATCH v1 00/23] reduce overhead during live migration

[Olaf Hering <olaf@xxxxxxxxx>]

There was no feedback to this series within the past three weeks.

Please review this series.

Thanks,
Olaf

Am Thu, 29 Oct 2020 18:19:40 +0100
schrieb Olaf Hering <olaf@xxxxxxxxx>:

> The current live migration code can easily saturate an 1Gb link.
> There is still room for improvement with faster network connections.
> Even with this series reviewed and applied.
> See description of patch #6.
> 
> Olaf
> 
> Olaf Hering (23):
>   tools: add readv_exact to libxenctrl
>   tools: add xc_is_known_page_type to libxenctrl
>   tools: use xc_is_known_page_type
>   tools: unify type checking for data pfns in migration stream
>   tools: show migration transfer rate in send_dirty_pages
>   tools/guest: prepare to allocate arrays once
>   tools/guest: save: move batch_pfns
>   tools/guest: save: move mfns array
>   tools/guest: save: move types array
>   tools/guest: save: move errors array
>   tools/guest: save: move iov array
>   tools/guest: save: move rec_pfns array
>   tools/guest: save: move guest_data array
>   tools/guest: save: move local_pages array
>   tools/guest: restore: move pfns array
>   tools/guest: restore: move types array
>   tools/guest: restore: move mfns array
>   tools/guest: restore: move map_errs array
>   tools/guest: restore: move mfns array in populate_pfns
>   tools/guest: restore: move pfns array in populate_pfns
>   tools/guest: restore: split record processing
>   tools/guest: restore: split handle_page_data
>   tools/guest: restore: write data directly into guest
> 
>  tools/libs/ctrl/xc_private.c          |  54 ++-
>  tools/libs/ctrl/xc_private.h          |  34 ++
>  tools/libs/guest/xg_sr_common.c       |  33 +-
>  tools/libs/guest/xg_sr_common.h       |  86 +++-
>  tools/libs/guest/xg_sr_restore.c      | 562 +++++++++++++++++---------
>  tools/libs/guest/xg_sr_save.c         | 158 ++++----
>  tools/libs/guest/xg_sr_save_x86_hvm.c |   5 +-
>  tools/libs/guest/xg_sr_save_x86_pv.c  |  31 +-
>  8 files changed, 666 insertions(+), 297 deletions(-)

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