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Date:   Thu, 25 Apr 2019 02:15:49 +0000
From:   "Singh, Brijesh" <>
To:     Steve Rutherford <>
CC:     "Singh, Brijesh" <>,
        "" <>,
        "" <>,
        Thomas Gleixner <>,
        Ingo Molnar <>,
        "H. Peter Anvin" <>,
        Paolo Bonzini <>,
        Radim Krčmář <>,
        Joerg Roedel <>, Borislav Petkov <>,
        "Lendacky, Thomas" <>,
        "" <>,
        "" <>
Subject: Re: [RFC PATCH v1 00/10] Add AMD SEV guest live migration support

On 4/24/19 7:18 PM, Steve Rutherford wrote:
> Do you mean MiB/s, MB/s or Mb/s? Since you are talking about network
> speeds, sometimes these get conflated.

It's megabits/sec. The QMP query-migration command shows the throughput
in Mbits/s. It includes PSP command execution and the network write.
Most of the time is spent in PSP FW. I have not performed raw PSP
command benchmark yet but I believe SEV FW 0.17 may reproduce up to
12Mbits/s. I will update thread after I finish the further performance


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