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Re: [Qemu-devel] sleeping in vm live migration code
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From: |
Stefan Hajnoczi |
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Subject: |
Re: [Qemu-devel] sleeping in vm live migration code |
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Date: |
Tue, 18 Apr 2017 15:53:01 +0100 |
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User-agent: |
Mutt/1.8.0 (2017-02-23) |
On Wed, Apr 12, 2017 at 06:13:33PM +0430, ali saeedi wrote:
> why we have below code in vm live migration?
> * g_usleep((initial_time + BUFFER_DELAY - current_time)*1000);*
It's for migration rate-limiting. The migration thread throttles itself
if the user has configured a maximum transmission rate for the live
migration connection.
Stefan
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