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Re: [PATCH 2/2] tests/migration/postcopy: trim migration bandwidth
From: |
Alex Bennée |
Subject: |
Re: [PATCH 2/2] tests/migration/postcopy: trim migration bandwidth |
Date: |
Mon, 23 Sep 2019 17:15:37 +0100 |
User-agent: |
mu4e 1.3.4; emacs 27.0.50 |
Dr. David Alan Gilbert (git) <address@hidden> writes:
> From: "Dr. David Alan Gilbert" <address@hidden>
>
> On slow hosts with tcg we were sometimes finding that the migration
> would complete during precopy and never get into the postcopy test.
> Trim back the bandwidth a bit to make that much less likely.
>
> Signed-off-by: Dr. David Alan Gilbert <address@hidden>
Acked-by: Alex Bennée <address@hidden>
Tested-by: Alex Bennée <address@hidden>
> ---
> tests/migration-test.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tests/migration-test.c b/tests/migration-test.c
> index 9c62ee5331..221a33d083 100644
> --- a/tests/migration-test.c
> +++ b/tests/migration-test.c
> @@ -753,7 +753,7 @@ static int migrate_postcopy_prepare(QTestState **from_ptr,
> * quickly, but that it doesn't complete precopy even on a slow
> * machine, so also set the downtime.
> */
> - migrate_set_parameter_int(from, "max-bandwidth", 100000000);
> + migrate_set_parameter_int(from, "max-bandwidth", 30000000);
> migrate_set_parameter_int(from, "downtime-limit", 1);
>
> /* Wait for the first serial output from the source */
--
Alex Bennée