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Re: [Qemu-devel] [PATCH] tests/migration: Speed up the test on ppc64
From: |
Dr. David Alan Gilbert |
Subject: |
Re: [Qemu-devel] [PATCH] tests/migration: Speed up the test on ppc64 |
Date: |
Tue, 18 Sep 2018 15:30:40 +0100 |
User-agent: |
Mutt/1.10.1 (2018-07-13) |
* Thomas Huth (address@hidden) wrote:
> The SLOF boot process is always quite slow ... but we can speed it up
> a little bit by specifying "-nodefaults" and by using the "nvramrc"
> variable instead of "boot-command" (since "nvramrc" is evaluated earlier
> in the SLOF boot process than "boot-command").
>
> Signed-off-by: Thomas Huth <address@hidden>
Reviewed-by: Dr. David Alan Gilbert <address@hidden>
> ---
> tests/migration-test.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/tests/migration-test.c b/tests/migration-test.c
> index 0e687b7..967e3d0 100644
> --- a/tests/migration-test.c
> +++ b/tests/migration-test.c
> @@ -438,11 +438,11 @@ static int test_migrate_start(QTestState **from,
> QTestState **to,
> " -incoming %s",
> accel, tmpfs, bootpath, uri);
> } else if (strcmp(arch, "ppc64") == 0) {
> - cmd_src = g_strdup_printf("-machine accel=%s -m 256M"
> + cmd_src = g_strdup_printf("-machine accel=%s -m 256M -nodefaults"
> " -name source,debug-threads=on"
> " -serial file:%s/src_serial"
> - " -prom-env '"
> - "boot-command=hex .\" _\" begin %x %x "
> + " -prom-env 'use-nvramrc?=true' -prom-env "
> + "'nvramrc=hex .\" _\" begin %x %x "
> "do i c@ 1 + i c! 1000 +loop .\" B\" 0 "
> "until'", accel, tmpfs, end_address,
> start_address);
> --
> 1.8.3.1
>
--
Dr. David Alan Gilbert / address@hidden / Manchester, UK