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Re: [PATCH 2/5] qapi/migration: Introduce compress-with-iaa migration pa
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From: |
Juan Quintela |
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Subject: |
Re: [PATCH 2/5] qapi/migration: Introduce compress-with-iaa migration parameter |
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Date: |
Thu, 19 Oct 2023 13:15:34 +0200 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.3 (gnu/linux) |
Yuan Liu <yuan1.liu@intel.com> wrote:
> Introduce the compress-with-iaa=on/off option to enable or disable live
> migration data (de)compression with the In-Memory Analytics Accelerator
> (IAA).
>
> The data (de)compression with IAA feature is based on the migration
> compression capability, which is enabled by setting
> migrate_set_capability compress on. If the migration compression
> capability is enabled and the IAA compression parameter is set, IAA will
> be used instead of CPU for data (de)compression.
>
> Signed-off-by: Yuan Liu <yuan1.liu@intel.com>
> Reviewed-by: Nanhai Zou <nanhai.zou@intel.com>
> @@ -724,6 +726,13 @@ int migrate_compress_threads(void)
> return s->parameters.compress_threads;
> }
>
> +bool migrate_compress_with_iaa(void)
> +{
> + MigrationState *s = migrate_get_current();
> +
> + return s->parameters.compress_with_iaa;
> +}
> +
This should be in migration/options.c
> @@ -77,6 +77,7 @@ uint8_t migrate_cpu_throttle_increment(void);
> uint8_t migrate_cpu_throttle_initial(void);
> bool migrate_cpu_throttle_tailslow(void);
> int migrate_decompress_threads(void);
> +bool migrate_compress_with_iaa(void);
> uint64_t migrate_downtime_limit(void);
> uint8_t migrate_max_cpu_throttle(void);
> uint64_t migrate_max_bandwidth(void);
This list of functions is sorted. The same in the migration/options.c.
- [PATCH 0/5] Live Migration Acceleration with IAA Compression, Yuan Liu, 2023/10/19
- Re: [PATCH 0/5] Live Migration Acceleration with IAA Compression, Juan Quintela, 2023/10/19
- Re: [PATCH 0/5] Live Migration Acceleration with IAA Compression, Juan Quintela, 2023/10/19
- [PATCH 1/5] configure: add qpl meson option, Yuan Liu, 2023/10/19
- [PATCH 2/5] qapi/migration: Introduce compress-with-iaa migration parameter, Yuan Liu, 2023/10/19
- [PATCH 4/5] migration iaa-compress: Add IAA initialization and deinitialization, Yuan Liu, 2023/10/19
- [PATCH 3/5] ram compress: Refactor ram compression functions, Yuan Liu, 2023/10/19
- [PATCH 5/5] migration iaa-compress: Implement IAA compression, Yuan Liu, 2023/10/19