From: Reinette Chatre <reinette.chatre@intel.com>
To: Babu Moger <babu.moger@amd.com>, <corbet@lwn.net>,
<tglx@linutronix.de>, <mingo@redhat.com>, <bp@alien8.de>
Cc: <fenghua.yu@intel.com>, <dave.hansen@linux.intel.com>,
<x86@kernel.org>, <hpa@zytor.com>, <paulmck@kernel.org>,
<akpm@linux-foundation.org>, <quic_neeraju@quicinc.com>,
<rdunlap@infradead.org>, <damien.lemoal@opensource.wdc.com>,
<songmuchun@bytedance.com>, <peterz@infradead.org>,
<jpoimboe@kernel.org>, <pbonzini@redhat.com>,
<chang.seok.bae@intel.com>, <pawan.kumar.gupta@linux.intel.com>,
<jmattson@google.com>, <daniel.sneddon@linux.intel.com>,
<sandipan.das@amd.com>, <tony.luck@intel.com>,
<james.morse@arm.com>, <linux-doc@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <bagasdotme@gmail.com>,
<eranian@google.com>, <christophe.leroy@csgroup.eu>,
<jarkko@kernel.org>, <adrian.hunter@intel.com>,
<quic_jiles@quicinc.com>, <peternewman@google.com>
Subject: Re: [PATCH v12 13/13] Documentation/x86: Update resctrl.rst for new features
Date: Tue, 17 Jan 2023 14:11:10 -0800 [thread overview]
Message-ID: <90674139-f8f5-4089-90dd-0100e671a653@intel.com> (raw)
In-Reply-To: <20230113152039.770054-14-babu.moger@amd.com>
Hi Babu,
On 1/13/2023 7:20 AM, Babu Moger wrote:
> Update the documentation for the new features:
> 1. Slow Memory Bandwidth allocation (SMBA).
> With this feature, the QOS enforcement policies can be applied
> to the external slow memory connected to the host. QOS enforcement
> is accomplished by assigning a Class Of Service (COS) to a processor
> and specifying allocations or limits for that COS for each resource
> to be allocated.
>
> 2. Bandwidth Monitoring Event Configuration (BMEC).
> The bandwidth monitoring events mbm_total_bytes and mbm_local_bytes
> are set to count all the total and local reads/writes respectively.
> With the introduction of slow memory, the two counters are not
> enough to count all the different types of memory events. With the
> feature BMEC, the users have the option to configure mbm_total_bytes
> and mbm_local_bytes to count the specific type of events.
>
> Also add configuration instructions with examples.
>
> Signed-off-by: Babu Moger <babu.moger@amd.com>
Thank you.
Reviewed-by: Reinette Chatre <reinette.chatre@intel.com>
Reinette
next prev parent reply other threads:[~2023-01-17 22:35 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-13 15:20 [PATCH v12 00/13] x86/resctrl: Support for AMD QoS " Babu Moger
2023-01-13 15:20 ` [PATCH v12 01/13] x86/resctrl: Replace smp_call_function_many() with on_each_cpu_mask() Babu Moger
2023-01-24 9:26 ` [tip: x86/cache] " tip-bot2 for Babu Moger
2023-01-13 15:20 ` [PATCH v12 02/13] x86/cpufeatures: Add Slow Memory Bandwidth Allocation feature flag Babu Moger
2023-01-24 9:26 ` [tip: x86/cache] " tip-bot2 for Babu Moger
2023-01-13 15:20 ` [PATCH v12 03/13] x86/resctrl: Add a new resource type RDT_RESOURCE_SMBA Babu Moger
2023-01-24 9:26 ` [tip: x86/cache] " tip-bot2 for Babu Moger
2023-01-13 15:20 ` [PATCH v12 04/13] x86/cpufeatures: Add Bandwidth Monitoring Event Configuration feature flag Babu Moger
2023-01-24 9:26 ` [tip: x86/cache] " tip-bot2 for Babu Moger
2023-01-13 15:20 ` [PATCH v12 05/13] x86/resctrl: Include new features in command line options Babu Moger
2023-01-24 9:26 ` [tip: x86/cache] " tip-bot2 for Babu Moger
2023-01-13 15:20 ` [PATCH v12 06/13] x86/resctrl: Detect and configure Slow Memory Bandwidth Allocation Babu Moger
2023-01-24 9:26 ` [tip: x86/cache] " tip-bot2 for Babu Moger
2023-01-13 15:20 ` [PATCH v12 07/13] x86/resctrl: Add __init attribute to rdt_get_mon_l3_config() Babu Moger
2023-01-24 9:26 ` [tip: x86/cache] " tip-bot2 for Babu Moger
2023-01-13 15:20 ` [PATCH v12 08/13] x86/resctrl: Support monitor configuration Babu Moger
2023-01-24 9:26 ` [tip: x86/cache] " tip-bot2 for Babu Moger
2023-01-13 15:20 ` [PATCH v12 09/13] x86/resctrl: Add interface to read mbm_total_bytes_config Babu Moger
2023-01-24 9:26 ` [tip: x86/cache] " tip-bot2 for Babu Moger
2023-01-13 15:20 ` [PATCH v12 10/13] x86/resctrl: Add interface to read mbm_local_bytes_config Babu Moger
2023-01-24 9:26 ` [tip: x86/cache] " tip-bot2 for Babu Moger
2023-01-13 15:20 ` [PATCH v12 11/13] x86/resctrl: Add interface to write mbm_total_bytes_config Babu Moger
2023-01-24 9:26 ` [tip: x86/cache] " tip-bot2 for Babu Moger
2023-01-13 15:20 ` [PATCH v12 12/13] x86/resctrl: Add interface to write mbm_local_bytes_config Babu Moger
2023-01-24 9:26 ` [tip: x86/cache] " tip-bot2 for Babu Moger
2023-01-13 15:20 ` [PATCH v12 13/13] Documentation/x86: Update resctrl.rst for new features Babu Moger
2023-01-17 22:11 ` Reinette Chatre [this message]
2023-01-24 9:26 ` [tip: x86/cache] " tip-bot2 for Babu Moger
2023-01-17 22:16 ` [PATCH v12 00/13] x86/resctrl: Support for AMD QoS " Reinette Chatre
2023-01-18 16:36 ` Moger, Babu
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