From: Ian Campbell <ian.campbell@citrix.com>
To: Chao Peng <chao.p.peng@linux.intel.com>
Cc: keir@xen.org, stefano.stabellini@eu.citrix.com,
andrew.cooper3@citrix.com, dario.faggioli@citrix.com,
Ian.Jackson@eu.citrix.com, xen-devel@lists.xen.org,
will.auld@intel.com, JBeulich@suse.com, wei.liu2@citrix.com,
dgdegra@tycho.nsa.gov
Subject: Re: [PATCH v6 14/14] docs: add xl-psr.markdown
Date: Tue, 5 May 2015 13:54:58 +0100 [thread overview]
Message-ID: <1430830498.2660.81.camel@citrix.com> (raw)
In-Reply-To: <1429782951-18813-15-git-send-email-chao.p.peng@linux.intel.com>
On Thu, 2015-04-23 at 17:55 +0800, Chao Peng wrote:
> +Maximum RMID and supported monitor types in the system can be obtained by:
> +
> +`xl psr-cmt-hwinfo`
I think this is now `xl psr-hwinfo --cmt` ?
> +For example, assuming a system with 8 portions and 3 domains:
> +
> + * A CBM of 0xff for every domain means each domain can access the whole cache.
> + This is the default.
> +
> + * Giving one domain a CBM of 0x0f and the other two domain's 0xf0 means that
> + the first domain gets exclusive access to half of the cache (half of the
> + portions) and the other two will share the other half.
> +
> +* Giving one domain a CBM of 0x0f, one 0x30 and the last 0xc0 would give the
This one is aligned differently to the other two.
> +System CAT information such as maximum COS and CBM length can be obtained by:
> +
> +`xl psr-cat-hwinfo`
`xl psr-hwinfo --cat` ?
> + * Set bits only exist in the range of [0, cbm_len), where cbm_len can be
> + obtained with `xl psr-cat-hwinfo`.
Again?
Apart from that all looks good, thanks.
Ian.
next prev parent reply other threads:[~2015-05-05 12:54 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-23 9:55 [PATCH v6 00/14] enable Cache Allocation Technology (CAT) for VMs Chao Peng
2015-04-23 9:55 ` [PATCH v6 01/14] x86: add socket_to_cpumask Chao Peng
2015-04-24 14:46 ` Jan Beulich
2015-05-05 7:44 ` Chao Peng
2015-05-05 9:11 ` Jan Beulich
2015-05-05 10:25 ` Chao Peng
2015-05-05 10:43 ` Jan Beulich
2015-05-06 7:05 ` Chao Peng
2015-05-06 7:16 ` Jan Beulich
2015-05-06 8:06 ` Chao Peng
2015-04-23 9:55 ` [PATCH v6 02/14] x86: improve psr scheduling code Chao Peng
2015-04-23 9:55 ` [PATCH v6 03/14] x86: detect and initialize Intel CAT feature Chao Peng
2015-04-24 14:59 ` Jan Beulich
2015-05-07 9:08 ` Chao Peng
2015-05-07 11:32 ` Jan Beulich
2015-04-23 9:55 ` [PATCH v6 04/14] x86: maintain COS to CBM mapping for each socket Chao Peng
2015-04-23 9:55 ` [PATCH v6 05/14] x86: add COS information for each domain Chao Peng
2015-04-23 9:55 ` [PATCH v6 06/14] x86: expose CBM length and COS number information Chao Peng
2015-04-24 15:17 ` Jan Beulich
2015-04-23 9:55 ` [PATCH v6 07/14] x86: dynamically get/set CBM for a domain Chao Peng
2015-04-24 15:26 ` Jan Beulich
2015-04-24 15:27 ` Jan Beulich
2015-04-23 9:55 ` [PATCH v6 08/14] x86: add scheduling support for Intel CAT Chao Peng
2015-04-24 15:28 ` Jan Beulich
2015-04-23 9:55 ` [PATCH v6 09/14] xsm: add CAT related xsm policies Chao Peng
2015-04-23 9:55 ` [PATCH v6 10/14] tools/libxl: minor name changes for CMT commands Chao Peng
2015-04-23 9:55 ` [PATCH v6 11/14] tools/libxl: add command to show PSR hardware info Chao Peng
2015-04-23 9:55 ` [PATCH v6 12/14] tools/libxl: introduce some socket helpers Chao Peng
2015-05-05 12:43 ` Ian Campbell
2015-05-05 12:45 ` Ian Campbell
2015-05-06 7:06 ` Chao Peng
2015-04-23 9:55 ` [PATCH v6 13/14] tools: add tools support for Intel CAT Chao Peng
2015-05-05 12:52 ` Ian Campbell
2015-05-05 21:33 ` Dario Faggioli
2015-05-06 7:09 ` Chao Peng
2015-05-06 7:07 ` Chao Peng
2015-05-05 21:41 ` Dario Faggioli
2015-04-23 9:55 ` [PATCH v6 14/14] docs: add xl-psr.markdown Chao Peng
2015-05-05 12:54 ` Ian Campbell [this message]
2015-05-06 7:12 ` Chao Peng
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