[libvirt] [PATCH v2 RESEND 00/17] Introduce RDT memory bandwidth allocation support

bing.niu bing.niu at intel.com
Tue Aug 14 01:50:32 UTC 2018



On 2018年08月14日 02:33, John Ferlan wrote:
> 
> 
> On 07/30/2018 11:54 PM, bing.niu wrote:
>>
>>
>> On 2018年07月31日 06:14, John Ferlan wrote:
>>>
>>>
>>> On 07/29/2018 11:12 PM, bing.niu at intel.com wrote:
>>>> From: Bing Niu <bing.niu at intel.com>
>>>>
>>>> This series is to introduce RDT memory bandwidth allocation support
>>>> by extending
>>>> current virresctrl implementation.
>>
>> [....]
>>>> Bing Niu (17):
>>>>     util: Rename some functions of virresctrl
>>>>     util: Refactor virResctrlGetInfo in virresctrl
>>>>     util: Refactor virResctrlAllocFormat of virresctrl
>>>>     util: Add MBA capability information query to resctrl
>>>>     util: Add MBA check to virResctrlInfoGetCache
>>>>     util: Add MBA allocation to virresctrl
>>>>     util: Add MBA schemata parse and format methods
>>>>     util: Add support to calculate MBA utilization
>>>>     util: Introduce virResctrlAllocForeachMemory
>>>>     util: Introduce virResctrlAllocSetMemoryBandwidth
>>>>     conf: Rename cachetune to resctrl
>>>>     conf: Factor out vcpus parsing part from virDomainCachetuneDefParse
>>>>     conf: Factor out vcpus overlapping from virDomainCachetuneDefParse
>>>>     conf: Factor out virDomainResctrlDef update from
>>>>       virDomainCachetuneDefParse
>>>>     conf: Add support for memorytune XML processing for resctrl MBA
>>>>     conf: Add return value check to virResctrlAllocForeachCache
>>>>     conf: Add memory bandwidth allocation capability of host
>>>>
>>>>    docs/formatdomain.html.in                          |  39 +-
>>>>    docs/schemas/capability.rng                        |  33 ++
>>>>    docs/schemas/domaincommon.rng                      |  17 +
>>>>    src/conf/capabilities.c                            | 107 ++++
>>>>    src/conf/capabilities.h                            |  11 +
>>>>    src/conf/domain_conf.c                             | 428
>>>> ++++++++++++---
>>>>    src/conf/domain_conf.h                             |  10 +-
>>>>    src/libvirt_private.syms                           |   6 +-
>>>>    src/qemu/qemu_domain.c                             |   2 +-
>>>>    src/qemu/qemu_process.c                            |  18 +-
>>>>    src/util/virresctrl.c                              | 611
>>>> +++++++++++++++++++--
>>>>    src/util/virresctrl.h                              |  55 +-
>>>>    .../memorytune-colliding-allocs.xml                |  30 +
>>>>    .../memorytune-colliding-cachetune.xml             |  32 ++
>>>>    tests/genericxml2xmlindata/memorytune.xml          |  33 ++
>>>>    tests/genericxml2xmltest.c                         |   5 +
>>>>    .../linux-resctrl/resctrl/info/MB/bandwidth_gran   |   1 +
>>>>    .../linux-resctrl/resctrl/info/MB/min_bandwidth    |   1 +
>>>>    .../linux-resctrl/resctrl/info/MB/num_closids      |   1 +
>>>>    tests/vircaps2xmldata/vircaps-x86_64-resctrl.xml   |   8 +
>>>>    tests/virresctrldata/resctrl.schemata              |   1 +
>>>>    21 files changed, 1280 insertions(+), 169 deletions(-)
>>>>    create mode 100644
>>>> tests/genericxml2xmlindata/memorytune-colliding-allocs.xml
>>>>    create mode 100644
>>>> tests/genericxml2xmlindata/memorytune-colliding-cachetune.xml
>>>>    create mode 100644 tests/genericxml2xmlindata/memorytune.xml
>>>>    create mode 100644
>>>> tests/vircaps2xmldata/linux-resctrl/resctrl/info/MB/bandwidth_gran
>>>>    create mode 100644
>>>> tests/vircaps2xmldata/linux-resctrl/resctrl/info/MB/min_bandwidth
>>>>    create mode 100644
>>>> tests/vircaps2xmldata/linux-resctrl/resctrl/info/MB/num_closids
>>>>
>>>
>>> Reviewed-by: John Ferlan <jferlan at redhat.com>
>>> (series)
>>>
>>> I'll push once the tree is open for 4.7.0 commits unless someone else
>>> chimes in with other major issues that need to be addressed.
>>>
>>
> 
> Tree re-opened after I left for a week away from the virtual world...
> Now that I'm back and digging out of email, figured I'd sync this series
> up with current top and push.
> 
> Please post a followup docs/news.xml article describing the change.

Thanks for this. I will cook a patch for this. :)
> 
> Tks -
> 
> John
> 




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