[ovs-dev] [PATCH v2] doc: Remove experimental tag for SMC cache.
i.maximets at samsung.com
Thu Jul 18 11:56:56 UTC 2019
On 17.07.2019 23:25, Ian Stokes wrote:
> On 7/17/2019 12:38 PM, Yipeng Wang wrote:
>> SMC cache was introduced in 2.10 with experimental tag.
>> SMC cache is a layer of software cache located after EMC
>> cache. The purpose is to improve the performance of use
>> cases that many flows missing the EMC cache.
>> One can enable SMC cache using smc-enable=true option.
>> Signed-off-by: Yipeng Wang <yipeng1.wang at intel.com>
> Thanks for the v2 Yipeng.
> @Ilya, I think this addresses the issues you raised. If this is good with you I can add your ack and push tomorrow?
Best regards, Ilya Maximets.
>> Documentation/topics/dpdk/bridge.rst | 6 +++---
>> NEWS | 1 +
>> 2 files changed, 4 insertions(+), 3 deletions(-)
>> diff --git a/Documentation/topics/dpdk/bridge.rst b/Documentation/topics/dpdk/bridge.rst
>> index a3ed926..4ca79a4 100644
>> --- a/Documentation/topics/dpdk/bridge.rst
>> +++ b/Documentation/topics/dpdk/bridge.rst
>> @@ -117,15 +117,15 @@ It is also possible to enable/disable EMC on per-port basis using::
>> For more information on the EMC refer to :doc:`/intro/install/dpdk` .
>> -SMC cache (experimental)
>> +SMC cache
>> SMC cache or signature match cache is a new cache level after EMC cache.
>> The difference between SMC and EMC is SMC only stores a signature of a flow
>> thus it is much more memory efficient. With same memory space, EMC can store 8k
>> flows while SMC can store 1M flows. When traffic flow count is much larger than
>> EMC size, it is generally beneficial to turn off EMC and turn on SMC. It is
>> -currently turned off by default and an experimental feature.
>> +currently turned off by default.
>> To turn on SMC::
>> diff --git a/NEWS b/NEWS
>> index 806e3c8..feae994 100644
>> --- a/NEWS
>> +++ b/NEWS
>> @@ -34,6 +34,7 @@ Post-v2.11.0
>> * 'ovs-appctl exit' now implies cleanup of non-internal ports in userspace
>> datapath regardless of '--cleanup' option. Use '--cleanup' to remove
>> internal ports too.
>> + * Removed experimental tag for SMC cache.
>> - OVSDB:
>> * OVSDB clients can now resynchronize with clustered servers much more
>> quickly after a brief disconnection, saving bandwidth and CPU time.
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