lkml.org 
[lkml]   [2022]   [Sep]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH v2] iommu/iova: Optimize alloc_iova with rbtree_augmented
From
Date
Tested-by: Jie Wang <wangjie125@huawei.com>

On 2022/9/21 11:55, Peng Zhang wrote:
>> This patch seems to solve the performance issues i have. Currently my
>> nic's rx performance is unstable in large-capacity scenarios. I
>> applied this patch to 5.19 rc4 and tested 8 times rx performance in
>> these scenes. Here are test results, "before" row is the result of
>> 5.19 rc4. "after" row means 5.19 rc4 with this patch, the unit is Mbits/s
>>
>> 1 2 3 4 5 6 7 8
>> before 55430 76701 84194 77560 88292 90106
>> 87770 77273
>> after 92770 92767 92792 92764 92742 92696
>> 92781 92756
>>
>> Obviously, after using this patch, the performance is stable.
>
> Thank you for your test. Can you add a "Tested-by" token?
> I plan to update the commit message in the next version.
> .
>

\
 
 \ /
  Last update: 2022-09-21 12:55    [W:0.047 / U:0.516 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site