[SPDK] 回复: About single virtio-blk device performance

[SPDK] 回复: About single virtio-blk device performance

[Bin Yang]

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Hi Changpeng:
      Thanks for your reply!
      Will community accept the commits as using multiple cores for a virtio-blk device?
      If not,  what are the main concerns?

________________________________
发件人: Liu, Changpeng <changpeng.liu(a)intel.com>
发送时间: 2022年10月13日 15:16
收件人: Storage Performance Development Kit <spdk(a)lists.01.org>
主题: [SPDK] Re: About single virtio-blk device performance

Hi Bin Yang,

I think that's the only benefit by using multiple cores for a virtio-blk device, if your tests case is for a VM,
Actually you can add multiple devices to this VM.


> -----Original Message-----
> From: Bin Yang <bin.yang(a)jaguarmicro.com>
> Sent: Wednesday, October 12, 2022 3:02 PM
> To: spdk(a)lists.01.org
> Subject: [SPDK] About single virtio-blk device performance
>
> Hello, Everyone!
>
>     For spdk vhost_blk，can we distribute multi queues requests in different cpu
> to improve single virtio-blk device performance?
> for example，create request poller for each queue and distribute the pollers in
> different threads.  Does this feasible？
>
> Thanks!
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