> On Apr 4, 2017, at 9:00 PM, Oza Oza <oza.oza(a)broadcom.com> wrote:
> 
> Also, couple of more questions.
> 
> 1)  right now SPDK/fio_plugin doesnt support multiple threads right ? let us
> say I want to create multiple threads to push data in order to utilize all
> the cpus, then ? because I want to scale SPDK across cpu to effectively
> utilize it.

Currently the SPDK fio plugin only supports a single thread.  One of the engineers here at Intel is actively working on multi-thread support.

> 
> 2) the posted log in my previous mail:
> 	Why probing of spdk_nvme happens 3 times ? (rather multiple times ?)
> 	probe driver: 8086:953 spdk_nvme
> is it normal ?

Yes - this is normal.  These probe messages from DPDK are a bit misleading - we are looking at modifying these to reduce confusion.

> 
> Regards,
> Oza.
> -----Original Message-----
> From: Oza Oza [mailto:oza.oza(a)broadcom.com]
> Sent: Wednesday, April 05, 2017 9:04 AM
> To: 'Storage Performance Development Kit'
> Subject: RE: [SPDK] nvme_ctrlr.c:1224:nvme_ctrlr_process_init: ***ERROR***
> Initialization timed out in state 3
> 
> Ok, what is --thread=1 ?  (it means it will create one thread to handle the
> IO ?)

—thread implements each job as a thread (using pthread_create) instead of a separate process.



-Jim