Re: How do you calculate DPDK mempool requirements?

2022-12-05 Thread Stephen Hemminger
On Mon, 5 Dec 2022 11:32:40 -0600 Dylan Baros wrote: > How do you figure out what settings need to be used to correctly configure > a DPDK mempool for your application? > > Specifically using rte_pktmbuf_pool_create(): > > - n, the number of elements in the mbuf pool > - cache_size > - priv_siz

How do you calculate DPDK mempool requirements?

2022-12-05 Thread Dylan Baros
How do you figure out what settings need to be used to correctly configure a DPDK mempool for your application? Specifically using rte_pktmbuf_pool_create(): - n, the number of elements in the mbuf pool - cache_size - priv_size - data_room_size EAL arguments: - n number of memory channels - r nu

Re: USB device support in DPDK

2022-12-05 Thread Stephen Hemminger
On Mon, 05 Dec 2022 10:07:44 +0100 Thomas Monjalon wrote: > 02/12/2022 14:01, John Bize: > > Will DPDK support USB-Ethernet devices? > > If there is a need and an advantage for USB devices > to be supported in DPDK, why not? > > In general, DPDK supports what is contributed and maintained. >

Re: USB device support in DPDK

2022-12-05 Thread Stephen Hemminger
On Fri, 2 Dec 2022 13:01:03 + John Bize wrote: > Will DPDK support USB-Ethernet devices? > > Thanks. > Not directly. You could use one of the mechanisms to access kernel devices like XDP.

Re: Low crypto performance of AES-NI MB PMD on multi-core

2022-12-05 Thread Koji Ikeura
Hi Pablo, Thanks for the replay. I'm in no hurry as I fixed it temporarily, but I'm waiting for the glitch to be officially fixed. Thanks, Koji On 2022/12/05 18:04, De Lara Guarch, Pablo wrote: Hi Koji, -Original Message- From: Koji Ikeura Sent: Wednesday, October 5, 2022 5:51 AM T

Re: USB device support in DPDK

2022-12-05 Thread Thomas Monjalon
02/12/2022 14:01, John Bize: > Will DPDK support USB-Ethernet devices? If there is a need and an advantage for USB devices to be supported in DPDK, why not? In general, DPDK supports what is contributed and maintained.

USB device support in DPDK

2022-12-05 Thread John Bize
Will DPDK support USB-Ethernet devices? Thanks.

RE: Low crypto performance of AES-NI MB PMD on multi-core

2022-12-05 Thread De Lara Guarch, Pablo
Hi Koji, > -Original Message- > From: Koji Ikeura > Sent: Wednesday, October 5, 2022 5:51 AM > To: users@dpdk.org > Subject: Low crypto performance of AES-NI MB PMD on multi-core > > Hi, > > I am using dpdk-test-crypto-perf to measure the crypto performance of AES- > NI MB PMD. > The pe