Re: Regarding Mellanox bifurcated driver on Azure

2025-05-05 Thread Prashant Upadhyaya
On Wed, 30 Apr 2025 at 22:21, Stephen Hemminger wrote: > On Wed, 30 Apr 2025 22:00:29 +0530 > Prashant Upadhyaya wrote: > > > On Wed, 30 Apr 2025 at 19:58, Stephen Hemminger < > step...@networkplumber.org> > > wrote: > > > > > On Wed, 30 Apr 2025 13:00:53 +0530 > > > Prashant Upadhyaya wrote: >

Re: Regarding Mellanox bifurcated driver on Azure

2025-04-30 Thread Stephen Hemminger
On Wed, 30 Apr 2025 22:00:29 +0530 Prashant Upadhyaya wrote: > On Wed, 30 Apr 2025 at 19:58, Stephen Hemminger > wrote: > > > On Wed, 30 Apr 2025 13:00:53 +0530 > > Prashant Upadhyaya wrote: > > > > > > With DPDK on Azure, an application should never use the VF directly. > > > > It needs to

Re: Regarding Mellanox bifurcated driver on Azure

2025-04-30 Thread Prashant Upadhyaya
On Wed, 30 Apr 2025 at 19:58, Stephen Hemminger wrote: > On Wed, 30 Apr 2025 13:00:53 +0530 > Prashant Upadhyaya wrote: > > > > With DPDK on Azure, an application should never use the VF directly. > > > It needs to use either netvsc PMD which handles both the vmbus (slow > path) > > > and VF (fa

Re: Regarding Mellanox bifurcated driver on Azure

2025-04-30 Thread Stephen Hemminger
On Wed, 30 Apr 2025 13:00:53 +0530 Prashant Upadhyaya wrote: > > With DPDK on Azure, an application should never use the VF directly. > > It needs to use either netvsc PMD which handles both the vmbus (slow path) > > and VF (fast path) combined. Or use the older vdev_netvsc/failsafe/tap > > combi

Re: Regarding Mellanox bifurcated driver on Azure

2025-04-30 Thread Prashant Upadhyaya
On Tue, 29 Apr 2025 at 21:54, Stephen Hemminger wrote: > On Tue, 29 Apr 2025 21:45:36 +0530 > Prashant Upadhyaya wrote: > > > On Mon, 28 Apr 2025 at 21:07, Stephen Hemminger < > step...@networkplumber.org> > > wrote: > > > > > On Mon, 28 Apr 2025 11:31:10 +0530 > > > Prashant Upadhyaya wrote: >

Re: Regarding Mellanox bifurcated driver on Azure

2025-04-29 Thread Stephen Hemminger
On Tue, 29 Apr 2025 21:45:36 +0530 Prashant Upadhyaya wrote: > On Mon, 28 Apr 2025 at 21:07, Stephen Hemminger > wrote: > > > On Mon, 28 Apr 2025 11:31:10 +0530 > > Prashant Upadhyaya wrote: > > > > > On Sat, 26 Apr 2025 at 20:58, Stephen Hemminger < > > step...@networkplumber.org> > > > wro

Re: Regarding Mellanox bifurcated driver on Azure

2025-04-29 Thread Prashant Upadhyaya
On Mon, 28 Apr 2025 at 21:07, Stephen Hemminger wrote: > On Mon, 28 Apr 2025 11:31:10 +0530 > Prashant Upadhyaya wrote: > > > On Sat, 26 Apr 2025 at 20:58, Stephen Hemminger < > step...@networkplumber.org> > > wrote: > > > > > On Fri, 25 Apr 2025 23:17:30 +0530 > > > Prashant Upadhyaya wrote: >

Re: Regarding Mellanox bifurcated driver on Azure

2025-04-28 Thread Stephen Hemminger
On Mon, 28 Apr 2025 11:31:10 +0530 Prashant Upadhyaya wrote: > On Sat, 26 Apr 2025 at 20:58, Stephen Hemminger > wrote: > > > On Fri, 25 Apr 2025 23:17:30 +0530 > > Prashant Upadhyaya wrote: > > > > > Hi, > > > > > > I am having a VM on Azure where I have got two 'accelerated networking' > >

Re: Regarding Mellanox bifurcated driver on Azure

2025-04-27 Thread Prashant Upadhyaya
On Sat, 26 Apr 2025 at 20:58, Stephen Hemminger wrote: > On Fri, 25 Apr 2025 23:17:30 +0530 > Prashant Upadhyaya wrote: > > > Hi, > > > > I am having a VM on Azure where I have got two 'accelerated networking' > > interfaces of Mellanox > > # lspci -nn|grep -i ether > > 6561:00:02.0 Ethernet con

Re: Regarding Mellanox bifurcated driver on Azure

2025-04-26 Thread Stephen Hemminger
On Fri, 25 Apr 2025 23:17:30 +0530 Prashant Upadhyaya wrote: > Hi, > > I am having a VM on Azure where I have got two 'accelerated networking' > interfaces of Mellanox > # lspci -nn|grep -i ether > 6561:00:02.0 Ethernet controller [0200]: Mellanox Technologies MT27710 > Family [ConnectX-4 Lx Vir

Re: Regarding Mellanox bifurcated driver on Azure

2025-04-25 Thread Stephen Hemminger
Short answer Accelerated networking on Azure is not designed to support bifurcated VF usage On Fri, Apr 25, 2025, 10:47 Prashant Upadhyaya wrote: > Hi, > > I am having a VM on Azure where I have got two 'accelerated networking' > interfaces of Mellanox > # lspci -nn|grep -i ether > 6561:00:02.0

Regarding Mellanox bifurcated driver on Azure

2025-04-25 Thread Prashant Upadhyaya
Hi, I am having a VM on Azure where I have got two 'accelerated networking' interfaces of Mellanox # lspci -nn|grep -i ether 6561:00:02.0 Ethernet controller [0200]: Mellanox Technologies MT27710 Family [ConnectX-4 Lx Virtual Function] [15b3:1016] (rev 80) f08c:00:02.0 Ethernet controller [0200]: