Re: [PATCH net] netvsc: increase default receive buffer size

2017-09-15 Thread David Miller
From: Stephen Hemminger Date: Thu, 14 Sep 2017 09:31:07 -0700 > The default receive buffer size was reduced by recent change > to a value which was appropriate for 10G and Windows Server 2016. > But the value is too small for full performance with 40G on Azure. > Increase the default back to maxi

Re: [PATCH net] netvsc: increase default receive buffer size

2017-09-14 Thread Stephen Hemminger
On Thu, 14 Sep 2017 10:02:03 -0700 (PDT) David Miller wrote: > From: Stephen Hemminger > Date: Thu, 14 Sep 2017 09:31:07 -0700 > > > The default receive buffer size was reduced by recent change > > to a value which was appropriate for 10G and Windows Server 2016. > > But the value is too small

Re: [PATCH net] netvsc: increase default receive buffer size

2017-09-14 Thread David Miller
From: Stephen Hemminger Date: Thu, 14 Sep 2017 09:31:07 -0700 > The default receive buffer size was reduced by recent change > to a value which was appropriate for 10G and Windows Server 2016. > But the value is too small for full performance with 40G on Azure. > Increase the default back to maxi

[PATCH net] netvsc: increase default receive buffer size

2017-09-14 Thread Stephen Hemminger
The default receive buffer size was reduced by recent change to a value which was appropriate for 10G and Windows Server 2016. But the value is too small for full performance with 40G on Azure. Increase the default back to maximum supported by host. Fixes: 8b5327975ae1 ("netvsc: allow controlling