[E1000-devel] MDaemon Notification -- Attachment Removed

2012-10-16 Thread Postmaster
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Re: [E1000-devel] Question about ixgbevf _clean_rx_irq execution time

2012-10-16 Thread Greg Rose
On Tue, 16 Oct 2012 13:59:40 -0400 William Tu wrote: > Hi Greg, > > Thanks for the replies. > > So do you mean that because Linux GRO tries to accumulate packet size > to a particular value (i.e: 64k) and deliver to the upper layer, the > small packet size can actually stay longer and incur hig

Re: [E1000-devel] igb3.4.8 driver does not support set/get Rx rule for filtering

2012-10-16 Thread Alexander Duyck
On 10/15/2012 10:57 PM, Linghu Yi (Tiger) wrote: > Hi, > > > > >From intel82580 datasheet the set/get Rx rule for filtering are supported > but igb3.4.8 driver has no such functions. > > Do you know why and how can we get the working driver for RX rule class? > We are using: > > ethtool -u eth >

Re: [E1000-devel] Question about ixgbevf _clean_rx_irq execution time

2012-10-16 Thread William Tu
Hi Greg, Thanks for the replies. So do you mean that because Linux GRO tries to accumulate packet size to a particular value (i.e: 64k) and deliver to the upper layer, the small packet size can actually stay longer and incur higher latency? (in my case the LRO is disabled) In the mean time I'm l

Re: [E1000-devel] Question about ixgbevf _clean_rx_irq execution time

2012-10-16 Thread Greg Rose
On Mon, 15 Oct 2012 20:44:59 -0400 William Tu wrote: > Hi Folks, > > I'm measuring the execution time of the ixgbevf_clean_rx_irq function > and found something I don't really understand. > I have a sender which continuously sends TCP packet to the receiver, > and I'm observing the execution tim