If you enter the following in a shell you will see that disabling tx csum offload implies that other features are disabled also:
ethtool -K eth0 tx off Dave On 15/12/2011, at 5:26 PM, "Sheili Mittal" <[email protected]> wrote: > Can you reply this also with your testing experience:- > > I go the list of Linux h/w offloading and commands to enable or disable > it. Like :- > > Ethtool -K <interface> <offload type> <on/off> > > So for H/w offload to test with OVS , should I enable this from Linux > machine only or this functionality is on virtual machine also > > What set-up you used for this? > > Regards, > Sheili > > -----Original Message----- > From: Dave Whitla [mailto:[email protected]] > Sent: 15 December 2011 12:51 > To: Jesse Gross > Cc: Sheili Mittal; [email protected] > Subject: Re: [ovs-discuss] H/w offloading list for OVS 1.2.2 > > Sheili, > > A particular case to be aware of is when combining Linux bridging with > 802.1q vlans. Hardware tx checksum offload does not work properly in > this scenario, so it is advisable to disable tx checksum offloading in > virtual machines which connect to vifs mapped to a vlan or a trunk port > to which untagged ports are also bridged. In my personal testing of OVS > the same applies. > > Dave > > On 15/12/2011, at 2:17 PM, Jesse Gross <[email protected]> wrote: > >> On Wed, Dec 14, 2011 at 7:54 PM, Sheili Mittal >> <[email protected]> wrote: >>> Hi, >>> >>> >>> >>> Please give me list which OVS 1.2.2 supports for hardware offloading > like >>> checksum offloading,jumbo grames, tagging etc.. >> >> It's the same as the rest of Linux. >> _______________________________________________ >> discuss mailing list >> [email protected] >> http://openvswitch.org/mailman/listinfo/discuss > > > > DISCLAIMER: > ----------------------------------------------------------------------------------------------------------------------- > > The contents of this e-mail and any attachment(s) are confidential and > intended > for the named recipient(s) only. > It shall not attach any liability on the originator or NECHCL or its > affiliates. Any views or opinions presented in > this email are solely those of the author and may not necessarily reflect the > opinions of NECHCL or its affiliates. > Any form of reproduction, dissemination, copying, disclosure, modification, > distribution and / or publication of > this message without the prior written consent of the author of this e-mail > is > strictly prohibited. If you have > received this email in error please delete it and notify the sender > immediately. . > ----------------------------------------------------------------------------------------------------------------------- _______________________________________________ discuss mailing list [email protected] http://openvswitch.org/mailman/listinfo/discuss
