DCB is not enabled. -- Eldon Koyle System Administration Operations Information Technology Utah State University -- Biology is the only science in which multiplication means the same thing as division.
On Dec 13 11:36-0800, Waskiewicz Jr, Peter P wrote: > I see you are getting 24 Tx queues enabled, so I'm really curious why the > kernel is only using one Tx queue. Do you by chance have DCB enabled? > > PJ Waskiewicz > [email protected] > > > -----Original Message----- > From: Eldon Koyle [mailto:[email protected]] > Sent: Monday, December 13, 2010 10:37 AM > To: Waskiewicz Jr, Peter P > Cc: [email protected] > Subject: Re: [E1000-devel] ixgbe with many processors > > Attached is the full dmesg output. The first is for the 2.6.36 kernel with > ixgbe 3.1.15 and LRO disabled at compile time (the documentation says to > disable it for bridging/routing). > > The second is 2.6.32 with the in-kernel module. > > I also noticed that we are using 16 RX queues but only 1 TX queue on these > interfaces (according to ethtool -S, with 24 queues in each direction). > > -- > Eldon Koyle > System Administration Operations > Information Technology > Utah State University > -- > Statistics are no substitute for judgement. > -- Henry Clay > > On Dec 13 1:18-0800, Waskiewicz Jr, Peter P wrote: > > Eldon, > > > > Can you attach your dmesg output after you bring your interface(s) online? > > I'd like to see if Flow Director (ATR) is being disabled for some > > reason, and RSS is being enabled. > > > > Thanks, > > > > PJ Waskiewicz > > [email protected] > > > > > > -----Original Message----- > > From: Eldon Koyle [mailto:[email protected]] > > Sent: Friday, December 10, 2010 3:36 PM > > To: Waskiewicz Jr, Peter P > > Cc: [email protected] > > Subject: Re: [E1000-devel] ixgbe with many processors > > > > We have tried the in-kernel drivers from 2.6.32 and 2.6.36 running on > > Debian unstable. We also tried version 3.0.14 downloaded from > > intel.com. It looks like 3.1.15 was released a few days ago, do you > > think that will make any difference? > > > > It does create 24 RxTx interrupts for each interface, we just aren't > > seeing any traffic come in past the first 16. > > > > -- > > Eldon Koyle > > -- > > He is the best of men who dislikes power. > > -- Mohammed > > > > On Dec 10 14:48-0800, Waskiewicz Jr, Peter P wrote: > > > It sounds like you're using an older kernel, perhaps something based > > > on RHEL5? If this is the case, then you're defaulting to using RSS > > > for > > receive > > > side filtering, which is limited to 16 queues. > > > > > > PJ Waskiewicz > > > [email protected] > > > > > > > > > -----Original Message----- > > > From: Eldon Koyle [mailto:[email protected]] > > > Sent: Friday, December 10, 2010 2:08 PM > > > To: [email protected] > > > Subject: [E1000-devel] ixgbe with many processors > > > > > > We are evaluating some new hardware to be used as firewalls. > > > > > > We are using a dual-port 82599-based card. > > > > > > Currently, we have an AMD box with 2x12-core processors in it, and > > > an intel box with 2x6-core processors and hyperthreading. The ixgbe > > > driver creates 24 interrupts, but we only recieve packets on 16 of > > > them. We have tried both the in-kernel and the latest stable drivers > from intel. > > > The documentation claims that these cards support up to 64(?) > > > interrupts. Am I doing something wrong? > > > > > > (Also, I have been unable to subscribe to this list, so please CC > > > me.) > > > > > > -- > > > Eldon Koyle > > > -- > > > BOFH excuse #273: > > > The cord jumped over and hit the power switch. > > > > > > > > ---------------------------------------------------------------------- > > ------ > > > -- > > > Oracle to DB2 Conversion Guide: Learn learn about native support for > > PL/SQL, > > > new data types, scalar functions, improved concurrency, built-in > > > packages, > > > > > OCI, SQL*Plus, data movement tools, best practices and more. > > > http://p.sf.net/sfu/oracle-sfdev2dev > > > _______________________________________________ > > > E1000-devel mailing list > > > [email protected] > > > https://lists.sourceforge.net/lists/listinfo/e1000-devel > > > To learn more about Intel® Ethernet, visit > > > http://communities.intel.com/community/wired > > ------------------------------------------------------------------------------ Lotusphere 2011 Register now for Lotusphere 2011 and learn how to connect the dots, take your collaborative environment to the next level, and enter the era of Social Business. http://p.sf.net/sfu/lotusphere-d2d _______________________________________________ E1000-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/e1000-devel To learn more about Intel® Ethernet, visit http://communities.intel.com/community/wired
