[dpdk-dev] Need help to run l2fwd-ivshmem

Hi, Can anyone give some guide about how to run l2fwd-ivshmem, I run host binary by "host -c 7 -n 3", but got "EAL: No free hugepages reported in hugepages-2048kB", how can I make l2fwd-ivshmem work? Another question, is the guest receive data from host binary? Best Regards John Gong

[dpdk-dev] Need help to run l2fwd-ivshmem

Hugepages issue solved, but I got the this print line "EAL: No IVSHMEM configuration found!", does l2fwd-ivshmem need ovdk to create a ivshmem port? -Original Message- From: dev [mailto:dev-boun...@dpdk.org] On Behalf Of GongJinrong Sent: Tuesday, June 17, 2014 2:50 PM To: dev a

[dpdk-dev] Can anyone help me to run the l2fwd-ivshmem example?

Hi, I want find a zero copy framework from host to vm without any physical NIC device, it seems l2fwd-ivshmem can be used, but I have problems to run this example: 1. there is no document about this example, even a simple readme :-( 2. does this example need ovdk? 3. can I use standa

[dpdk-dev] Can anyone help me to run the l2fwd-ivshmem example?

Ok, thanks Thomas, I will try memnic. -Original Message- From: Thomas Monjalon [mailto:thomas.monja...@6wind.com] Sent: Wednesday, June 18, 2014 4:20 PM To: GongJinrong Cc: dev at dpdk.org Subject: Re: [dpdk-dev] Can anyone help me to run the l2fwd-ivshmem example? Hi, 2014-06-18 15:56

[dpdk-dev] Can anyone help me to run the l2fwd-ivshmem example?

Thanks, Mark, the comment is really help. -Original Message- From: Gray, Mark D [mailto:mark.d.g...@intel.com] Sent: Wednesday, June 18, 2014 4:53 PM To: GongJinrong; 'Thomas Monjalon' Cc: dev at dpdk.org Subject: RE: [dpdk-dev] Can anyone help me to run the l2fwd-ivshm

[dpdk-dev] Testing memnic for VM to VM transfer

Hi, Hiroshi I just start to learn DPDK and memnic, in memnic guide, you said "On host, the shared memory must be initialized by an application using memnic", I am not so clear that how to initialize the share memory in host, do you means use posix API or DPDK API to create the share memory?(it

[dpdk-dev] ##freemail## RE: Testing memnic for VM to VM transfer

- From: Hiroshi Shimamoto [mailto:h-shimam...@ct.jp.nec.com] Sent: Wednesday, June 18, 2014 7:11 PM To: GongJinrong; 'John Joyce (joycej)'; dev at dpdk.org Subject: RE: ##freemail## RE: [dpdk-dev] Testing memnic for VM to VM transfer Hi, > Subject: ##freemail## RE: [dpdk-dev] Testi

[dpdk-dev] Testing memnic for VM to VM transfer

Thanks guys, I will try. -Original Message- From: Hiroshi Shimamoto [mailto:h-shimam...@ct.jp.nec.com] Sent: Wednesday, June 18, 2014 8:06 PM To: Thomas Monjalon; GongJinrong Cc: dev at dpdk.org; 'John Joyce (joycej)'; Olivier MATZ Subject: RE: [dpdk-dev] Testing memnic fo

[dpdk-dev] Could virtio-net-pmd co-exist with virtio-net.ko?

Hi, Guys When I run virtio-net-pmd in VM, I got "virtio-net device is already used by another driver" error message, after I removed the virtio-net.ko, it worked, but now I cannot use the virio-net driver for another virtual NIC, this cost that normal network performance(non-DPDK application)

[dpdk-dev] Could virtio-net-pmd co-exist with virtio-net.ko?

Hi, Matthew, Thanks a lot, I will try it. -Original Message- From: Matthew Hall [mailto:mh...@mhcomputing.net] Sent: Thursday, November 06, 2014 4:21 PM To: GongJinrong Cc: dev at dpdk.org Subject: Re: [dpdk-dev] Could virtio-net-pmd co-exist with virtio-net.ko? On Thu, Nov 06, 2014 at

[dpdk-dev] About a zero copy framework

Hi, I am trying to develop an open source guest/host zero copy communication channel framework for kvm, I found DPDK has similar module, but it seems couples with intel NICs, how can I use DPDK to do the zero copy for kvm without intel NICs(host to guest or guest to guest)? I only need a

[dpdk-dev] How to use dpdk ring and mem lib in kernel level?

Hi, guys Can dpdk support allocate mempool and create ring in kernel level? I know dpdk is user space driver, but many application need a channel to transmit data from kernel to user space without any hardware dependency(just like pf ring)? Anyone has a sample like this? Best Regards John Gong

[dpdk-dev] How to use dpdk ring and mem lib in kernel level?

Thanks, Bruce, it's a good sample. -Original Message- From: Richardson, Bruce [mailto:bruce.richard...@intel.com] Sent: Monday, August 18, 2014 8:10 PM To: GongJinrong; dev at dpdk.org Subject: RE: [dpdk-dev] How to use dpdk ring and mem lib in kernel level? > -Original

[dpdk-dev] Testing memnic for VM to VM transfer

Thanks Thomas?I will try it^^ -Original Message- From: Thomas Monjalon [mailto:thomas.monja...@6wind.com] Sent: Wednesday, July 02, 2014 11:59 PM To: Hiroshi Shimamoto Cc: GongJinrong; dev at dpdk.org; 'John Joyce (joycej)'; Olivier MATZ Subject: Re: [dpdk-dev] Testing memnic

[dpdk-dev] Testing memnic for VM to VM transfer

Hi, Thomas, I cannot find the host-sim, where can I get it? -Original Message- From: dev [mailto:dev-boun...@dpdk.org] On Behalf Of GongJinrong Sent: Thursday, July 03, 2014 2:35 PM To: 'Thomas Monjalon'; 'Hiroshi Shimamoto' Cc: dev at dpdk.org Subject: Re: [dpdk-dev

[dpdk-dev] How to change the mbuf size

Hi, guys I am using pmd driver to capture packets, the MTU is 8000, so I want to change the dpdk memory block size to 8000, how can I do that? Best Regards John Gong

[dpdk-dev] How to change the mbuf size

Thanks, Helin, I got it. -Original Message- From: Zhang, Helin [mailto:helin.zh...@intel.com] Sent: Tuesday, July 22, 2014 10:42 PM To: GongJinrong; dev at dpdk.org Subject: RE: [dpdk-dev] How to change the mbuf size Hi John No, you do not need to change the mbuf size, you just need

[dpdk-dev] About ivshmem

Hi, guys I found that the ivshmem are supported in DPDK 1.6 but has no any document about it, how do I use ivshmem? I remember that we must use a patched qemu binary for enabling ivshmem support in OVDK, does DPDK 1.6 also need do this? Also, where can I find some ivshmem docs? Best Regards J

[dpdk-dev] About ivshmem

Thanks, I want use DPDK, not OVDK, if I run l2fwd-ivshmem, do I use a patched qemu or just a normal qemu? -Original Message- From: Gray, Mark D [mailto:mark.d.g...@intel.com] Sent: Wednesday, June 11, 2014 5:24 PM To: Thomas Monjalon; GongJinrong Cc: dev at dpdk.org Subject: RE: [dpdk

[dpdk-dev] About ivshmem

Ok, thanks a lot. -Original Message- From: Gray, Mark D [mailto:mark.d.g...@intel.com] Sent: Wednesday, June 11, 2014 6:31 PM To: GongJinrong; 'Thomas Monjalon' Cc: dev at dpdk.org Subject: RE: [dpdk-dev] About ivshmem > > Thanks, I want use DPDK, not OVDK, if I run l2f

[dpdk-dev] How to improve the TX performance?

Hi, Guys I am using DPDK for the packet transmission, but rte_eth_tx_burst() seems drops too many packets, the NIC is 82574, anyone to help, thanks a lot. also, does DPDK has a reliable TX API for no packet drop? Best Regard John Gong