From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anjali Kulkarni Subject: Re: Question on using SR-IOV with dpdk apps Date: Mon, 4 Aug 2014 20:24:58 +0000 Message-ID: References: <59AF69C657FD0841A61C55336867B5B0343D4EE6@IRSMSX103.ger.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-2022-jp" Content-Transfer-Encoding: quoted-printable To: "Richardson, Bruce" , "dev-VfR2kkLFssw@public.gmane.org" Return-path: In-Reply-To: <59AF69C657FD0841A61C55336867B5B0343D4EE6-kPTMFJFq+rELt2AQoY/u9bfspsVTdybXVpNB7YpNyf8@public.gmane.org> Content-Language: en-US Content-ID: <54E581375AE1FD49AE2B5CFF278DD54D-HX+pjaQZbrqcE4WynfumptQqCkab/8FMAL8bYrjMMd8@public.gmane.org> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces-VfR2kkLFssw@public.gmane.org Sender: "dev" It seems to have detected all 4. But I do see a MAC address not valid: =1B$B!D=1B(B =1B$B!D=1B(B (scrolled up) EAL: PCI device 0000:04:10.1 on NUMA socket 0 =1B$B("= =1B(B EAL: probe driver: 8086:10ed rte_ixgbevf_pmd =1B$B("= =1B(B EAL: PCI memory mapped at 0x7fd39743e000 =1B$B("= =1B(B EAL: PCI memory mapped at 0x7fd39743a000 =1B$B("= =1B(B PMD: The MAC address is not valid. =1B$B("= =1B(B The most likely cause of this error is that the VM host =1B$B("=1B(B has not assigned a valid MAC address to this VF device. =1B$B("=1B(B Please consult the DPDK Release Notes (FAQ section) for =1B$B("=1B(B a possible solution to this problem. =1B$B("=1B(B EAL: PCI device 0000:04:10.2 on NUMA socket 0 =1B$B("= =1B(B EAL: probe driver: 8086:10ed rte_ixgbevf_pmd =1B$B("= =1B(B EAL: PCI memory mapped at 0x7fd397436000 =1B$B("= =1B(B EAL: PCI memory mapped at 0x7fd397432000 =1B$B("= =1B(B EAL: PCI device 0000:04:10.3 on NUMA socket 0 =1B$B("= =1B(B EAL: probe driver: 8086:10ed rte_ixgbevf_pmd =1B$B("= =1B(B EAL: PCI memory mapped at 0x7fd39742e000 =1B$B("= =1B(B EAL: PCI memory mapped at 0x7fd39742a000 =1B$B("= =1B(B PMD: The MAC address is not valid. =1B$B("= =1B(B The most likely cause of this error is that the VM host =1B$B("=1B(B has not assigned a valid MAC address to this VF device. =1B$B("=1B(B Please consult the DPDK Release Notes (FAQ section) for =1B$B("=1B(B a possible solution to this problem. On 8/4/14 12:53 PM, "Richardson, Bruce" wrote: > >> -----Original Message----- >> From: dev [mailto:dev-bounces-VfR2kkLFssw@public.gmane.org] On Behalf Of Anjali Kulkarni >> Sent: Monday, August 04, 2014 12:45 PM >> To: dev-VfR2kkLFssw@public.gmane.org >> Subject: Re: [dpdk-dev] Question on using SR-IOV with dpdk apps >>=20 >> Forgot to clarify, this is a specialized app, and the first parameter of >> each () is the dpdk port no. >>=20 >> On 8/4/14 12:43 PM, "Anjali Kulkarni" wrote: >>=20 >> >Hi, >> > >> >I am using SR-IOV and pass through to run a DPDK app. I am running it >>on >> >host. SR-IOV should split the NIC into multiple Vfs. I have split each >>NIC >> >into 2 Vfs. However, when I run the DPDK app, I get error initializing >>the >> >port no.2 of DPDK. >> >I am running the app with these options: >> >--rx "(0,0,0,1),(1,0,2,1), (2,0,3,1), (3,0,4,1)" --tx "(0,1), (1,1), >> >(2,1), (3,1)" >> > >> >This is for 2 physical NICs, each having 2 Vfs. The error I get is: >> > >> >Initializing NIC port 0 ... | >> >|RPIOIF DETACHED >> >|Initializing NIC port 0 RX queue 0 ... | >> >| >> >|Initializing NIC port 0 TX queue 0 ... | >> >|HOSTIF DETACHED >> >|Initializing NIC port 1 ... | >> >| >> >|Initializing NIC port 1 RX queue 0 ... | >> >| >> >|Initializing NIC port 1 TX queue 0 ... | >> >| >> >|Initializing NIC port 2 ... | >> >| >> >|PANIC in app_init_nics(): | >> >| >> >|Cannot init NIC port 2 (-22) >> > >> > >> >Can someone pls clarify how DPDK views it's port nos, i.e. Scans the >> >devices and sees each nic? I see 4 /dev/uioX devices. I assume it scans >> >for these igb_uio devices. These are present. Then why can it not >>detect >> >the other 2 NICs? >> > >> >Thanks >> >Anjali >> > > >Hi, > >For debugging issues with PCI devices not being found, can you please >include the output from the EAL on startup, especially any messages >concerning the PCI bus scan being done. > >Regards, >/Bruce