Hi Alfredo! Update: reboot helps only if I have added i40e & pf_ring to /etc/modprobe.d/blacklist.conf before rebooting. Server info: CentOS release 6.8 (Final) 2.6.32-642.13.1.el6.x86_64 This is my dmesg log:
[PF_RING] Welcome to PF_RING 6.5.0 ($Revision: dev:aa7106b130103ee434e5777e14af39f2a68e333f$) (C) 2004-16 ntop.org [PF_RING] registered /proc/net/pf_ring/ NET: Registered protocol family 27 [PF_RING] Min # ring slots 4096 [PF_RING] Slot version 16 [PF_RING] Capture TX Yes [RX+TX] [PF_RING] IP Defragment No [PF_RING] Initialized correctly ... i40e: Intel(R) 40-10 Gigabit Ethernet Connection Network Driver - version 1.5.18 i40e: Copyright(c) 2013 - 2016 Intel Corporation. i40e 0000:02:00.0: PCI INT A -> GSI 32 (level, low) -> IRQ 32 i40e 0000:02:00.0: setting latency timer to 64 i40e 0000:02:00.0: fw 5.0.40043 api 1.5 nvm 5.02 0x800023b6 1.1313.0 i40e 0000:02:00.0: MAC address: 0c:c4:7a:19:73:3a alloc irq_desc for 88 on node 0 alloc kstat_irqs on node 0 alloc irq_2_iommu on node 0 i40e 0000:02:00.0: irq 88 for MSI/MSI-X ... udev: renamed network interface eth0 to eth10 [PF_RING-ZC] i40e_up_complete: attach eth10 [pf start=4177526784 len=8388608][cache_line_size=128][MSIX enabled] ADDRCONF(NETDEV_UP): eth10: link is not ready 8021q: adding VLAN 0 to HW filter on device eth10 i40e 0000:02:00.0: eth10: adding 0c:c4:7a:19:73:3a vid=0 i40e 0000:02:00.0: eth10: NIC Link is Up 40 Gbps Full Duplex, Flow Control: None ADDRCONF(NETDEV_CHANGE): eth10: link becomes ready i40e 0000:02:00.0: PCI-Express: Speed 8.0GT/s Width x8 i40e 0000:02:00.0: Features: PF-id[0] VFs: 128 VSIs: 130 QP: 24 RSS FD_ATR FD_SB NTUPLE CloudF VxLAN PTP VEPA ... device eth10 entered promiscuous mode [PF_RING-ZC] i40e_down: detach eth10 *[PF_RING] pfring_get_zc_dev:5991 eth10@0 mapping failed or not a ZC device* [PF_RING-ZC] i40e_up_complete: attach eth10 [pf start=4160749568 len=8388608][cache_line_size=128][MSIX enabled] 2017-02-07 15:18 GMT+03:00 Alfredo Cardigliano <[email protected]>: > Hi Serge > do you see any error in dmesg? > What is the pf_ring and i40e version you are using? > > Alfredo > > On 7 Feb 2017, at 12:55, Сяргей Башлыкевіч <[email protected]> wrote: > > Hi! > > Sometimes we are getting problem with zbalance_ipc - it suddenly starts to > drop Recvd packets. > There are the latest version of i40e driver & pf_ring & userland utils > installed from sources. > Server reboot helps to discard the problem, reinstall of drivers&modules > doesn't. > In log it looks like: > *[zbalance_ipc.c:286] Actual Stats: Recv 0.00 pps (1'291'655.87 drops) - > Forwarded 0.00 pps (0.00 drops).* > > What's the reason for this drops? > > Thanks! > > Best regards, > Serge Bash. > _______________________________________________ > Ntop-misc mailing list > [email protected] > http://listgateway.unipi.it/mailman/listinfo/ntop-misc > > > > _______________________________________________ > Ntop-misc mailing list > [email protected] > http://listgateway.unipi.it/mailman/listinfo/ntop-misc >
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