romarioschneider Posted December 28, 2013 Posted December 28, 2013 (edited) Всем доброго времени суток! В распоряжении сервер, который работает под CentOS 6.5 x86_64 комплектации Minimal + были доустановлены пакеты наподобие bridge-utils, apcupsd и такого плана. После установки системы она была обновлена (yum update) 24.12.2013 (kernel 2.6.32-431.1.2.0.1.el6.x86_64). Hardware: Мат. плата: ASUS P8B-M (https://www.asus.com/Commercial_Servers_Workstations/P8BM/) Процессор: Intel® Core i3-2100 CPU @ 3.10GHz (http://ark.intel.com/ru/products/53422/intel-core-i3-2100-processor-3m-cache-3_10-ghz) Сеть - 4 интерфейса Intel, на мат. плате: 1) eth0-br0 Intel Corporation 82574L Gigabit Network Connection 2) eth1-br1 Intel Corporation 82574L Gigabit Network Connection HP NC7170 PCI-X Dual Port 1000T Gigabit Server Adapter 3) eth2-br2 Intel Corporation 82546GB Gigabit Ethernet Controller (rev 03) 4) eth3-br3 Intel Corporation 82546GB Gigabit Ethernet Controller (rev 03) HP NC7170 PCI-X вставлена в единственный PCI слот мат. платы. На хост-машине крутятся виртуалки KVM, которые включены в сеть через интерфейсы типа brX. Вывод утилиты ifconfig: br0 Link encap:Ethernet HWaddr AC:22:0B:XX:XX:XX inet addr:192.168.1.253 Bcast:192.168.1.255 Mask:255.255.255.0 inet6 addr: fe80::ae22:bff:fe8a:d7bd/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:1015960 errors:0 dropped:0 overruns:0 frame:0 TX packets:2974 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:85047707 (81.1 MiB) TX bytes:322859 (315.2 KiB) br1 Link encap:Ethernet HWaddr AC:22:0B:XX:XX:XX inet addr:172.20.1.253 Bcast:172.20.1.255 Mask:255.255.255.0 inet6 addr: fe80::ae22:bff:fe8a:d7be/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:427077 errors:0 dropped:0 overruns:0 frame:0 TX packets:11551 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:24694614 (23.5 MiB) TX bytes:847559 (827.6 KiB) br2 Link encap:Ethernet HWaddr 00:1A:4B:XX:XX:XX inet addr:172.20.2.253 Bcast:172.20.2.255 Mask:255.255.255.0 inet6 addr: fe80::21a:4bff:fe06:3e1c/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:17738 errors:0 dropped:0 overruns:0 frame:0 TX packets:56 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:1044289 (1019.8 KiB) TX bytes:3976 (3.8 KiB) br3 Link encap:Ethernet HWaddr 00:1A:4B:XX:XX:XX inet addr:172.20.3.253 Bcast:172.20.3.255 Mask:255.255.255.0 inet6 addr: fe80::21a:4bff:fe06:3e1d/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:276310 errors:0 dropped:0 overruns:0 frame:0 TX packets:424 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:16556143 (15.7 MiB) TX bytes:33441 (32.6 KiB) eth0 Link encap:Ethernet HWaddr AC:22:0B:XX:XX:XX inet6 addr: fe80::ae22:bff:fe8a:d7bd/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:160737312 errors:0 dropped:0 overruns:0 frame:0 TX packets:240118258 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:34946475333 (32.5 GiB) TX bytes:296969688044 (276.5 GiB) Interrupt:16 Memory:df300000-df320000 eth1 Link encap:Ethernet HWaddr AC:22:0B:XX:XX:XX inet6 addr: fe80::ae22:bff:fe8a:d7be/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:154657961 errors:0 dropped:0 overruns:0 frame:0 TX packets:84687832 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:174022321150 (162.0 GiB) TX bytes:21236834056 (19.7 GiB) Interrupt:17 Memory:df200000-df220000 eth2 Link encap:Ethernet HWaddr 00:1A:4B:XX:XX:XX inet6 addr: fe80::21a:4bff:fe06:3e1c/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:230237128 errors:0 dropped:0 overruns:0 frame:0 TX packets:179550159 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:219398039354 (204.3 GiB) TX bytes:101852760105 (94.8 GiB) eth3 Link encap:Ethernet HWaddr 00:1A:4B:XX:XX:XX inet6 addr: fe80::21a:4bff:fe06:3e1d/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:310332 errors:0 dropped:0 overruns:0 frame:0 TX packets:806 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:30858593 (29.4 MiB) TX bytes:107706 (105.1 KiB) Интерфейсы eth1-eth3 подключены по 4-м жилам к коммутатору D-Link DES-3828, на котором накручены VLAN и интерфейсы с сетями 172.20.X.X/24 и находятся в одной подсети 172.20.X.X/16. Доп. информация: cat /etc/proc/interrupts 0: 181 0 0 0 IO-APIC-edge timer 1: 2 0 0 0 IO-APIC-edge i8042 3: 2 0 0 0 IO-APIC-edge 4: 2 0 0 0 IO-APIC-edge 8: 1 0 0 0 IO-APIC-edge rtc0 9: 0 0 0 0 IO-APIC-fasteoi acpi 12: 4 0 0 0 IO-APIC-edge i8042 16: 28 0 0 0 IO-APIC-fasteoi ehci_hcd:usb1 19: 230633 0 0 0 IO-APIC-fasteoi ata_piix, ata_piix 20: 168571999 0 0 0 IO-APIC-fasteoi eth2 21: 227746 0 0 0 IO-APIC-fasteoi eth3 23: 124 0 0 0 IO-APIC-fasteoi ehci_hcd:usb2 24: 342 0 0 0 HPET_MSI-edge hpet2 25: 0 0 0 0 HPET_MSI-edge hpet3 26: 0 0 0 0 HPET_MSI-edge hpet4 27: 0 0 0 0 HPET_MSI-edge hpet5 30: 140780253 0 0 0 PCI-MSI-edge eth0-rx-0 31: 212335356 0 0 0 PCI-MSI-edge eth0-tx-0 32: 2 0 0 0 PCI-MSI-edge eth0 33: 87282042 0 0 0 PCI-MSI-edge eth1-rx-0 34: 82358034 0 0 0 PCI-MSI-edge eth1-tx-0 35: 2 0 0 0 PCI-MSI-edge eth1 NMI: 45346 41773 44018 36816 Non-maskable interrupts LOC: 160097992 126081215 198375164 103966291 Local timer interrupts SPU: 0 0 0 0 Spurious interrupts PMI: 45346 41773 44018 36816 Performance monitoring interrupts IWI: 0 0 0 0 IRQ work interrupts RES: 59871254 104272004 95495779 92920403 Rescheduling interrupts CAL: 26630872 1099860 26666884 1097463 Function call interrupts TLB: 1588 2330 2629 3919 TLB shootdowns TRM: 0 0 0 0 Thermal event interrupts THR: 0 0 0 0 Threshold APIC interrupts MCE: 0 0 0 0 Machine check exceptions MCP: 344 344 344 344 Machine check polls ERR: 0 MIS: 0 Файл ifcfg-eth2 (файлы аналогичны для всех интерфейсов ethX): DEVICE=eth2 HWADDR=00:1A:4B:XX:XX:XX TYPE=Ethernet ONBOOT=yes NM_CONTROLLED=no BOOTPROTO=none IPV6INIT=no NAME="System eth2" BRIDGE="br2" Файл ifcfg-br2 (файлы аналогичны для всех интерфейсов brX): DEVICE=br2 NM_CONTROLLED=no ONBOOT=yes TYPE=Bridge BOOTPROTO=static IPADDR=172.20.2.253 GATEWAY=172.20.2.1 NETMASK=255.255.255.0 DEFROUTE=no IPV6INIT=no IPV4_FAILURE_FATAL=yes NAME="System br2" Проблема: с интерфейсами eth0 и eth1 и всем, что с ними связано, проблем нет, а с остальными наблюдается следующая ситуация. Доступ к виртуалкам через eth2 (br2) и eth3 (br3) есть, а на саму хост-машину - нет (в том числе пинг-запросы). Но почему я упомянул коммутатор? Если из консоли DES-3828 запустить ping на адреса br2 и br3 - ответы приходят. Во всех других случаях ответов нет. После несложных манипуляций с интерфейсами eth2 и eth3 утилитой ethtool ее вывод выглядит так: Settings for eth2: Supported ports: [ TP ] Supported link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Full Supported pause frame use: No Supports auto-negotiation: Yes Advertised link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Full Advertised pause frame use: No Advertised auto-negotiation: Yes Speed: 100Mb/s Duplex: Full Port: Twisted Pair PHYAD: 1 Transceiver: internal Auto-negotiation: on MDI-X: Unknown Supports Wake-on: umbg Wake-on: d Current message level: 0x00000007 (7) drv probe link Features for eth2: rx-checksumming: off tx-checksumming: off scatter-gather: off tcp-segmentation-offload: off udp-fragmentation-offload: off generic-segmentation-offload: on generic-receive-offload: off large-receive-offload: off rx-vlan-offload: on tx-vlan-offload: on ntuple-filters: off receive-hashing: off Settings for eth3: Supported ports: [ TP ] Supported link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Full Supported pause frame use: No Supports auto-negotiation: Yes Advertised link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Full Advertised pause frame use: No Advertised auto-negotiation: Yes Speed: 100Mb/s Duplex: Full Port: Twisted Pair PHYAD: 1 Transceiver: internal Auto-negotiation: on MDI-X: Unknown Supports Wake-on: d Wake-on: d Current message level: 0x00000007 (7) drv probe link Link detected: yes Features for eth3: rx-checksumming: off tx-checksumming: off scatter-gather: off tcp-segmentation-offload: off udp-fragmentation-offload: off generic-segmentation-offload: off generic-receive-offload: off large-receive-offload: off rx-vlan-offload: on tx-vlan-offload: on ntuple-filters: off receive-hashing: off Но ситуация не изменилась. Прошу помощи. Спасибо! Edited December 28, 2013 by romarioschneider Вставить ник Quote
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