André, olha só que coisa maluca está acontecendo. Estou acessando esta máquina via SSH e quando fui dar um "cat" no /var/log/syslog a conexão travou. Fui até a máquina em questão e notei que ela não pingava mais nenhuma máquina da rede. A rede voltou a responder somente depois que eu dei um reboot na máquina. Mas se eu estiver logado nesta máquina e der um "cat" neste mesmo arquivo fica normal, ou seja, a conexão não trava. Outra coisa entranha que trava a rede é quando à partir desta máquina Debian quando tento copiar uma arquivos para outra máquina remota via "scp". Como é uma instalação nova o /var/log/syslog está pequeno (tem 641K), por isso que fui dar um "cat" nele. A saída de "ifconfig" não tem de nada de anormal: eth0 Link encap:Ethernet Endereço de HW 6c:62:6d:f9:ac:94 inet end.: 192.168.1.30 Bcast:192.168.1.255 Masc:255.255.255.0 endereço inet6: fe80::6e62:6dff:fef9:ac94/64 Escopo:Link UP BROADCASTRUNNING MULTICAST MTU:1500 Métrica:1 RX packets:41 errors:0 dropped:0 overruns:0 frame:0 TX packets:63 errors:0 dropped:0 overruns:0 carrier:1 colisões:0 txqueuelen:1000 RX bytes:5833 (5.6 KiB) TX bytes:8156 (7.9 KiB) IRQ:27 lo Link encap:Loopback Local inet end.: 127.0.0.1 Masc:255.0.0.0 endereço inet6: ::1/128 Escopo:Máquina UP LOOPBACKRUNNING MTU:16436 Métrica:1 RX packets:140 errors:0 dropped:0 overruns:0 frame:0 TX packets:140 errors:0 dropped:0 overruns:0 carrier:0 colisões:0 txqueuelen:0 RX bytes:22293 (21.7 KiB) TX bytes:22293 (21.7 KiB) E dentro de /var/log/syslog nada me chamou a atenção a não ser a última linha: May 29 12:41:05 keppler kernel: [ 16.779204] eth0: no IPv6 routers present Muito estranho isto! Só um outro detalhe que acredito que não tenha nada há ver é que as outra máquina é um Slackware, mas até onde me lembro não é para ter problemas para acessar via ssh de Slackware para Debian e vice-versa. Sabes me dizer o que acontece? On 29-05-2012 09:04, André Luiz wrote: Sim, mais precisamente o /var/log/syslog. Quando o problema acontecer, veja se algum erro aparece nesse arquivo. Outra coisa que vc pode verificar é se existem erros na recepção ou envio de pacotes através do ifconfig. Quando vc digitar ifconfig, veja se na linha que aparece errors depois de RX ou TX packets tem um número bastante alto ou se está igual a zero. On Tue, 29 May 2012 08:40:20 -0300 Keppler <jurgenkeppler@gmail.com> wrote:Bom dia André, obrigado pelo retorno. Os logs que vc menciona estariam em "/var/log" ? Quais logs vc quer? Abaixo está a saída do comando "lspci -v": 00:00.0 Host bridge: Intel Corporation Sandy Bridge DRAM Controller (rev 09) Subsystem: Intel Corporation Sandy Bridge DRAM Controller Flags: bus master, fast devsel, latency 0 Capabilities: [e0] Vendor Specific Information: Len=0c <?> 00:01.0 PCI bridge: Intel Corporation Sandy Bridge PCI Express Root Port (rev 09) (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0 Bus: primary=00, secondary=01, subordinate=01, sec-latency=0 I/O behind bridge: 0000e000-0000efff Memory behind bridge: f8000000-fb0fffff Prefetchable memory behind bridge: 00000000d0000000-00000000dfffffff Capabilities: [88] Subsystem: Intel Corporation Sandy Bridge PCI Express Root Port Capabilities: [80] Power Management version 3 Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit- Capabilities: [a0] Express Root Port (Slot+), MSI 00 Capabilities: [100] Virtual Channel Capabilities: [140] Root Complex Link Kernel driver in use: pcieport 00:16.0 Communication controller: Intel Corporation Cougar Point HECI Controller #1 (rev 04) Subsystem: Micro-Star International Co., Ltd. Device 7680 Flags: bus master, fast devsel, latency 0, IRQ 11 Memory at fb207000 (64-bit, non-prefetchable) [size=16] Capabilities: [50] Power Management version 3 Capabilities: [8c] MSI: Enable- Count=1/1 Maskable- 64bit+ 00:1a.0 USB Controller: Intel Corporation Cougar Point USB Enhanced Host Controller #2 (rev 05) (prog-if 20 [EHCI]) Subsystem: Micro-Star International Co., Ltd. Device 7680 Flags: bus master, medium devsel, latency 0, IRQ 16 Memory at fb206000 (32-bit, non-prefetchable) [size=1K] Capabilities: [50] Power Management version 2 Capabilities: [58] Debug port: BAR=1 offset=00a0 Capabilities: [98] PCI Advanced Features Kernel driver in use: ehci_hcd 00:1b.0 Audio device: Intel Corporation Cougar Point High Definition Audio Controller (rev 05) Subsystem: Micro-Star International Co., Ltd. Device 7680 Flags: bus master, fast devsel, latency 0, IRQ 22 Memory at fb200000 (64-bit, non-prefetchable) [size=16K] Capabilities: [50] Power Management version 2 Capabilities: [60] MSI: Enable- Count=1/1 Maskable- 64bit+ Capabilities: [70] Express Root Complex Integrated Endpoint, MSI 00 Capabilities: [100] Virtual Channel Capabilities: [130] Root Complex Link Kernel driver in use: HDA Intel 00:1c.0 PCI bridge: Intel Corporation Cougar Point PCI Express Root Port 1 (rev b5) (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0 Bus: primary=00, secondary=02, subordinate=02, sec-latency=0 Capabilities: [40] Express Root Port (Slot+), MSI 00 Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit- Capabilities: [90] Subsystem: Micro-Star International Co., Ltd. Device 7680 Capabilities: [a0] Power Management version 2 Kernel driver in use: pcieport 00:1c.4 PCI bridge: Intel Corporation Cougar Point PCI Express Root Port 5 (rev b5) (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0 Bus: primary=00, secondary=03, subordinate=03, sec-latency=0 I/O behind bridge: 0000d000-0000dfff Memory behind bridge: fb100000-fb1fffff Capabilities: [40] Express Root Port (Slot+), MSI 00 Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit- Capabilities: [90] Subsystem: Micro-Star International Co., Ltd. Device 7680 Capabilities: [a0] Power Management version 2 Kernel driver in use: pcieport 00:1d.0 USB Controller: Intel Corporation Cougar Point USB Enhanced Host Controller #1 (rev 05) (prog-if 20 [EHCI]) Subsystem: Micro-Star International Co., Ltd. Device 7680 Flags: bus master, medium devsel, latency 0, IRQ 23 Memory at fb205000 (32-bit, non-prefetchable) [size=1K] Capabilities: [50] Power Management version 2 Capabilities: [58] Debug port: BAR=1 offset=00a0 Capabilities: [98] PCI Advanced Features Kernel driver in use: ehci_hcd 00:1f.0 ISA bridge: Intel Corporation Cougar Point LPC Controller (rev 05) Subsystem: Micro-Star International Co., Ltd. Device 7680 Flags: bus master, medium devsel, latency 0 Capabilities: [e0] Vendor Specific Information: Len=0c <?> 00:1f.2 IDE interface: Intel Corporation Cougar Point 4 port SATA IDE Controller (rev 05) (prog-if 8a [Master SecP PriP]) Subsystem: Micro-Star International Co., Ltd. Device 7680 Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 19 I/O ports at 01f0 [size=8] I/O ports at 03f4 [size=1] I/O ports at 0170 [size=8] I/O ports at 0374 [size=1] I/O ports at f090 [size=16] I/O ports at f080 [size=16] Capabilities: [70] Power Management version 3 Capabilities: [b0] PCI Advanced Features Kernel driver in use: ata_piix 00:1f.3 SMBus: Intel Corporation Cougar Point SMBus Controller (rev 05) Subsystem: Micro-Star International Co., Ltd. Device 7680 Flags: medium devsel, IRQ 18 Memory at fb204000 (64-bit, non-prefetchable) [size=256] I/O ports at f000 [size=32] Kernel driver in use: i801_smbus 00:1f.5 IDE interface: Intel Corporation Cougar Point 2 port SATA IDE Controller (rev 05) (prog-if 85 [Master SecO PriO]) Subsystem: Micro-Star International Co., Ltd. Device 7680 Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 19 I/O ports at f070 [size=8] I/O ports at f060 [size=4] I/O ports at f050 [size=8] I/O ports at f040 [size=4] I/O ports at f030 [size=16] I/O ports at f020 [size=16] Capabilities: [70] Power Management version 3 Capabilities: [b0] PCI Advanced Features Kernel driver in use: ata_piix 01:00.0 VGA compatible controller: nVidia Corporation G96 [GeForce 9500 GT] (rev a1) (prog-if 00 [VGA controller]) Subsystem: Club-3D BV Device 0000 Flags: bus master, fast devsel, latency 0, IRQ 16 Memory at fa000000 (32-bit, non-prefetchable) [size=16M] Memory at d0000000 (64-bit, prefetchable) [size=256M] Memory at f8000000 (64-bit, non-prefetchable) [size=32M] I/O ports at e000 [size=128] Expansion ROM at fb000000 [disabled] [size=512K] Capabilities: [60] Power Management version 3 Capabilities: [68] MSI: Enable- Count=1/1 Maskable- 64bit+ Capabilities: [78] Express Endpoint, MSI 00 Capabilities: [b4] Vendor Specific Information: Len=14 <?> Capabilities: [100] Virtual Channel Capabilities: [128] Power Budgeting <?> Capabilities: [600] Vendor Specific Information: ID=0001 Rev=1 Len=024 <?> Kernel driver in use: nouveau 03:00.0 Ethernet controller: Atheros Communications AR8152 v2.0 Fast Ethernet (rev c1) Subsystem: Micro-Star International Co., Ltd. Device 7680 Flags: bus master, fast devsel, latency 0, IRQ 27 Memory at fb100000 (64-bit, non-prefetchable) [size=256K] I/O ports at d000 [size=128] Capabilities: [40] Power Management version 3 Capabilities: [48] MSI: Enable+ Count=1/1 Maskable- 64bit+ Capabilities: [58] Express Endpoint, MSI 00 Capabilities: [6c] Vital Product Data Capabilities: [100] Advanced Error Reporting Capabilities: [180] Device Serial Number ff-f9-ac-94-6c-62-6d-ff Kernel driver in use: atl1c On 29-05-2012 07:59, André Luiz wrote:Mande os logs para podermos te ajudar melhor e a saída do comando lspci. On Tue, 29 May 2012 00:34:30 -0300 Keppler<jurgenkeppler@gmail.com> wrote:Olá pessoal. Acabei de instalar o Squeeze numa máquina aqui para testes, mas está acontecendo algo estranho aqui. A rede cai após alguns minutos (acho que entre 10 ou 15 minutos). Tipo como se estivesse desconectado o cabo de rede. Notei isto porque quando estou conectar nesta maquina via ssh a partir de uma outra maquina com Linux, trava a sessão ssh e quando vou a máquina com o Squeeze se eu der um "ping" para qq maquina da rede não pinga mais..... Mas de der um "reboot" na máquina a rede volta novamente, mas após alguns minutos cai novamente. O que tenho que fazer? |