Date: Sun, 18 Jan 2009 11:41:37 +0300 From: Dmitrij Tejblum <tejblum@yandex-team.ru> To: Kostik Belousov <kostikbel@gmail.com> Cc: freebsd-net@freebsd.org, yongari@freebsd.org Subject: Re: age(4) corrupts packets Message-ID: <4972EB41.5070601@yandex-team.ru> In-Reply-To: <20090117152559.GN48057@deviant.kiev.zoral.com.ua> References: <20090117152559.GN48057@deviant.kiev.zoral.com.ua>
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Kostik Belousov wrote: > I have to use a machine with ASUS motherboard, that has age(4) ethernet > adapter. It seems that active use of the net causes corrupted frames, > like the following ssh disconnect (after doing find / in the shell): > Disconnecting: Corrupted MAC on input. It can't be just a packet corruption, since TCP has checksums, and corrupted packets should have been dropped and retransmitted. Try to turn off checksum offloading. > > Machine runs reasonably latest stable/7. > > Any advice ? Anything I should try to tweak ? Do you need additional > information ? > > I can test patches on this box. > > age0: <Attansic Technology Corp, L1 Gigabit Ethernet> mem > 0xfeac0000-0xfeafffff irq 17 at device 0.0 on pci2 > age0: Reserved 0x40000 bytes for rid 0x10 type 3 at 0xfeac0000 > age0: PCI device revision : 0x00b0 > age0: Chip id/revision : 0x9006 > age0: 1280 Tx FIFO, 2364 Rx FIFO > age0: MSIX count : 0 > age0: MSI count : 1 > age0: attempting to allocate 1 MSI vectors (1 supported) > msi: routing MSI IRQ 256 to vector 52 > age0: using IRQ 256 for MSI > age0: Using 1 MSI messages. > age0: Read request size : 512 bytes. > age0: TLP payload size : 128 bytes. > age0: PCI VPD capability not found! > miibus0: <MII bus> on age0 > atphy0: <Atheros F1 10/100/1000 PHY> PHY 0 on miibus0 > atphy0: OUI 0x001374, model 0x0001, rev. 5 > atphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT-FDX, auto > age0: bpf attached > age0: Ethernet address: 00:1f:c6:b9:cc:a7 > msi: Assigning MSI IRQ 256 to local APIC 0 >
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