> On 8 Sep 2015, at 19:02, Mark R V Murray <markm_at_FreeBSD.org> wrote: > > >> On 8 Sep 2015, at 17:22, Sean Bruno <sbruno_at_freebsd.org> wrote: >> >> >>>>> >>>>> I’m also seeing breakage with the em0 device; this isn’t a kernel >>>>> hang, it is a failure to move data after about 10-15 minutes. The >>>>> symptom is that my WAN ethernet no longer moves traffic, no pings, >>>>> nothing. Booting looks normal: >>>>> >>>>> em0: <Intel(R) PRO/1000 Network Connection 7.4.2> port >>>>> 0x30c0-0x30df mem 0x50300000-0x5031ffff,0x50324000-0x50324fff irq >>>>> 20 at device 25.0 on pci0 em0: Using an MSI interrupt em0: Ethernet >>>>> address: 00:16:76:d3:e1:5b em0: netmap queues/slots: TX 1/1024, RX >>>>> 1/1024 >>>>> >>>>> Fixing it is as easy as … >>>>> >>>>> # ifconfig em0 down ; service ipfw restart ; ifconfig em0 up >>>>> >>>>> :-) >>>>> >>>>> I’m running CURRENT, r287538. This last worked of me a month or so >>>>> ago at my previous build. >>>>> >>>>> M >>>>> >>>> >>>> >>>> Just so I'm clear, the original problem reported was a failure to >>>> attach (you were among several folks reporting breakage). Is that fixed >>>> ? >>> >>> I did not report the failure to attach, and I am not seeing it as I don’t >>> think I built a kernel that had that particular failure. I am having the >>> “failure after 10-15 minutes” problem; this is on an em0 device. >>> >>> M >>> >> >> >> Hrm, that's odd. That sounds like a hole where interrupts aren't being >> reset for "reasons" that I cannot fathom. >> >> What hardware (pciconf -lv) does your system actually have? The em(4) >> driver doesn't identify components which is frustrating. > > pciconf -lv output below: > > hostb0_at_pci0:0:0:0: class=0x060000 card=0x514d8086 chip=0x29a08086 rev=0x02 hdr=0x00 > vendor = 'Intel Corporation' > device = '82P965/G965 Memory Controller Hub' > class = bridge > subclass = HOST-PCI I just caught this, on today’s build: em0: Watchdog timeout Queue[0]-- resetting Interface is RUNNING and ACTIVE em0: TX Queue 0 ------ em0: hw tdh = 127, hw tdt = 139 em0: Tx Queue Status = -2147483648 em0: TX descriptors avail = 1012 em0: Tx Descriptors avail failure = 0 em0: RX Queue 0 ------ em0: hw rdh = 0, hw rdt = 1023 em0: RX discarded packets = 0 em0: RX Next to Check = 0 em0: RX Next to Refresh = 1023 [graveyard] /usr/ports 09:42 pm # uname -a FreeBSD graveyard.grondar.org 11.0-CURRENT FreeBSD 11.0-CURRENT #0 r287705: Sat Sep 12 15:07:54 BST 2015 root_at_graveyard.grondar.org:/b/obj/usr/src/sys/G_AMD64_GATE amd64 M -- Mark R V MurrayReceived on Sat Sep 12 2015 - 18:45:08 UTC
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