On Mon, Sep 13, 2010 at 9:04 PM, Pyun YongHyeon <pyu...@gmail.com> wrote: > On Mon, Sep 13, 2010 at 06:27:08PM +0400, Igor Sysoev wrote: >> On Thu, Sep 09, 2010 at 02:18:08PM -0700, Pyun YongHyeon wrote: >> >> > On Thu, Sep 09, 2010 at 01:10:50PM -0700, Pyun YongHyeon wrote: >> > > On Thu, Sep 09, 2010 at 02:28:26PM +0400, Igor Sysoev wrote: >> > > > Hi, >> > > > >> > > > I have several hosts running FreeBSD/amd64 7.2-STABLE updated on >> > > > 11.01.2010 >> > > > and 25.02.2010. Hosts process about 10K input and 10K output packets/s >> > > > without issues. One of them, however, is loaded more than others, so it >> > > > processes 20K/20K packets/s. >> > > > >> > > > Recently, I have upgraded one host to 7.3-STABLE, 24.08.2010. >> > > > Then bge on this host hung two times. I was able to restart it from >> > > > console using: >> > > > /etc/rc.d/netif restart bge0 >> > > > >> > > > Then I have upgraded the most loaded (20K/20K) host to 7.3-STABLE, >> > > > 07.09.2010. >> > > > After reboot bge hung every several seconds. I was able to restart it, >> > > > but bge hung again after several seconds. >> > > > >> > > > Then I have downgraded this host to 7.3-STABLE, 14.08.2010, since there >> > > > were several if_bge.c commits on 15.08.2010. The same hangs. >> > > > Then I have downgraded this host to 7.3-STABLE, 17.03.2010, before >> > > > the first if_bge.c commit after 25.02.2010. Now it runs without hangs. >> > > > >> > > > The hosts are amd64 dual core SMP with 4G machines. bge information: >> > > > >> > > > b...@pci0:4:0:0: class=0x020000 card=0x165914e4 chip=0x165914e4 >> > > > rev=0x11 hdr=0x00 >> > > > vendor = 'Broadcom Corporation' >> > > > device = 'NetXtreme Gigabit Ethernet PCI Express (BCM5721)' >> > > > >> > > > bge0: <Broadcom NetXtreme Gigabit Ethernet Controller, ASIC rev. >> > > > 0x004101> mem 0xfe5f0000-0xfe5fffff irq 19 at device 0.0 on pci4 >> > > > miibus1: <MII bus> on bge0 >> > > > brgphy0: <BCM5750 10/100/1000baseTX PHY> PHY 1 on miibus1 >> > > > brgphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT, >> > > > 1000baseT-FDX, auto >> > > > bge0: Ethernet address: 00:e0:81:5f:6e:8a >> > > > >> > > >> > > Could you show me verbose boot message(bge part only)? >> > > Also show me the output of "pciconf -lcbv". >> > > >> > >> > Forgot to send a patch. Let me know whether attached patch fixes >> > the issue or not. >> >> > Index: sys/dev/bge/if_bge.c >> > =================================================================== >> > --- sys/dev/bge/if_bge.c (revision 212341) >> > +++ sys/dev/bge/if_bge.c (working copy) >> > @@ -3386,9 +3386,11 @@ >> > sc->bge_rx_saved_considx = rx_cons; >> > bge_writembx(sc, BGE_MBX_RX_CONS0_LO, sc->bge_rx_saved_considx); >> > if (stdcnt) >> > - bge_writembx(sc, BGE_MBX_RX_STD_PROD_LO, sc->bge_std); >> > + bge_writembx(sc, BGE_MBX_RX_STD_PROD_LO, (sc->bge_std + >> > + BGE_STD_RX_RING_CNT - 1) % BGE_STD_RX_RING_CNT); >> > if (jumbocnt) >> > - bge_writembx(sc, BGE_MBX_RX_JUMBO_PROD_LO, sc->bge_jumbo); >> > + bge_writembx(sc, BGE_MBX_RX_JUMBO_PROD_LO, (sc->bge_jumbo + >> > + BGE_JUMBO_RX_RING_CNT - 1) % BGE_JUMBO_RX_RING_CNT); >> > #ifdef notyet >> > /* >> > * This register wraps very quickly under heavy packet drops. >> >> Thank you, it seems the patch has fixed the bug. >> BTW, I noticed the same hungs on FreeBSD 8.1, date=2010.09.06.23.59.59 >> I will apply the patch on all my updated hosts. >> > > Thanks for testing. I'm afraid bge(4) in HEAD, stable/8 and > stable/7(including 8.1-RELEASE and 7.3-RELEASE) may suffer from > this issue. Let me know what other hosts work with the patch.
Hi Pyun, Thanks for the patch. It seems to have fixed the symptom in my case, on a card identical to Igor's, but on board of an IBM eServer 306m. Regards, Vlad -- Good, fast & cheap. Pick any two. _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"
