On Thu, Oct 25, 2007 at 09:59:15AM +0300, Oleg Lomaka wrote:
> Hello,
>
> Pyun YongHyeon wrote:
> >On Wed, Oct 24, 2007 at 05:12:44PM +0300, Oleg Lomaka wrote:
> > > Pyun YongHyeon wrote:
> > > >On Wed, Oct 24, 2007 at 09:33:48AM +0200, Danny Braniss wrote:
> > > > > Hi,
> > > > > these drivers don't work under 7.0
> > > > > As soon as some mild preasure is applied, they start loosing
> > > > interrupts, and
> > > > > in my case the hosts come to a total stand-still, since they are
> > > > diskless
> > > > > and rely on the network.
> > > > > This happens at 1gb and at 100mg.
> > > > >
> > > > > Maybe the problem is with the shared interrups?
> > > > >
> > > > > irq16: mskc0 uhci0 3308351 13
> > > > > or
> > > > > irq21: nfe0 ohci0 1584415 24
> > > > >
> > > > > but I have no idea how to uncouple this
> > > > >
> > > >
> > > >If you see watchdog timeout errors on your console, shared interrupt
> > > >would be culprit.
> > > >For msk(4) set hw.msk.legacy_intr="1" in loader.conf or use kenv(1)
> > > >to set it before loading msk(4) kernel module.
> > > >For nfe(4) you can switch to polling(4).
> > > >
> > > >
> > > I have some msk troubles too. On my laptop (acer travelmate 2483wxmi)
> > > under heavy cpu & network load msk periodically stops working for few
> > > minutes.
> >
> >If that happens msk(4) recover from the non-working state?
> >
> Yes, some times in few seconds, some times in 5 - 10 minutes, but always
> recovers.
> > > sysctl -a|grep msk
> > > <118>msk0: no link ...
> > > <118>DHCPREQUEST on msk0 to 255.255.255.255 port 67
> > > <118>DHCPREQUEST on msk0 to 255.255.255.255 port 67
> > > <118>DHCPDISCOVER on msk0 to 255.255.255.255 port 67 interval 3
> > > <118>DHCPREQUEST on msk0 to 255.255.255.255 port 67
> > > <118>msk0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0
> > > mtu 1500
> > > msk0: watchdog timeout (missed Tx interrupts) -- recovering
> > > msk0: watchdog timeout (missed Tx interrupts) -- recovering
> > > msk0: Rx FIFO overrun!
> > ^^^^^^^^^^^^^^^^
> >This looks bad. Would you show me verbosed boot messages related with
> >msk(4) and PHY driver as well as "vmstat -i" output.
> >
> >
> Here are values from just booted laptop. If it will halt msk today
> again, I'll resend.
>
> tdevil% vmstat -i
> interrupt total rate
> irq1: atkbd0 3275 1
> irq12: psm0 11157 6
> irq14: ata0 22500 13
> irq15: ata1 85 0
> irq16: mskc0 uhci+ 17334 10
> irq18: uhci2 1 0
> irq22: pcm0 46530 27
> irq23: uhci0 ehci0 95882 57
> cpu0: timer 3322705 1999
> Total 3519469 2117
>
>
> tdevil% grep -iE "msk|phy" /var/run/dmesg.boot
> pci0: domain=0, physical bus=0
> pci2: domain=0, physical bus=2
> mskc0: <Marvell Yukon 88E8038 Gigabit Ethernet> port 0x2000-0x20ff mem
> 0xd0100000-0xd0103fff irq 16 at device 0.0 on pci2
> mskc0: Reserved 0x4000 bytes for rid 0x10 type 3 at 0xd0100000
> mskc0: MSI count : 2
> mskc0: RAM buffer size : 16KB
> mskc0: Port 0 : Rx Queue 10KB(0x00000000:0x000027ff)
> mskc0: Port 0 : Tx Queue 10KB(0x00002800:0x00004fff)
> msk0: <Marvell Technology Group Ltd. Yukon FE Id 0xb7 Rev 0x01> on mskc0
> msk0: bpf attached
> msk0: Ethernet address: 00:1b:24:0e:bc:26
> miibus0: <MII bus> on msk0
> e1000phy0: <Marvell 88E3082 10/100 Fast Ethernet PHY> PHY 0 on miibus0
> e1000phy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
> ukphy0: <Generic IEEE 802.3u media interface> PHY 3 on miibus0
> ukphy0: OUI 0x001000, model 0x0004, rev. 0
> ukphy0: no media present
> ukphy1: <Generic IEEE 802.3u media interface> PHY 6 on miibus0
> ukphy1: OUI 0x004400, model 0x0011, rev. 0
> ukphy1: no media present
> mskc0: [MPSAFE]
> mskc0: [FILTER]
> pci3: domain=0, physical bus=3
> pci4: domain=0, physical bus=4
> pci5: domain=0, physical bus=5
> pci10: domain=0, physical bus=10
>
Thanks for the info. Would please try attached patch?
--
Regards,
Pyun YongHyeon
Index: if_msk.c
===================================================================
RCS file: /home/ncvs/src/sys/dev/msk/if_msk.c,v
retrieving revision 1.18
diff -u -r1.18 if_msk.c
--- if_msk.c 20 Jul 2007 00:25:20 -0000 1.18
+++ if_msk.c 25 Oct 2007 08:25:33 -0000
@@ -1026,8 +1026,6 @@
/* Get adapter SRAM size. */
val = CSR_READ_1(sc, B2_E_0);
sc->msk_ramsize = (val == 0) ? 128 : val * 4;
- if (sc->msk_hw_id == CHIP_ID_YUKON_FE)
- sc->msk_ramsize = 4 * 4;
if (bootverbose)
device_printf(sc->msk_dev,
"RAM buffer size : %dKB\n", sc->msk_ramsize);
@@ -1055,11 +1053,16 @@
/* Take away the minimum memory for active queues. */
avail -= minqsize;
+ if (avail < 0)
+ return (ENOSPC);
/* Rx queue gets the minimum + 80% of the rest. */
sc->msk_rxqsize =
(avail * MSK_RAM_QUOTA_RX) / 100 + MSK_MIN_RXQ_SIZE;
avail -= (sc->msk_rxqsize - MSK_MIN_RXQ_SIZE);
- sc->msk_txqsize = avail + MSK_MIN_TXQ_SIZE;
+ if (avail <= 0)
+ sc->msk_txqsize = sc->msk_ramsize - sc->msk_rxqsize;
+ else
+ sc->msk_txqsize = avail + MSK_MIN_TXQ_SIZE;
for (i = 0, next = 0; i < sc->msk_num_port; i++) {
sc->msk_rxqstart[i] = next;
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