FreeBSD 5.2-RC2 & big 160 gb HDD

Vyacheslav Silakov seal at
Wed Jan 14 05:13:00 PST 2004

Tuesday, December 30, 2003, 6:38:19 PM, you wrote:
TM> On Tue, 2003/12/30 at 17:16:03 +0300, Vyacheslav Silakov wrote:
>> Hello
>> During FreeBSD 5.2-RC2 setup process on the Sun Netra X1
>> with 160 gb HDD drive I've got (with default HDD partition settings):
>> Max Doing newfs -U -O2 /mnt/dev/ad0fad0:
>> ad0: WARNING - READ_DMA recovered from missing interrupt
>> and system completly frozes after that.

TM> Try forcing the disk to UDMA33 (using atacontrol(8)). I have seen
TM> similar problems on a Blade 100; my theory is that the I/O connector
TM> board is electrically unfit to do UDMA66 (looking at the innards of
TM> the box, that does not seem too unlikely).

TM>         - Thomas

I've used Seagate x86 Ultra ATA Mode Switching Utility to downgrade disk performance
to UDMA33 (is it correct?). But the same problem is still persist on
5.2-RELEASE: system hangs during newfsing with message
"WARNING - READ_DMA recovered from missing interrupt".

Copyright (c) 1992-2004 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
        The Regents of the University of California. All rights reserved.
FreeBSD 5.2-RELEASE #0: Sun Jan 11 06:09:12 GMT 2004
    root at
Preloaded elf kernel "/boot/kernel/kernel" at 0xc0852000.
Preloaded mfs_root "/boot/mfsroot" at 0xc0852190.
Timecounter "tick" frequency 400000000 Hz quality 0
real memory  = 268435456 (256 MB)
avail memory = 242909184 (231 MB)
cpu0: Sun Microsystems UltraSparc-IIe Processor (400.00 MHz CPU)
nexus0: <OpenFirmware Nexus device>
pcib0: <U2P UPA-PCI bridge> on nexus0
pcib0: Sabre, impl 0, version 0, ign 0x7c0, bus A
pcib0: [FAST]
pcib0: [FAST]
DVMA map: 0x60000000 to 0x63ffffff
pci0: <OFW PCI bus> on pcib0
isab0: <PCI-ISA bridge> at device 7.0 on pci0
isa0: <ISA bus> on isab0
pci0: <old, non-VGA display device> at device 3.0 (no driver attached)
pci0: <old, non-VGA display device> at device 3.0 (no driver attached)
dc0: <Davicom DM9102A 10/100BaseTX> port 0x10000-0x100ff at device 12.0 on pci0
dc0: Ethernet address: 00:00:00:00:00:00
miibus0: <MII bus> on dc0
ukphy0: <Generic IEEE 802.3u media interface> on miibus0
ukphy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
dc1: <Davicom DM9102A 10/100BaseTX> port 0x10100-0x101ff mem 0x2000-0x20ff at de
vice 5.0 on pci0
dc1: Ethernet address: 00:00:00:00:00:00
miibus1: <MII bus> on dc1
ukphy1: <Generic IEEE 802.3u media interface> on miibus1
ukphy1:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto
pci0: <serial bus, USB> at device 10.0 (no driver attached)
atapci0: <AcerLabs Aladdin UDMA66 controller> port 0x10220-0x1022f,0x10208-0x102
0b,0x10210-0x10217,0x10218-0x1021b,0x10200-0x10207 at device 13.0 on pci0
atapci0: [MPSAFE]
ata2: at 0x10200 on atapci0
ata2: [MPSAFE]
ata3: at 0x10210 on atapci0
ata3: [MPSAFE]
Timecounters tick every 10.000 msec
md0: Preloaded image </boot/mfsroot> 4194304 bytes at 0xc044e9a8
GEOM: create disk ad0 dp=0xfffff800607b60a0
ad0: 152627MB <ST3160021A> [310101/16/63] at ata2-master UDMA33
acd0: CDRW <LG CD-ROM CRD-8522B> at ata3-master PIO4
Mounting root from ufs:/dev/md0
warning: no time-of-day clock registered, system time will not be set accurately
/stand/sysinstall running as init on serial console

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