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Date: Mon, 03 Feb 1997 12:39:57 -0800
From: Julian Elischer <julian@whistle.com>
Organization: Whistle Communications
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To: "Vasily V. Grechishnikov" <bazilio@economic.acnit.ac.ru>
CC: freebsd-bugs@freebsd.org
Subject: Re: 2.2-BETA : going down with Samba or multiple FTP connection
References: <Pine.BSF.3.91.970203151731.243A-100000@economic.acnit.ac.ru>
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Vasily V. Grechishnikov wrote:
> 
>                         Hi !
>         I have following system :
> FreeBSD 2.2-BETA_A #0: Thu Jan 23 11:47:17 MSK 1997
>     root@economic.acnit.ac.ru:/usr/src/sys/compile/PERSONAL_KERNEL
> Calibrating clock(s) relative to mc146818A clock ... i8254 clock: 1193441 Hz
> CPU: AMD Am5x86 Write-Back (486-class CPU)
>   Origin = "AuthenticAMD"  Id = 0x4f4
> real memory  = 12582912 (12288K bytes)
> avail memory = 10694656 (10444K bytes)
> DEVFS: ready for devices
> Probing for devices on PCI bus 0:
> chip0 <SiS 85c496> rev 49 on pci0:5
> de0 <Digital 21040 Ethernet> rev 36 int a irq 9 on pci0:11
> de0: 21040 [10Mb/s] pass 2.4
> de0: address 00:80:c8:26:7c:34
> de0: enabling BNC/AUI port
> vga0 <VGA-compatible display device> rev 211 int a irq 10 on pci0:13
> Probing for devices on the ISA bus:
> sc0 at 0x60-0x6f irq 1 on motherboard
> sc0: VGA color <16 virtual consoles, flags=0x0>
> ed0 at 0x320-0x33f irq 15 on isa
> ed0: address 00:40:95:80:99:60, type NE2000 (16 bit)
> ed1 at 0x200-0x21f irq 5 on isa
> ed1: address 00:50:4d:00:98:cc, type NE2000 (16 bit)
> lpt0 at 0x378-0x37f irq 7 on isa
> lpt0: Interrupt-driven port
> lp0: TCP/IP capable interface
> sio0 at 0x3f8-0x3ff irq 4 on isa
> sio0: type 16550A
> wdc0 at 0x1f0-0x1f7 irq 14 on isa
> wdc0: unit 0 (wd0): <SAMSUNG SHD-30560A (APRO-5) SSI>
> wd0: 534MB (1094688 sectors), 1086 cyls, 16 heads, 63 S/T, 512 B/S
> fdc0 at 0x3f0-0x3f7 irq 6 drq 2 on isa
> fdc0: NEC 765
> fd0: 1.44MB 3.5in
> npx0 on motherboard
> npx0: INT 16 interface
> DEVFS: ready to run
> 
> I install on FreeBSD box Samba 1.9.15p8 and wu-ftpd 2.4 and this computer
> is NFS server . Many thing very  good , but if I try to download many big
> files ( 30-40 files about of 100-200K) after some time my FreeBSD going down
> without any messages ( keyboard locking , HDD LED light constantly, only
> RESET can help me :( ). The same trouble happens if I try to read files
> above than 4-5 Megs from the Samba's mounted drive on remote machine.
> 
>         Any suggestions about this?
> 
>                                 Vasily.


compile in teh DDB option
then whan it hangs,
hit <CTL><ALT><ESC> 
to drop into the debugger
and then type
ps 
to show what is going on
trace
to show the stack trace of where it was when you interrupted it..

If this doesn't work, then I'd suspect hardware..

>