From owner-freebsd-stable Thu May 20 13:34:48 1999 Delivered-To: freebsd-stable@freebsd.org Received: from calumet.infoteam.com (calumet.infoteam.com [207.246.83.3]) by hub.freebsd.org (Postfix) with ESMTP id A612A15090 for ; Thu, 20 May 1999 13:34:40 -0700 (PDT) (envelope-from kmartin@infoteam.com) Received: (from kmartin@localhost) by calumet.infoteam.com (8.8.8/8.8.8) id QAA15884 for freebsd-stable@freebsd.org; Thu, 20 May 1999 16:34:40 -0400 (EDT) (envelope-from kmartin) Date: Thu, 20 May 1999 16:34:40 -0400 From: Kenn Martin To: freebsd-stable@freebsd.org Subject: Debugging a stalled connection Message-ID: <19990520163439.B15580@infoteam.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.95.4i Organization: InfoTeam Corp, Lexington X-Phone: 1 606 335 7233 Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG I have a number of machines running 3.2-STABLE with no problem, except one, an "old" Pentium 200. It has an Intel PRO/100+ Server Adapter (fxp0), two IDE disks, and 1 IDE CDROM drive (dmesg below). This also was happening in later builds of 3.1-STABLE. Large transfers, such as an NFS-mount installworld or a ftp get of a file over approx 1MB, will stall regularly and indefinately. No other operation appears to be affected and I can start another ssh session with the "stalled" machine. How should I go about debugging this problem? thanks, kenn ---8<--- May 16 23:07:50 andover /kernel: Copyright (c) 1992-1999 FreeBSD Inc. May 16 23:07:50 andover /kernel: Copyright (c) 1982, 1986, 1989, 1991, 1993 May 16 23:07:50 andover /kernel: The Regents of the University of California. All ri ghts reserved. May 16 23:07:50 andover /kernel: FreeBSD 3.2-STABLE #0: Sun May 16 04:26:32 EDT 1999 May 16 23:07:50 andover /kernel: root@alysheba.infoteam.com:/usr/src/sys/compile/AND OVER May 16 23:07:51 andover /kernel: Timecounter "i8254" frequency 1193182 Hz May 16 23:07:51 andover /kernel: Timecounter "TSC" frequency 198949163 Hz May 16 23:07:51 andover /kernel: CPU: Pentium/P55C (198.95-MHz 586-class CPU) May 16 23:07:51 andover /kernel: Origin = "GenuineIntel" Id = 0x544 Stepping=4 May 16 23:07:51 andover /kernel: Features=0x8001bf May 16 23:07:51 andover /kernel: real memory = 100663296 (98304K bytes) May 16 23:07:51 andover /kernel: avail memory = 94982144 (92756K bytes) May 16 23:07:51 andover /kernel: Preloaded elf kernel "kernel" at 0xc02b7000. May 16 23:07:51 andover /kernel: Preloaded elf module "splash_bmp.ko" at 0xc02b709c. May 16 23:07:51 andover /kernel: Preloaded splash_image_data "/boot/splash.bmp" at 0 xc02b7140. May 16 23:07:51 andover /kernel: Probing for devices on PCI bus 0: May 16 23:07:51 andover /kernel: chip0: rev 0x1c on pci0.0.0 May 16 23:07:51 andover /kernel: chip1: rev 0x07 on pci0.2.0 May 16 23:07:51 andover /kernel: vga0: rev 0x41 int a irq 9 on pci0.4.0 May 16 23:07:51 andover /kernel: ide_pci0: rev 0x01 int a irq 255 on pci0.5.0 May 16 23:07:51 andover /kernel: ncr0: rev 0x02 int a irq 1 1 on pci0.14.0 May 16 23:07:51 andover /kernel: fxp0: rev 0x08 int a irq 10 on pci0.15.0 May 16 23:07:51 andover /kernel: fxp0: Ethernet address 00:90:27:64:fc:a4 May 16 23:07:51 andover /kernel: Probing for devices on the ISA bus: May 16 23:07:51 andover /kernel: sc0 on isa May 16 23:07:51 andover /kernel: sc0: VGA color <16 virtual consoles, flags=0x0> May 16 23:07:51 andover /kernel: atkbdc0 at 0x60-0x6f on motherboard May 16 23:07:51 andover /kernel: atkbd0 irq 1 on isa May 16 23:07:51 andover /kernel: sio0: configured irq 4 not in bitmap of probed irqs 0 May 16 23:07:51 andover /kernel: sio0 at 0x3f8-0x3ff irq 4 flags 0x10 on isa May 16 23:07:51 andover /kernel: sio0: type 8250 May 16 23:07:51 andover /kernel: fdc0 at 0x3f0-0x3f7 irq 6 drq 2 on isa May 16 23:07:51 andover /kernel: fdc0: FIFO enabled, 8 bytes threshold May 16 23:07:51 andover /kernel: fd0: 1.44MB 3.5in May 16 23:07:51 andover /kernel: wdc0 at 0x1f0-0x1f7 irq 14 flags 0xa0ffa0ff on isa May 16 23:07:51 andover /kernel: ide_pci: generic_dmainit 01f0:0: warning, IDE contr oller timing not set May 16 23:07:51 andover /kernel: wdc0: unit 0 (wd0): , DMA, 32-bit, multi-block-32 May 16 23:07:51 andover /kernel: wd0: 2014MB (4124736 sectors), 4092 cyls, 16 heads, 63 S/T, 512 B/S May 16 23:07:51 andover /kernel: wdc0: unit 1 (wd1): , 32-bit, multi -block-32 May 16 23:07:51 andover /kernel: wd1: 202MB (415264 sectors), 683 cyls, 16 heads, 38 S/T, 512 B/S May 16 23:07:51 andover /kernel: wdc1 at 0x170-0x177 irq 16 on isa May 16 23:07:51 andover /kernel: wdc1: unit 1 (atapi): , removable, dma, iordy May 16 23:07:51 andover /kernel: acd0: drive speed 2067KB/sec, 128KB cache May 16 23:07:51 andover /kernel: acd0: supported read types: CD-R, CD-DA May 16 23:07:51 andover /kernel: acd0: Audio: play, 16 volume levels May 16 23:07:51 andover /kernel: acd0: Mechanism: ejectable tray May 16 23:07:51 andover /kernel: acd0: Medium: no/blank disc inside, unlocked May 16 23:07:52 andover /kernel: vga0 at 0x3b0-0x3df maddr 0xa0000 msize 131072 on i sa May 16 23:07:52 andover /kernel: npx0 on motherboard May 16 23:07:52 andover /kernel: npx0: INT 16 interface May 16 23:07:52 andover /kernel: Intel Pentium detected, installing workaround for F 00F bug May 16 23:07:52 andover /kernel: Waiting 4 seconds for SCSI devices to settle May 16 23:07:52 andover /kernel: changing root device to wd0s1a May 16 23:07:52 andover /kernel: stray irq 7 May 16 23:07:52 andover /kernel: stray irq 7 May 16 23:07:52 andover timed[112]: slave to alysheba.infoteam.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message