From owner-freebsd-stable Wed Jul 18 14:31:32 2001 Delivered-To: freebsd-stable@freebsd.org Received: from lerami.lerctr.org (lerami.lerctr.org [207.158.72.11]) by hub.freebsd.org (Postfix) with ESMTP id F120B37B403 for ; Wed, 18 Jul 2001 14:31:22 -0700 (PDT) (envelope-from ler@lerctr.org) Received: from ler-freebie.iadfw.net (ler-freebie.iadfw.net [206.66.13.221]) by lerami.lerctr.org (8.12.0.Beta12/8.12.0.Beta12/20010318/$Revision: 1.22 $) with SMTP id f6ILVJPc005914; Wed, 18 Jul 2001 16:31:20 -0500 (CDT) From: Larry Rosenman Date: Wed, 18 Jul 2001 21:31:19 GMT Message-ID: <20010718.21311900@ler-freebie.iadfw.net> Subject: Re: hangs while heavy disk IO To: Alexey Zakirov Cc: In-Reply-To: References: X-Mailer: Mozilla/3.0 (compatible; StarOffice/5.2;Linux) X-Priority: 3 (Normal) MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Look at kern/26224..... LER >>>>>>>>>>>>>>>>>> Original Message <<<<<<<<<<<<<<<<<< On 7/18/01, 2:35:22 PM, Alexey Zakirov wrote regarding= =20 hangs while heavy disk IO: > I've just cvsup'ed to RELENG_4 and seeing "hangs" while heavy disk IO > is performed (like bonnie test). Kernel says: > /kernel: ahc1: Timedout SCB already complete. Interrupts may not be > functioning. > This is definitly NOT a hardware problem because when I replace all > hardware (yes even different scsi, sym instead ahc) problem still the > same. There isn't any problem when kernel is compiled as non-SMP. > Does anyone seen something like this problem? > dmesg.boot: > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > Jul 18 23:19:18 mh /kernel: Copyright (c) 1992-2001 The FreeBSD Projec= t. > Jul 18 23:19:18 mh /kernel: Copyright (c) 1979, 1980, 1983, 1986, 1988= ,=20 1989, 1991, 1992, 1993, 1994 > Jul 18 23:19:18 mh /kernel: The Regents of the University of Californi= a.=20 All rights reserved. > Jul 18 23:19:18 mh /kernel: FreeBSD 4.3-STABLE #0: Wed Jul 18 21:18:20= =20 MSD 2001 > Jul 18 23:19:18 mh /kernel:=20 frank@mh.domain.com:/usr/src/sys/compile/HOSTEYE > Jul 18 23:19:18 mh /kernel: Timecounter "i8254" frequency 1193182 Hz > Jul 18 23:19:18 mh /kernel: CPU: Pentium III/Pentium III Xeon/Celeron = (796.54-MHz 686-class CPU) > Jul 18 23:19:18 mh /kernel: Origin =3D "GenuineIntel" Id =3D 0x683 S= tepping=20 =3D 3 > Jul 18 23:19:18 mh /kernel:=20 Features=3D0x387fbff > Jul 18 23:19:18 mh /kernel: real memory =3D 1073676288 (1048512K byte= s) > Jul 18 23:19:18 mh /kernel: avail memory =3D 1042223104 (1017796K byte= s) > Jul 18 23:19:18 mh /kernel: Programming 24 pins in IOAPIC #0 > Jul 18 23:19:19 mh /kernel: IOAPIC #0 intpin 2 -> irq 0 > Jul 18 23:19:19 mh /kernel: FreeBSD/SMP: Multiprocessor motherboard > Jul 18 23:19:19 mh /kernel: cpu0 (BSP): apic id: 1, version: 0x000400= 11,=20 at 0xfee00000 > Jul 18 23:19:19 mh /kernel: cpu1 (AP): apic id: 0, version: 0x000400= 11,=20 at 0xfee00000 > Jul 18 23:19:19 mh /kernel: io0 (APIC): apic id: 2, version: 0x001700= 11,=20 at 0xfec00000 > Jul 18 23:19:19 mh /kernel: Preloaded elf kernel "kernel" at 0xc02ee00= 0. > Jul 18 23:19:19 mh /kernel: Preloaded userconfig_script=20 "/boot/kernel.conf" at 0xc02ee09c. > Jul 18 23:19:19 mh /kernel: ccd0-7: Concatenated disk drivers > Jul 18 23:19:19 mh /kernel: Pentium Pro MTRR support enabled > Jul 18 23:19:19 mh /kernel: npx0: on motherboard > Jul 18 23:19:19 mh /kernel: npx0: INT 16 interface > Jul 18 23:19:19 mh /kernel: pcib0: = on=20 motherboard > Jul 18 23:19:19 mh /kernel: pci0: on pcib0 > Jul 18 23:19:19 mh /kernel: pcib2: at device 1.0 on pci0 > Jul 18 23:19:19 mh /kernel: pci1: on pcib2 > Jul 18 23:19:19 mh /kernel: pcib3: at device 15.0 on pci1 > Jul 18 23:19:19 mh /kernel: pci2: on pcib3 > Jul 18 23:19:19 mh /kernel: ahc0: =20 port 0x2000-0x20ff mem 0xf4100000-0xf4100fff irq 11 at device 12.0 on pc= i0 > Jul 18 23:19:19 mh /kernel: aic7896/97: Wide Channel A, SCSI Id=3D7, 3= 2/255=20 SCBs > Jul 18 23:19:19 mh /kernel: ahc1: =20 port 0x2400-0x24ff mem 0xf4101000-0xf4101fff irq 11 at device 12.1 on pc= i0 > Jul 18 23:19:19 mh /kernel: aic7896/97: Wide Channel B, SCSI Id=3D7, 3= 2/255=20 SCBs > Jul 18 23:19:19 mh /kernel: fxp0: po= rt=20 0x2800-0x283f mem 0xf4000000-0xf40fffff,0xf4102000-0xf4102fff irq 5 at d= evice=20 14.0 on pci0 > Jul 18 23:19:19 mh /kernel: fxp0: Ethernet address 00:03:47:10:fb:d5 > Jul 18 23:19:19 mh /kernel: inphy0: on= =20 miibus0 > Jul 18 23:19:19 mh /kernel: inphy0: 10baseT, 10baseT-FDX, 100baseTX, = 100baseTX-FDX, auto > Jul 18 23:19:19 mh /kernel: isab0: a= t=20 device 18.0 on pci0 > Jul 18 23:19:19 mh /kernel: isa0: on isab0 > Jul 18 23:19:19 mh /kernel: pci0: at 18.1= > Jul 18 23:19:19 mh /kernel: pci0: =20 at 18.2 irq 5 > Jul 18 23:19:19 mh /kernel: intpm0: port 0x1040-0x104f irq 9 at device 18.3 on pci0 > Jul 18 23:19:19 mh /kernel: intpm0: I/O mapped 1040 > Jul 18 23:19:19 mh /kernel: intpm0: intr IRQ 9 enabled revision 0 > Jul 18 23:19:19 mh /kernel: smbus0: on intsmb0= > Jul 18 23:19:19 mh /kernel: smb0: on smbus= 0 > Jul 18 23:19:19 mh /kernel: intpm0: PM I/O mapped c00 > Jul 18 23:19:19 mh /kernel: pci0: at=20 20.0 > Jul 18 23:19:19 mh /kernel: pcib1: = on=20 motherboard > Jul 18 23:19:19 mh /kernel: pci3: on pcib1 > Jul 18 23:19:19 mh /kernel: orm0: