Date: Mon, 8 Mar 2010 18:38:02 -0300 (BRT) From: "Nenhum_de_Nos" <matheus@eternamente.info> To: freebsd-stable@freebsd.org Subject: ahci errors on 8-stable Message-ID: <80587c73d8c5ee56d8890d04179024b8.squirrel@cygnus.homeunix.com>
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hail,
I've seen these errors in a production machine in deep disk load (scp and
bsdtar in heavy use):
ahcich0: Timeout on slot 1
ahcich0: is 00000000 cs 00000000 ss ffffffff rs ffffffff tfd 40 serr 00000000
ahcich0: Timeout on slot 16
ahcich0: is 00000000 cs 0000e000 ss ffffffff rs ffffffff tfd c0 serr 00000000
tun0: link state changed to DOWN
tun0: link state changed to UP
ahcich0: Timeout on slot 13
ahcich0: is 00000000 cs 00000000 ss ffffffff rs ffffffff tfd 40 serr 00000000
ahcich0: Timeout on slot 9
ahcich0: is 00000000 cs 00000000 ss ffffffff rs ffffffff tfd 40 serr 00000000
tun0: link state changed to DOWN
tun0: link state changed to UP
tun0: link state changed to DOWN
tun0: link state changed to UP
tun0: link state changed to DOWN
tun0: link state changed to UP
ahcich0: Timeout on slot 30
ahcich0: is 00000000 cs 38000000 ss ffffffff rs ffffffff tfd c0 serr 00000000
ahcich0: Timeout on slot 11
ahcich0: is 00000000 cs 00000000 ss ffffffff rs ffffffff tfd 40 serr 00000000
swap_pager: indefinite wait buffer: bufobj: 0, blkno: 3, size: 4096
ahcich0: Timeout on slot 14
ahcich0: is 00000000 cs 00000000 ss ffffffff rs ffffffff tfd 40 serr 00000000
tun0: link state changed to DOWN
tun0: link state changed to UP
ahcich0: Timeout on slot 9
ahcich0: is 00000000 cs 00000000 ss ffffffff rs ffffffff tfd 40 serr 00000000
tun0: link state changed to DOWN
tun0: link state changed to UP
ahcich0: Timeout on slot 15
ahcich0: is 00000000 cs fc007fff ss ffffffff rs ffffffff tfd c0 serr 00000000
ahcich0: Timeout on slot 14
ahcich0: is 00000000 cs 00003ff8 ss ffffffff rs ffffffff tfd c0 serr 00000000
ahcich0: Timeout on slot 6
ahcich0: is 00000000 cs 8000003f ss ffffffff rs ffffffff tfd c0 serr 00000000
ahcich0: Timeout on slot 1
ahcich0: is 00000000 cs 00000000 ss ffffffff rs ffffffff tfd 40 serr 00000000
ahcich0: Timeout on slot 1
ahcich0: is 00000000 cs 00000000 ss ffffffff rs ffffffff tfd 40 serr 00000000
ahcich0: Timeout on slot 1
ahcich0: is 00000000 cs 00000000 ss ffffffff rs ffffffff tfd 40 serr 00000000
[matheus@optimus ~]$ uname -a
FreeBSD xxx 8.0-STABLE FreeBSD 8.0-STABLE #3: Wed Feb 10 11:09:34 BRT 2010
root@xxx:/usr/obj/usr/src/sys/optimus amd64
this machine has 6GB ram, but just around 5GB are available:
Copyright (c) 1992-2010 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 is a registered trademark of The FreeBSD Foundation.
FreeBSD 8.0-STABLE #3: Wed Feb 10 11:09:34 BRT 2010
root@xxx:/usr/obj/usr/src/sys/optimus amd64
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz (2666.38-MHz K8-class
CPU)
Origin = "GenuineIntel" Id = 0x1067a Stepping = 10
Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
[root@optimus /var/log]# head -20 dmesg.yesterday
Copyright (c) 1992-2010 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 is a registered trademark of The FreeBSD Foundation.
FreeBSD 8.0-STABLE #3: Wed Feb 10 11:09:34 BRT 2010
root@xxx:/usr/obj/usr/src/sys/optimus amd64
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz (2666.38-MHz K8-class
CPU)
Origin = "GenuineIntel" Id = 0x1067a Stepping = 10
Features=0xbfebfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
Features2=0x408e3fd<SSE3,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,SSE4.1,XSAVE>
AMD Features=0x20100800<SYSCALL,NX,LM>
AMD Features2=0x1<LAHF>
TSC: P-state invariant
real memory = 6442450944 (6144 MB)
avail memory = 6058479616 (5777 MB)
ACPI APIC Table: <INTEL DG45ID >
FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs
FreeBSD/SMP: 1 package(s) x 4 core(s)
cpu0 (BSP): APIC ID: 0
I use a small ZFS pool:
[root@optimus /var/log]# zpool status
pool: pool
state: ONLINE
scrub: none requested
config:
NAME STATE READ WRITE CKSUM
pool ONLINE 0 0 0
label/zfs1 ONLINE 0 0 0
label/zfs2 ONLINE 0 0 0
errors: No known data errors
using two 1TB disks.
should I fear these errors ?
thanks,
matheus
--
We will call you cygnus,
The God of balance you shall be
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