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Date:      Sat, 13 Jul 2013 21:47:23 +0200
From:      Hans Petter Selasky <hps@bitfrost.no>
To:        hiren panchasara <hiren.panchasara@gmail.com>
Cc:        freebsd-usb@freebsd.org
Subject:   Re: Weird fan noise with usb activity
Message-ID:  <51E1AECB.2060907@bitfrost.no>
In-Reply-To: <CALCpEUHjfbD9FszLcnGM9a0yEDjNem%2BVpdN41Oe-LtqTtHHBbQ@mail.gmail.com>
References:  <CALCpEUHjfbD9FszLcnGM9a0yEDjNem%2BVpdN41Oe-LtqTtHHBbQ@mail.gmail.com>

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On 07/10/13 20:46, hiren panchasara wrote:
> Hi All,
>
> I have this machine running current:
>
> Copyright (c) 1992-2013 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 10.0-CURRENT #0 r252476M: Mon Jul  1 15:20:47 PDT 2013
>      root@:/usr/obj/usr/home/hirenp/head/sys/GENERIC amd64
> FreeBSD clang version 3.3 (tags/RELEASE_33/final 183502) 20130610
> CPU: Genuine Intel(R) CPU  @ 2.00GHz (1995.24-MHz K8-class CPU)
>    Origin = "GenuineIntel"  Id = 0x206d2  Family = 0x6  Model = 0x2d
> Stepping = 2
>    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=0x1fbee3ff<SSE3,PCLMULQDQ,DTES64,MON,DS_CPL,VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,DCA,SSE4.1,SSE4.2,x2APIC,POPCNT,TSCDLT,AESNI,XSAVE,OSXSAVE,AVX>
>    AMD Features=0x2c100800<SYSCALL,NX,Page1GB,RDTSCP,LM>
>    AMD Features2=0x1<LAHF>
>    TSC: P-state invariant, performance statistics
> real memory  = 60129542144 (57344 MB)
> avail memory = 55965908992 (53373 MB)
> Event timer "LAPIC" quality 600
> ACPI APIC Table: <INTEL  S2600CP>
> FreeBSD/SMP: Multiprocessor System Detected: 24 CPUs
> FreeBSD/SMP: 2 package(s) x 6 core(s) x 2 SMT threads
>
> beefy% uname -a
> FreeBSD beefy.corp.yahoo.com 10.0-CURRENT FreeBSD 10.0-CURRENT #0
> r252476M: Mon Jul  1 15:20:47 PDT 2013
> root@:/usr/obj/usr/home/hirenp/head/sys/GENERIC  amd64
> beefy%
>
> and everynow and then when machine is not doing anything or none is
> touching it, the fans go mad for 5-9 seconds and make real loud noise.
> Whenever that happens, I see following in dmesg:
>
> ukbd0: at uhub2, port 4, addr 3 (disconnected)
> ums0: at uhub2, port 4, addr 3 (disconnected)
> usbd_setup_device_desc: getting device descriptor at addr 3 failed,
> USB_ERR_TIMEOUT
> usbd_setup_device_desc: getting device descriptor at addr 3 failed,
> USB_ERR_TIMEOUT
> ugen1.3: <American Megatrends Inc.> at usbus1 (disconnected)
> ugen1.3: <American Megatrends Inc.> at usbus1
> ukbd0: <Keyboard Interface> on usbus1
> kbd2 at ukbd0
> ums0: <Mouse Interface> on usbus1
> ums0: 3 buttons and [Z] coordinates ID=0
>
> beefy% sudo usbconfig
> ugen0.1: <EHCI root HUB Intel> at usbus0, cfg=0 md=HOST spd=HIGH
> (480Mbps) pwr=SAVE (0mA)
> ugen1.1: <EHCI root HUB Intel> at usbus1, cfg=0 md=HOST spd=HIGH
> (480Mbps) pwr=SAVE (0mA)
> ugen1.2: <product 0x0024 vendor 0x8087> at usbus1, cfg=0 md=HOST
> spd=HIGH (480Mbps) pwr=SAVE (0mA)
> ugen0.2: <product 0x0024 vendor 0x8087> at usbus0, cfg=0 md=HOST
> spd=HIGH (480Mbps) pwr=SAVE (0mA)
> ugen1.4: <HP Basic USB Keyboard CHICONY> at usbus1, cfg=0 md=HOST
> spd=LOW (1.5Mbps) pwr=ON (100mA)
> ugen1.3: <Virtual Keyboard and Mouse American Megatrends Inc.> at
> usbus1, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON (0mA)
> beefy%
>
> I am not sure at all how to make sense of these things. Please let me
> what more information I can provide.
>
> Thanks,
> Hiren
>
> (I am not on this list so keep please me in the loop)

Hi,

Can you check the output from:

vmstat -i

--HPS




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