Date: Sun, 29 Mar 2009 22:59:57 +0100 From: Kris Kennaway <kris@FreeBSD.org> To: wenji wu <wenji@fnal.gov> Cc: freebsd-current@freebsd.org Subject: Re: LOCK_PROFILING does not work on FreeBSD 8.0-CURRENT Message-ID: <49CFEF5D.1040605@FreeBSD.org> In-Reply-To: <C5F55683.2D91%wenji@fnal.gov> References: <C5F55683.2D91%wenji@fnal.gov>
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wenji wu wrote:
> That was my typo in the email.
>
> It was correct when I compiled the kernel. Otherwise, it can not go through
> the compiling.
Do you have both wenjikernel and WENJIKERNEL config files?
Kris
>
>
> On 3/29/09 4:38 PM, "Kris Kennaway" <kris@FreeBSD.org> wrote:
>
>> Wenji Wu wrote:
>>> Here is my procedures:
>>>
>>> (1) run "cvsup supfile" to synchronize the latest kernel
>>>
>>> (2) edit my kernel configuration file, and add "options LOCK_PROFILING" to
>>> my kernel configuration file
>>>
>>> (3) run "make buildkernel KERNCONF=wenjikernel"
>>>
>>> (4) run "make installkernel kernconf=WENJIKERNEL"
>> KERNCONF and the value of this variable are both case-sensitive.
>>
>> Kris
>>
>>> (5) run "reboot" to reboot my system.
>>>
>>> Here is the system printout after the reboot.
>>>
>>> (1) "$ uname -a"
>>> FreeBSD wan-koi.fnal.gov 8.0-CURRENT FreeBSD 8.0-CURRENT #8: Sun Mar 29
>>> 20:11:07 UTC 2009
>>> root@wan-koi.fnal.gov:/usr/obj/usr/src/sys/wenjikernel amd64
>>>
>>> (2) "sysctl -a|grep lock"
>>> $ sysctl -a|grep lock
>>> kern.clockrate: { hz = 1000, tick = 1000, profhz = 2000, stathz = 133 }
>>> vm.pageout_lock_miss: 0
>>> net.inet.tcp.wlock_looped: 0
>>> net.inet.tcp.wlock_relocked: 0
>>> net.inet.tcp.wlock_upgraded: 56
>>> net.inet.tcp.tcp_wlock_atfirst: 97
>>> net.inet.tcp.rlock_atfirst: 757
>>> net.inet.tcp.read_locking: 1
>>> debug.acpi.reset_clock: 1
>>> debug.rwlock.loops: 10000
>>> debug.rwlock.retry: 10
>>> debug.to_avg_lockcalls: 17
>>> hw.clockrate: 2666
>>> machdep.wall_cmos_clock: 0
>>> p1003_1b.memlock: 0
>>> p1003_1b.memlock_range: 0
>>> dev.atrtc.0.%desc: AT realtime clock
>>>
>>>
>>> What else did I have miss?
>>>
>>> thanks
>>>
>>> wenji
>>>
>>>
>>>
>>>
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>
>
>
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