Date: Sun, 29 Mar 2009 22:38:41 +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: <49CFEA61.8030005@FreeBSD.org> In-Reply-To: <fb16a00e1e055.49cfe858@fnal.gov> References: <fb842da61947e.49caba5c@fnal.gov> <49CE231C.9080609@FreeBSD.org> <fb08c5e81b252.49ce772d@fnal.gov> <49CF4E39.4010905@FreeBSD.org> <fb16a00e1e055.49cfe858@fnal.gov>
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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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