Date: Wed, 1 Dec 2010 18:37:56 -0600 From: Brandon Gooch <jamesbrandongooch@gmail.com> To: Jeremy Chadwick <freebsd@jdc.parodius.com> Cc: freebsd-stable@freebsd.org, Andriy Gapon <avg@freebsd.org> Subject: Re: Fwd: Re: Fail to use Dtrace on FreeBSD 8.1-STABLE Message-ID: <AANLkTikcHwXWGz-hcpJfZ_cM73pgHKPgCm3bApf94gwE@mail.gmail.com> In-Reply-To: <20101202002734.GA84177@icarus.home.lan> References: <20101123081244.GA38354@icarus.home.lan> <20101123082046.GA62301@compaq.yuetime> <4CEBB613.5010009@freebsd.org> <20101123131353.GA7243@icarus.home.lan> <20101123132519.GA1426@icarus.home.lan> <4CEBC155.9090706@freebsd.org> <AANLkTimsa-YM6B_272U4gjZzt1Ce05LR4sQTz_AiHJCU@mail.gmail.com> <AANLkTimb-Kijj_%2BQ2%2BxKrjtP65Zx%2BJ7rUjEP4i0HZyu6@mail.gmail.com> <20101202002734.GA84177@icarus.home.lan>
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On Wed, Dec 1, 2010 at 6:27 PM, Jeremy Chadwick <freebsd@jdc.parodius.com> wrote: > On Wed, Dec 01, 2010 at 06:22:40PM -0600, Brandon Gooch wrote: >> On Wed, Dec 1, 2010 at 4:30 PM, Zhihao Yuan <lichray@gmail.com> wrote: >> > OK. Let's make this more clear: anyone has a working 8-2-PRERELEASE ke= rnel >> > (amd64 is preferred) with Dtrace supports, which can run the >> > scripts/commands on the wiki? If so, please post your kernel configura= tions >> > here, thanks. >> >> I have an i386 system working: >> [snip] > > Can you please try the command the OP originally provided? =A0See command > here: > > http://lists.freebsd.org/pipermail/freebsd-stable/2010-November/060216.ht= ml d820# dtrace -lP syscall | head ID PROVIDER MODULE FUNCTION NAME 17 syscall syscall entry 18 syscall syscall return 19 syscall exit entry 20 syscall exit return 21 syscall fork entry 22 syscall fork return 23 syscall read entry 24 syscall read return 25 syscall write entry The error the OP received from the above command was pretty much exactly what I was seeing when I attempting to use DTrace on my HEAD system, built with clang. Same error, at least this part: "/usr/lib/dtrace/psinfo.d", line 88: failed to resolve type kernel`struct thread * for identifier curthread: Unknown type name" I was running simply 'dtrace -l' to list all probes... -Brandon
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