Date: Tue, 19 Oct 2010 00:05:10 +0100 From: =?UTF-8?Q?Istv=C3=A1n?= <leccine@gmail.com> To: Garrett Cooper <gcooper@freebsd.org> Cc: freebsd-current <freebsd-current@freebsd.org>, Rui Paulo <rpaulo@freebsd.org> Subject: Re: DTrace bindings are missing in FreeBSD 9.0 - CURRENT for userland apps Message-ID: <AANLkTimFOKbix2bS0wQanGGv_jrysWm=kxu-FAEGd3g6@mail.gmail.com> In-Reply-To: <AANLkTimf%2B4xPLmYyrA%2B2GkYsRaNiLZjeAxEBL7MFd2Hk@mail.gmail.com> References: <AANLkTi=BTfcPYtO7Hby3dK7C7qiH2CXdThYyV9QBj8_T@mail.gmail.com> <DE0D21FF-0E8F-4993-87B0-69B7AA74861C@FreeBSD.org> <AANLkTins6w0znaw%2BvQ7M57cSXS1OK6aQ0KUyJMjD-ytq@mail.gmail.com> <7EC03A5E-61DA-46AB-95E1-1D844E10C735@FreeBSD.org> <AANLkTingZ1uQiC3TYaJtgQFG_m1HOAsOdCtRx4Aizj_i@mail.gmail.com> <D4CE1F20-02ED-4267-95D2-0199AEFA7C43@freebsd.org> <AANLkTinvBDQt-4Pk-GN3P1Wa20UTbr7OJaXiQeSD375u@mail.gmail.com> <FA2F29D4-F8E8-41A6-A471-DFE36C677B0D@freebsd.org> <AANLkTikZCUbwPF-grkAWQLVSL%2Bnm_NDBP%2B6ZLyYBNZxs@mail.gmail.com> <AANLkTimf%2B4xPLmYyrA%2B2GkYsRaNiLZjeAxEBL7MFd2Hk@mail.gmail.com>
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Hey Garrett, thanks for coming back to me. 1. I had make clean before I did make install clean. 2. $ ./configure --with-libraries=3D/usr/local/lib --with-includes=3D/usr/local/include --enable-thread-safety --with-openssl --enable-dtrace --with-pam --enable-nls --prefix=3D/usr/local --mandir=3D/usr/local/man --infodir=3D/usr/local/info/ --build=3Damd64-portbld-freebsd9.0 uname -v =3D FreeBSD 9.0-CURRENT #0: Fri Oct 8 21:09:20 UTC 2010 root@freebsd9:/usr/obj/usr/src/sys/DTRACE configure:2820: checking for dtrace configure:2836: found /usr/sbin/dtrace configure:2847: result: dtrace | #define ENABLE_DTRACE 1 ac_cv_prog_DTRACE=3Ddtrace DTRACE=3D'dtrace' DTRACEFLAGS=3D'' configure_args=3D' '\''--with-libraries=3D/usr/local/lib'\'' '\''--with-includes=3D/usr/local/include'\'' '\''--enable-thread-safety'\'' '\''--with-openssl'\'' '\''--enable-dtrace'\'' '\''--with-pam'\'' '\''--enable-nls'\'' '\''--prefix=3D/usr/local'\'' '\''--mandir=3D/usr/local/man'\'' '\''--infodir=3D/usr/local/info/'\'' '\''--build=3Damd64-portbld-freebsd9.0'\'' '\''build_alias=3Damd64-portbld-freebsd9.0'\'' '\''CC=3Dcc'\'' '\''CFLAGS= =3D-O2 -pipe -fno-omit-frame-pointer -fno-strict-aliasing'\'' '\''LDFLAGS=3D -L/usr/local/lib -rpath=3D/usr/lib:/usr/local/lib -lelf -L/usr/local/lib'\'= ' '\''CPPFLAGS=3D-I/usr/local/include'\''' enable_dtrace=3D'yes' #define ENABLE_DTRACE 1 The server is running: [root@freebsd9/usr/ports/databases/postgresql90-server/work/postgresql-9.0.= 1]# ps aux | grep post pgsql 86977 0.0 1.0 61992 9984 ?? Ss 10:01PM 0:00.97 /usr/local/bin/postgres -D /usr/local/pgsql/data pgsql 86979 0.0 1.0 61992 10004 ?? Rs 10:01PM 0:06.48 postgres: writer process (postgres) pgsql 86980 0.0 1.0 61992 10004 ?? Rs 10:01PM 0:03.44 postgres: wal writer process (postgres) pgsql 86981 0.0 1.0 61992 10880 ?? Ss 10:01PM 0:00.99 postgres: autovacuum launcher process (postgres) pgsql 86982 0.0 0.8 24896 8056 ?? Ss 10:01PM 0:00.56 postgres: stats collector process (postgres) According to the manual: http://www.postgresql.org/docs/8.2/static/dynamic-trace.html [root@freebsd9/usr/ports/databases/postgresql90-server/work/postgresql-9.0.= 1]# ls src/include/pg_trace.h This file is there. But I can't see the probes in the list: dtrace -l | grep -i postgres Further info: [root@freebsd9 ~]# /usr/local/etc/rc.d/postgresql restart dtrace DOF postgres: DTrace ioctl failed for DOF at 0x801c35000: Invalid argument Any time I would like to start dtrace on the servers pid the daemon is crashing wo/ any log. I. On Mon, Oct 18, 2010 at 11:48 PM, Garrett Cooper <gcooper@freebsd.org>wrote= : > On Mon, Oct 18, 2010 at 2:48 PM, Istv=C3=A1n <leccine@gmail.com> wrote: > > I perfectly understand what you are saying and I have been DTracing on > > Solaris many times. > > > > Only problem here is that you don't get my point, but I try to explain = it > on > > the level you can get it. > > > > > > [root@freebsd9 /usr/ports/databases/postgresql90-server]# grep -iA3 > > WITH_DTRACE Makefile > > . if defined(WITH_DTRACE) > > CONFIGURE_ARGS+=3D--enable-dtrace > > LDFLAGS+=3D-lelf > > . endif > > > > [root@freebsd9 /usr/ports/databases/postgresql90-server]# grep -i dtrac= e > > /var/db/ports/postgresql90/options > > WITH_DTRACE=3Dtrue > > > > [root@freebsd9 /usr/ports/databases/postgresql90-server]# make install > clean > > > > > > What other dependency might cause the lack of DTrace bindings for > > postgres90-server? > > > > > > If you don't get my point at this stage then we don't have anything to > talk > > about, and I don't understand how can the FreeBSD project use a tool li= ke > > you. :) > > > > > > Hope I make it clear what is not working and what must work. > > > > I. > > > > > > > > > > > > On Mon, Oct 18, 2010 at 10:40 PM, Rui Paulo <rpaulo@freebsd.org> wrote: > > > >> > >> On 18 Oct 2010, at 22:37, Istv=C3=A1n wrote: > >> > >> > So there is no out of the box solution for FreeBSD to use DTrace for > any > >> userland app. > >> > >> What have I been saying ? Userland DTrace support works on FreeBSD 9.0= , > but > >> I don't think you understand what userland DTrace support requires. Fo= r > >> PostgreSQL and Ruby you need to re-compile the software with DTrace > support > >> enabled. This is the same on Solaris. > >> > >> > > >> > Is there somebody in the FreeBSD team actively working on this? > >> > > >> > > >> > I. > >> > > >> > > >> > On Mon, Oct 18, 2010 at 10:33 PM, Rui Paulo <rpaulo@freebsd.org> > wrote: > >> > > >> > On 18 Oct 2010, at 22:30, Istv=C3=A1n wrote: > >> > > >> > > what should I do with the Makefile exactly? I can't see any dtrace > >> related information in it. > >> > > >> > Each software package has it's way of enabling DTrace during the > build. > >> Check the postgres90-server port for an example on how to add DTrace > support > >> to a port. > > 1. I'd do clean install, not install clean to start from a consistent > state. > 2. What do the autoconf logs say about dtrace support being > enabled (make clean configure will provide that data with the least > number of cycles spent)? > Thanks, > -Garrett > --=20 the sun shines for all http://blog.l1x.me
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