<div dir="ltr">Daniel,<br>Thanks for your reply.<br><br><div>Cant the consumerd32-libdiror or consumerd32-bindir be given at run time by using onsumerd32-path, consumerd32-libdir or by setting env variables LTTNG_CONSUMERD32_LIBDIR and LTTNG_CONSUMERD32_BIN (similarly for 64-bit)<br><br>Can it be changed at compile time? <br><br>Thanks,<br>Anand Neeli
</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Oct 8, 2014 at 8:36 PM, Thibault, Daniel <span dir="ltr"><<a href="mailto:Daniel.Thibault@drdc-rddc.gc.ca" target="_blank">Daniel.Thibault@drdc-rddc.gc.ca</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div lang="FR-CA" link="blue" vlink="purple">
<div>
<div><span class="">
<div>
<p class="MsoNormal"><span lang="EN-CA" style="color:#1f497d">> </span><span lang="EN-CA">Yes the problem looks to be with relay daemon.
</span>Tracing for 32-bit and 64-bit works fine when written to local storage.<u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><span lang="EN-CA" style="color:#1f497d">> </span><span lang="EN-CA">Is there any known issue for this? or is there any work around for this.<u></u><u></u></span></p>
</div>
<div>
<p class="MsoNormal"><span lang="EN-CA" style="color:#1f497d">> </span><span lang="EN-CA">I will update this thread with logs of relayd with -vvv option.<u></u><u></u></span></p>
</div>
<div>
<p class="MsoNormal"><span style="color:#1f497d">></span><u></u> <u></u></p>
</div>
</span><div>
<p class="MsoNormal"><span style="color:#1f497d">> </span>Anand Neeli<span style="color:#1f497d"><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> I’ve just tested my 32+64-bit LTTng 2.3.0 installation with the relay daemon and it works fine:<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ sudo lttng create testing -U net://localhost<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ sudo lttng enable-channel mychannel --userspace --buffers-pid --tracefile-size 8388608 --tracefile-count 8<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ sudo lttng enable-event --channel mychannel --userspace --all<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ sudo lttng start<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ cd ~/Documents/lttng-ust-2.3.0-1-32bits/usr/src/lttng-ust-2.3.0/doc/examples/drdc<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ ./sample_static<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ LD_PRELOAD=/usr/local/lib32/liblttng-ust.so ./sample_static32<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ sudo lttng destroy<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ sudo ls ~/lttng-traces/$HOSTNAME<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">testing-20141008-095516<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> (The LD_PRELOAD can be omitted if the sample_static32 is compiled with the ‘-Wl,-rpath,'/usr/local/lib32',--enable-new-dtags’ linker flags)<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> The trace consists of the two folder sets ust/pid/sample_static32-13703-20141008-102156 and ust/pid/sample_static-13676-20141008-101417.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> Here’s how this was built (I chose to put my 32-bit libraries in /usr/local/lib32):<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">userspace-rcu-0.8.0-1.deb was deployed to ~/Documents/userspace-rcu-0.8.0-1-32bits<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">In the usr/src/userspace-rcu-0.8.0 subdirectory:<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ ./bootstrap<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ ./configure --libdir=/usr/local/lib32 CFLAGS=-m32<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ make<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ sudo make install<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ sudo ldconfig<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">lttng-ust-2.3.0-1.deb was deployed to ~/Documents/lttng-ust-2.3.0-1-32bits<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">In the usr/src/lttng-ust-2.3.0 subdirectory:<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ ./bootstrap<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ ./configure --libdir=/usr/local/lib32 CFLAGS=-m32 \<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> LDFLAGS=-L/usr/local/lib32<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ make<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ sudo make install<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ sudo ldconfig<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">LDFLAGS allows the build to find the 32-bit userspace-rcu libraries it requires.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">lttng-tools-2.3.0-1.deb was deployed to ~/Documents/lttng-tools-2.3.0-1-32bits<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">In the usr/src/lttng-tools-2.3.0 subdirectory:<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ ./bootstrap<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ ./configure --libdir=/usr/local/lib32 CFLAGS=-m32 \<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> LDFLAGS=-L/usr/local/lib32 --bindir=/usr/local/bin32 \<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> --with-consumerd-only \<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> --with-consumerd64-libdir=/usr/local/lib \<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> --with-consumerd64-bin=/usr/local/lib/lttng/libexec/lttng-consumerd<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ make<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ sudo make install<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ sudo ldconfig<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">The bindir option isn’t actually used by the compilation and is indicated here just for completeness. The with-consumerd64-bin and with-consumerd64-libdir
options ensure the 32-bit lttng-tools components find the 64-bit consumer daemon. Normally, the with-consumerd-only make fails because it tries to make too many tests; this was fixed by editing the Makefile and removing the tests sub-directory from the SUBDIRS
variable (line 305) before running configure. The suppressed tests are not required in order to have a functioning 32-bit LTTng toolchain.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Finally, the 64-bit lttng-tools are redone to hook in the 32-bit lttng-consumerd.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">lttng-tools-2.3.0-1.deb was deployed to ~/Documents/lttng-tools-2.3.0-1-64bits<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">In the usr/src/lttng-tools-2.3.0 subdirectory:<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ ./bootstrap<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ ./configure LDFLAGS=-L/usr/local/lib \<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> --with-consumerd32-libdir=/usr/local/lib32 \<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> --with-consumerd32-bin=/usr/local/lib32/lttng/libexec/lttng-consumerd<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ make<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ sudo make install<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">$ sudo ldconfig<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-CA" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">This way, the lttng-sessiond and lttng-relayd daemons will automatically find and use the 32-bit lttng-consumerd if required. No special flags
need to be added when controlling the daemons.<u></u><u></u></span></p>
</div>
</div><span class="">
<div>
<div>
<div>
<div>
<p class="MsoNormal"><span lang="EN-CA"><br>
</span>Daniel U. Thibault<br>
Protection des systèmes et contremesures (PSC) | Systems Protection & Countermeasures (SPC)<br>
Cyber sécurité pour les missions essentielles (CME) | Mission Critical Cyber Security (MCCS)<br>
RDDC - Centre de recherches de Valcartier | DRDC - Valcartier Research Centre<br>
2459 route de la Bravoure<br>
Québec QC G3J 1X5<br>
CANADA<br>
Vox : (418) 844-4000 x4245<br>
Fax : (418) 844-4538<br>
NAC : 918V QSDJ <<a href="http://--ESFSECEV-TY3011--------------------------------" target="_blank">http://www.travelgis.com/map.asp?addr=918V%20QSDJ</a>><br>
Gouvernement du Canada | Government of Canada <<a href="http://--ESFSECEV-TY3011---------------------" target="_blank">http://www.valcartier.drdc-rddc.gc.ca/</a>><span style="color:#1f497d"><u></u><u></u></span></p>
</div>
</div>
</div>
</div>
</span></div>
</div>
</blockquote></div><br></div>