<div dir="ltr">The bot is very heavily loaded, it has 40+ processes running since March 1:<div><div><br></div><div>41500 buildsl+ 20 0 1208380 1.040g 1044 R 100.0 2.2 17567:12 clang-3.7 </div><div>41534 buildsl+ 20 0 347420 246492 976 R 100.0 0.5 18093:57 clang-3.7 </div><div>41438 buildsl+ 20 0 535216 427720 1020 R 100.0 0.9 17862:52 clang-3.7 </div><div>41364 buildsl+ 20 0 538920 427928 1132 R 99.6 0.9 17835:58 clang-3.7 </div><div>41400 buildsl+ 20 0 481600 374952 1044 R 99.0 0.8 17961:05 clang-3.7 </div></div><div><br></div><div><div>buildsl+ 41534 55.0 0.4 347420 246500 ? R Mar01 18094:29 /home/buildslave/slave_as-bldslv8/clang-x86_64-linux-selfhost-abi-test/stage1.install/bin/clang-3.7 -cc1 -triple x86_64-unknown-linux-gnu -emit-obj -disable-free -main-file-name Errno.cpp -mrelocation-model pic -pic-level 2 -mthread-model posix -fmath-errno -masm-verbose -mconstructor-aliases -munwind-tables -fuse-init-array -target-cpu x86-64 -momit-leaf-frame-pointer -dwarf-column-info -ffunction-sections -fdata-sections -coverage-file /home/buildslave/slave_as-bldslv8/clang-x86_64-linux-selfhost-abi-test/stage2/lib/Support/CMakeFiles/LLVMSupport.dir/Errno.cpp.o -resource-dir /home/buildslave/slave_as-bldslv8/clang-x86_64-linux-selfhost-abi-test/stage1.install/bin/../lib/clang/3.7.0 -dependency-file lib/Support/CMakeFiles/LLVMSupport.dir/Errno.cpp.o.d -MT lib/Support/CMakeFiles/LLVMSupport.dir/Errno.cpp.o -D GTEST_HAS_RTTI=0 -D _DEBUG -D _GNU_SOURCE -D __STDC_CONSTANT_MACROS -D __STDC_FORMAT_MACROS -D __STDC_LIMIT_MACROS -U NDEBUG -I lib/Support -I /home/buildslave/slave_as-bldslv8/clang-x86_64-linux-selfhost-abi-test/llvm/lib/Support -I include -I /home/buildslave/slave_as-bldslv8/clang-x86_64-linux-selfhost-abi-test/llvm/include -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../include/c++/4.8 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../include/x86_64-linux-gnu/c++/4.8 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../include/x86_64-linux-gnu/c++/4.8 -internal-isystem /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../include/c++/4.8/backward -internal-isystem /usr/local/include -internal-isystem /home/buildslave/slave_as-bldslv8/clang-x86_64-linux-selfhost-abi-test/stage1.install/bin/../lib/clang/3.7.0/include -internal-externc-isystem /usr/include/x86_64-linux-gnu -internal-externc-isystem /include -internal-externc-isystem /usr/include -O3 -Wall -W -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -Wno-long-long -Wcovered-switch-default -Wnon-virtual-dtor -pedantic -std=c++11 -fdeprecated-macro -fdebug-compilation-dir /home/buildslave/slave_as-bldslv8/clang-x86_64-linux-selfhost-abi-test/stage2 -ferror-limit 19 -fmessage-length 0 -fvisibility-inlines-hidden -mstackrealign -fno-rtti -fobjc-runtime=gcc -fdiagnostics-show-option -fcolor-diagnostics -vectorize-loops -vectorize-slp -o lib/Support/CMakeFiles/LLVMSupport.dir/Errno.cpp.o -x c++ /home/buildslave/slave_as-bldslv8/clang-x86_64-linux-selfhost-abi-test/llvm/lib/Support/Errno.cpp</div></div><div><br></div><div>I would expect that rebooting the bot will resolve the flakiness. </div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Mar 23, 2015 at 1:26 PM, Kostya Serebryany <span dir="ltr"><<a href="mailto:kcc@google.com" target="_blank">kcc@google.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote"><span class="">On Fri, Mar 20, 2015 at 9:59 AM, Galina Kistanova <span dir="ltr"><<a href="mailto:gkistanova@accesssoftek.com" target="_blank">gkistanova@accesssoftek.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Sure I can set you up with the access. That's one of the purposes of having the bots in the lab.<br>
<br>
Just tell me what you are going to do there, so I could figure out the permissions, and when you will be accessing it, so I would stop the builder.<br></blockquote><div><br></div></span><div>I will need the machine to build and run a single C++ test, </div><div>so all I need is the access to the clang binary built on this builder</div><div>and an ability to compile a test using that clang. </div><div>No need to stop the builder. </div><span class=""><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<br>
Please also send me directly the ssh key you will be using.<br></blockquote><div><br></div></span><div>ok! </div><div><div class="h5"><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<br>
Thank you<br>
<span><font color="#888888"><br>
Galina<br>
</font></span><div><div><br>
<br>
-----Original Message-----<br>
From: <a href="mailto:hwennborg@google.com" target="_blank">hwennborg@google.com</a> [mailto:<a href="mailto:hwennborg@google.com" target="_blank">hwennborg@google.com</a>] On Behalf Of Hans Wennborg<br>
Sent: Thursday, March 19, 2015 1:43 PM<br>
To: David Blaikie<br>
Cc: Kostya Serebryany; Galina Kistanova; <a href="mailto:llvm-commits@cs.uiuc.edu" target="_blank">llvm-commits@cs.uiuc.edu</a><br>
Subject: Re: [compiler-rt] r231367 - tsan: fix signal handling during stop-the-world<br>
<br>
I'm hitting this when running 'ninja check-all' on my machine.<br>
<br>
If I just run the individual run line, it doesn't crash though.<br>
<br>
On Mon, Mar 16, 2015 at 11:37 AM, David Blaikie <<a href="mailto:dblaikie@gmail.com" target="_blank">dblaikie@gmail.com</a>> wrote:<br>
> Not my bot (& I seem to have lost my local reproduction - it was failing<br>
> pretty consistently for me last week - perhaps my machine instnalled a<br>
> software update in the interim), +Galina who might have some more info about<br>
> as-bldslv8.<br>
><br>
> On Mon, Mar 16, 2015 at 11:34 AM, Kostya Serebryany <<a href="mailto:kcc@google.com" target="_blank">kcc@google.com</a>> wrote:<br>
>><br>
>><br>
>><br>
>> On Sun, Mar 15, 2015 at 12:34 AM, Dmitry Vyukov <<a href="mailto:dvyukov@google.com" target="_blank">dvyukov@google.com</a>><br>
>> wrote:<br>
>>><br>
>>> On Sun, Mar 15, 2015 at 12:32 AM, David Blaikie <<a href="mailto:dblaikie@gmail.com" target="_blank">dblaikie@gmail.com</a>><br>
>>> wrote:<br>
>>> >> Added:<br>
>>> >> compiler-rt/trunk/test/asan/TestCases/Linux/leak_check_segv.cc<br>
>>> >><br>
>>> >><br>
>>> >> compiler-rt/trunk/test/asan/TestCases/Linux/signal_during_stop_the_world.cc<br>
>>> >><br>
>>> >><br>
>>> >> compiler-rt/trunk/test/sanitizer_common/TestCases/Linux/signal_segv_handler.cc<br>
>>> ><br>
>>> ><br>
>>> > This test appears to be flaky. Failing every second run here:<br>
>>> ><br>
>>> > <a href="http://lab.llvm.org:8011/builders/clang-x86_64-linux-selfhost-abi-test/builds/2871" target="_blank">http://lab.llvm.org:8011/builders/clang-x86_64-linux-selfhost-abi-test/builds/2871</a><br>
>>> > and failing for me locally.<br>
>>><br>
>>><br>
>>> The test does not fail for a bunch of us locally (I run it 5000 times<br>
>>> locally).<br>
>>> Can you please run it locally _without_ any tool? Does it fail?<br>
>><br>
>><br>
>> Yea, we tried reproducing it on multiple machines with no luck.<br>
>> Can we have access to the bot?<br>
</div></div></blockquote></div></div></div><br></div></div>
</blockquote></div><br></div>