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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">Hi Daniel and Rafael,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">I've noticed that after the switch to multiprocessing, clang-amd64-openbsd (</span><a href="http://lab.llvm.org:8011/builders/clang-amd64-openbsd/builds/2019">http://lab.llvm.org:8011/builders/clang-amd64-openbsd/builds/2019</a>)
<span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">has stopped running tests. Buildbot probably didn't send out an email because the previous build failed for different reasons (4 unexpected failures in check-all) so I thought I ought to let
you know.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">From the stdio for check-all:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black">Making lit.site.cfg for Clang extra tools...<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black">make[2]: Leaving directory `/buildbot-llvm/clang-openbsd/llvm/tools/clang/tools/extra/test'<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black">( ulimit -t 600 ; ulimit -d 512000 ; ulimit -m 512000 ; ulimit -s 8192 ; \<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black"> /usr/local/bin/python2.7 /buildbot-llvm/clang-openbsd/llvm/utils/lit/lit.py -v -j 2 . /buildbot-llvm/clang-openbsd/llvm/test/../tools/clang/test /buildbot-llvm/clang-openbsd/llvm/test/../tools/clang/tools/extra/test
)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red">lit.py: <string>:187: note: using clang: '/buildbot-llvm/clang-openbsd/llvm/Release+Asserts/bin/clang'<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red">lit.py: <string>:180: note: using clang: '/buildbot-llvm/clang-openbsd/llvm/Release+Asserts/bin/clang'<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red">lit.py: discovery.py:190: warning: test suite 'Extra Tools Unit Tests' contained no tests<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black">-- Testing: 15823 tests, 2 threads --<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red">Traceback (most recent call last):<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red"> File "/buildbot-llvm/clang-openbsd/llvm/utils/lit/lit.py", line 5, in <module><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red"> lit.main()<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red"> File "/buildbot-llvm/clang-openbsd/llvm/utils/lit/lit/main.py", line 327, in main<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red"> opts.useProcesses)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red"> File "/buildbot-llvm/clang-openbsd/llvm/utils/lit/lit/run.py", line 220, in execute_tests<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red"> canceled_flag = multiprocessing.Value('i', 0)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red"> File "/usr/local/lib/python2.7/multiprocessing/__init__.py", line 253, in Value<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red"> return Value(typecode_or_type, *args, **kwds)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red"> File "/usr/local/lib/python2.7/multiprocessing/sharedctypes.py", line 103, in Value<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red"> lock = RLock()<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red"> File "/usr/local/lib/python2.7/multiprocessing/__init__.py", line 182, in RLock<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red"> from multiprocessing.synchronize import RLock<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red"> File "/usr/local/lib/python2.7/multiprocessing/synchronize.py", line 59, in <module><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red"> " function, see issue 3770.")<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red">ImportError: This platform lacks a functioning sem_open implementation, therefore, the required synchronization primitives needed will not function, see issue 3770.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red">make[1]: *** [check-local-all] Error 1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:black">make[1]: Leaving directory `/buildbot-llvm/clang-openbsd/llvm/test'<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Courier New";color:red">make: *** [check-all] Error 2</span><span style="font-size:10.0pt;font-family:"Courier New";color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> llvm-commits-bounces@cs.uiuc.edu [mailto:llvm-commits-bounces@cs.uiuc.edu]
<b>On Behalf Of </b>Daniel Dunbar<br>
<b>Sent:</b> 24 October 2013 00:53<br>
<b>To:</b> Rafael Espíndola<br>
<b>Cc:</b> llvm-commits<br>
<b>Subject:</b> Re: [llvm] r193279 - [lit] Use multiprocessing based parallelism by default, on Unix.<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Oh, thanks!<o:p></o:p></p>
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<p class="MsoNormal"><br>
On Wednesday, October 23, 2013, Rafael Espíndola wrote:<o:p></o:p></p>
<p class="MsoNormal">> group.add_option("", "--use-processes", dest="useProcesses",<br>
> help="Run tests in parallel with processes (not threads)",<br>
> - action="store_true", default=False)<br>
> + action="store_true", default=useProcessesIsDefault)<br>
> group.add_option("", "--use-threads", dest="useProcesses",<br>
> help="Run tests in parallel with threads (not processes)",<br>
> - action="store_false", default=False)<br>
> + action="store_false", default=not useProcessesIsDefault)<br>
> parser.add_option_group(group)<br>
<br>
Having two options pointing to the same variable with different<br>
defaults is odd. I was still getting multitherading on linux. I fixed<br>
this in r193282 and multiprocessing is now being used by default.<br>
<br>
Cheers,<br>
Rafael<o:p></o:p></p>
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<p class="MsoNormal"><br>
<br>
-- <br>
- Daniel<o:p></o:p></p>
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