ppp

On Monday, August 12, 2013 at 6:54:24 PM UTC-4, Adam wrote:
>
> Ok.  So this one pyramid app I wrote half a year ago is acting up as this 
> group of artists went ahead to release a new art pack.  The app is hitting 
> some infinite loops/deadlocks somewhere and I'm not sure what's going on 
> exactly with it.  I have the following configurations setup at the moment, 
> and am happy to provide anymore information that I can about this 
> environment.  Keep in mind this website was running fine for 6 months and i 
> checked the DB and didn't see anything majorly wrong.
>
> This is what I got when trying to run gdb with the 'thread apply all bt' 
> to the process ID
>
> Thread 19 (Thread 0x7f5635daf700 (LWP 16172)):
>
> #0  0x00007f563fd9f4f3 in select () from /lib64/libc.so.6
>
> #1  0x00007f56406d9154 in apr_sleep () from 
> /usr/local/apache/lib/libapr-1.so.0
>
> #2  0x00007f563c44a118 in wsgi_monitor_thread ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #3  0x00007f56406d8453 in dummy_worker ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #4  0x00007f5640058851 in start_thread () from /lib64/libpthread.so.0
>
> #5  0x00007f563fda690d in clone () from /lib64/libc.so.6
>
>
> Thread 18 (Thread 0x7f563518f700 (LWP 16173)):
>
> #0  0x00007f563fd9f4f3 in select () from /lib64/libc.so.6
>
> #1  0x00007f56406d9154 in apr_sleep () from 
> /usr/local/apache/lib/libapr-1.so.0
>
> #2  0x00007f563c449d72 in wsgi_deadlock_thread ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #3  0x00007f56406d8453 in dummy_worker ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #4  0x00007f5640058851 in start_thread () from /lib64/libpthread.so.0
>
> #5  0x00007f563fda690d in clone () from /lib64/libc.so.6
>
>
> Thread 17 (Thread 0x7f562ffff700 (LWP 16174)):
>
> #0  0x00007f564005c43c in pthread_cond_wait@@GLIBC_2.3.2 ()
>
> ---Type <return> to continue, or q <return> to quit---
>
>    from /lib64/libpthread.so.0
>
> #1  0x00007f56406c8a09 in apr_thread_cond_wait ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #2  0x00007f563c44942e in wsgi_worker_acquire ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #3  0x00007f563c4496ca in wsgi_daemon_worker ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #4  0x00007f563c449c1d in wsgi_daemon_thread ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #5  0x00007f56406d8453 in dummy_worker ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #6  0x00007f5640058851 in start_thread () from /lib64/libpthread.so.0
>
> #7  0x00007f563fda690d in clone () from /lib64/libc.so.6
>
>
> Thread 16 (Thread 0x7f562f5fe700 (LWP 16175)):
>
> #0  0x00007f564005c43c in pthread_cond_wait@@GLIBC_2.3.2 ()
>
>    from /lib64/libpthread.so.0
>
> #1  0x00007f56406c8a09 in apr_thread_cond_wait ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #2  0x00007f563c44942e in wsgi_worker_acquire ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #3  0x00007f563c4496ca in wsgi_daemon_worker ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> ---Type <return> to continue, or q <return> to quit---
>
> #4  0x00007f563c449c1d in wsgi_daemon_thread ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #5  0x00007f56406d8453 in dummy_worker ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #6  0x00007f5640058851 in start_thread () from /lib64/libpthread.so.0
>
> #7  0x00007f563fda690d in clone () from /lib64/libc.so.6
>
>
> Thread 15 (Thread 0x7f562ebfd700 (LWP 16176)):
>
> #0  0x00007f564005c43c in pthread_cond_wait@@GLIBC_2.3.2 ()
>
>    from /lib64/libpthread.so.0
>
> #1  0x00007f56406c8a09 in apr_thread_cond_wait ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #2  0x00007f563c44942e in wsgi_worker_acquire ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #3  0x00007f563c4496ca in wsgi_daemon_worker ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #4  0x00007f563c449c1d in wsgi_daemon_thread ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #5  0x00007f56406d8453 in dummy_worker ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #6  0x00007f5640058851 in start_thread () from /lib64/libpthread.so.0
>
> #7  0x00007f563fda690d in clone () from /lib64/libc.so.6
>
>
> ---Type <return> to continue, or q <return> to quit---
>
> Thread 14 (Thread 0x7f562e1fc700 (LWP 16177)):
>
> #0  0x00007f564005c43c in pthread_cond_wait@@GLIBC_2.3.2 ()
>
>    from /lib64/libpthread.so.0
>
> #1  0x00007f56406c8a09 in apr_thread_cond_wait ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #2  0x00007f563c44942e in wsgi_worker_acquire ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #3  0x00007f563c4496ca in wsgi_daemon_worker ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #4  0x00007f563c449c1d in wsgi_daemon_thread ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #5  0x00007f56406d8453 in dummy_worker ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #6  0x00007f5640058851 in start_thread () from /lib64/libpthread.so.0
>
> #7  0x00007f563fda690d in clone () from /lib64/libc.so.6
>
>
> Thread 13 (Thread 0x7f562d7fb700 (LWP 16178)):
>
> #0  0x00007f564005c43c in pthread_cond_wait@@GLIBC_2.3.2 ()
>
>    from /lib64/libpthread.so.0
>
> #1  0x00007f56406c8a09 in apr_thread_cond_wait ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #2  0x00007f563c44942e in wsgi_worker_acquire ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> ---Type <return> to continue, or q <return> to quit---
>
> #3  0x00007f563c4496ca in wsgi_daemon_worker ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #4  0x00007f563c449c1d in wsgi_daemon_thread ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #5  0x00007f56406d8453 in dummy_worker ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #6  0x00007f5640058851 in start_thread () from /lib64/libpthread.so.0
>
> #7  0x00007f563fda690d in clone () from /lib64/libc.so.6
>
>
> Thread 12 (Thread 0x7f562cdfa700 (LWP 16179)):
>
> #0  0x00007f563fda6f03 in epoll_wait () from /lib64/libc.so.6
>
> #1  0x00007f56406d21a6 in impl_pollset_poll ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #2  0x00007f56406d3c78 in apr_pollset_poll ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #3  0x00007f563c4498a8 in wsgi_daemon_worker ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #4  0x00007f563c449c1d in wsgi_daemon_thread ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #5  0x00007f56406d8453 in dummy_worker ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #6  0x00007f5640058851 in start_thread () from /lib64/libpthread.so.0
>
> #7  0x00007f563fda690d in clone () from /lib64/libc.so.6
>
> ---Type <return> to continue, or q <return> to quit---
>
>
> Thread 11 (Thread 0x7f562c3f9700 (LWP 16180)):
>
> #0  0x00007f564005c43c in pthread_cond_wait@@GLIBC_2.3.2 ()
>
>    from /lib64/libpthread.so.0
>
> #1  0x00007f56406c8a09 in apr_thread_cond_wait ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #2  0x00007f563c44942e in wsgi_worker_acquire ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #3  0x00007f563c4496ca in wsgi_daemon_worker ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #4  0x00007f563c449c1d in wsgi_daemon_thread ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #5  0x00007f56406d8453 in dummy_worker ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #6  0x00007f5640058851 in start_thread () from /lib64/libpthread.so.0
>
> #7  0x00007f563fda690d in clone () from /lib64/libc.so.6
>
>
> Thread 10 (Thread 0x7f562b9f8700 (LWP 16181)):
>
> #0  0x00007f564005c43c in pthread_cond_wait@@GLIBC_2.3.2 ()
>
>    from /lib64/libpthread.so.0
>
> #1  0x00007f56406c8a09 in apr_thread_cond_wait ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #2  0x00007f563c44942e in wsgi_worker_acquire ()
>
> ---Type <return> to continue, or q <return> to quit---
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #3  0x00007f563c4496ca in wsgi_daemon_worker ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #4  0x00007f563c449c1d in wsgi_daemon_thread ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #5  0x00007f56406d8453 in dummy_worker ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #6  0x00007f5640058851 in start_thread () from /lib64/libpthread.so.0
>
> #7  0x00007f563fda690d in clone () from /lib64/libc.so.6
>
>
> Thread 9 (Thread 0x7f562aff7700 (LWP 16182)):
>
> #0  0x00007f564005c43c in pthread_cond_wait@@GLIBC_2.3.2 ()
>
>    from /lib64/libpthread.so.0
>
> #1  0x00007f56406c8a09 in apr_thread_cond_wait ()
>
>    from /usr/local/apache/lib/libapr-1.so.0
>
> #2  0x00007f563c44942e in wsgi_worker_acquire ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #3  0x00007f563c4496ca in wsgi_daemon_worker ()
>
>    from /usr/local/apache/modules/mod_wsgi.so
>
> #4
>
> ...

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