46 Thread 0x7f7ac778b700 (LWP 2133)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  45 Thread 0x7f7ac770f700 (LWP 2134)  0x00007f7ac72e2113 in poll () from /lib/libc.so.6
  44 Thread 0x7f7ac7693700 (LWP 2135)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  43 Thread 0x7f7ac5d96700 (LWP 2231)  0x00007f7ac72e2113 in poll () from /lib/libc.so.6
  42 Thread 0x7f7ac5d1a700 (LWP 2232)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  41 Thread 0x7f7ac5c9e700 (LWP 2233)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  40 Thread 0x7f7ac5c22700 (LWP 2255)  0x00007f7ac72e2113 in poll () from /lib/libc.so.6
  39 Thread 0x7f7ac5ba6700 (LWP 2258)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  38 Thread 0x7f7ac5b2a700 (LWP 2287)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  37 Thread 0x7f7ac5aae700 (LWP 2288)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  36 Thread 0x7f7ac582f700 (LWP 2289)  0x00007f7ac72e2113 in poll () from /lib/libc.so.6
  35 Thread 0x7f7ac4f80700 (LWP 2363)  0x00007f7ac72e2113 in poll () from /lib/libc.so.6
  34 Thread 0x7f7ac446b700 (LWP 2364)  0x00007f7ac6ab94d9 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  33 Thread 0x7f7ac41e2700 (LWP 2365)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  32 Thread 0x7f7ac4166700 (LWP 2366)  0x00007f7ac72e2113 in poll () from /lib/libc.so.6
  31 Thread 0x7f7aa8006700 (LWP 2367)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  30 Thread 0x7f7aa7f8a700 (LWP 2368)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  29 Thread 0x7f7aa7f0e700 (LWP 2369)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  28 Thread 0x7f7aa7e92700 (LWP 2370)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  27 Thread 0x7f7aa7e16700 (LWP 2371)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  26 Thread 0x7f7aa7d9a700 (LWP 2372)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  25 Thread 0x7f7aa7d1e700 (LWP 2373)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  24 Thread 0x7f7aa7ca2700 (LWP 2374)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  23 Thread 0x7f7aa7c26700 (LWP 2375)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  22 Thread 0x7f7aa7baa700 (LWP 2376)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  21 Thread 0x7f7aa7b2e700 (LWP 2377)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  20 Thread 0x7f7aa7ab2700 (LWP 2378)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  19 Thread 0x7f7aa7a36700 (LWP 2379)  0x00007f7ac72e2113 in poll () from /lib/libc.so.6
  18 Thread 0x7f7aa79ba700 (LWP 2380)  0x00007f7ac72e2113 in poll () from /lib/libc.so.6
  17 Thread 0x7f7aa793e700 (LWP 2381)  0x00007f7ac6abbbe4 in __lll_lock_wait () from /lib/libpthread.so.0
  16 Thread 0x7f7aa78c2700 (LWP 2382)  0x00007f7ac72edbed in accept () from /lib/libc.so.6
  15 Thread 0x7f7aa7846700 (LWP 2383)  0x00007f7ac72e2113 in poll () from /lib/libc.so.6
  14 Thread 0x7f7aa77ca700 (LWP 2384)  0x00007f7ac72e2113 in poll () from /lib/libc.so.6
  13 Thread 0x7f7aa774e700 (LWP 2392)  0x00007f7ac72e2113 in poll () from /lib/libc.so.6
  12 Thread 0x7f7aa76d2700 (LWP 2393)  0x00007f7ac72be78d in nanosleep () from /lib/libc.so.6
  11 Thread 0x7f7aa7656700 (LWP 2394)  0x00007f7ac72e2113 in poll () from /lib/libc.so.6
  10 Thread 0x7f7aa75da700 (LWP 2395)  0x00007f7ac72be78d in nanosleep () from /lib/libc.so.6
  9 Thread 0x7f7aa755e700 (LWP 2396)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  8 Thread 0x7f7aa74e2700 (LWP 2397)  0x00007f7ac72e2113 in poll () from /lib/libc.so.6
  7 Thread 0x7f7aa7466700 (LWP 2398)  0x00007f7ac72be78d in nanosleep () from /lib/libc.so.6
  6 Thread 0x7f7aa73ea700 (LWP 2399)  0x00007f7ac72be78d in nanosleep () from /lib/libc.so.6
  5 Thread 0x7f7aa736e700 (LWP 2400)  0x00007f7ac6ab916c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
  4 Thread 0x7f7aa72f2700 (LWP 53740)  0x00007f7ac72e2113 in poll () from /lib/libc.so.6
  3 Thread 0x7f7aa7086700 (LWP 53827)  0x00007f7ac72e0ebd in read () from /lib/libc.so.6
  2 Thread 0x7f7aa6f8e700 (LWP 54105)  0x00007f7ac6abbbe4 in __lll_lock_wait () from /lib/libpthread.so.0
* 1 Thread 0x7f7ac778d700 (LWP 2131)  0x00007f7ac72e2113 in poll () from /lib/libc.so.6