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Re: SLAPD lockups (ITS#3321)




--On Tuesday, September 07, 2004 6:12 AM +0000 openldap-its@OpenLDAP.org 
wrote:

A second server has done this tonight.

Backtrace is similar:

(gdb) thr apply all bt

Thread 27 (Thread 14        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1

Thread 26 (Thread 13        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1

Thread 25 (Thread 12        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1

Thread 24 (Thread 11        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1

Thread 23 (Thread 10        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec7b150 in _mutex_adaptive_lock () from /usr/lib/libthread.so.1

Thread 22 (Thread 8        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1

Thread 21 (Thread 7        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec7b150 in _mutex_adaptive_lock () from /usr/lib/libthread.so.1

Thread 20 (Thread 6        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1

Thread 19 (Thread 5        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1

Thread 18 (Thread 4        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec783c4 in _ti_cond_wait () from /usr/lib/libthread.so.1

Thread 17 (Thread 3        ):
#0  0xfec7ddbc in _reap_wait () from /usr/lib/libthread.so.1
#1  0xfec7db1c in _reaper () from /usr/lib/libthread.so.1
#2  0xfec8b730 in _thread_start () from /usr/lib/libthread.so.1

Thread 16 (Thread 2 (LWP 2)):
#0  0xfed9e9a4 in _signotifywait () from /usr/lib/libc.so.1
#1  0xfec7ed5c in _dynamiclwps () from /usr/lib/libthread.so.1
#2  0xfec82038 in thr_yield () from /usr/lib/libthread.so.1
#3  0x00000008 in ?? ()

Thread 15 (Thread 1        ):
#0  0xfec7de14 in _reap_wait_cancel () from /usr/lib/libthread.so.1
#1  0xfec800a8 in _thrp_join () from /usr/lib/libthread.so.1
#2  0xff320984 in ldap_pvt_thread_join (thread=0, thread_return=0x12) at 
thr_posix.c:165

Thread 14 (LWP    2        ):
#0  0xfed9e9a4 in _signotifywait () from /usr/lib/libc.so.1
#1  0xfec7ed5c in _dynamiclwps () from /usr/lib/libthread.so.1
#2  0xfec82038 in thr_yield () from /usr/lib/libthread.so.1
#3  0x00000008 in ?? ()

Thread 13 (LWP    3        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec7b150 in _mutex_adaptive_lock () from /usr/lib/libthread.so.1

Thread 12 (LWP    4        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1

Thread 11 (LWP    5        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1

Thread 10 (LWP    6        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1

Thread 9 (LWP    7        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1

Thread 8 (LWP    8        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1

Thread 7 (LWP    9        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1

Thread 6 (LWP    10        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1

Thread 5 (LWP    11        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec7b150 in _mutex_adaptive_lock () from /usr/lib/libthread.so.1

Thread 4 (LWP    12        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec783c4 in _ti_cond_wait () from /usr/lib/libthread.so.1

Thread 3 (LWP    13        ):
#0  0xfec89770 in private___lwp_cond_wait () from /usr/lib/libthread.so.1
#1  0xfec790b4 in _age () from /usr/lib/libthread.so.1
#2  0xfec7a748 in _lwp_start () from /usr/lib/libthread.so.1
#3  0xfec82038 in thr_yield () from /usr/lib/libthread.so.1

Thread 2 (Thread 9        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1

Thread 1 (LWP    1        ):
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1
#1  0xfec79acc in _park () from /usr/lib/libthread.so.1
#2  0xfec79794 in _swtch () from /usr/lib/libthread.so.1
#3  0xfec78274 in cond_wait () from /usr/lib/libthread.so.1
#0  0xfed9f054 in _lwp_sema_wait () from /usr/lib/libc.so.1

--Quanah

--
Quanah Gibson-Mount
Principal Software Developer
ITSS/Shared Services
Stanford University
GnuPG Public Key: http://www.stanford.edu/~quanah/pgp.html