Just hit this again today.
(gdb) info threads 10 Thread 1082132800 (LWP 15704) 0xffffffffff600410 in ?? () * 9 Thread 1090525504 (LWP 15705) 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 8 Thread 1098918208 (LWP 15706) 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 7 Thread 1107310912 (LWP 15707) 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 6 Thread 1115703616 (LWP 32142) 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 5 Thread 1124096320 (LWP 1167) 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 4 Thread 1132489024 (LWP 1168) 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 3 Thread 1140881728 (LWP 1431) 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 2 Thread 1149274432 (LWP 1432) 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 1 Thread 46912515736208 (LWP 15700) 0x00000038dcc074e5 in pthread_join () from /lib64/libpthread.so.0 (gdb) thread 10 [Switching to thread 10 (Thread 1082132800 (LWP 15704))]#0 0xffffffffff600410 in ?? () (gdb) bt #0 0xffffffffff600410 in ?? () #1 0x00000038dc0862dd in time () from /lib64/libc.so.6 #2 0x0000000000428530 in slapd_daemon_task (ptr=0x0) at daemon.c:2033 #3 0x00000038dcc061b5 in start_thread () from /lib64/libpthread.so.0 #4 0x00000038dc0cd36d in clone () from /lib64/libc.so.6 #5 0x0000000000000000 in ?? () (gdb) thread 9 [Switching to thread 9 (Thread 1090525504 (LWP 15705))]#0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 (gdb) bt #0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 #1 0x00000038dcc087c4 in _L_mutex_lock_107 () from /lib64/libpthread.so.0 #2 0x00000038dcc08263 in pthread_mutex_lock () from /lib64/libpthread.so.0 #3 0x00002aaaaad1685e in ldap_pvt_thread_mutex_lock (mutex=0x7f7fa58) at thr_posix.c:333 #4 0x00002aaaae660500 in accesslog_op_mod (op=0xc48fc00, rs=0x41000d00) at accesslog.c:1236 #5 0x00000000004a0cfe in overlay_op_walk (op=0xc48fc00, rs=0x41000d00, which=op_delete, oi=0x7f86c40, on=0x7f868c0) at backover.c:640 #6 0x00000000004a0f90 in over_op_func (op=0xc48fc00, rs=0x41000d00, which=op_delete) at backover.c:702 #7 0x00000000004a10da in over_op_delete (op=0xc48fc00, rs=0x41000d00) at backover.c:754 #8 0x000000000044c4f9 in fe_op_delete (op=0xc48fc00, rs=0x41000d00) at delete.c:179 #9 0x000000000044c126 in do_delete (op=0xc48fc00, rs=0x41000d00) at delete.c:91 #10 0x000000000042c2da in connection_operation (ctx=0x41000de0, arg_v=0xc48fc00) at connection.c:1133 #11 0x00002aaaaad154ba in ldap_int_thread_pool_wrapper (xpool=0x7c0ff00) at tpool.c:478 #12 0x00000038dcc061b5 in start_thread () from /lib64/libpthread.so.0 #13 0x00000038dc0cd36d in clone () from /lib64/libc.so.6 #14 0x0000000000000000 in ?? () (gdb) thread 8 [Switching to thread 8 (Thread 1098918208 (LWP 15706))]#0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 (gdb) bt #0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 #1 0x00000038dcc087c4 in _L_mutex_lock_107 () from /lib64/libpthread.so.0 #2 0x00000038dcc08263 in pthread_mutex_lock () from /lib64/libpthread.so.0 #3 0x00002aaaaad1685e in ldap_pvt_thread_mutex_lock (mutex=0x7f7fa58) at thr_posix.c:333 #4 0x00002aaaae660500 in accesslog_op_mod (op=0xd5f7600, rs=0x41801ca0) at accesslog.c:1236 #5 0x00000000004a0cfe in overlay_op_walk (op=0xd5f7600, rs=0x41801ca0, which=op_delete, oi=0x7f86c40, on=0x7f868c0) at backover.c:640 #6 0x00000000004a0f90 in over_op_func (op=0xd5f7600, rs=0x41801ca0, which=op_delete) at backover.c:702 #7 0x00000000004a10da in over_op_delete (op=0xd5f7600, rs=0x41801ca0) at backover.c:754 #8 0x000000000044c4f9 in fe_op_delete (op=0xd5f7600, rs=0x41801ca0) at delete.c:179 #9 0x000000000044c126 in do_delete (op=0xd5f7600, rs=0x41801ca0) at delete.c:91 #10 0x000000000042c2da in connection_operation (ctx=0x41801de0, arg_v=0xd5f7600) at connection.c:1133 #11 0x000000000042c7b0 in connection_read_thread (ctx=0x41801de0, argv=0x1d) at connection.c:1261 #12 0x00002aaaaad154ba in ldap_int_thread_pool_wrapper (xpool=0x7c0ff00) at tpool.c:478 #13 0x00000038dcc061b5 in start_thread () from /lib64/libpthread.so.0 #14 0x00000038dc0cd36d in clone () from /lib64/libc.so.6 #15 0x0000000000000000 in ?? () (gdb) thread 7 [Switching to thread 7 (Thread 1107310912 (LWP 15707))]#0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 (gdb) bt #0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 #1 0x00000038dcc087c4 in _L_mutex_lock_107 () from /lib64/libpthread.so.0 #2 0x00000038dcc08263 in pthread_mutex_lock () from /lib64/libpthread.so.0 #3 0x00002aaaaad1685e in ldap_pvt_thread_mutex_lock (mutex=0x7f7fa58) at thr_posix.c:333 #4 0x00002aaaae660500 in accesslog_op_mod (op=0xc48f900, rs=0x42002ca0) at accesslog.c:1236 #5 0x00000000004a0cfe in overlay_op_walk (op=0xc48f900, rs=0x42002ca0, which=op_delete, oi=0x7f86c40, on=0x7f868c0) at backover.c:640 #6 0x00000000004a0f90 in over_op_func (op=0xc48f900, rs=0x42002ca0, which=op_delete) at backover.c:702 #7 0x00000000004a10da in over_op_delete (op=0xc48f900, rs=0x42002ca0) at backover.c:754 #8 0x000000000044c4f9 in fe_op_delete (op=0xc48f900, rs=0x42002ca0) at delete.c:179 #9 0x000000000044c126 in do_delete (op=0xc48f900, rs=0x42002ca0) at delete.c:91 #10 0x000000000042c2da in connection_operation (ctx=0x42002de0, arg_v=0xc48f900) at connection.c:1133 #11 0x000000000042c7b0 in connection_read_thread (ctx=0x42002de0, argv=0x1c) at connection.c:1261 #12 0x00002aaaaad154ba in ldap_int_thread_pool_wrapper (xpool=0x7c0ff00) at tpool.c:478 #13 0x00000038dcc061b5 in start_thread () from /lib64/libpthread.so.0 #14 0x00000038dc0cd36d in clone () from /lib64/libc.so.6 #15 0x0000000000000000 in ?? () (gdb) thread 6 [Switching to thread 6 (Thread 1115703616 (LWP 32142))]#0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 (gdb) bt #0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 #1 0x00000038dcc087c4 in _L_mutex_lock_107 () from /lib64/libpthread.so.0 #2 0x00000038dcc08263 in pthread_mutex_lock () from /lib64/libpthread.so.0 #3 0x00002aaaaad1685e in ldap_pvt_thread_mutex_lock (mutex=0x7f7fa58) at thr_posix.c:333 #4 0x00002aaaae660500 in accesslog_op_mod (op=0xb20ac00, rs=0x42803d00) at accesslog.c:1236 #5 0x00000000004a0cfe in overlay_op_walk (op=0xb20ac00, rs=0x42803d00, which=op_delete, oi=0x7f86c40, on=0x7f868c0) at backover.c:640 #6 0x00000000004a0f90 in over_op_func (op=0xb20ac00, rs=0x42803d00, which=op_delete) at backover.c:702 #7 0x00000000004a10da in over_op_delete (op=0xb20ac00, rs=0x42803d00) at backover.c:754 #8 0x000000000044c4f9 in fe_op_delete (op=0xb20ac00, rs=0x42803d00) at delete.c:179 #9 0x000000000044c126 in do_delete (op=0xb20ac00, rs=0x42803d00) at delete.c:91 #10 0x000000000042c2da in connection_operation (ctx=0x42803de0, arg_v=0xb20ac00) at connection.c:1133 #11 0x00002aaaaad154ba in ldap_int_thread_pool_wrapper (xpool=0x7c0ff00) at tpool.c:478 #12 0x00000038dcc061b5 in start_thread () from /lib64/libpthread.so.0 #13 0x00000038dc0cd36d in clone () from /lib64/libc.so.6 #14 0x0000000000000000 in ?? () (gdb) thread 5 [Switching to thread 5 (Thread 1124096320 (LWP 1167))]#0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 (gdb) bt #0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 #1 0x00000038dcc087c4 in _L_mutex_lock_107 () from /lib64/libpthread.so.0 #2 0x00000038dcc08263 in pthread_mutex_lock () from /lib64/libpthread.so.0 #3 0x00002aaaaad1685e in ldap_pvt_thread_mutex_lock (mutex=0x7f7fa58) at thr_posix.c:333 #4 0x00002aaaae660500 in accesslog_op_mod (op=0xd5f7c00, rs=0x43004d00) at accesslog.c:1236 #5 0x00000000004a0cfe in overlay_op_walk (op=0xd5f7c00, rs=0x43004d00, which=op_delete, oi=0x7f86c40, on=0x7f868c0) at backover.c:640 #6 0x00000000004a0f90 in over_op_func (op=0xd5f7c00, rs=0x43004d00, which=op_delete) at backover.c:702 #7 0x00000000004a10da in over_op_delete (op=0xd5f7c00, rs=0x43004d00) at backover.c:754 #8 0x000000000044c4f9 in fe_op_delete (op=0xd5f7c00, rs=0x43004d00) at delete.c:179 #9 0x000000000044c126 in do_delete (op=0xd5f7c00, rs=0x43004d00) at delete.c:91 #10 0x000000000042c2da in connection_operation (ctx=0x43004de0, arg_v=0xd5f7c00) at connection.c:1133 #11 0x00002aaaaad154ba in ldap_int_thread_pool_wrapper (xpool=0x7c0ff00) at tpool.c:478 #12 0x00000038dcc061b5 in start_thread () from /lib64/libpthread.so.0 #13 0x00000038dc0cd36d in clone () from /lib64/libc.so.6 #14 0x0000000000000000 in ?? () (gdb) thread 4 [Switching to thread 4 (Thread 1132489024 (LWP 1168))]#0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 (gdb) bt #0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 #1 0x00000038dcc087c4 in _L_mutex_lock_107 () from /lib64/libpthread.so.0 #2 0x00000038dcc08263 in pthread_mutex_lock () from /lib64/libpthread.so.0 #3 0x00002aaaaad1685e in ldap_pvt_thread_mutex_lock (mutex=0x7f7fa58) at thr_posix.c:333 #4 0x00002aaaae660500 in accesslog_op_mod (op=0xd5f7900, rs=0x43805ca0) at accesslog.c:1236 #5 0x00000000004a0cfe in overlay_op_walk (op=0xd5f7900, rs=0x43805ca0, which=op_delete, oi=0x7f86c40, on=0x7f868c0) at backover.c:640 #6 0x00000000004a0f90 in over_op_func (op=0xd5f7900, rs=0x43805ca0, which=op_delete) at backover.c:702 #7 0x00000000004a10da in over_op_delete (op=0xd5f7900, rs=0x43805ca0) at backover.c:754 #8 0x000000000044c4f9 in fe_op_delete (op=0xd5f7900, rs=0x43805ca0) at delete.c:179 #9 0x000000000044c126 in do_delete (op=0xd5f7900, rs=0x43805ca0) at delete.c:91 #10 0x000000000042c2da in connection_operation (ctx=0x43805de0, arg_v=0xd5f7900) at connection.c:1133 #11 0x000000000042c7b0 in connection_read_thread (ctx=0x43805de0, argv=0x1d) at connection.c:1261 #12 0x00002aaaaad154ba in ldap_int_thread_pool_wrapper (xpool=0x7c0ff00) at tpool.c:478 #13 0x00000038dcc061b5 in start_thread () from /lib64/libpthread.so.0 #14 0x00000038dc0cd36d in clone () from /lib64/libc.so.6 #15 0x0000000000000000 in ?? () (gdb) thread 3 [Switching to thread 3 (Thread 1140881728 (LWP 1431))]#0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 (gdb) bt #0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 #1 0x00000038dcc087c4 in _L_mutex_lock_107 () from /lib64/libpthread.so.0 #2 0x00000038dcc08263 in pthread_mutex_lock () from /lib64/libpthread.so.0 #3 0x00002aaaaad1685e in ldap_pvt_thread_mutex_lock (mutex=0x7f7fa58) at thr_posix.c:333 #4 0x00002aaaae660500 in accesslog_op_mod (op=0xd955c00, rs=0x44006d00) at accesslog.c:1236 #5 0x00000000004a0cfe in overlay_op_walk (op=0xd955c00, rs=0x44006d00, which=op_delete, oi=0x7f86c40, on=0x7f868c0) at backover.c:640 #6 0x00000000004a0f90 in over_op_func (op=0xd955c00, rs=0x44006d00, which=op_delete) at backover.c:702 #7 0x00000000004a10da in over_op_delete (op=0xd955c00, rs=0x44006d00) at backover.c:754 #8 0x000000000044c4f9 in fe_op_delete (op=0xd955c00, rs=0x44006d00) at delete.c:179 #9 0x000000000044c126 in do_delete (op=0xd955c00, rs=0x44006d00) at delete.c:91 #10 0x000000000042c2da in connection_operation (ctx=0x44006de0, arg_v=0xd955c00) at connection.c:1133 #11 0x00002aaaaad154ba in ldap_int_thread_pool_wrapper (xpool=0x7c0ff00) at tpool.c:478 #12 0x00000038dcc061b5 in start_thread () from /lib64/libpthread.so.0 #13 0x00000038dc0cd36d in clone () from /lib64/libc.so.6 #14 0x0000000000000000 in ?? () (gdb) thread 2 [Switching to thread 2 (Thread 1149274432 (LWP 1432))]#0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 (gdb) bt #0 0x00000038dcc0c758 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 #1 0x00000038dcc087c4 in _L_mutex_lock_107 () from /lib64/libpthread.so.0 #2 0x00000038dcc08263 in pthread_mutex_lock () from /lib64/libpthread.so.0 #3 0x00002aaaaad1685e in ldap_pvt_thread_mutex_lock (mutex=0x7f7fa58) at thr_posix.c:333 #4 0x00002aaaae660500 in accesslog_op_mod (op=0xd955900, rs=0x44807ca0) at accesslog.c:1236 #5 0x00000000004a0cfe in overlay_op_walk (op=0xd955900, rs=0x44807ca0, which=op_delete, oi=0x7f86c40, on=0x7f868c0) at backover.c:640 #6 0x00000000004a0f90 in over_op_func (op=0xd955900, rs=0x44807ca0, which=op_delete) at backover.c:702 #7 0x00000000004a10da in over_op_delete (op=0xd955900, rs=0x44807ca0) at backover.c:754 #8 0x000000000044c4f9 in fe_op_delete (op=0xd955900, rs=0x44807ca0) at delete.c:179 #9 0x000000000044c126 in do_delete (op=0xd955900, rs=0x44807ca0) at delete.c:91 #10 0x000000000042c2da in connection_operation (ctx=0x44807de0, arg_v=0xd955900) at connection.c:1133 #11 0x000000000042c7b0 in connection_read_thread (ctx=0x44807de0, argv=0x1e) at connection.c:1261 #12 0x00002aaaaad154ba in ldap_int_thread_pool_wrapper (xpool=0x7c0ff00) at tpool.c:478 #13 0x00000038dcc061b5 in start_thread () from /lib64/libpthread.so.0 #14 0x00000038dc0cd36d in clone () from /lib64/libc.so.6 #15 0x0000000000000000 in ?? () (gdb) thread 1 [Switching to thread 1 (Thread 46912515736208 (LWP 15700))]#0 0x00000038dcc074e5 in pthread_join () from /lib64/libpthread.so.0 (gdb) bt #0 0x00000038dcc074e5 in pthread_join () from /lib64/libpthread.so.0 #1 0x00002aaaaad16767 in ldap_pvt_thread_join (thread=1082132800, thread_return=0x0) at thr_posix.c:193 #2 0x0000000000429bd3 in slapd_daemon () at daemon.c:2579 #3 0x0000000000412113 in main (argc=10, argv=0x7fffd07d4fe8) at main.c:859
--Quanah
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Quanah Gibson-Mount Principal Software Engineer Zimbra, Inc -------------------- Zimbra :: the leader in open source messaging and collaboration