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Re: (ITS#2610)

To: openldap-its@OpenLDAP.org
Subject: Re: (ITS#2610)
From: jongchoi@OpenLDAP.org
Date: Tue, 1 Jul 2003 20:33:26 GMT
How long did you let it run before you gather the trace ?
- Jong

----- Original Message -----
From: <edg72@home.nl>
To: <openldap-its@OpenLDAP.org>
Sent: Tuesday, July 01, 2003 4:03 PM
Subject: (ITS#2610)


> Jong,
>
> (sorry for this huge post)
>
> I've tried OpenLDAP HEAD, including Howard's patch, but I don't see any
> improvement when running test008.  The test was executed on an Athlon 1GHz
> with a 40GB UDMA IDE disk running under SuSE Linux 8.2, glibc 2.3.2. My
guess
> is that the problem gets worse on slower hardware.
>
> Here is the output of db_stat -c on the test-db:
>
> *********************
> 62      Last allocated locker ID.
> 2147M   Current maximum unused locker ID.
> 9       Number of lock modes.
> 1000    Maximum number of locks possible.
> 1000    Maximum number of lockers possible.
> 1000    Maximum number of lock objects possible.
> 20      Number of current locks.
> 47      Maximum number of locks at any one time.
> 51      Number of current lockers.
> 61      Maximum number of lockers at any one time.
> 17      Number of current lock objects.
> 30      Maximum number of lock objects at any one time.
> 105092  Total number of locks requested.
> 104755  Total number of locks released.
> 0       Total number of lock requests failing because DB_LOCK_NOWAIT was
set.
> 741     Total number of locks not immediately available due to conflicts.
> 235     Number of deadlocks.
> 0       Lock timeout value.
> 0       Number of locks that have timed out.
> 0       Transaction timeout value.
> 0       Number of transactions that have timed out.
> 360KB   The size of the lock region..
> 0       The number of region locks granted after waiting.
> 144735  The number of region locks granted without waiting.
> *********************
>
> Here is the output of GDB attached to slapd while running the test:
>
> *********************
> CC365526-A:/var/tmp/openldap-2.1.22 # gdb
/usr/local/openldap/libexec/slapd
> 29374
> GNU gdb 5.3
> Copyright 2002 Free Software Foundation, Inc.
> GDB is free software, covered by the GNU General Public License, and you
are
> welcome to change it and/or distribute copies of it under certain
conditions.
> Type "show copying" to see the conditions.
> There is absolutely no warranty for GDB.  Type "show warranty" for
details.
> This GDB was configured as "i586-suse-linux"...
> Attaching to program: /usr/local/openldap/libexec/slapd, process 29374
> Reading symbols from /lib/libresolv.so.2...done.
> Loaded symbols for /lib/libresolv.so.2
> Reading symbols from /lib/libdl.so.2...done.
> Loaded symbols for /lib/libdl.so.2
> Reading symbols from /lib/libpthread.so.0...done.
> [New Thread 16384 (LWP 29340)]
> [New Thread 32769 (LWP 29343)]
> [New Thread 16386 (LWP 29344)]
> [New Thread 32771 (LWP 29346)]
> [New Thread 49156 (LWP 29366)]
> [New Thread 65541 (LWP 29367)]
> [New Thread 81926 (LWP 29368)]
> [New Thread 98311 (LWP 29369)]
> [New Thread 114696 (LWP 29370)]
> [New Thread 131081 (LWP 29371)]
> [New Thread 147466 (LWP 29372)]
> [New Thread 163851 (LWP 29373)]
> [New Thread 180236 (LWP 29374)]
> [New Thread 196621 (LWP 29375)]
> [New Thread 213006 (LWP 29376)]
> [New Thread 229391 (LWP 29377)]
> [New Thread 245776 (LWP 29378)]
> [New Thread 262161 (LWP 29379)]
> [New Thread 278546 (LWP 29380)]
> Loaded symbols for /lib/libpthread.so.0
> Reading symbols from /lib/libc.so.6...done.
> Loaded symbols for /lib/libc.so.6
> Reading symbols from /lib/ld-linux.so.2...done.
> Loaded symbols for /lib/ld-linux.so.2
> Reading symbols from /lib/libnss_files.so.2...done.
> Loaded symbols for /lib/libnss_files.so.2
> 0x40153f57 in sched_yield () from /lib/libc.so.6
> (gdb) thread apply all bt
>
> Thread 19 (Thread 278546 (LWP 29380)):
> #0  0x400b3548 in sigsuspend () from /lib/libc.so.6
> #1  0x40042228 in __pthread_wait_for_restart_signal () from
> /lib/libpthread.so.0
> #2  0x4003ed80 in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0
> #3  0x080ad959 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:452
> #4  0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 18 (Thread 262161 (LWP 29379)):
> #0  0x400b3548 in sigsuspend () from /lib/libc.so.6
> #1  0x40042228 in __pthread_wait_for_restart_signal () from
> /lib/libpthread.so.0
> #2  0x4003ed80 in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0
> #3  0x080ad959 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:452
> #4  0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 17 (Thread 245776 (LWP 29378)):
> #0  0x40153f57 in sched_yield () from /lib/libc.so.6
> #1  0x0813c901 in __os_yield ()
> #2  0x08105743 in __db_tas_mutex_lock ()
> #3  0x080e68d7 in __lock_get_internal ()
> #4  0x080e5c21 in __lock_vec ()
> #5  0x08123a58 in __db_lget ()
> #6  0x08109c1b in __bam_search ()
> #7  0x0814195e in __bam_c_search ()
> #8  0x0813ea44 in __bam_c_get ()
> #9  0x0811c58e in __db_c_get ()
> #10 0x08116ed8 in __db_get ()
> #11 0x0809bcd0 in bdb_dn2id (op=0x81d73b0, txn=0x81e8608, dn=0x473ef4f8,
> ei=0x473ef4ec) at dn2id.c:326
> #12 0x080989a1 in bdb_cache_find_ndn (op=0x81d73b0, txn=0x81e8608,
> ndn=0x473ef5c4, res=0x473ef5b8, locker=2147484671) at cache.c:362
> #13 0x0808c7e0 in bdb_modrdn (op=0x81d73b0, rs=0x473ef8cc) at modrdn.c:692
> #14 0x08066a99 in do_modrdn (op=0x81d73b0, rs=0x473ef8cc) at modrdn.c:366
> #15 0x08056355 in connection_operation (ctx=0x473ef93c, arg_v=0x81d73b0)
at
> connection.c:963
> #16 0x080ad7f1 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:463
> #17 0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 16 (Thread 229391 (LWP 29377)):
> #0  0x400b3548 in sigsuspend () from /lib/libc.so.6
> #1  0x40042228 in __pthread_wait_for_restart_signal () from
> /lib/libpthread.so.0
> #2  0x4003ed80 in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0
> #3  0x080ad959 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:452
> #4  0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 15 (Thread 213006 (LWP 29376)):
> #0  0x400b3548 in sigsuspend () from /lib/libc.so.6
> #1  0x40042228 in __pthread_wait_for_restart_signal () from
> /lib/libpthread.so.0
> #2  0x4003ed80 in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0
> #3  0x080ad959 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:452
> #4  0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 14 (Thread 196621 (LWP 29375)):
> #0  0x0813c8f0 in __os_yield ()
> #1  0x080e68d7 in __lock_get_internal ()
> #2  0x080e5c21 in __lock_vec ()
> #3  0x08123a58 in __db_lget ()
> #4  0x08109c1b in __bam_search ()
> #5  0x0814195e in __bam_c_search ()
> #6  0x0813ea44 in __bam_c_get ()
> #7  0x0811c58e in __db_c_get ()
> #8  0x08116ed8 in __db_get ()
> #9  0x0809bcd0 in bdb_dn2id (op=0x81d8c10, txn=0x81d8e00, dn=0x464e9468,
> ei=0x464e945c) at dn2id.c:326
> #10 0x080989a1 in bdb_cache_find_ndn (op=0x81d8c10, txn=0x81d8e00,
> ndn=0x81dd0fc, res=0x464e94e4, locker=2147484666) at cache.c:362
> #11 0x0809b1cf in bdb_dn2entry (op=0x81d8c10, tid=0x81d8e00, dn=0x81d8c10,
> e=0x464e9548, matched=1, locker=2147484666, lock=0x464e95dc)
>     at dn2entry.c:44
> #12 0x080966d6 in bdb_add (op=0x81d8c10, rs=0x464e98cc) at add.c:144
> #13 0x0805b0e3 in do_add (op=0x81d8c10, rs=0x464e98cc) at add.c:303
> #14 0x08056325 in connection_operation (ctx=0x464e993c, arg_v=0x81d8c10)
at
> connection.c:953
> #15 0x080ad7f1 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:463
> #16 0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 13 (Thread 180236 (LWP 29374)):
> #0  0x40153f57 in sched_yield () from /lib/libc.so.6
> #1  0x0813c901 in __os_yield ()
> #2  0x08105743 in __db_tas_mutex_lock ()
> #3  0x080e68d7 in __lock_get_internal ()
> #4  0x080e5c21 in __lock_vec ()
> #5  0x08123a58 in __db_lget ()
> #6  0x08109c1b in __bam_search ()
> #7  0x0814195e in __bam_c_search ()
> #8  0x0813ea44 in __bam_c_get ()
> #9  0x0811c58e in __db_c_get ()
> #10 0x08116ed8 in __db_get ()
> #11 0x0809bcd0 in bdb_dn2id (op=0x81d3778, txn=0x81e8598, dn=0x45fe74f8,
> ei=0x45fe74ec) at dn2id.c:326
> #12 0x080989a1 in bdb_cache_find_ndn (op=0x81d3778, txn=0x81e8598,
> ndn=0x45fe75c4, res=0x45fe75b8, locker=2147484670) at cache.c:362
> #13 0x0808c7e0 in bdb_modrdn (op=0x81d3778, rs=0x45fe78cc) at modrdn.c:692
> #14 0x08066a99 in do_modrdn (op=0x81d3778, rs=0x45fe78cc) at modrdn.c:366
> #15 0x08056355 in connection_operation (ctx=0x45fe793c, arg_v=0x81d3778)
at
> connection.c:963
> #16 0x080ad7f1 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:463
> #17 0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 12 (Thread 163851 (LWP 29373)):
> #0  0x40153f57 in sched_yield () from /lib/libc.so.6
> #1  0x0813c901 in __os_yield ()
> #2  0x08105743 in __db_tas_mutex_lock ()
> #3  0x080e68d7 in __lock_get_internal ()
> #4  0x080e5c21 in __lock_vec ()
> #5  0x08123a58 in __db_lget ()
> #6  0x08109c1b in __bam_search ()
> #7  0x0814195e in __bam_c_search ()
> #8  0x0813ea44 in __bam_c_get ()
> #9  0x0811c58e in __db_c_get ()
> #10 0x08116ed8 in __db_get ()
> #11 0x0809bcd0 in bdb_dn2id (op=0x81d79b0, txn=0x81e6af8, dn=0x45ae5468,
> ei=0x45ae545c) at dn2id.c:326
> #12 0x080989a1 in bdb_cache_find_ndn (op=0x81d79b0, txn=0x81e6af8,
> ndn=0x81d8074, res=0x45ae54e4, locker=2147484668) at cache.c:362
> #13 0x0809b1cf in bdb_dn2entry (op=0x81d79b0, tid=0x81e6af8, dn=0x81d79b0,
> e=0x45ae5548, matched=1, locker=2147484668, lock=0x45ae55dc)
>     at dn2entry.c:44
> #14 0x080966d6 in bdb_add (op=0x81d79b0, rs=0x45ae58cc) at add.c:144
> #15 0x0805b0e3 in do_add (op=0x81d79b0, rs=0x45ae58cc) at add.c:303
> #16 0x08056325 in connection_operation (ctx=0x45ae593c, arg_v=0x81d79b0)
at
> connection.c:953
> #17 0x080ad7f1 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:463
> #18 0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 11 (Thread 147466 (LWP 29372)):
> #0  0x400b3548 in sigsuspend () from /lib/libc.so.6
> #1  0x40042228 in __pthread_wait_for_restart_signal () from
> /lib/libpthread.so.0
> #2  0x4003ed80 in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0
> #3  0x080ad959 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:452
> #4  0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 10 (Thread 131081 (LWP 29371)):
> #0  0x40153f57 in sched_yield () from /lib/libc.so.6
> #1  0x0813c901 in __os_yield ()
> #2  0x08105743 in __db_tas_mutex_lock ()
> #3  0x080e68d7 in __lock_get_internal ()
> #4  0x080e5c21 in __lock_vec ()
> #5  0x08123a58 in __db_lget ()
> #6  0x08109c1b in __bam_search ()
> #7  0x0814195e in __bam_c_search ()
> #8  0x0813ea44 in __bam_c_get ()
> #9  0x0811c58e in __db_c_get ()
> #10 0x08116ed8 in __db_get ()
> #11 0x0809bcd0 in bdb_dn2id (op=0x81d9838, txn=0x81e6b68, dn=0x450e1468,
> ei=0x450e145c) at dn2id.c:326
> #12 0x080989a1 in bdb_cache_find_ndn (op=0x81d9838, txn=0x81e6b68,
> ndn=0x81e4bec, res=0x450e14e4, locker=2147484669) at cache.c:362
> #13 0x0809b1cf in bdb_dn2entry (op=0x81d9838, tid=0x81e6b68, dn=0x81d9838,
> e=0x450e1548, matched=1, locker=2147484669, lock=0x450e15dc)
>     at dn2entry.c:44
> #14 0x080966d6 in bdb_add (op=0x81d9838, rs=0x450e18cc) at add.c:144
> #15 0x0805b0e3 in do_add (op=0x81d9838, rs=0x450e18cc) at add.c:303
> #16 0x08056325 in connection_operation (ctx=0x450e193c, arg_v=0x81d9838)
at
> connection.c:953
> #17 0x080ad7f1 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:463
> #18 0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 9 (Thread 114696 (LWP 29370)):
> #0  0x40153f57 in sched_yield () from /lib/libc.so.6
> #1  0x0813c901 in __os_yield ()
> #2  0x08105743 in __db_tas_mutex_lock ()
> #3  0x080e68d7 in __lock_get_internal ()
> #4  0x080e5c21 in __lock_vec ()
> #5  0x08123a58 in __db_lget ()
> #6  0x08109c1b in __bam_search ()
> #7  0x0814195e in __bam_c_search ()
> #8  0x0813ea44 in __bam_c_get ()
> #9  0x0811c58e in __db_c_get ()
> #10 0x08116ed8 in __db_get ()
> #11 0x0809bcd0 in bdb_dn2id (op=0x81d7178, txn=0x81d86e8, dn=0x44bdf4f8,
> ei=0x44bdf4ec) at dn2id.c:326
> #12 0x080989a1 in bdb_cache_find_ndn (op=0x81d7178, txn=0x81d86e8,
> ndn=0x44bdf5c4, res=0x44bdf5b8, locker=2147484667) at cache.c:362
> #13 0x0808c7e0 in bdb_modrdn (op=0x81d7178, rs=0x44bdf8cc) at modrdn.c:692
> #14 0x08066a99 in do_modrdn (op=0x81d7178, rs=0x44bdf8cc) at modrdn.c:366
> #15 0x08056355 in connection_operation (ctx=0x44bdf93c, arg_v=0x81d7178)
at
> connection.c:963
> #16 0x080ad7f1 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:463
> #17 0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 8 (Thread 98311 (LWP 29369)):
> #0  0x400b3548 in sigsuspend () from /lib/libc.so.6
> #1  0x40042228 in __pthread_wait_for_restart_signal () from
> /lib/libpthread.so.0
> #2  0x4003ed80 in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0
> #3  0x080ad959 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:452
> #4  0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 7 (Thread 81926 (LWP 29368)):
> #0  0x400b3548 in sigsuspend () from /lib/libc.so.6
> #1  0x40042228 in __pthread_wait_for_restart_signal () from
> /lib/libpthread.so.0
> #2  0x4003ed80 in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0
> #3  0x080ad959 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:452
> #4  0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 6 (Thread 65541 (LWP 29367)):
> #0  0x40153f57 in sched_yield () from /lib/libc.so.6
> #1  0x0813c901 in __os_yield ()
> #2  0x08105743 in __db_tas_mutex_lock ()
> #3  0x080e68d7 in __lock_get_internal ()
> #4  0x080e5c21 in __lock_vec ()
> #5  0x08123a58 in __db_lget ()
> #6  0x08109c1b in __bam_search ()
> #7  0x0814195e in __bam_c_search ()
> #8  0x0813ea44 in __bam_c_get ()
> #9  0x0811c58e in __db_c_get ()
> #10 0x08116ed8 in __db_get ()
> #11 0x0809bcd0 in bdb_dn2id (op=0x81da238, txn=0x81db790, dn=0x41cd54f8,
> ei=0x41cd54ec) at dn2id.c:326
> #12 0x080989a1 in bdb_cache_find_ndn (op=0x81da238, txn=0x81db790,
> ndn=0x41cd55c4, res=0x41cd55b8, locker=2147484665) at cache.c:362
> #13 0x0808c7e0 in bdb_modrdn (op=0x81da238, rs=0x41cd58cc) at modrdn.c:692
> #14 0x08066a99 in do_modrdn (op=0x81da238, rs=0x41cd58cc) at modrdn.c:366
> #15 0x08056355 in connection_operation (ctx=0x41cd593c, arg_v=0x81da238)
at
> connection.c:963
> #16 0x080ad7f1 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:463
> #17 0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 5 (Thread 49156 (LWP 29366)):
> #0  0x4004597f in fsync () from /lib/libpthread.so.0
> #1  0x080efcc1 in __os_fsync ()
> #2  0x080ec099 in __log_flush_int ()
> #3  0x080eb656 in __log_flush_commit ()
> #4  0x080eb344 in __log_put ()
> #5  0x08102612 in __txn_regop_log ()
> #6  0x081010a8 in __txn_commit ()
> #7  0x080976c7 in bdb_add (op=0x81d75b8, rs=0x417d38cc) at add.c:496
> #8  0x0805b0e3 in do_add (op=0x81d75b8, rs=0x417d38cc) at add.c:303
> #9  0x08056325 in connection_operation (ctx=0x417d393c, arg_v=0x81d75b8)
at
> connection.c:953
> #10 0x080ad7f1 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:463
> #11 0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 4 (Thread 32771 (LWP 29346)):
> #0  0x400b3548 in sigsuspend () from /lib/libc.so.6
> #1  0x40042228 in __pthread_wait_for_restart_signal () from
> /lib/libpthread.so.0
> #2  0x4003ed80 in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0
> #3  0x080ad959 in ldap_int_thread_pool_wrapper (xpool=0x8195998) at
> tpool.c:452
> #4  0x4003fd80 in pthread_start_thread () from /lib/libpthread.so.0
>
> Thread 3 (Thread 16386 (LWP 29344)):
> #0  0x40162271 in select () from /lib/libc.so.6
> #1  0x00000000 in ?? ()
>
> Thread 2 (Thread 32769 (LWP 29343)):
> #0  0x40160827 in poll () from /lib/libc.so.6
> #1  0x4003f97e in __pthread_manager () from /lib/libpthread.so.0
>
> Thread 1 (Thread 16384 (LWP 29340)):
> #0  0x400b3548 in sigsuspend () from /lib/libc.so.6
> #1  0x40042228 in __pthread_wait_for_restart_signal () from
> /lib/libpthread.so.0
> #2  0x4003f5bf in pthread_join () from /lib/libpthread.so.0
> #3  0x0805440e in slapd_daemon () at daemon.c:2006
> #4  0x0804b3a1 in main (argc=1080884192, argv=0x40047054) at main.c:579
> #5  0x4009f857 in __libc_start_main () from /lib/libc.so.6
> #0  0x40153f57 in sched_yield () from /lib/libc.so.6
> *********************
>
> Regards,
>
> Erik
>
>
> On Tuesday 01 July 2003 17:33, Jong wrote:
> > It would help to look at the problem if you post "db_stat -c" result in
the
> > list.
> > Also wondering whether the recent congestion control patch can solve
this
> > problem,
> > but I suspect it because "Number of deadlocks" is zero in this case.
> > - Jong
> >
> > ----------------
> > Jong Hyuk Choi
> > IBM Thomas J. Watson Research Center - Enterprise Linux Group
> > P.O. Box 218, Yorktown Heights, NY 10598
> > email: jongchoi@us.ibm.com
> > (phone) 914-945-3979 (fax) 914-945-4425 TL: 862-3979
> > ----- Original Message -----
> >
> > From: <edg72@home.nl>
> > To: <openldap-its@OpenLDAP.org>
> > Sent: Thursday, June 26, 2003 5:17 PM
> > Subject: subject=(ITS#2610)
> >
> > > Hi,
> > >
> > > I've done some futher investigation on this ITS and I've found out
that
> > > it
> >
> > is
> >
> > > BerkeleyDB that is calling ldap_pvt_thread_yield() all the time
(callback
> > > registered in /servers/slapd/back-bdb/init.c). This is the cause of
the
> >
> > high
> >
> > > CPU usage and the large amount of context switches (over 100K/sec!)
I've
> > > seen. I suspect there is some bdb locking problem going on. When I run
> > > db_stat -c while performing the modify benchmark I see that "Total
number
> >
> > of
> >
> > > locks not immediately available due to conflicts" is steadily
increasing,
> >
> > I
> >
> > > am not sure if that is a serious issue. The "Number of deadlocks" is
zero
> >
> > and
> >
> > > there are no signs of BDB running out of locks/lockers/lock objects.
> > > I've also added some extra debug statements in
> >
> > /servers/slapd/back-bdb/idl.c
> >
> > > because from slapd's debug logging I saw that executing the function
> > > bdb_idl_delete_key() took al lot of time, sometimes more than 15
seconds!
> > > I'll try to continue with digging into this problem, but I am starting
to
> >
> > run
> >
> > > out of ideas. Any ideas would be welcome!
> > >
> > > Regards,
> > >
> > > Erik
> > >
> > > PS I forgot to mention that I use BerkeleyDB 4.1.25p1 NC
>
>
>
>
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