Date: Mon, 4 Aug 2003 12:12:19 -0400 From: "Robin P. Blanchard" <Robin.Blanchard@gactr.uga.edu> To: <stable@freebsd.org> Subject: Thread woes after 4.7 - 4.8 upgrade Message-ID: <EE3D3FBAFFCAED448C21C398FDAD91AC237510@EBE1.gc.nat>
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Since upgrading our openldap (v1.2.13) server to 4.8-STABLE from =
4.7-STABLE,
we've noticed that the slapd server increasingly eats up memory, before
dieing and coredumping after about 15 minutes. I rebuilt the package =
(via
ports), post-upgrade, to see if that fixed the problem and no dice. I've
rebuilt libc_r and the pkg with debugging symbols, yielding the =
following:
# gdb ./slapd.static ./slapd.core
<...snip...>
Core was generated by `slapd'.
Program terminated with signal 11, Segmentation fault.
Reading symbols from /usr/local/lib/libldap.so.1...done.
Reading symbols from /usr/local/lib/liblber.so.1...done.
Reading symbols from /usr/lib/libcrypt.so.2...done.
Reading symbols from /usr/lib/libwrap.so.3...done.
Reading symbols from /usr/lib/libc_r.so.4...done.
Reading symbols from /usr/libexec/ld-elf.so.1...done.
#0 0x2811a781 in _spinlock_debug () from /usr/lib/libc_r.so.4
(gdb) bt full
#0 0x2811a781 in _spinlock_debug () from /usr/lib/libc_r.so.4
No symbol table info available.
#1 0x2811e726 in _pthread_mutex_lock (mutex=3D0x80b99d4) at
/usr/src/lib/libc_r/uthread/uthread_mutex.c:445
curthread =3D (struct pthread *) 0x8075800
ret =3D 0
#2 0x8067576 in ldap_pvt_thread_mutex_lock (mutex=3D0x80b99d4) at
thr_posix.c:165
mutex =3D (ldap_pvt_thread_mutex_t *) 0x1
#3 0x804b832 in slapd_daemon (port=3D0x185) at daemon.c:344
from =3D {sin_len =3D 16 '\020', sin_family =3D 2 '\002', =
sin_port =3D 34822,
sin_addr =3D {s_addr =3D 420088330}, sin_zero =3D =
"\000\000\000\000\000\000\000"}
hp =3D (struct hostent *) 0x1
len =3D 16
client_name =3D 0x28174ce0 "mail.servers.gactr.gc.nat"
client_addr =3D 0x2817ae80 "10.10.10.25"
port =3D (void *) 0x1
ber =3D {ber_buf =3D 0x0, ber_ptr =3D 0x0, ber_end =3D 0x0, =
ber_sos =3D 0x0,
ber_tag =3D 0, ber_len =3D 0, ber_usertag =3D 0, ber_options =3D 0 =
'\000',=20
ber_rwptr =3D 0x0, ber_encode_translate_proc =3D 0, =
ber_decode_translate_proc =3D
0}
i =3D 2
tcps =3D 5
ns =3D 1040
addr =3D {sin_len =3D 0 '\000', sin_family =3D 2 '\002', =
sin_port =3D 34049,
sin_addr =3D {s_addr =3D 0}, sin_zero =3D =
"\000\000\000\000\000\000\000"}
readfds =3D {fds_bits =3D {32, 0, 0, 0, 0, 0, 0, 0, 0, 65536, 0 =
<repeats
22 times>}}
writefds =3D {fds_bits =3D {0 <repeats 32 times>}}
fp =3D (FILE *) 0x26980
on =3D 1
#4 0x280e22cc in _thread_start () at
/usr/src/lib/libc_r/uthread/uthread_create.c:311
curthread =3D (struct pthread *) 0x80b99d4
#5 0x0 in ?? ()
No symbol table info available.
(gdb)=20
---------------------------------------
Robin P. Blanchard
Systems Integration Specialist
Georgia Center for Continuing Education
fon: 706.542.2404 <|> fax: 706.542.6546
---------------------------------------
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