On 02/07/2011 09:41 AM, Diego Woitasen wrote: > Hi, > I have 389 DS 1.2.7.5 running on Debian Squeeze. It was working fine > but the last days the process started to hang very often. I restart > the service, works fine for a few minutes and hangs again. The process > is running, accept connections but reset them. > > The only error message that I see is from ldapsearch: > > ldap_start_tls: Can't contact LDAP server (-1) > ldap_sasl_bind(SIMPLE): Can't contact LDAP server (-1) Could this be https://bugzilla.redhat.com/show_bug.cgi?id=668619 ? > I ran ldapsearch with strace, the last lines: > > socket(PF_INET, SOCK_STREAM, IPPROTO_IP) = 3 > fcntl(3, F_SETFD, FD_CLOEXEC) = 0 > setsockopt(3, SOL_SOCKET, SO_KEEPALIVE, [1], 4) = 0 > setsockopt(3, SOL_TCP, TCP_NODELAY, [1], 4) = 0 > connect(3, {sa_family=AF_INET, sin_port=htons(389), > sin_addr=inet_addr("140.191.48.138")}, 16) = 0 > write(3, "0\35\2\1\1w\30\200\0261.3.6.1.4.1.1466.20037", 31) = 31 > poll([{fd=3, events=POLLIN|POLLPRI|POLLERR|POLLHUP}], 1, -1) = 1 > ([{fd=3, revents=POLLIN|POLLERR|POLLHUP}]) > read(3, 0x11ed85f, 8) = -1 ECONNRESET (Connection > reset by peer) > write(2, "ldap_start_tls: Can't contact LD"..., 47ldap_start_tls: > Can't contact LDAP server (-1) > ) = 47 > write(2, "ldap_sasl_bind(SIMPLE): Can't co"..., > 55ldap_sasl_bind(SIMPLE): Can't contact LDAP server (-1) > ) = 55 > exit_group(-1) > > I tried to trace ns-slapd, but I don't see anything special (except > the ENOTCONN error in getpeername() but it's on a different FD): > > 2007 accept(6, {sa_family=AF_INET, sin_port=htons(53395), > sin_addr=inet_addr("140.191.48. > 138")}, [16]) = 34 > 2007 fcntl(34, F_GETFL) = 0x2 (flags O_RDWR) > 2007 fcntl(34, F_SETFL, O_RDWR|O_NONBLOCK) = 0 > 2007 fcntl(34, F_DUPFD, 64) = 64 > 2007 close(34) = 0 > 2007 setsockopt(64, SOL_TCP, TCP_NODELAY, [0], 4) = 0 > 2007 getpeername(64, {sa_family=AF_INET, sin_port=htons(53395), > sin_addr=inet_addr("140.1 > 91.48.138")}, [16]) = 0 > 2007 getsockname(64, {sa_family=AF_INET, sin_port=htons(389), > sin_addr=inet_addr("140.191 > .48.138")}, [16]) = 0 > 2007 getpeername(7, 0x7fff1acd6e90, [112]) = -1 ENOTCONN (Transport > endpoint is not conne > cted) > 2007 poll([{fd=22, events=POLLIN}, {fd=6, events=POLLIN}, {fd=7, > events=POLLIN}, {fd=-1}, > {fd=64, events=POLLIN}], 5, 250) = 1 ([{fd=64, revents=POLLIN}]) > 2007 close(64) = 0 > 2007 getpeername(7, 0x7fff1acd6e90, [112]) = -1 ENOTCONN (Transport > endpoint is not conne > cted) > 2007 poll([{fd=22, events=POLLIN}, {fd=6, events=POLLIN}, {fd=7, > events=POLLIN}, {fd=-1}] > , 4, 250<unfinished ...> > 2010<... select resumed> ) = 0 (Timeout) > 2010 select(0, NULL, NULL, NULL, {0, 100000}<unfinished ...> > 2012<... select resumed> ) = 0 (Timeout) > > > Any hint to help to find the problem? I tried with different slapd log > levels but i don't see anything special. I don't except a magical > solution, only a hint to discover what's happening. > > Regards, > Diego > -- 389 users mailing list 389-users@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/389-users
