On Mon, Feb 7, 2011 at 1:48 PM, Rich Megginson <rmeggins at redhat.com> wrote: > 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 >> > > Yes, looks the same problem. Thanks! -- Diego Woitasen
