<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>Hey Ezra,</div><div>Thanks for the reply.</div><div><br></div>ulimit -Hn and ulimit -Sn report 8192.<div><br></div><div>Wasn't sure if limits.conf would help or not.</div><div><br></div><div>Dale</div><div><br><div><div>On Apr 30, 2010, at 4:18 PM, Ezra Taylor wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite">Dale:<br> <br> The limits.conf file is not going to solve your problem. Read the man page for initscript and inittab.<br><br><div class="gmail_quote">On Thu, Apr 29, 2010 at 5:53 PM, Dale Kiefling <span dir="ltr"><<a href="mailto:dale.kiefling@cbs.com">dale.kiefling@cbs.com</a>></span> wrote:<br> <blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">We have a Bind 9.7.0-P1 instance that is throwing the following errors:<br> 21-Apr-2010 16:59:00.173 general: error: socket: file descriptor exceeds limit<br> (1024/1024)<br> 21-Apr-2010 17:00:00.122 general: error: socket: file descriptor exceeds limit<br> (1024/1024)<br> 21-Apr-2010 17:00:00.123 general: error: socket: file descriptor exceeds limit<br> (1024/1024)<br> <br> When we try to increase the socket value we are seeing assertion failures.<br> <br> Restarted named with the option -S 8192:<br> Apr 26 19:20:54 ha1 named[3891]: socket.c:2781:<br> INSIST(!sock->pending_recv) failed, back trace<br> Apr 26 19:20:54 ha1 named[3891]: #0 0x806525b in ??<br> Apr 26 19:20:54 ha1 named[3891]: #1 0x7b4b57 in ??<br> Apr 26 19:20:54 ha1 named[3891]: #2 0x7dfc03 in ??<br> Apr 26 19:20:54 ha1 named[3891]: #3 0x7e16f9 in ??<br> Apr 26 19:20:54 ha1 named[3891]: #4 0x7e1979 in ??<br> Apr 26 19:20:54 ha1 named[3891]: #5 0x7e1be7 in ??<br> Apr 26 19:20:54 ha1 named[3891]: #6 0x61a49b in ??<br> Apr 26 19:20:54 ha1 named[3891]: #7 0x6fd42e in ??<br> Apr 26 19:20:54 ha1 named[3891]: exiting (due to assertion<br> failure)<br> <br> Any advice given the info provided below? Let me know if I can provide more info.<br> <br> Dale<br> <br> <br> $ dig +short version.bind chaos txt<br> "9.7.0-P1"<br> <br> $ uname -a<br> Linux <a href="http://ha1.example.com" target="_blank">ha1.example.com</a> 2.6.18-128.1.10.el5PAE #1 SMP Thu May 7 11:14:31 EDT 2009 i686 athlon i386 GNU/Linux<br> <br> $ cat /etc/redhat-release<br> CentOS release 5.3 (Final)<br> <br> <br> $ cat /etc/security/limits.conf<br> * hard nofile 8192<br> * soft nofile 8192<br> ntp - memlock 32768<br> <br> <br> cat named.conf<br> ...<br> options {<br> directory "/var/opt/named";<br> pid-file "/etc/named.pid";<br> notify yes;<br> also-notify {<br> };<br> recursion yes;<br> allow-query { any; };<br> //edns-udp-size 512;<br> };<br> ...<br> <br> <br> unlimit -a reports:<br> open files (-n) 8192<br> <br> <br> recent rndc stats:<br> +++ Statistics Dump +++ (1271794427)<br> ++ Incoming Requests ++<br> 108267159 QUERY<br> 313 NOTIFY<br> ++ Incoming Queries ++<br> 91731351 A<br> 314215 NS<br> 10840 SOA<br> 2704323 PTR<br> 4367570 MX<br> 81 TXT<br> 325 X25<br> 9135705 AAAA<br> 1072 SRV<br> 6 IXFR<br> 1453 AXFR<br> 218 ANY<br> ++ Outgoing Queries ++<br> [View: default]<br> 3077427 A<br> 5991 NS<br> 2113 SOA<br> 44931 PTR<br> 7552045 MX<br> 53 TXT<br> 41 X25<br> 3218008 AAAA<br> 426 SRV<br> 18 ANY<br> [View: _bind]<br> [View: _meta]<br> ++ Name Server Statistics ++<br> 108267472 IPv4 requests received<br> 3342 requests with EDNS(0) received<br> 5600 TCP requests received<br> 108051102 responses sent<br> 4972 truncated responses sent<br> 3342 responses with EDNS(0) sent<br> 98180939 queries resulted in successful answer<br> 101089523 queries resulted in authoritative answer<br> 5075782 queries resulted in non authoritative answer<br> 7 queries resulted in referral answer<br> 3987640 queries resulted in nxrrset<br> 1885481 queries resulted in SERVFAIL<br> 3996719 queries resulted in NXDOMAIN<br> 5660199 queries caused recursion<br> 207266 duplicate queries received<br> 7610 queries dropped<br> 1456 requested transfers completed<br> ++ Zone Maintenance Statistics ++<br> 9833 IPv4 notifies sent<br> 301 IPv4 notifies received<br> 268 notifies rejected<br> 315214 IPv4 SOA queries sent<br> 6 IPv4 AXFR requested<br> 23 IPv4 IXFR requested<br> 29 transfer requests succeeded<br> ++ Resolver Statistics ++<br> [Common]<br> 570 mismatch responses received<br> 151245 failures in opening query sockets<br> [View: default]<br> 13714283 IPv4 queries sent<br> 186770 IPv6 queries sent<br> 10815900 IPv4 responses received<br> 31 IPv6 responses received<br> 123548 NXDOMAIN received<br> 955379 SERVFAIL received<br> 33013 FORMERR received<br> 806336 other errors received<br> 382773 EDNS(0) query failures<br> 442 truncated responses received<br> 751147 lame delegations received<br> 4759160 query retries<br> 3103740 query timeouts<br> 546721 IPv4 NS address fetches<br> 1168510 IPv6 NS address fetches<br> 80562 IPv4 NS address fetch failed<br> 1158909 IPv6 NS address fetch failed<br> 1527841 queries with RTT < 10ms<br> 4509306 queries with RTT 10-100ms<br> 3619163 queries with RTT 100-500ms<br> 518078 queries with RTT 500-800ms<br> 493598 queries with RTT 800-1600ms<br> 147945 queries with RTT > 1600ms<br> [View: _bind]<br> [View: _meta]<br> ++ Cache DB RRsets ++<br> [View: default]<br> 222004 A<br> 211063 NS<br> 3086 CNAME<br> 3 SOA<br> 1034 PTR<br> 85462 MX<br> 2 TXT<br> 1356 AAAA<br> 3 SRV<br> 1 DNAME<br> 98 DS<br> 4891 RRSIG<br> 3937 NSEC<br> 83 !A<br> 39 !NS<br> 2 !SOA<br> 2158 !MX<br> 1 !X25<br> 8783 !AAAA<br> 1059 NXDOMAIN<br> [View: _bind (Cache: _bind)]<br> [View: _meta (Cache: _meta)]<br> ++ Socket I/O Statistics ++<br> 14046102 UDP/IPv4 sockets opened<br> 187393 UDP/IPv6 sockets opened<br> 476 TCP/IPv4 sockets opened<br> 116026 UDP/IPv4 socket open failures<br> 105 UDP/IPv6 socket open failures<br> 14046054 UDP/IPv4 sockets closed<br> 187393 UDP/IPv6 sockets closed<br> 6083 TCP/IPv4 sockets closed<br> 40871 UDP/IPv4 socket bind failures<br> 611 UDP/IPv6 socket bind failures<br> 186751 UDP/IPv6 socket connect failures<br> 13713840 UDP/IPv4 connections established<br> 31 UDP/IPv6 connections established<br> 423 TCP/IPv4 connections established<br> 5612 TCP/IPv4 connections accepted<br> 186739 UDP/IPv6 send errors<br> 83192 UDP/IPv4 recv errors<br> 31 UDP/IPv6 recv errors<br> ++ Per Zone Query Statistics ++<br> --- Statistics Dump --- (1271794427)<br> _______________________________________________<br> bind-users mailing list<br> <a href="mailto:bind-users@lists.isc.org" target="_blank">bind-users@lists.isc.org</a><br> <a href="https://lists.isc.org/mailman/listinfo/bind-users" target="_blank">https://lists.isc.org/mailman/listinfo/bind-users</a><br> </blockquote></div><br><br clear="all"><br>-- <br>Ezra Taylor<br> _______________________________________________<br>bind-users mailing list<br><a href="mailto:bind-users@lists.isc.org">bind-users@lists.isc.org</a><br>https://lists.isc.org/mailman/listinfo/bind-users</blockquote></div><br><div apple-content-edited="true"> <div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>Dale Kiefling<br>Systems Administrator<br>CBS Interactive<br>415-344-1732 (office)<br>415-867-9919 (cell)<br><a href="mailto:Dale.Kiefling@cbs.com">Dale.Kiefling@cbs.com</a><br>235 Second Street | San Francisco, CA 94105</div><div><br></div></div><br class="Apple-interchange-newline"> </div><br></div></body></html>