Re: Strange behaviour of GnuGk 2.2.5

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Michal,
Yes, you are right. TOP said that CPU usage is about 100%
last pid: 9257; load averages: 1.02, 1.00, 0.78 up 53+13:00:58 15:02:0150 processes: 2 running, 48 sleepingCPU states: 73.3% user, 0.0% nice, 26.7% system, 0.0% interrupt, 0.0% idleMem: 55M Active, 693M Inact, 180M Wired, 44M Cache, 110M Buf, 16M FreeSwap: 2005M Total, 84K Used, 2005M Free
Memory is also seems to be exhasted. Is it some memory leak in gnugk?
Other stats:
%netstat -s -p tcptcp:13644382 packets sent8182965 data packets (1054165771 bytes)28826 data packets (9213821 bytes) retransmitted7753 data packets unnecessarily retransmitted0 resends initiated by MTU discovery3994884 ack-only packets (1874075 delayed)0 URG only packets0 window probe packets25261 window update packets1412446 control packets16225442 packets received9619140 acks (for 1051061672 bytes)714837 duplicate acks0 acks for unsent data6876534 packets (706198705 bytes) received in-sequence12175 completely duplicate packets (655564 bytes)145 old duplicate packets1051 packets with some dup. data (69771 bytes duped)36363 out-of-order packets (11418118 bytes)0 packets (0 bytes) of data after window0 window probes25536 window update packets20958 packets received after close6 discarded for bad checksums0 discarded for bad header offset fields0 discarded because packet too short484742 connection requests451499 connection accepts15180 bad connection attempts0 listen queue overflows62 ignored RSTs in the windows910231 connections established (including accepts)955108 connections closed (including 7854 drops)471100 connections updated cached RTT on close471438 connections updated cached RTT variance on close205811 connections updated cached ssthresh on close663 embryonic connections dropped9586399 segments updated rtt (of 9156114 attempts)56844 retransmit timeouts253 connections dropped by rexmit timeout0 persist timeouts0 connections dropped by persist timeout502 keepalive timeouts472 keepalive probes sent30 connections dropped by keepalive18391 correct ACK header predictions4994989 correct data packet header predictions452456 syncache entries added2483 retransmitted2229 dupsyn0 dropped451499 completed0 bucket overflow0 cache overflow449 reset193 stale0 aborted0 badack315 unreach0 zone failures0 cookies sent0 cookies received1871 SACK recovery episodes2313 segment rexmits in SACK recovery episodes2935473 byte rexmits in SACK recovery episodes16182 SACK options (SACK blocks) received4508 SACK options (SACK blocks) sent0 SACK scoreboard overflow
%netstat -m -p tcp7/758/765 mbufs in use (current/cache/total)0/134/134/25600 mbuf clusters in use (current/cache/total/max)0/128 mbuf+clusters out of packet secondary zone in use (current/cache)0/0/0/0 4k (page size) jumbo clusters in use (current/cache/total/max)0/0/0/0 9k jumbo clusters in use (current/cache/total/max)0/0/0/0 16k jumbo clusters in use (current/cache/total/max)1K/457K/459K bytes allocated to network (current/cache/total)776457/0/0 requests for mbufs denied (mbufs/clusters/mbuf+clusters)0/0/0 requests for jumbo clusters denied (4k/9k/16k)0/8/6656 sfbufs in use (current/peak/max)0 requests for sfbufs denied0 requests for sfbufs delayed0 requests for I/O initiated by sendfile5040 calls to protocol drain routines
I'll try to use recent CVS 2.2.6 version. Maybe it will work fine?
Regards,Alex.
Zygmuntowicz Michal пишет:
>Did you try to examine CPU/memory usage with top or other utility?>One strange thing I notice is that in you log, the timeout happens >immediatelly>after connecting the socket.>>----- Original Message ----- >From: "Alex Golyshev" <alex.golyshev@xxxxxxx>>Sent: Saturday, February 17, 2007 7:14 PM>>>  >>>Hi all.>>>>I've found a strange bug (?) in gnugk 2.2.5. After some working time gk>>starts to drop calls with reason 102 (Recovery from timer expiry).>>Log tells me that gk can't establish Q931 TCP connection wih remote party:>>>>2007/02/17 18:45:12.290 3       ProxyChannel.cxx(2946)  Q931    Connect>>to xx.xx.xx.xx:1720 from yy.yy.yy.yy:0 successful>>2007/02/17 18:45:12.290 3           yasocket.cxx(654)   Q931d>>xx.xx.xx.xx:1720 Error(1): Input/output error (12:57)>>2007/02/17 18:45:12.290 3       ProxyChannel.cxx(2618)  Q931    Timed>>out waiting for a response to Setup message from xx.xx.xx.xx:1720>>>>So looks like gk gets some bad info from destinaion.. But from that>>moment many calls to different ip-addresses drop with the same error.>>I calculated that there was 15% of successful calls to usual value.>>After restarting gk returns to the normal state: calls are going through>>with no problem.>>>>I'm not sure that it is a gnugk problem, maybe calls drop due to tcp/ip>>full socket buffers etc.>>>>Gnugk 2.2.5, release version with the prefix prioroty patch. Failover is>>enabled, full proxy mode.>>OpenH323 1.18.0, PWLib 1.10.0. FreeBSD 6.1-Release.>>>>Does anybody have similar problems?>>>>Regards,>>Alex.>>    >>>>>------------------------------------------------------------------------->Take Surveys. Earn Cash. Influence the Future of IT>Join SourceForge.net's Techsay panel and you'll get the chance to share your>opinions on IT & business topics through brief surveys-and earn cash>http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV>_______________________________________________________>>Posting: mailto:Openh323gk-users@xxxxxxxxxxxxxxxxxxxxx>Archive: http://sourceforge.net/mailarchive/forum.php?forum_id=8549>Unsubscribe: http://lists.sourceforge.net/lists/listinfo/openh323gk-users>Homepage: http://www.gnugk.org/>>>  >


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