[Spread-users] Spread daemon -8 and -11 errors
cgadgil_list at cxoindia.dnsalias.com
Tue Dec 23 00:02:31 EST 2003
BTW the ILLEGAL_SESSION error occurs because the connection terminates
and spread kills the session.
Nothing is ever accomplished by a reasonable man.
> -----Original Message-----
> From: spread-users-admin at lists.spread.org
> [mailto:spread-users-admin at lists.spread.org] On Behalf Of
> Chetan Gadgil
> Sent: Tuesday, December 23, 2003 9:22 AM
> To: 'Bill Montgomery'
> Cc: spread-users at lists.spread.org
> Subject: RE: [Spread-users] Spread daemon -8 and -11 errors
> I have the same situation - I get arbitrary disconnects:
> (The SP_receive call returns CONNECTION_CLOSED)
> I am using spread under Windows XP Professional, with all the
> patches (service packs) and spread compiled with MS-VS.NET 2003.
> This tends to happen under heavy load situations. (Large number of
> Bucy's Law:
> Nothing is ever accomplished by a reasonable man.
> > -----Original Message-----
> > From: spread-users-admin at lists.spread.org
> > [mailto:spread-users-admin at lists.spread.org] On Behalf Of
> > Bill Montgomery
> > Sent: Tuesday, December 23, 2003 3:01 AM
> > To: mls-users at lists.backhand.org
> > Cc: spread-users at lists.spread.org
> > Subject: [Spread-users] Spread daemon -8 and -11 errors
> > Hi,
> > I'm running mod_log_spread with apache 2.0.47, using the
> prefork MPM,
> > and spread 3.17.1. There is a spread daemon running locally
> > on each web
> > server, specified with the following line in httpd.conf:
> > SpreadDaemon 3333
> > Most (75%?) of the apache log messages are being sent over
> the spread
> > ring and are recorded by spreadlogd on my logging host.
> > However, portion
> > of the log messages cause an error, and are not succesfully
> > sent to the
> > spread daemon. The errors look like this in the apache error log:
> > [Mon Dec 22 14:24:42 2003] [crit] [client 22.214.171.124] Spread Daemon
> > returned an error. -11 This Request could not be logged
> > /author/upload/upload_progress.cgi
> > There are also occasional -8 spread errors. Looking at sp.h in the
> > spread source tells me that these errors are
> > CONNECTION_CLOSED (-8) and
> > ILLEGAL_SESSION (-11). These errors are returned a dozen different
> > places in the spread daemon code, and I wasn't able to tell
> > why in most
> > cases.
> > READMEs, Google, and mailing list archives have not turned up
> > anything
> > useful. I tried linking mod_log_spread.so against libtspread,
> > thinking
> > it might be a problem with thread safety (don't think it
> > should be, with
> > the apache prefork MPM), but the same symptoms are present.
> > Could this
> > be a message length problem? I don't have any absurdly long
> URL's I'm
> > servering up, and I'm using the standard "combined" log
> > format. Probably
> > no measureable percentage of log messages longer than 300
> > except that I'm losing a large fraction of the log messages.
> > Also, I see the same symptoms on a web server that is under a
> > heavy load
> > (~10 log messages/sec) and another that has no load (just me
> > testing). I
> > see no pattern to the failures on the server under heavy
> > load, but I can
> > hit certain pages that will always generate a spread error on
> > the test
> > server.
> > Anyone ever seen something like this? TIA for your help.
> > Best Regards,
> > Bill Montgomery
> > _______________________________________________
> > Spread-users mailing list
> > Spread-users at lists.spread.org
> > http://lists.spread.org/mailman/listinfo/sprea> d-users
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