LVS
lvs-users
Google
 
Web LinuxVirtualServer.org

Re: possible ldirectord bug?

To: lvs-users@xxxxxxxxxxxxxxxxxxxxxx
Subject: Re: possible ldirectord bug?
From: Oktay Akbal <oktay.akbal@xxxxxxxx>
Date: Mon, 15 Oct 2001 09:49:04 +0200 (CEST)
On Mon, 15 Oct 2001, Kelly Corbin wrote:

> I'll try to get more info.  What particular server logs are you
> interested in?

I was interessed if Connection are logged. But in this crash-state
I don't know if anything is logged.


Could someone else please take a look at the source of the
check_https-Routine?
I don't see that negotiatetimeout is used in check_https.

Oktay


>
> Also, this will be a little hard to reproduce as the server has to be in
> a partial crash state: i.e. it still has to be responding to open
> connections,  but no response is made on the connection.  Of course, I'm
> still not sure why/how the web server died in the first place so I'm
> trying to investigate that as well. ;)
>
> Thanks.
>
> Kelly
>
> Oktay Akbal wrote:
>
> >I am quite sure that we had this Problem on our test-cluster.
> >And I am quite sure that it has not been a real ldirectord-Problem.
> >Unfornatly I can't remember how it was solved (if it has been solved).
> >
> >Can you please send some kind of Information about the webserver-logs ?
> >
> >Oktay
> >
> >
> >
> >On Sun, 14 Oct 2001, Horms wrote:
> >
> >>On Sun, Oct 14, 2001 at 12:06:45PM -0500, Kelly Corbin wrote:
> >>
> >>>In my LVS cluster I think I may have found a bug in ldirectord.
> >>>It seems that if a web server opens a TCP/IP connection, but does not
> >>>respond on that connection, ldirectord hangs waiting for a response and
> >>>never continues checking the other servers.  I had checking set to
> >>>'negotiate' to detect that exact problem, but it ldirectord just sits
> >>>there.  A stack trace on ldirectord just says:
> >>>
> >>>read 3)
> >>>
> >>>and sits there.  I'm not sure if it's just for http or https connections
> >>>or both.  I'll have to investigate more, but I think it's just https
> >>>connections.
> >>>
> >>The read should eventually time out and ldirectord should
> >>be able to procede. Please let me know if this is not the case.
> >>
> >>--
> >>Horms
> >>
> >>_______________________________________________
> >>LinuxVirtualServer.org mailing list - lvs-users@xxxxxxxxxxxxxxxxxxxxxx
> >>Send requests to lvs-users-request@xxxxxxxxxxxxxxxxxxxxxx
> >>or go to http://www.in-addr.de/mailman/listinfo/lvs-users
> >>
> >
> >
> >_______________________________________________
> >LinuxVirtualServer.org mailing list - lvs-users@xxxxxxxxxxxxxxxxxxxxxx
> >Send requests to lvs-users-request@xxxxxxxxxxxxxxxxxxxxxx
> >or go to http://www.in-addr.de/mailman/listinfo/lvs-users
> >
> >
>
>
>
> _______________________________________________
> LinuxVirtualServer.org mailing list - lvs-users@xxxxxxxxxxxxxxxxxxxxxx
> Send requests to lvs-users-request@xxxxxxxxxxxxxxxxxxxxxx
> or go to http://www.in-addr.de/mailman/listinfo/lvs-users
>



<Prev in Thread] Current Thread [Next in Thread>