[Deploying Sakai] ajp_marshal_into_msgb failed
Yasir Arfat
yasir.arfat at nu.edu.pk
Thu Nov 7 20:31:09 PST 2013
We are using apache 2.2 for load balancing, following are configuration for
load balancing. Can any one suggest changes or recommendation.
Can any one share his configuration setting with us.
ProxyPass / balancer://sakaiCluster/ stickysession=JSESSIONID
nofailover=off timeout=120
<Proxy balancer://sakaiCluster>
BalancerMember ajp://172.16.1.1:8009 route=s1
BalancerMember ajp://172.16.1.2:8009 route=s2
BalancerMember ajp://172.16.1.3:8009 route=s3
BalancerMember ajp://172.16.1.4:8009 route=s4
</Proxy>
On Thu, Nov 7, 2013 at 6:55 PM, Matthew Buckett <matthew.buckett at it.ox.ac.uk
> wrote:
> Could it be that someone is probing your server to see if it is a
> misconfigured open proxy and supports HTTP CONNECT requests?
>
> http://en.wikipedia.org/wiki/HTTP_tunnel
>
>
> On 7 November 2013 08:18, Yasir Arfat <yasir.arfat at nu.edu.pk> wrote:
> > Dear All,
> >
> > Apache 2.2
> > Apache tomcat 5.5
> > Sakai 2.8
> >
> > I am using apache as load balancer. I have seen following error in apache
> > log many times.
> >
> >
> >
> > [Mon Nov 04 10:01:07 2013] [error] ajp_marshal_into_msgb - No such method
> > CONNECT
> > [Mon Nov 04 10:01:07 2013] [error] ajp_send_header: ajp_marshal_into_msgb
> > failed
> > [Mon Nov 04 10:01:07 2013] [error] (120010)APR does not understand this
> > error code: proxy: AJP: request failed to 172.16.1.3:8009 (172.16.1.3)
> > [Mon Nov 04 10:01:10 2013] [error] ajp_marshal_into_msgb - No such method
> > CONNECT
> > [Mon Nov 04 10:01:10 2013] [error] ajp_send_header: ajp_marshal_into_msgb
> > failed
> > [Mon Nov 04 10:01:10 2013] [error] (120010)APR does not understand this
> > error code: proxy: AJP: request failed to 172.16.1.4:8009 (172.16.1.4)
> >
> > Thu Nov 07 01:03:34 2013] [error] (120006)APR does not understand this
> error
> > code: proxy: read response failed from 172.16.1.2:8009 (172.16.1.2)
> > [Thu Nov 07 02:18:26 2013] [error] ajp_marshal_into_msgb - No such method
> > \x80w\x01\x03\x01
> > [Thu Nov 07 02:18:26 2013] [error] ajp_send_header: ajp_marshal_into_msgb
> > failed
> > [Thu Nov 07 02:18:26 2013] [error] (120010)APR does not understand this
> > error code: proxy: AJP: request failed to 172.16.1.2:8009 (172.16.1.2)
> >
> >
> > I have searched on google and found following answer.
> >
> > "The answer is that the request headers have to fit into 8Kb or the
> request
> > fails.
> > Looking at the failing request the cookie information is more than 8Kb. "
> >
> > Does any one have found this problem in sakai load balancing.
> >
> >
> >
> >
> >
> > --
> >
> >
> > Yasir Arfat | Software Engineer (sakai Administrator)
> > http://slate.nu.edu.pk
> > National University of Computer and Emerging Sciences
> > A. K. Brohi Road (Near Police Line) H11/4 Islamabad
> > Tel +92-(51)-111-128-128 Ext 344
> >
> >
> > _______________________________________________
> > production mailing list
> > production at collab.sakaiproject.org
> > http://collab.sakaiproject.org/mailman/listinfo/production
> >
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>
>
>
> --
> Matthew Buckett, VLE Developer, IT Services, University of Oxford
>
--
Yasir Arfat | Software Engineer (SLATE Administrator)
http://slate.nu.edu.pk
National University of Computer and Emerging Sciences
A. K. Brohi Road (Near Police Line) H11/4 Islamabad
Tel +92-(51)-111-128-128 Ext 344
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