On 01/06/2011 05:00 PM, derleader __ wrote: >>> Hi, >>> I'm interested how Shared Memory is implemented in Spacewalk. In >>> which rpm package I can find how it works? >> >>Packages: >>httpd >>oracle-instantclient >>mod_perl >>mod_python >>and probably others. >>As I said, it is buried deep down in underlying technologies. >> >>-- >>Miroslav Suchy >>Red Hat Satellite Engineering > > > Ok, thank you. > > I'm developing applications which consists of 3 modules and small core. > All of them will be implemented as Red Hat daemons. The modules will > communicate each other using only the core. The core will watch the work > of the modules and it will restart them if one of them crashes.
So you want to help with your own application? I'm affraid this is beyond this mailing list... > And here is the problem the developers think that Shared memory for > communication between the modules is not a reliable method of > communication because if one of the modules crashes there is no way to > confirm that the messages are received and there will be memory leak. So > we think to use message queue but the problem will be performance. The You may want to use: http://www.redhat.com/mrg/messaging/ > bottle neck will be the communication mechanism. How do you deal with > this problem in Spacewalk and other software that uses Shared Memory for > Communication? Our programs do not crash, we do not need such stuff :) -- Miroslav Suchy Red Hat Satellite Engineering _______________________________________________ Spacewalk-devel mailing list Spacewalk-devel@redhat.com https://www.redhat.com/mailman/listinfo/spacewalk-devel
