Brian Cameron wrote: >>> metacity. Then after authentication they are torn down, and the user >>> session is started. GDM does provide some configuration defaults for >>> gnome-settings-daemon so that it only loads modules which are needed >>> by GDM to help save resources. >>> >>>> (I'm concerned about performance/resource impact on (massively) >>>> multi-seat systems) >>> >>> The new process will likely be a bit more resource intensive than the >>> old GDM. Fortunately, people don't spend most of their time using the >>> GDM program, so I wouldn't think it would affect the overall >>> performance so greatly. >> >> On Sun Ray systems you often have large number of sessions sitting at >> the greeter (on unused clients). > Correct. GDM starts up gnome-session, gnome-settings-daemon and > > That shouldn't be a performance issue. The processes that run with the > greeter are not resources intensive. There might be a bit of a > performance hit when they first start up, especially when a lot of them > start up at once, which does happen in Sun Ray environments. But it is > a one-time hit each time you restart the server, and shouldn't be a big > impact after that. > I have seen the performance hit described above on some of our systems. It tends to be a large hit if there are more than 100 SUN Ray Desktop Units. On an idle server, I also see the performance hit when the sessions refresh.
As users login to the system the problem goes away. It would be nice to see the interval randomized for each session. I have been meaning to open a case about this but so far I have not. Karl CONFIDENTIALITY NOTICE: This communication (including all attachments) is confidential and is intended for the use of the named addressee(s) only and may contain information that is private, confidential, privileged, and exempt from disclosure under law. All rights to privilege are expressly claimed and reserved and are not waived. Any use, dissemination, distribution, copying or disclosure of this message and any attachments, in whole or in part, by anyone other than the intended recipient(s) is strictly prohibited. If you have received this communication in error, please notify the sender immediately, delete this communication from all data storage devices and destroy all hard copies.
