[Pidgin] #3121: Running X11 version over high latency network is painfully slow.

Pidgin trac at pidgin.im
Sat Sep 15 20:50:33 EDT 2007


#3121: Running X11 version over high latency network is painfully slow.
---------------------------+------------------------------------------------
  Reporter:  jlnance       |       Owner:       
      Type:  defect        |      Status:  new  
  Priority:  minor         |   Milestone:       
 Component:  pidgin (gtk)  |     Version:  2.2.0
Resolution:                |    Keywords:  X11  
   Pending:  0             |  
---------------------------+------------------------------------------------
Comment (by jlnance):

 The xmon dump contains a lot of blocks of the form:

 {{{Client 4 --> 11932 bytes
          ............REQUEST: PutImage
          ............REQUEST: SetClipRectangles
          ............REQUEST: GetImage
                                         11900 bytes<-- Server 5
                                  ..............REPLY: GetImage
 Client 4 --> 11912 bytes
          ............REQUEST: PutImage
          ............REQUEST: GetImage
                                         11900 bytes<-- Server 5
                                  ..............REPLY: GetImage
 }}}

 Where it appears that perhaps the code is sending and image to the X
 server and then reading it back.  Perhaps this could be avoided by
 writing to pixmaps instead of the screen, and then dumping the pixmaps
 when we were done with drawing?

-- 
Ticket URL: <http://developer.pidgin.im/ticket/3121#comment:1>
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