Hello, i run right now digikam and rebuild my thumbnails. It seems like that this task takes a lot of cpu power and its not digikam itself, rather xorg takes the load.
Is this right? I just wonder.

Code:
top - 17:37:14 up 11:35,  5 users,  load average: 0.77, 0.77, 0.79
Tasks: 169 total,   3 running, 166 sleeping,   0 stopped,   0 zombie
Cpu(s): 51.1%us,  2.0%sy,  0.0%ni, 46.8%id,  0.0%wa,  0.2%hi,  0.0%si,  0.0%st
Mem:   4055392k total,  4008052k used,    47340k free,   255244k buffers
Swap:  4193276k total,     1276k used,  4192000k free,  2311168k cached

  PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND                                                                 
 7615 root      20   0  531m 414m  11m R   97 10.5  82:58.48 Xorg                                                                    
14211 joerg     20   0 1275m 359m  59m S    3  9.1  17:56.03 digikam                                                                 
15309 joerg     20   0  430m  35m  20m S    2  0.9   0:36.96 ksysguard                                                               
 7868 joerg     20   0  568m  72m  34m S    1  1.8  11:57.40 kwin                                                                    
 7923 joerg     20   0 91272  27m 7296 S    1  0.7   3:33.63 skype                                                                   
16290 joerg     20   0  359m  31m  17m S    1  0.8   0:01.17 konsole                                                                 
16500 joerg     20   0 61944  14m 8484 R    1  0.4   0:01.67 npviewer.bin                                                            
 7891 joerg     20   0  470m  30m  21m S    0  0.8   0:29.35 kopete                                                                  
 7895 joerg     20   0  644m 123m  23m S    0  3.1   0:21.46 akregator                                                               
16532 joerg     20   0  8668 1140  788 R    0  0.0   0:00.19 top                                                                     
    1 root      20   0 12408  744  600 S    0  0.0   0:00.42 init                                                                    
    2 root      20   0     0    0    0 S    0  0.0   0:00.00 kthreadd                                                                
    3 root      RT   0     0    0    0 S    0  0.0   0:00.00 migration/0                                                             
    4 root      20   0     0    0    0 S    0  0.0   0:02.58 ksoftirqd/0                                                             
    5 root      RT   0     0    0    0 S    0  0.0   0:00.00 watchdog/0                                                              
    6 root      RT   0     0    0    0 S    0  0.0   0:00.00 migration/1                                                             
    7 root      20   0     0    0    0 S    0  0.0   0:00.54 ksoftirqd/1                                                             
    8 root      RT   0     0    0    0 S    0  0.0   0:00.00 watchdog/1                                                              
    9 root      20   0     0    0    0 S    0  0.0   0:00.57 events/0                                                                
   10 root      20   0     0    0    0 S    0  0.0   0:01.11 events/1                                                                
   11 root      20   0     0    0    0 S    0  0.0   0:00.00 netns                                                                   
   12 root      20   0     0    0    0 S    0  0.0   0:00.00 async/mgr                                                               
   13 root      20   0     0    0    0 S    0  0.0   0:00.00 pm                                                                      
   14 root      20   0     0    0    0 S    0  0.0   0:00.01 sync_supers                                                             
   15 root      20   0     0    0    0 S    0  0.0   0:00.02 bdi-default                                                             
   16 root      20   0     0    0    0 S    0  0.0   0:00.00 kintegrityd/0                                                           
   17 root      20   0     0    0    0 S    0  0.0   0:00.00 kintegrityd/1                                                           
   18 root      20   0     0    0    0 S    0  0.0   0:01.24 kblockd/0                                                               
   19 root      20   0     0    0    0 S    0  0.0   0:01.24 kblockd/1                                                               
   20 root      20   0     0    0    0 S    0  0.0   0:00.00 kacpid                                                                  
   21 root      20   0     0    0    0 S    0  0.0   0:00.00 kacpi_notify