But it's probably nothing to do with the desktop, since when i close the
'home' nautilus process, things get back to normal.

** Description changed:

- output of 
+ The problem is likely with this file:
+ https://drive.google.com/file/d/0BzxkBmaf1EiWaFVQZFoxaDdVMVU/edit?usp=sharing
+ 
+ on my home folder (i'm also using it as the desktop background). When i
+ moved it to another directory (which also changed the desktop
+ background), nautilus dissapeared from top.
+ 
+ 
+ output of
  sudo perf record -a -g sleep 10
  
  as:
  sudo perf  report --sort comm,dso
  
- Samples: 34K of event 'cycles', Event count (approx.): 9317070081             
                                                                        
+ Samples: 34K of event 'cycles', Event count (approx.): 9317070081
  -  37,70%         nautilus  libpng12.so.0.50.0                                
                                                                       ◆
-    + png_read_filter_row                                                      
                                                                       ▒
+    + png_read_filter_row                                                      
                                                                       ▒
  -  34,46%         nautilus  libz.so.1.2.8                                     
                                                                       ▒
-    + inflate_fast                                                             
                                                                       ▒
-    + inflate                                                                  
                                                                       ▒
-    + adler32                                                                  
                                                                       ▒
-    + crc32                                                                    
                                                                       ▒
-      inflate_table                                                            
                                                                       ▒
+    + inflate_fast                                                             
                                                                       ▒
+    + inflate                                                                  
                                                                       ▒
+    + adler32                                                                  
                                                                       ▒
+    + crc32                                                                    
                                                                       ▒
+      inflate_table                                                            
                                                                       ▒
  +   6,24%         nautilus  libgdk_pixbuf-2.0.so.0.3000.5                     
                                                                       ▒
  +   4,00%         nautilus  [kernel.kallsyms]                                 
                                                                       ▒
  +   3,15%          swapper  [kernel.kallsyms]                                 
                                                                       ▒
  +   2,40%         nautilus  libc-2.19.so                                      
                                                                       ▒
  +   1,24%         nautilus  libglib-2.0.so.0.3991.0                           
                                                                       ▒
  +   1,18%             Xorg  [kernel.kallsyms]                                 
                                                                       ▒
  +   0,81%         nautilus  libgobject-2.0.so.0.3991.0                        
                                                                       ▒
  +   0,73%          firefox  [kernel.kallsyms]                                 
                                                                       ▒
  +   0,73%          firefox  libxul.so                                         
                                                                       ▒
  +   0,41%      gnome-shell  libmutter.so.0.0.0                                
                                                                       ▒
  +   0,34%         nautilus  libgtk-3.so.0.1000.7                              
                                                                       ▒
  +   0,31%             Xorg  Xorg
+ 
  
  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: nautilus 1:3.10.1-0ubuntu8
  ProcVersionSignature: Ubuntu 3.13.0-17.37-generic 3.13.6
  Uname: Linux 3.13.0-17-generic x86_64
  ApportVersion: 2.13.3-0ubuntu1
  Architecture: amd64
  CurrentDesktop: GNOME
  Date: Thu Mar 20 05:30:12 2014
  GsettingsChanges: b'org.gnome.nautilus.list-view' b'default-column-order' 
b"['name', 'size', 'type', 'date_modified', 'owner', 'group', 'permissions', 
'mime_type', 'where', 'date_accessed']"
  InstallationDate: Installed on 2014-01-17 (61 days ago)
  InstallationMedia: Ubuntu-GNOME 14.04 "Trusty Tahr" - Alpha amd64 (20140117)
  SourcePackage: nautilus
  UpgradeStatus: No upgrade log present (probably fresh install)

** Description changed:

  The problem is likely with this file:
  https://drive.google.com/file/d/0BzxkBmaf1EiWaFVQZFoxaDdVMVU/edit?usp=sharing
  
  on my home folder (i'm also using it as the desktop background). When i
  moved it to another directory (which also changed the desktop
- background), nautilus dissapeared from top.
- 
+ background), nautilus dissapeared from top. It also never showed the
+ thumbnail (although i had no problem using it as desktop background).
  
  output of
  sudo perf record -a -g sleep 10
  
  as:
  sudo perf  report --sort comm,dso
  
  Samples: 34K of event 'cycles', Event count (approx.): 9317070081
  -  37,70%         nautilus  libpng12.so.0.50.0                                
                                                                       ◆
     + png_read_filter_row                                                      
                                                                       ▒
  -  34,46%         nautilus  libz.so.1.2.8                                     
                                                                       ▒
     + inflate_fast                                                             
                                                                       ▒
     + inflate                                                                  
                                                                       ▒
     + adler32                                                                  
                                                                       ▒
     + crc32                                                                    
                                                                       ▒
       inflate_table                                                            
                                                                       ▒
  +   6,24%         nautilus  libgdk_pixbuf-2.0.so.0.3000.5                     
                                                                       ▒
  +   4,00%         nautilus  [kernel.kallsyms]                                 
                                                                       ▒
  +   3,15%          swapper  [kernel.kallsyms]                                 
                                                                       ▒
  +   2,40%         nautilus  libc-2.19.so                                      
                                                                       ▒
  +   1,24%         nautilus  libglib-2.0.so.0.3991.0                           
                                                                       ▒
  +   1,18%             Xorg  [kernel.kallsyms]                                 
                                                                       ▒
  +   0,81%         nautilus  libgobject-2.0.so.0.3991.0                        
                                                                       ▒
  +   0,73%          firefox  [kernel.kallsyms]                                 
                                                                       ▒
  +   0,73%          firefox  libxul.so                                         
                                                                       ▒
  +   0,41%      gnome-shell  libmutter.so.0.0.0                                
                                                                       ▒
  +   0,34%         nautilus  libgtk-3.so.0.1000.7                              
                                                                       ▒
  +   0,31%             Xorg  Xorg
  
- 
  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: nautilus 1:3.10.1-0ubuntu8
  ProcVersionSignature: Ubuntu 3.13.0-17.37-generic 3.13.6
  Uname: Linux 3.13.0-17-generic x86_64
  ApportVersion: 2.13.3-0ubuntu1
  Architecture: amd64
  CurrentDesktop: GNOME
  Date: Thu Mar 20 05:30:12 2014
  GsettingsChanges: b'org.gnome.nautilus.list-view' b'default-column-order' 
b"['name', 'size', 'type', 'date_modified', 'owner', 'group', 'permissions', 
'mime_type', 'where', 'date_accessed']"
  InstallationDate: Installed on 2014-01-17 (61 days ago)
  InstallationMedia: Ubuntu-GNOME 14.04 "Trusty Tahr" - Alpha amd64 (20140117)
  SourcePackage: nautilus
  UpgradeStatus: No upgrade log present (probably fresh install)

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https://bugs.launchpad.net/bugs/1294970

Title:
  nautilus is consuming 70% of cpu time with only home dir opened

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