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      <base href="https://bugs.freedesktop.org/" />
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      <p>
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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - Poor xterm/exa perf with ColorTiling on."
   href="https://bugs.freedesktop.org/show_bug.cgi?id=34486#c15">Comment # 15</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - Poor xterm/exa perf with ColorTiling on."
   href="https://bugs.freedesktop.org/show_bug.cgi?id=34486">bug 34486</a>
              from <span class="vcard"><a class="email" href="mailto:ranma+freedesktop@tdiedrich.de" title="Tobias Diedrich <ranma+freedesktop@tdiedrich.de>"> <span class="fn">Tobias Diedrich</span></a>
</span></b>
        <pre>And with ColorTiling disabled and fast xterm redraw:

CPU: AMD64 family15h, speed 3.4e+06 MHz (estimated)
Counted CPU_CLK_UNHALTED events (CPU Clocks not Halted) with a unit mask of
0x00 (No unit mask) count 100000
samples  %        linenr info                 image name               app name
                symbol name
3047367  36.3998  IfEvent.c:47                libX11.so.6.3.0         
libX11.so.6.3.0          XIfEvent
2201532  26.2966  xcb_io.c:374                libX11.so.6.3.0         
libX11.so.6.3.0          _XReadEvents
640128    7.6461  pixman-sse2.c:3331          libpixman-1.so.0.28.2   
libpixman-1.so.0.28.2    sse2_fill
443063    5.2922  fbbits.h:502                libfb.so                 libfb.so
                fbGlyph32
313618    3.7461  (no location information)   xterm                    xterm   
                /usr/bin/xterm
121204    1.4477  processor_idle.c:777        vmlinux                  vmlinux 
                acpi_idle_enter_simple
120839    1.4434  fbglyph.c:313               libfb.so                 libfb.so
                fbImageGlyphBlt
101344    1.2105  r100.c:4059                 vmlinux                  vmlinux 
                r100_mm_rreg
66918     0.7993  wcwidth.h:36                libc-2.17.so            
libc-2.17.so             wcwidth
44306     0.5292  (no location information)   opreport                 opreport
                /usr/bin/opreport
43471     0.5192  (no location information)   libapt-pkg.so.4.12.0    
libapt-pkg.so.4.12.0     /usr/lib/x86_64-linux-gnu/libapt-pkg.so.4.12.0
34944     0.4174  pixman-region.c:2118        libpixman-1.so.0.28.2   
libpixman-1.so.0.28.2    pixman_region_contains_rectangle
32001     0.3822  (no location information)   find                     find    
                /usr/bin/find
24110     0.2880  (no location information)   aptitude-curses         
aptitude-curses          /usr/bin/aptitude-curses
23485     0.2805  fbglyph.c:41                libfb.so                 libfb.so
                fbGlyphIn
23019     0.2750  memset.S:43                 libc-2.17.so            
libc-2.17.so             __memset_sse2
21346     0.2550  (no location information)   libXfont.so.1.4.1       
libXfont.so.1.4.1        /usr/lib/libXfont.so.1.4.1
20557     0.2455  (no location information)   oprofiled               
oprofiled                /usr/bin/oprofiled
19707     0.2354  malloc.c:3732               libc-2.17.so            
libc-2.17.so             _int_free
18680     0.2231  n_tty.c:2015                vmlinux                  vmlinux 
                n_tty_write
18160     0.2169  copy_user_64.S:183          vmlinux                  vmlinux 
                copy_user_generic_string
17814     0.2128  entry_64.S:622              vmlinux                  vmlinux 
                system_call_after_swapgs
16754     0.2001  entry_64.S:614              vmlinux                  vmlinux 
                system_call
16680     0.1992  (no location information)   libglib-2.0.so.0.3700.0 
libglib-2.0.so.0.3700.0  /lib/x86_64-linux-gnu/libglib-2.0.so.0.3700.0
16571     0.1979  (no location information)   dpkg                     dpkg    
                /usr/bin/dpkg
15907     0.1900  vfprintf.c:235              libc-2.17.so            
libc-2.17.so             vfprintf
15877     0.1896  memcpy-ssse3.S:59           libc-2.17.so            
libc-2.17.so             __memmove_ssse3
14403     0.1720  malloc.c:3241               libc-2.17.so            
libc-2.17.so             _int_malloc
14388     0.1719  ring_buffer.c:3295          vmlinux                  vmlinux 
                rb_get_reader_page
12060     0.1441  fbimage.c:145               libfb.so                 libfb.so
                fbPutXYImage
11892     0.1420  ring_buffer.c:3731          vmlinux                  vmlinux 
                ring_buffer_consume
11378     0.1359  core.c:3027                 vmlinux                  vmlinux 
                mutex_spin_on_owner
10921     0.1304  af_unix.c:1898              vmlinux                  vmlinux 
                unix_stream_recvmsg
10908     0.1303  (no location information)   libperl.so.5.14.2       
libperl.so.5.14.2        /usr/lib/libperl.so.5.14.2
10738     0.1283  malloc.c:2845               libc-2.17.so            
libc-2.17.so             malloc
10521     0.1257  processor_idle.c:122        vmlinux                  vmlinux 
                acpi_safe_halt
10408     0.1243  drm_drv.c:375               vmlinux                  vmlinux 
                drm_ioctl
10371     0.1239  file.c:768                  vmlinux                  vmlinux 
                fget_light
10274     0.1227  strcmp-sse42.S:117          libc-2.17.so            
libc-2.17.so             __strncasecmp_l_avx
9752      0.1165  strlen-sse4.S:26            libc-2.17.so            
libc-2.17.so             __strlen_sse42
9681      0.1156  (no location information)   libstdc++.so.6.0.18     
libstdc++.so.6.0.18      /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.18
9576      0.1144  entry_64.S:655              vmlinux                  vmlinux 
                sysret_check
9289      0.1110  (no location information)   chrome                   chrome  
                /opt/google/chrome/chrome
9160      0.1094  (no location information)   [vdso] (tgid:9490
range:0x7ffffa200000-0x7ffffa201000) Xorg                     [vdso] (tgid:9490
range:0x7ffffa200000-0x7ffffa201000)
8197      0.0979  (no location information)   libz.so.1.2.8           
libz.so.1.2.8            /lib/x86_64-linux-gnu/libz.so.1.2.8
7767      0.0928  ring_buffer.c:3423          vmlinux                  vmlinux 
                rb_advance_reader
7636      0.0912  (no location information)   libfontconfig.so.1.7.0  
libfontconfig.so.1.7.0   /usr/lib/x86_64-linux-gnu/libfontconfig.so.1.7.0
7549      0.0902  recv.c:28                   libc-2.17.so            
libc-2.17.so             recv
7391      0.0883  (no location information)   libXt.so.6.0.0          
libXt.so.6.0.0           /usr/lib/x86_64-linux-gnu/libXt.so.6.0.0
7350      0.0878  core.c:2876                 vmlinux                  vmlinux 
                __schedule
7169      0.0856  memcpy-ssse3.S:59           libc-2.17.so            
libc-2.17.so             __memcpy_ssse3
7129      0.0852  mutex.c:112                 vmlinux                  vmlinux 
                mutex_unlock
7035      0.0840  syscall-template.S:81       libc-2.17.so            
libc-2.17.so             ioctl
6311      0.0754  drm_gem.c:393               vmlinux                  vmlinux 
                drm_gem_object_lookup
6199      0.0740  pthread_mutex_lock.c:47     libpthread-2.17.so      
libpthread-2.17.so       pthread_mutex_lock
6091      0.0728  memchr.S:25                 libc-2.17.so            
libc-2.17.so             memchr
5999      0.0717  process_64.c:273            vmlinux                  vmlinux 
                __switch_to
5941      0.0710  socket.c:802                vmlinux                  vmlinux 
                sock_recvmsg
5892      0.0704  core.c:1440                 vmlinux                  vmlinux 
                try_to_wake_up
5675      0.0678  core.c:3151                 vmlinux                  vmlinux 
                __wake_up
5649      0.0675  (no location information)   libcairo.so.2.11200.14  
libcairo.so.2.11200.14   /usr/lib/x86_64-linux-gnu/libcairo.so.2.11200.14
5607      0.0670  (no location information)   libdrm_radeon.so.1.0.1  
libdrm_radeon.so.1.0.1   /usr/lib/x86_64-linux-gnu/libdrm_radeon.so.1.0.1
5561      0.0664  (no location information)   libxcb.so.1.1.0         
libxcb.so.1.1.0          /usr/lib/x86_64-linux-gnu/libxcb.so.1.1.0
5532      0.0661  tty_buffer.c:258            vmlinux                  vmlinux 
                tty_insert_flip_string_fixed_flag
5500      0.0657  (no location information)   libpng12.so.0.49.0      
libpng12.so.0.49.0       /lib/x86_64-linux-gnu/libpng12.so.0.49.0
5363      0.0641  radeon_gem.c:372            vmlinux                  vmlinux 
                radeon_gem_wait_idle_ioctl
4872      0.0582  clear_page_64.S:11          vmlinux                  vmlinux 
                clear_page_c
4857      0.0580  mutex.c:85                  vmlinux                  vmlinux 
                mutex_lock
4752      0.0568  fileops.c:1290              libc-2.17.so            
libc-2.17.so             _IO_file_xsputn@@GLIBC_2.2.5
4599      0.0549  select.c:819                vmlinux                  vmlinux 
                do_sys_poll
4539      0.0542  io.c:194                    Xorg                     Xorg    
                ReadRequestFromClient
4422      0.0528  pthread_mutex_unlock.c:36   libpthread-2.17.so      
libpthread-2.17.so       __pthread_mutex_unlock_usercnt
4361      0.0521  regexec.c:621               libc-2.17.so            
libc-2.17.so             re_search_internal
4226      0.0505  strchrnul.S:26              libc-2.17.so            
libc-2.17.so             strchrnul
4212      0.0503  entry_64.S:1472             vmlinux                  vmlinux 
                page_fault
3983      0.0476  hash.c:140                  vmlinux                  vmlinux 
                ext4fs_dirhash
3958      0.0473  genops.c:448                libc-2.17.so            
libc-2.17.so             _IO_default_xsputn
3758      0.0449  exa_unaccel.c:323           libexa.so               
libexa.so                ExaCheckImageGlyphBlt
3734      0.0446  exa.c:284                   libexa.so               
libexa.so                ExaDoPrepareAccess
3716      0.0444  slab.c:3864                 vmlinux                  vmlinux 
                __kmalloc
3705      0.0443  radeon_object.c:601         vmlinux                  vmlinux 
                radeon_bo_wait
3638      0.0435  ttm_bo.c:368                vmlinux                  vmlinux 
                ttm_bo_unreserve</pre>
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