Re: [RFC] Re: Blender profiling-1 O16.2int

[Con Kolivas]

Addendum:

KernProfile during starvation:
   435 get_offset_tsc                            18.9130
   273 do_softirq                                 1.8079
   263 sys_gettimeofday                           1.3350
   121 do_gettimeofday                            0.9167
    72 fget                                       1.1077
    68 schedule                                   0.0465
    20 do_sys_settimeofday                        0.0943
    20 do_settimeofday                            0.0627
    14 fput                                       0.7000
    14 add_wait_queue                             0.1474
    11 __wake_up                                  0.1250
    11 remove_wait_queue                          0.0815
    11 do_anonymous_page                          0.0199
     9 pipe_poll                                  0.0726
     9 link_path_walk                             0.0040
     8 free_hot_cold_page                         0.0311

vmstat during starvation
procs -----------memory---------- ---swap-- -----io---- --system-- ----cpu----
 r  b   swpd   free   buff  cache   si   so    bi    bo   in    cs us sy id wa
 1  0      0  99716  56348 193256    0    0     0     0 1687  5962 92  8  0  0
 1  0      0  99716  56376 193256    0    0     0   144 1691  5976 81 19  0  0
 1  0      0  99748  56376 193256    0    0     0     0 1656  6057 87 13  0  0
 2  0      0  99748  56376 193256    0    0     0     0 1636  5477 85 15  0  0
11  0      0  99748  56376 193256    0    0     0     0 1430   445 51 49  0  0
12  0      0  99748  56376 193256    0    0     0     0 1459   362 52 48  0  0
12  0      0  99764  56392 193256    0    0     0    92 1474   400 51 49  0  0
12  0      0  99764  56392 193256    0    0     0     0 1463   356 53 47  0  0
12  0      0  99764  56392 193256    0    0     0     0 1466   379 50 50  0  0

Note drop in ctx, rise in load (although in top only blender is actually 
getting cpu at 99%) and massive rise in sys time.

Con

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