m5stats.txt

linux下基于c++的处理器仿真平台。具有处理器流水线

cpu.DIS:one_rdy_ratio_2                      no value                       # fraction of 2-op insts w/ one ready op
cpu.DIS:one_rdy_ratio_3                      no value                       # fraction of 2-op insts w/ one ready op
cpu.DIS:op_count                              6159963                       # number of operations dispatched
cpu.DIS:op_count_0                            1421754                       # number of operations dispatched
cpu.DIS:op_count_1                            1431239                       # number of operations dispatched
cpu.DIS:op_count_2                            1787980                       # number of operations dispatched
cpu.DIS:op_count_3                            1518990                       # number of operations dispatched
cpu.DIS:op_rate                              3.467458                       # dispatched operations per cycle
cpu.DIS:op_rate_0                            0.800309                       # dispatched operations per cycle
cpu.DIS:op_rate_1                            0.805648                       # dispatched operations per cycle
cpu.DIS:op_rate_2                            1.006458                       # dispatched operations per cycle
cpu.DIS:op_rate_3                            0.855043                       # dispatched operations per cycle
cpu.DIS:rate                                 2.553118                       # dispatched_insts per cycle
cpu.DIS:rate_0                               0.589505                       # dispatched_insts per cycle
cpu.DIS:rate_1                               0.593240                       # dispatched_insts per cycle
cpu.DIS:rate_2                               0.741039                       # dispatched_insts per cycle
cpu.DIS:rate_3                               0.629334                       # dispatched_insts per cycle
cpu.DIS:second_choice_clust                         0                       # Number of instructions dispatched to second-choice cluster
cpu.DIS:second_choice_stall                         0                       # Number of instructions stalled when first choice not available
cpu.DIS:serialize_stall_cycles                      0                       # count of cycles dispatch stalled for serializing inst
cpu.DIS:serialize_stall_cycles_0                    0                       # count of cycles dispatch stalled for serializing inst
cpu.DIS:serialize_stall_cycles_1                    0                       # count of cycles dispatch stalled for serializing inst
cpu.DIS:serialize_stall_cycles_2                    0                       # count of cycles dispatch stalled for serializing inst
cpu.DIS:serialize_stall_cycles_3                    0                       # count of cycles dispatch stalled for serializing inst
cpu.DIS:serializing_insts                           0                       # count of serializing insts dispatched
cpu.DIS:serializing_insts_0                         0                       # count of serializing insts dispatched
cpu.DIS:serializing_insts_1                         0                       # count of serializing insts dispatched
cpu.DIS:serializing_insts_2                         0                       # count of serializing insts dispatched
cpu.DIS:serializing_insts_3                         0                       # count of serializing insts dispatched
cpu.DIS:two_input_insts                             0                       # Number of two input instructions queued
cpu.DIS:two_input_insts_0                           0                       # Number of two input instructions queued
cpu.DIS:two_input_insts_1                           0                       # Number of two input instructions queued
cpu.DIS:two_input_insts_2                           0                       # Number of two input instructions queued
cpu.DIS:two_input_insts_3                           0                       # Number of two input instructions queued
cpu.DIS:two_input_ratio                             0                       # fraction of all insts having 2 inputs
cpu.DIS:two_input_ratio_0                           0                       # fraction of all insts having 2 inputs
cpu.DIS:two_input_ratio_1                           0                       # fraction of all insts having 2 inputs
cpu.DIS:two_input_ratio_2                           0                       # fraction of all insts having 2 inputs
cpu.DIS:two_input_ratio_3                           0                       # fraction of all insts having 2 inputs
cpu.FETCH:branch_count                         797317                       # Number of branches fetched
cpu.FETCH:branch_count_0                       177043                       # Number of branches fetched
cpu.FETCH:branch_count_1                       178092                       # Number of branches fetched
cpu.FETCH:branch_count_2                       245297                       # Number of branches fetched
cpu.FETCH:branch_count_3                       196885                       # Number of branches fetched
cpu.FETCH:branch_rate                        0.448812                       # Number of branch fetches per cycle
cpu.FETCH:branch_rate_0                      0.099658                       # Number of branch fetches per cycle
cpu.FETCH:branch_rate_1                      0.100248                       # Number of branch fetches per cycle
cpu.FETCH:branch_rate_2                      0.138078                       # Number of branch fetches per cycle
cpu.FETCH:branch_rate_3                      0.110827                       # Number of branch fetches per cycle
cpu.FETCH:chance_pct_0                       0.223364                       # Percentage of all fetch chances
cpu.FETCH:chance_pct_1                       0.225093                       # Percentage of all fetch chances
cpu.FETCH:chance_pct_2                       0.304266                       # Percentage of all fetch chances
cpu.FETCH:chance_pct_3                       0.247278                       # Percentage of all fetch chances
cpu.FETCH:chances                              844488                       # Number of fetch opportunities
cpu.FETCH:chances_0                            188628                       # Number of fetch opportunities
cpu.FETCH:chances_1                            190088                       # Number of fetch opportunities
cpu.FETCH:chances_2                            256949                       # Number of fetch opportunities
cpu.FETCH:chances_3                            208823                       # Number of fetch opportunities
cpu.FETCH:choice                               844488                       # Number of times we fetched from our first choice
cpu.FETCH:choice.start_dist
                               0       844488    100.00%            # Number of times we fetched from our first choice
                               1            0      0.00%            # Number of times we fetched from our first choice
                               2            0      0.00%            # Number of times we fetched from our first choice
                               3            0      0.00%            # Number of times we fetched from our first choice
cpu.FETCH:choice.end_dist
cpu.FETCH:count                               6188286                       # Number of instructions fetched
cpu.FETCH:count_0                             1366382                       # Number of instructions fetched
cpu.FETCH:count_1                             1380875                       # Number of instructions fetched
cpu.FETCH:count_2                             1913100                       # Number of instructions fetched
cpu.FETCH:count_3                             1527929                       # Number of instructions fetched
cpu.FETCH:decisions                            844488                       # number of times the fetch stage chose between threads
cpu.FETCH:idle_cycles                          932019                       # number of cycles where fetch stage was idle
cpu.FETCH:idle_icache_blocked_cycles               58                       # number of cycles where fetch was idle due to icache blocked
cpu.FETCH:idle_rate                             52.46                       # percent of cycles fetch stage was idle
cpu.FETCH:prio_changes                              0                       # Number of times priorities were changed
cpu.FETCH:prio_changes_0                            0                       # Number of times priorities were changed
cpu.FETCH:prio_changes_1                            0                       # Number of times priorities were changed
cpu.FETCH:prio_changes_2                            0                       # Number of times priorities were changed
cpu.FETCH:prio_changes_3                            0                       # Number of times priorities were changed
cpu.FETCH:rate                               3.483401                       # Number of inst fetches per cycle
cpu.FETCH:rate_0                             0.769140                       # Number of inst fetches per cycle
cpu.FETCH:rate_1                             0.777298                       # Number of inst fetches per cycle
cpu.FETCH:rate_2                             1.076889                       # Number of inst fetches per cycle
cpu.FETCH:rate_3                             0.860075                       # Number of inst fetches per cycle
cpu.FETCH:rate_dist.start_dist                                 # Number of instructions fetched each cycle (Total)
cpu.FETCH:rate_dist.samples                    844488                      
cpu.FETCH:rate_dist.min_value                       0                      
                               0         1618     19.16%           
                               1        12919    152.98%           
                               2        11262    133.36%           
                               3        19288    228.40%           
                               4        32559    385.55%           
                               5        25221    298.65%           
                               6        31033    367.48%           
                               7        32264    382.05%           
                               8       678324   8032.37%           
cpu.FETCH:rate_dist.max_value                       8                      
cpu.FETCH:rate_dist.end_dist

cpu.FETCH:rate_dist_0.start_dist                               # Number of instructions fetched each cycle (Thread 0)
cpu.FETCH:rate_dist_0.samples                  188628                      
cpu.FETCH:rate_dist_0.min_value                     0                      
                               0          468     24.81%           
                               1         3210    170.18%           
                               2         2790    147.91%           
                               3         4873    258.34%           
                               4         8341    442.19%           
                               5         6301    334.04%           
                               6         7657    405.93%           
                               7         7742    410.44%           
                               8       147246   7806.16%           
cpu.FETCH:rate_dist_0.max_value                     8                      
cpu.FETCH:rate_dist_0.end_dist

cpu.FETCH:rate_dist_1.start_dist                               # Number of instructions fetched each cycle (Thread 1)
cpu.FETCH:rate_dist_1.samples                  190088                      
cpu.FETCH:rate_dist_1.min_value                     0                      
                               0           55      2.89%           
                               1         3208    168.76%           
                               2         2840    149.40%           
                               3         4876    256.51%           
                               4         8285    435.85%           
                               5         6386    335.95%           
                               6         7716    405.92%           
                               7         7783    409.44%           
                               8       148939   7835.27%           
cpu.FETCH:rate_dist_1.max_value                     8                      
cpu.FETCH:rate_dist_1.end_dist

cpu.FETCH:rate_dist_2.start_dist                               # Number of instructions fetched each cycle (Thread 2)
cpu.FETCH:rate_dist_2.samples                  256949                      
cpu.FETCH:rate_dist_2.min_value                     0                      
                               0          940     36.58%           
                               1         3114    121.19%           
                               2         2709    105.43%           
                               3         4665    181.55%           
                               4         7619    296.52%           
                               5         6203    241.41%           
                               6         7874    306.44%           
                               7         8762    341.00%           
                               8       215063   8369.87%           
cpu.FETCH:rate_dist_2.max_value                     8                      
cpu.FETCH:rate_dist_2.end_dist

cpu.FETCH:rate_dist_3.start_dist                               # Number of instructions fetched each cycle (Thread 3)
cpu.FETCH:rate_dist_3.samples                  208823                      
cpu.FETCH:rate_dist_3.min_value                     0                      
                               0          155      7.42%           
                               1         3387    162.19%           
                               2         2923    139.98%           
                               3         4874    233.40%           
                               4         8314    398.14%           
                               5         6331    303.18%           
                               6         7786    372.85%           
                               7         7977    382.00%           
                               8       167076   8000.84%           
cpu.FETCH:rate_dist_3.max_value                     8                      
cpu.FETCH:rate_dist_3.end_dist

cpu.IFQ:count                                52944454                       # cumulative IFQ occupancy