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                              2160675                       # number of operations dispatched
cpu.DIS:op_count_0                             815999                       # number of operations dispatched
cpu.DIS:op_count_1                             209815                       # number of operations dispatched
cpu.DIS:op_count_2                             720401                       # number of operations dispatched
cpu.DIS:op_count_3                             414460                       # number of operations dispatched
cpu.DIS:op_rate                              6.451663                       # dispatched operations per cycle
cpu.DIS:op_rate_0                            2.436531                       # dispatched operations per cycle
cpu.DIS:op_rate_1                            0.626497                       # dispatched operations per cycle
cpu.DIS:op_rate_2                            2.151080                       # dispatched operations per cycle
cpu.DIS:op_rate_3                            1.237556                       # dispatched operations per cycle
cpu.DIS:rate                                 4.711190                       # dispatched_insts per cycle
cpu.DIS:rate_0                               1.735215                       # dispatched_insts per cycle
cpu.DIS:rate_1                               0.457928                       # dispatched_insts per cycle
cpu.DIS:rate_2                               1.566052                       # dispatched_insts per cycle
cpu.DIS:rate_3                               0.951995                       # 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                         317761                       # Number of branches fetched
cpu.FETCH:branch_count_0                       129448                       # Number of branches fetched
cpu.FETCH:branch_count_1                        34646                       # Number of branches fetched
cpu.FETCH:branch_count_2                        77606                       # Number of branches fetched
cpu.FETCH:branch_count_3                        76061                       # Number of branches fetched
cpu.FETCH:branch_rate                        0.948818                       # Number of branch fetches per cycle
cpu.FETCH:branch_rate_0                      0.386525                       # Number of branch fetches per cycle
cpu.FETCH:branch_rate_1                      0.103451                       # Number of branch fetches per cycle
cpu.FETCH:branch_rate_2                      0.231727                       # Number of branch fetches per cycle
cpu.FETCH:branch_rate_3                      0.227114                       # Number of branch fetches per cycle
cpu.FETCH:chance_pct_0                       0.365522                       # Percentage of all fetch chances
cpu.FETCH:chance_pct_1                       0.118582                       # Percentage of all fetch chances
cpu.FETCH:chance_pct_2                       0.274006                       # Percentage of all fetch chances
cpu.FETCH:chance_pct_3                       0.241890                       # Percentage of all fetch chances
cpu.FETCH:chances                              314077                       # Number of fetch opportunities
cpu.FETCH:chances_0                            114802                       # Number of fetch opportunities
cpu.FETCH:chances_1                             37244                       # Number of fetch opportunities
cpu.FETCH:chances_2                             86059                       # Number of fetch opportunities
cpu.FETCH:chances_3                             75972                       # Number of fetch opportunities
cpu.FETCH:choice                               314077                       # Number of times we fetched from our first choice
cpu.FETCH:choice.start_dist
                               0       314077    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                               2383379                       # Number of instructions fetched
cpu.FETCH:count_0                              831937                       # Number of instructions fetched
cpu.FETCH:count_1                              290820                       # Number of instructions fetched
cpu.FETCH:count_2                              665949                       # Number of instructions fetched
cpu.FETCH:count_3                              594673                       # Number of instructions fetched
cpu.FETCH:decisions                            314077                       # number of times the fetch stage chose between threads
cpu.FETCH:idle_cycles                           20825                       # number of cycles where fetch stage was idle
cpu.FETCH:idle_icache_blocked_cycles                0                       # number of cycles where fetch was idle due to icache blocked
cpu.FETCH:idle_rate                              6.22                       # 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                               7.116646                       # Number of inst fetches per cycle
cpu.FETCH:rate_0                             2.484121                       # Number of inst fetches per cycle
cpu.FETCH:rate_1                             0.868373                       # Number of inst fetches per cycle
cpu.FETCH:rate_2                             1.988489                       # Number of inst fetches per cycle
cpu.FETCH:rate_3                             1.775663                       # Number of inst fetches per cycle
cpu.FETCH:rate_dist.start_dist                                 # Number of instructions fetched each cycle (Total)
cpu.FETCH:rate_dist.samples                    314077                      
cpu.FETCH:rate_dist.min_value                       0                      
                               0         1071     34.10%           
                               1         1340     42.66%           
                               2         1504     47.89%           
                               3         1870     59.54%           
                               4         3244    103.29%           
                               5         4827    153.69%           
                               6        30316    965.24%           
                               7         4826    153.66%           
                               8       265079   8439.94%           
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                  114802                      
cpu.FETCH:rate_dist_0.min_value                     0                      
                               0          649     56.53%           
                               1          795     69.25%           
                               2          856     74.56%           
                               3          975     84.93%           
                               4         1409    122.73%           
                               5         2614    227.70%           
                               6        25074   2184.11%           
                               7         2085    181.62%           
                               8        80345   6998.57%           
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                   37244                      
cpu.FETCH:rate_dist_1.min_value                     0                      
                               0          255     68.47%           
                               1           71     19.06%           
                               2           93     24.97%           
                               3          144     38.66%           
                               4          327     87.80%           
                               5          194     52.09%           
                               6          383    102.84%           
                               7          661    177.48%           
                               8        35116   9428.63%           
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                   86059                      
cpu.FETCH:rate_dist_2.min_value                     1                      
                               0            0      0.00%           
                               1          281     32.65%           
                               2          349     40.55%           
                               3          536     62.28%           
                               4          998    115.97%           
                               5         1437    166.98%           
                               6         3366    391.13%           
                               7          747     86.80%           
                               8        78345   9103.64%           
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                   75972                      
cpu.FETCH:rate_dist_3.min_value                     0                      
                               0          167     21.98%           
                               1          193     25.40%           
                               2          206     27.12%           
                               3          215     28.30%           
                               4          510     67.13%           
                               5          582     76.61%           
                               6         1493    196.52%           
                               7         1333    175.46%           
                               8        71273   9381.48%           
cpu.FETCH:rate_dist_3.max_value                     8                      
cpu.FETCH:rate_dist_3.end_dist

cpu.IFQ:count                                15461965                       # cumulative IFQ occupancy