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                              4448321                       # number of operations dispatched
cpu.DIS:op_count_0                            1388342                       # number of operations dispatched
cpu.DIS:op_count_1                             570006                       # number of operations dispatched
cpu.DIS:op_count_2                            1482578                       # number of operations dispatched
cpu.DIS:op_count_3                            1007395                       # number of operations dispatched
cpu.DIS:op_rate                              6.728401                       # dispatched operations per cycle
cpu.DIS:op_rate_0                            2.099966                       # dispatched operations per cycle
cpu.DIS:op_rate_1                            0.862175                       # dispatched operations per cycle
cpu.DIS:op_rate_2                            2.242504                       # dispatched operations per cycle
cpu.DIS:op_rate_3                            1.523756                       # dispatched operations per cycle
cpu.DIS:rate                                 4.896348                       # dispatched_insts per cycle
cpu.DIS:rate_0                               1.501824                       # dispatched_insts per cycle
cpu.DIS:rate_1                               0.630515                       # dispatched_insts per cycle
cpu.DIS:rate_2                               1.633127                       # dispatched_insts per cycle
cpu.DIS:rate_3                               1.130881                       # 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                         633279                       # Number of branches fetched
cpu.FETCH:branch_count_0                       208316                       # Number of branches fetched
cpu.FETCH:branch_count_1                        96365                       # Number of branches fetched
cpu.FETCH:branch_count_2                       160233                       # Number of branches fetched
cpu.FETCH:branch_count_3                       168365                       # Number of branches fetched
cpu.FETCH:branch_rate                        0.957879                       # Number of branch fetches per cycle
cpu.FETCH:branch_rate_0                      0.315093                       # Number of branch fetches per cycle
cpu.FETCH:branch_rate_1                      0.145759                       # Number of branch fetches per cycle
cpu.FETCH:branch_rate_2                      0.242364                       # Number of branch fetches per cycle
cpu.FETCH:branch_rate_3                      0.254664                       # Number of branch fetches per cycle
cpu.FETCH:chance_pct_0                       0.304918                       # Percentage of all fetch chances
cpu.FETCH:chance_pct_1                       0.157510                       # Percentage of all fetch chances
cpu.FETCH:chance_pct_2                       0.282923                       # Percentage of all fetch chances
cpu.FETCH:chance_pct_3                       0.254649                       # Percentage of all fetch chances
cpu.FETCH:chances                              629192                       # Number of fetch opportunities
cpu.FETCH:chances_0                            191852                       # Number of fetch opportunities
cpu.FETCH:chances_1                             99104                       # Number of fetch opportunities
cpu.FETCH:chances_2                            178013                       # Number of fetch opportunities
cpu.FETCH:chances_3                            160223                       # Number of fetch opportunities
cpu.FETCH:choice                               629192                       # Number of times we fetched from our first choice
cpu.FETCH:choice.start_dist
                               0       629192    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                               4820408                       # Number of instructions fetched
cpu.FETCH:count_0                             1417424                       # Number of instructions fetched
cpu.FETCH:count_1                              771938                       # Number of instructions fetched
cpu.FETCH:count_2                             1380469                       # Number of instructions fetched
cpu.FETCH:count_3                             1250577                       # Number of instructions fetched
cpu.FETCH:decisions                            629192                       # number of times the fetch stage chose between threads
cpu.FETCH:idle_cycles                           31934                       # 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                              4.83                       # 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                               7.291209                       # Number of inst fetches per cycle
cpu.FETCH:rate_0                             2.143954                       # Number of inst fetches per cycle
cpu.FETCH:rate_1                             1.167611                       # Number of inst fetches per cycle
cpu.FETCH:rate_2                             2.088057                       # Number of inst fetches per cycle
cpu.FETCH:rate_3                             1.891586                       # Number of inst fetches per cycle
cpu.FETCH:rate_dist.start_dist                                 # Number of instructions fetched each cycle (Total)
cpu.FETCH:rate_dist.samples                    629192                      
cpu.FETCH:rate_dist.min_value                       0                      
                               0         1311     20.84%           
                               1         2368     37.64%           
                               2         2605     41.40%           
                               3         3372     53.59%           
                               4         6353    100.97%           
                               5         8926    141.86%           
                               6        45149    717.57%           
                               7        11086    176.19%           
                               8       548022   8709.93%           
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                  191852                      
cpu.FETCH:rate_dist_0.min_value                     0                      
                               0          801     41.75%           
                               1         1111     57.91%           
                               2         1167     60.83%           
                               3         1339     69.79%           
                               4         2069    107.84%           
                               5         3792    197.65%           
                               6        33022   1721.22%           
                               7         3814    198.80%           
                               8       144737   7544.20%           
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                   99104                      
cpu.FETCH:rate_dist_1.min_value                     0                      
                               0          343     34.61%           
                               1          270     27.24%           
                               2          273     27.55%           
                               3          456     46.01%           
                               4         1138    114.83%           
                               5          801     80.82%           
                               6         1595    160.94%           
                               7         2197    221.69%           
                               8        92031   9286.31%           
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                  178013                      
cpu.FETCH:rate_dist_2.min_value                     1                      
                               0            0      0.00%           
                               1          570     32.02%           
                               2          696     39.10%           
                               3         1014     56.96%           
                               4         1897    106.57%           
                               5         2701    151.73%           
                               6         6570    369.07%           
                               7         1568     88.08%           
                               8       162997   9156.47%           
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                  160223                      
cpu.FETCH:rate_dist_3.min_value                     0                      
                               0          167     10.42%           
                               1          417     26.03%           
                               2          469     29.27%           
                               3          563     35.14%           
                               4         1249     77.95%           
                               5         1632    101.86%           
                               6         3962    247.28%           
                               7         3507    218.88%           
                               8       148257   9253.17%           
cpu.FETCH:rate_dist_3.max_value                     8                      
cpu.FETCH:rate_dist_3.end_dist

cpu.IFQ:count                                32466291                       # cumulative IFQ occupancy