m5stats.txt

linux下基于c++的处理器仿真平台。具有处理器流水线

---------- Begin Simulation Statistics ----------
host_inst_rate                                2518039                       # Simulator instruction rate (inst/s)
host_mem_usage                                 182732                       # Number of bytes of host memory used
host_seconds                                    58.46                       # Real time elapsed on the host
host_tick_rate                               63204980                       # Simulator tick rate (ticks/s)
sim_freq                                   2000000000                       # Frequency of simulated ticks
sim_insts                                   147206079                       # Number of instructions simulated
sim_seconds                                  1.847511                       # Number of seconds simulated
sim_ticks                                  3695021022                       # Number of ticks simulated
system.cpu0.dtb.accesses                       775762                       # DTB accesses
system.cpu0.dtb.acv                               243                       # DTB access violations
system.cpu0.dtb.hits                         15924422                       # DTB hits
system.cpu0.dtb.misses                           8642                       # DTB misses
system.cpu0.dtb.read_accesses                  500224                       # DTB read accesses
system.cpu0.dtb.read_acv                          139                       # DTB read access violations
system.cpu0.dtb.read_hits                     9615875                       # DTB read hits
system.cpu0.dtb.read_misses                      7869                       # DTB read misses
system.cpu0.dtb.write_accesses                 275538                       # DTB write accesses
system.cpu0.dtb.write_acv                         104                       # DTB write access violations
system.cpu0.dtb.write_hits                    6308547                       # DTB write hits
system.cpu0.dtb.write_misses                      773                       # DTB write misses
system.cpu0.idle_fraction                    0.967291                       # Percentage of idle cycles
system.cpu0.itb.accesses                      2301042                       # ITB accesses
system.cpu0.itb.acv                               138                       # ITB acv
system.cpu0.itb.hits                          2297139                       # ITB hits
system.cpu0.itb.misses                           3903                       # ITB misses
system.cpu0.kern.callpal                       198916                       # number of callpals executed
system.cpu0.kern.callpal_cserve                     1      0.00%      0.00% # number of callpals executed
system.cpu0.kern.callpal_wripir                   278      0.14%      0.14% # number of callpals executed
system.cpu0.kern.callpal_wrmces                     1      0.00%      0.14% # number of callpals executed
system.cpu0.kern.callpal_wrfen                      1      0.00%      0.14% # number of callpals executed
system.cpu0.kern.callpal_wrvptptr                   1      0.00%      0.14% # number of callpals executed
system.cpu0.kern.callpal_swpctx                  4009      2.02%      2.16% # number of callpals executed
system.cpu0.kern.callpal_tbi                       16      0.01%      2.17% # number of callpals executed
system.cpu0.kern.callpal_wrent                      7      0.00%      2.17% # number of callpals executed
system.cpu0.kern.callpal_swpipl                184950     92.98%     95.15% # number of callpals executed
system.cpu0.kern.callpal_rdps                    4128      2.08%     97.22% # number of callpals executed
system.cpu0.kern.callpal_wrkgp                      1      0.00%     97.22% # number of callpals executed
system.cpu0.kern.callpal_wrusp                      4      0.00%     97.23% # number of callpals executed
system.cpu0.kern.callpal_rdusp                      8      0.00%     97.23% # number of callpals executed
system.cpu0.kern.callpal_whami                      1      0.00%     97.23% # number of callpals executed
system.cpu0.kern.callpal_rti                     4915      2.47%     99.70% # number of callpals executed
system.cpu0.kern.callpal_callsys                  402      0.20%     99.90% # number of callpals executed
system.cpu0.kern.callpal_imb                      193      0.10%    100.00% # number of callpals executed
system.cpu0.kern.faults                         15277                       # number of faults
system.cpu0.kern.faults_interrupt                2351     15.39%     15.39% # number of faults
system.cpu0.kern.faults_dtb_miss_single          6721     43.99%     59.38% # number of faults
system.cpu0.kern.faults_dtb_miss_double          1921     12.57%     71.96% # number of faults
system.cpu0.kern.faults_dfault                    104      0.68%     72.64% # number of faults
system.cpu0.kern.faults_dfault                    139      0.91%     73.55% # number of faults
system.cpu0.kern.faults_itbmiss                  3903     25.55%     99.10% # number of faults
system.cpu0.kern.faults_iaccvio                   138      0.90%    100.00% # number of faults
system.cpu0.kern.inst.arm                           0                       # number of arm instructions executed
system.cpu0.kern.inst.hwrei                    214195                       # number of hwrei instructions executed
system.cpu0.kern.inst.ivlb                          0                       # number of ivlb instructions executed
system.cpu0.kern.inst.ivle                          0                       # number of ivle instructions executed
system.cpu0.kern.inst.quiesce                    2036                       # number of quiesce instructions executed
system.cpu0.kern.ipl_count                     192217                       # number of times we switched to this ipl
system.cpu0.kern.ipl_count_0                    80362     41.81%     41.81% # number of times we switched to this ipl
system.cpu0.kern.ipl_count_21                     282      0.15%     41.95% # number of times we switched to this ipl
system.cpu0.kern.ipl_count_22                    5823      3.03%     44.98% # number of times we switched to this ipl
system.cpu0.kern.ipl_count_30                     182      0.09%     45.08% # number of times we switched to this ipl
system.cpu0.kern.ipl_count_31                  105568     54.92%    100.00% # number of times we switched to this ipl
system.cpu0.kern.ipl_good                      168027                       # number of times we switched to this ipl from a different ipl
system.cpu0.kern.ipl_good_0                     78993     47.01%     47.01% # number of times we switched to this ipl from a different ipl
system.cpu0.kern.ipl_good_21                      282      0.17%     47.18% # number of times we switched to this ipl from a different ipl
system.cpu0.kern.ipl_good_22                     5823      3.47%     50.65% # number of times we switched to this ipl from a different ipl
system.cpu0.kern.ipl_good_30                      182      0.11%     50.75% # number of times we switched to this ipl from a different ipl
system.cpu0.kern.ipl_good_31                    82747     49.25%    100.00% # number of times we switched to this ipl from a different ipl
system.cpu0.kern.ipl_ticks                 3694505949                       # number of cycles we spent at this ipl
system.cpu0.kern.ipl_ticks_0               3664970141     99.20%     99.20% # number of cycles we spent at this ipl
system.cpu0.kern.ipl_ticks_21                   46853      0.00%     99.20% # number of cycles we spent at this ipl
system.cpu0.kern.ipl_ticks_22                 1372360      0.04%     99.24% # number of cycles we spent at this ipl
system.cpu0.kern.ipl_ticks_30                   41276      0.00%     99.24% # number of cycles we spent at this ipl
system.cpu0.kern.ipl_ticks_31                28075319      0.76%    100.00% # number of cycles we spent at this ipl
system.cpu0.kern.ipl_used                    0.874153                       # fraction of swpipl calls that actually changed the ipl
system.cpu0.kern.ipl_used_0                  0.982965                       # fraction of swpipl calls that actually changed the ipl
system.cpu0.kern.ipl_used_21                        1                       # fraction of swpipl calls that actually changed the ipl
system.cpu0.kern.ipl_used_22                        1                       # fraction of swpipl calls that actually changed the ipl
system.cpu0.kern.ipl_used_30                        1                       # fraction of swpipl calls that actually changed the ipl
system.cpu0.kern.ipl_used_31                 0.783827                       # fraction of swpipl calls that actually changed the ipl
system.cpu0.kern.mode_good_kernel                1671                      
system.cpu0.kern.mode_good_user                  1205                      
system.cpu0.kern.mode_good_idle                   251                      
system.cpu0.kern.mode_good_interrupt              215                      
system.cpu0.kern.mode_switch_kernel              8138                       # number of protection mode switches
system.cpu0.kern.mode_switch_user                1205                       # number of protection mode switches
system.cpu0.kern.mode_switch_idle                6319                       # number of protection mode switches
system.cpu0.kern.mode_switch_interrupt            215                       # number of protection mode switches
system.cpu0.kern.mode_switch_good            0.210493                       # fraction of useful protection mode switches
system.cpu0.kern.mode_switch_good_kernel     0.205333                       # fraction of useful protection mode switches
system.cpu0.kern.mode_switch_good_user              1                       # fraction of useful protection mode switches
system.cpu0.kern.mode_switch_good_idle       0.039721                       # fraction of useful protection mode switches
system.cpu0.kern.mode_switch_good_interrupt            1                       # fraction of useful protection mode switches
system.cpu0.kern.mode_ticks_kernel          100479698      2.72%      2.72% # number of ticks spent at the given mode
system.cpu0.kern.mode_ticks_user              2537986      0.07%      2.79% # number of ticks spent at the given mode
system.cpu0.kern.mode_ticks_idle           3590775834     97.19%     99.98% # number of ticks spent at the given mode