******************************************************************* * * * WELCOME TO OPERATING SYSTEM PROJECT * * Release 1.7 * * * ******************************************************************* Copyright (C) 1990 The Research Foundation of SUNY, Michael Kifer and Scott S. Smolka (see $HOME/LICENCE for terms and conditions) ================ Summary of Simulation Parameters =============== Intensity of New Process Creation = 3 Average CPU Time per Process = 300 Overall Frequency of Events = 5 Share of Memory Related Events = 3 Share of I/O Related Events = 2 Share of Resource Related Events = 3 Share of Socket Related Events = 2 Socket simulation mode = stream and dgram CPU Time Quantum = 50 Degree of Prepaging = 2 Memory Reference Pattern = random Deadlock Handling Method = avoidance Simulation Time = 80000 Number of Snapshots = 5 Trace Switch = off Type of Run = noninteractive ==================== Beginning of Simulation ==================== ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: :: :: :: Snapshot at clock : 16000 :: :: :: ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: S I M C O R E W A I T I N G Q U E U E ***************************************************************************** * Event PCB IORB File RRB Rsrc PRRB SocketName * *---------------------------------------------------------------------------* ***************************************************************************** S I M C O R E P C B T A B L E ***************************************************************************** * PCB Size Created Last dispatch Last burst Accum CPU Status Prior * *---------------------------------------------------------------------------* ***************************************************************************** ===================== Summary of Statistics ==================== Total num of processes created = 24 Total num of processes terminated = 20 Total num of processes killed = 4 num of processes in CPU ready queue = 0 num of processes in event waiting queues = 0 Total num of wait requests = 144 Total num of signals = 319 Total num of timer interrupts = 15 CPU time used = 7270 CPU utilization = 0.4544 Memory utilization = 0.7611 System throughput ( x 1000 ) = 1.2500 Average num of processes during simulation = 4.2786 Average CPU time per process = 309.6250 Average waiting time per process = 2542.7500 Average turnaround time per process = 2852.3750 ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: :: :: :: Snapshot at clock : 32011 :: :: :: ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: S I M C O R E W A I T I N G Q U E U E ***************************************************************************** * Event PCB IORB File RRB Rsrc PRRB SocketName * *---------------------------------------------------------------------------* * 1092 39 none none none none none none * * 1113 46 none none none none none none * * 1117 40 none none none none 104 coursework * ***************************************************************************** S I M C O R E P C B T A B L E ***************************************************************************** * PCB Size Created Last dispatch Last burst Accum CPU Status Prior * *---------------------------------------------------------------------------* * 28 6201 18108 31964 23 729 ready 31987 * * 46 3975 27370 31754 2 341 waiting 31698 * * 47 2099 28194 31987 5 482 ready 31992 * * 39 6587 23037 31172 12 790 waiting 31093 * * 40 3629 23588 31906 3 138 waiting 31866 * * 43 8191 25385 32008 13 538 running 31956 * ***************************************************************************** ===================== Summary of Statistics ==================== Total num of processes created = 48 Total num of processes terminated = 35 Total num of processes killed = 7 num of processes in CPU ready queue = 2 num of processes in event waiting queues = 3 Total num of wait requests = 280 Total num of signals = 642 Total num of timer interrupts = 21 CPU time used = 14055 CPU utilization = 0.4391 Memory utilization = 0.8036 System throughput ( x 1000 ) = 1.0934 Average num of processes during simulation = 5.2728 Average CPU time per process = 329.8125 Average waiting time per process = 3217.5208 Average turnaround time per process = 3516.6458 ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: :: :: :: Snapshot at clock : 48000 :: :: :: ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: S I M C O R E W A I T I N G Q U E U E ***************************************************************************** * Event PCB IORB File RRB Rsrc PRRB SocketName * *---------------------------------------------------------------------------* * 1731 57 943 smallFile none none none none * * 1698 64 none none none none 199 news.c++ * * 1700 69 none none none none 200 talk.alt * ***************************************************************************** S I M C O R E P C B T A B L E ***************************************************************************** * PCB Size Created Last dispatch Last burst Accum CPU Status Prior * *---------------------------------------------------------------------------* * 57 2212 39059 47969 8 820 waiting 47830 * * 67 4133 45335 47997 1 338 running 47997 * * 69 4135 46314 46876 20 66 waiting 46803 * * 64 2643 44146 46848 3 321 waiting 46485 * ***************************************************************************** ===================== Summary of Statistics ==================== Total num of processes created = 73 Total num of processes terminated = 58 Total num of processes killed = 11 num of processes in CPU ready queue = 0 num of processes in event waiting queues = 3 Total num of wait requests = 415 Total num of signals = 981 Total num of timer interrupts = 30 CPU time used = 21641 CPU utilization = 0.4509 Memory utilization = 0.8202 System throughput ( x 1000 ) = 1.2083 Average num of processes during simulation = 5.1614 Average CPU time per process = 315.5616 Average waiting time per process = 3091.0137 Average turnaround time per process = 3394.0274 ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: :: :: :: Snapshot at clock : 64016 :: :: :: ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: S I M C O R E W A I T I N G Q U E U E ***************************************************************************** * Event PCB IORB File RRB Rsrc PRRB SocketName * *---------------------------------------------------------------------------* * 2278 95 none none 723 3 none none * ***************************************************************************** S I M C O R E P C B T A B L E ***************************************************************************** * PCB Size Created Last dispatch Last burst Accum CPU Status Prior * *---------------------------------------------------------------------------* * 93 7468 60165 63926 8 274 ready 63934 * * 95 5545 60893 62689 3 232 waiting 62620 * * 91 3237 59056 63942 8 286 ready 63950 * * 96 2649 61083 64015 2 241 running 63912 * * 97 6876 61218 63964 7 373 ready 63971 * * 98 7202 62034 63971 7 177 ready 63984 * * 99 956 63266 63994 5 108 ready 63898 * * 100 3006 63603 63992 2 57 ready 63994 * ***************************************************************************** ===================== Summary of Statistics ==================== Total num of processes created = 101 Total num of processes terminated = 80 Total num of processes killed = 13 num of processes in CPU ready queue = 6 num of processes in event waiting queues = 1 Total num of wait requests = 539 Total num of signals = 1293 Total num of timer interrupts = 42 CPU time used = 28604 CPU utilization = 0.4468 Memory utilization = 0.7709 System throughput ( x 1000 ) = 1.2497 Average num of processes during simulation = 4.9450 Average CPU time per process = 309.6337 Average waiting time per process = 2844.9307 Average turnaround time per process = 3134.4158 ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: :: :: :: Snapshot at clock : 80000 :: :: :: ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: S I M C O R E W A I T I N G Q U E U E ***************************************************************************** * Event PCB IORB File RRB Rsrc PRRB SocketName * *---------------------------------------------------------------------------* * 2887 113 none none 900 3 none none * ***************************************************************************** S I M C O R E P C B T A B L E ***************************************************************************** * PCB Size Created Last dispatch Last burst Accum CPU Status Prior * *---------------------------------------------------------------------------* * 110 3419 72261 79977 1 577 running 79963 * * 115 5083 74270 79972 5 727 ready 79977 * * 113 7553 73630 79875 3 372 waiting 79843 * ***************************************************************************** ===================== Summary of Statistics ==================== Total num of processes created = 119 Total num of processes terminated = 102 Total num of processes killed = 14 num of processes in CPU ready queue = 1 num of processes in event waiting queues = 1 Total num of wait requests = 664 Total num of signals = 1592 Total num of timer interrupts = 49 CPU time used = 35629 CPU utilization = 0.4454 Memory utilization = 0.7736 System throughput ( x 1000 ) = 1.2750 Average num of processes during simulation = 4.9993 Average CPU time per process = 315.5798 Average waiting time per process = 3055.0084 Average turnaround time per process = 3361.0252 ==================== End of Simulation ==================== ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: :: :: :: Snapshot at clock : 80000 :: :: :: ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: S I M C O R E W A I T I N G Q U E U E ***************************************************************************** * Event PCB IORB File RRB Rsrc PRRB SocketName * *---------------------------------------------------------------------------* * 2887 113 none none 900 3 none none * ***************************************************************************** S I M C O R E P C B T A B L E ***************************************************************************** * PCB Size Created Last dispatch Last burst Accum CPU Status Prior * *---------------------------------------------------------------------------* * 110 3419 72261 79977 1 577 running 79963 * * 115 5083 74270 79972 5 727 ready 79977 * * 113 7553 73630 79875 3 372 waiting 79843 * ***************************************************************************** ===================== Summary of Statistics ==================== Total num of processes created = 119 Total num of processes terminated = 102 Total num of processes killed = 14 num of processes in CPU ready queue = 1 num of processes in event waiting queues = 1 Total num of wait requests = 664 Total num of signals = 1592 Total num of timer interrupts = 49 CPU time used = 35629 CPU utilization = 0.4454 Memory utilization = 0.7736 System throughput ( x 1000 ) = 1.2750 Average num of processes during simulation = 4.9993 Average CPU time per process = 315.5798 Average waiting time per process = 3055.0084 Average turnaround time per process = 3361.0252