1.     #!/usr/bin/env  aspl 
2.     #ENVARG= -wsname TRANSIENT -groupingclass SYSSTATGROUP
3.     
4.     ;;***********************************************************************
5.     ;;   procstat.aspl
6.     ;;   
7.     ;;   Copyright © 2021-2025 Bassem W. Jamaleddine
8.     ;;   All rights reserved.
9.     ;;   
10.    ;;***********************************************************************
11.    
12.    endScriptIfShellArgsLessThan 2
13.    
14.    printblock SAMPLING SYSTEM STATISTICS $1 TIMES WITH DELAY OF $2 MILLISECONDS
15.    stas = ggsysstat(grp1,LabelABC,delay,$2)
16.    ?$1,0  stas
17.    printblock SAMPLED DATA IN DIFFERENTIAL VARIABLE stas
18.    @  stas
19.    printblock SET ks TO DESIRED STATISTIC IDENTIFIERS
20.    ks user nice system idle iowait irq softirq aelm
21.    intermittentarc 1
22.    printblock PLAY INTERMITTENT CHANGES IN STATISTICS
23.    playchanges  stas
24.    printblock SHOW DISSIMILARITY BETWEEN UNIX PROCESSES
25.    playsim  stas
26.    printblock GROUP DIFFERENTIAL OPERATOR g@ ON UNIX PROCESSES
27.    intermittentcontinuous 1
28.    g@,`ks~  stas
29.    
30.    endscript
31.    
32.    __END__
33.    
34.    $00 must be followed by two numbers specifying: iteration millis
35.    
36.       Sample system statistics looping 15 times with 250 milliseconds delay
37.          $00 15  250
38.       Sample system statistics looping 10 times with 3 seconds delay
39.          $00 15  3000
40.