open (my $ps, "-|", "/usr/bin/ps -o pcpu,vsz,stime,etime,pid,args -A|sort -kn1") or die "ps not opened $!";

while (<$ps>) {
   next if $. == 1;
   next if /\/usr\/cachesys\/mgr -U/i;  ### Skip interactive sessions ###
   #my @tmp = split if /cache/ig;
   if ( /(cache\s-s.*|\/usr\/cachesys.*)/ig ) {
      #print $1,"\n";
      my @tmp = split;
      my ($key) = split " ",$tmp[0];
      #my ($vals)= $_ =~ /([^cache]*)/;
      my ($vals) = $_ =~ /\b\s|\d+\.\d+\b(.*?)\bcache\b/;
      print $vals,"\n";
   }
   #my @tmp1=@tmp[1,2,3,4];
   #$psH{$key} = [@tmp1];
}
close ($ps)

__SAMPLE DATA__
8.45    7712 15:50:37    01:18 27551 cache -s/usr/cachesys/mgr -cj -p295 JOB^CCJOB
 9.61    7712 15:50:39    01:16 27661 cache -s/usr/cachesys/mgr -cj -p295 JOB^CCJOB
 9.69    7712 15:50:35    01:20 27501 cache -s/usr/cachesys/mgr -cj -p295 JOB^CCJOB
 9.87    7712 15:50:41    01:14 27739 cache -s/usr/cachesys/mgr -cj -p295 JOB^CCJOB
10.62    7712 15:50:43    01:12 27815 cache -s/usr/cachesys/mgr -cj -p295 JOB^CCJOB
23.68    7712 10:51:28 05:00:27 15822 cache -s/usr/cachesys/mgr -cj -p305 JOB^CCJOB