test/dsched_fq/fqstats.c

   1 #include <sys/types.h>
   2 #include <sys/stat.h>
   3 #include <sys/sysctl.h>
   4
   5 #include <db.h>
   6 #include <err.h>
   7 #include <fcntl.h>
   8 #include <paths.h>
   9 #include <stdio.h>
  10 #include <stdlib.h>
  11 #include <string.h>
  12
  13 #include "../../sys/dsched/fq/dsched_fq.h"
  14
  15
  16 int main(void)
  17 {
  18         struct dsched_fq_stats  fq_stats;
  19         size_t n = sizeof(struct dsched_fq_stats);
  20
  21         if (sysctlbyname("kern.fq_stats", &fq_stats, &n, NULL, 0) != 0)
  22                 err(1, "sysctlbyname");
  23
  24         printf( "Allocations\n"
  25                 "thread_ctx:\t%d\n"
  26                 "thread_io:\t%d\n"
  27                 "disk_ctx:\t%d\n"
  28                 "---------------------------------------------\n"
  29                 "Procs/Threads tracked\n"
  30                 "procs:\t\t%d\n"
  31                 "threads:\t%d\n"
  32                 "---------------------------------------------\n"
  33                 "Proccesses\n"
  34                 "Rate limited:\t%d\n"
  35                 "---------------------------------------------\n"
  36                 "Transactions\n"
  37                 "Issued:\t\t%d\n"
  38                 "Completed:\t%d\n"
  39                 "without thread_ctx:\t%d\n"
  40                 "---------------------------------------------\n"
  41                 "Misc\n"
  42                 "FQMP refs for buf:\t%d\n",
  43
  44                 fq_stats.tdctx_allocations,
  45                 fq_stats.tdio_allocations,
  46                 fq_stats.diskctx_allocations,
  47
  48                 fq_stats.nprocs,
  49                 fq_stats.nthreads,
  50
  51                 fq_stats.procs_limited,
  52
  53                 fq_stats.transactions,
  54                 fq_stats.transactions_completed,
  55                 fq_stats.no_tdctx
  56                 );
  57
  58
  59         return 0;
  60 }