benchmark/measures.h

   1 /*
   2  * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca>
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License
   6  * as published by the Free Software Foundation; only version 2
   7  * of the License.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  17  */
  18
  19 #ifndef _MEASURES_H
  20 #define _MEASURES_H
  21
  22 /* Session daemon main() time */
  23 cycles_t time_sessiond_boot_start;
  24 cycles_t time_sessiond_boot_end;
  25
  26 /* Session daemon thread manage kconsumerd time */
  27 cycles_t time_sessiond_th_kcon_start;
  28 cycles_t time_sessiond_th_kcon_poll;
  29
  30 /* Session daemon thread manage kernel time */
  31 cycles_t time_sessiond_th_kern_start;
  32 cycles_t time_sessiond_th_kern_poll;
  33
  34 /* Session daemon thread manage apps time */
  35 cycles_t time_sessiond_th_apps_start;
  36 cycles_t time_sessiond_th_apps_poll;
  37
  38 /* Session daemon thread registration apps time */
  39 cycles_t time_sessiond_th_reg_start;
  40 cycles_t time_sessiond_th_reg_poll;
  41
  42 /* Session daemon thread registration apps time */
  43 cycles_t time_sessiond_th_dispatch_start;
  44 cycles_t time_sessiond_th_dispatch_block;
  45
  46 /* Session daemon thread manage client time */
  47 cycles_t time_sessiond_th_cli_start;
  48 cycles_t time_sessiond_th_cli_poll;
  49
  50 /* Create tracing session values */
  51 cycles_t time_create_session_start;
  52 cycles_t time_create_session_end;
  53
  54 /* Destroy tracing session values */
  55 cycles_t time_destroy_session_start;
  56 cycles_t time_destroy_session_end;
  57
  58 /* Enable an UST channel values */
  59 cycles_t time_enable_ust_channel_start;
  60 cycles_t time_enable_ust_channel_end;
  61
  62 /* Enable an UST event values */
  63 cycles_t time_enable_ust_event_start;
  64 cycles_t time_enable_ust_event_end;
  65
  66 /* Start UST tracing */
  67 cycles_t time_start_ust_start;
  68 cycles_t time_start_ust_end;
  69
  70 /*
  71  * UST registration time
  72  *
  73  * Start time is taken *after* the poll() has detected activity on the apps
  74  * socket and right *before* the accept(). There is a malloc() after that
  75  * accept and then we recv() the request from the client. We need to measure
  76  * the complete process.
  77  */
  78 cycles_t time_ust_register_start;
  79 /*
  80  * The stop time is measured right after the futex() wake up.
  81  */
  82 cycles_t time_ust_register_stop;
  83
  84 /*
  85  *  * UST unregister time
  86  *   */
  87 cycles_t time_ust_unregister_start;
  88 cycles_t time_ust_unregister_stop;
  89
  90 /*
  91  * UST dispatch registration request time
  92  *
  93  * Start time taken *after* the dequeue which is a blocking call.
  94  */
  95 cycles_t time_ust_dispatch_register_start;
  96 /*
  97  * Stop time taken *before* the futex() wait so at this point, the registration
  98  * was sent to the manage apps thread.
  99  */
 100 cycles_t time_ust_dispatch_register_stop;
 101
 102 /*
 103  * UST managing registration time
 104  */
 105 /* read() from pipe */
 106 cycles_t time_ust_register_read_start;
 107 cycles_t time_ust_register_read_stop;
 108 /* register_traceable_app() time */
 109 cycles_t time_ust_register_add_start;
 110 cycles_t time_ust_register_add_stop;
 111 /* send register done command */
 112 cycles_t time_ust_register_done_start;
 113 cycles_t time_ust_register_done_stop;
 114
 115 /*
 116  * UST notification time (using the shm/futex scheme). Those times were break
 117  * down in seperate time for each big action step.
 118  *
 119  * Start time taken *before* we create/get the SHM mmap.
 120  */
 121 cycles_t time_ust_notify_apps_start;
 122 /*
 123  * Stop time taken after waiting all processes (futex_wait_update()).
 124  */
 125 cycles_t time_ust_notify_apps_stop;
 126 /* mmap() call */
 127 cycles_t time_ust_notify_mmap_start;
 128 cycles_t time_ust_notify_mmap_stop;
 129 /* Permissions time (chmod/chown) */
 130 cycles_t time_ust_notify_perms_start;
 131 cycles_t time_ust_notify_perms_stop;
 132 /* Fork process */
 133 cycles_t time_ust_notify_fork_start;
 134 cycles_t time_ust_notify_fork_stop;
 135 /* shm_open call */
 136 cycles_t time_ust_notify_shm_start;
 137 cycles_t time_ust_notify_shm_stop;
 138
 139 #endif /* _MEASURES_H */