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/* BEAST - Better Audio System
* Copyright (C) 2004 Tim Janik
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* A copy of the GNU Lesser General Public License should ship along
* with this library; if not, see http://www.gnu.org/copyleft/.
*/
#include "bstprofiler.h"
#include <string.h>
/* --- thread view --- */
enum {
TCOL_NAME,
TCOL_TID,
TCOL_PROC,
TCOL_PRIO,
TCOL_PERC,
TCOL_UTIME,
TCOL_STIME,
N_TCOLS
};
/* --- variables --- */
static GtkWidget *profiler_dialog = NULL;
static GxkRadget *profiler = NULL;
static guint timer_id = 0;
static guint n_thread_infos = 0;
static BseThreadInfo *thread_infos = NULL;
/* --- funtions --- */
static gchar
char_state_from_thread_state (BseThreadState thread_state)
{
switch (thread_state)
{
default:
case BSE_THREAD_STATE_UNKNOWN: return SFI_THREAD_UNKNOWN;
case BSE_THREAD_STATE_RUNNING: return SFI_THREAD_RUNNING;
case BSE_THREAD_STATE_SLEEPING: return SFI_THREAD_SLEEPING;
case BSE_THREAD_STATE_DISKWAIT: return SFI_THREAD_DISKWAIT;
case BSE_THREAD_STATE_TRACED: return SFI_THREAD_TRACED;
case BSE_THREAD_STATE_PAGING: return SFI_THREAD_PAGING;
case BSE_THREAD_STATE_ZOMBIE: return SFI_THREAD_ZOMBIE;
case BSE_THREAD_STATE_DEAD: return SFI_THREAD_DEAD;
}
}
static BseThreadState
thread_state_from_char_state (gchar thread_state)
{
switch (thread_state)
{
default:
case SFI_THREAD_UNKNOWN: return BSE_THREAD_STATE_UNKNOWN;
case SFI_THREAD_RUNNING: return BSE_THREAD_STATE_RUNNING;
case SFI_THREAD_SLEEPING: return BSE_THREAD_STATE_SLEEPING;
case SFI_THREAD_DISKWAIT: return BSE_THREAD_STATE_DISKWAIT;
case SFI_THREAD_TRACED: return BSE_THREAD_STATE_TRACED;
case SFI_THREAD_PAGING: return BSE_THREAD_STATE_PAGING;
case SFI_THREAD_ZOMBIE: return BSE_THREAD_STATE_ZOMBIE;
case SFI_THREAD_DEAD: return BSE_THREAD_STATE_DEAD;
}
}
static void
thread_info_cell_fill_value (GtkWidget *profiler,
guint column,
guint row,
GValue *value)
{
BseThreadInfo *info = thread_infos + row;
switch (column)
{
case TCOL_NAME:
sfi_value_take_string (value, g_strdup_printf ("%s", info->name));
break;
case TCOL_PROC:
sfi_value_take_string (value, info->processor ? g_strdup_printf ("%d", info->processor) : g_strdup (""));
break;
case TCOL_TID:
sfi_value_take_string (value, info->thread_id ? g_strdup_printf ("%u", info->thread_id) : g_strdup (""));
break;
case TCOL_PRIO:
sfi_value_take_string (value, info->thread_id ? g_strdup_printf ("%d", info->priority) : g_strdup (""));
break;
case TCOL_PERC:
sfi_value_take_string (value, g_strdup_printf ("%5.2f%%", (info->utime + info->stime) * 0.0001));
break;
case TCOL_UTIME:
sfi_value_take_string (value, g_strdup_printf ("%7.3f", info->utime * 0.001));
break;
case TCOL_STIME:
sfi_value_take_string (value, g_strdup_printf ("%7.3f", info->stime * 0.001));
break;
}
}
static void
update_infos (GSList *slist,
GxkListWrapper *lw)
{
guint i, n = g_slist_length (slist) + 1;
while (n_thread_infos > n)
{
BseThreadInfo *info = thread_infos + --n_thread_infos;
g_free (info->name);
gxk_list_wrapper_notify_delete (lw, n_thread_infos);
}
if (n > n_thread_infos)
{
thread_infos = g_renew (BseThreadInfo, thread_infos, n);
guint delta = n - n_thread_infos;
memset (thread_infos + n_thread_infos, 0, sizeof (thread_infos[0]) * delta);
n_thread_infos = n;
gxk_list_wrapper_notify_append (lw, delta);
}
BseThreadInfo *totals = thread_infos + n - 1;
gboolean totals_changed = !totals->name;
totals->utime = 0;
totals->stime = 0;
totals->priority = G_MAXINT;
for (i = 0; i < n - 1; i++)
{
BseThreadInfo *oinfo = thread_infos + i;
BseThreadInfo *ninfo = slist->data;
slist = slist->next;
if (!oinfo->name || strcmp (oinfo->name, ninfo->name) ||
oinfo->thread_id != ninfo->thread_id ||
oinfo->state != ninfo->state ||
oinfo->priority != ninfo->priority ||
oinfo->processor != ninfo->processor ||
oinfo->utime != ninfo->utime ||
oinfo->stime != ninfo->stime)
{
g_free (oinfo->name);
oinfo->name = g_strdup (ninfo->name);
oinfo->thread_id = ninfo->thread_id;
oinfo->state = ninfo->state;
oinfo->priority = ninfo->priority;
oinfo->processor = ninfo->processor;
oinfo->utime = ninfo->utime;
oinfo->stime = ninfo->stime;
gxk_list_wrapper_notify_change (lw, i);
totals_changed = TRUE;
}
totals->utime += oinfo->utime;
totals->stime += oinfo->stime;
totals->priority = MIN (oinfo->priority, totals->priority);
}
if (totals_changed)
{
g_free (totals->name);
totals->name = g_strdup (_("Totals"));
totals->state = BSE_THREAD_STATE_RUNNING;
totals->processor = 0;
gxk_list_wrapper_notify_change (lw, n - 1);
}
}
static void
profiler_update (void)
{
GxkListWrapper *lwrapper = g_object_get_data (profiler_dialog, "list-wrapper");
BseThreadTotals *tt = bse_collect_thread_totals ();
sfi_thread_sleep (0); /* update accounting for self */
BirnetThreadInfo *si = sfi_thread_info_collect (sfi_thread_self());
BseThreadInfo bi = { 0, };
GSList *slist = NULL;
guint i;
bi.name = si->name;
bi.thread_id = si->thread_id;
bi.state = thread_state_from_char_state (si->state);
bi.priority = si->priority;
bi.processor = si->processor;
bi.utime = si->utime;
bi.stime = si->stime;
bi.cutime = si->cutime;
bi.cstime = si->cstime;
for (i = 0; i < tt->synthesis->n_thread_infos; i++)
slist = g_slist_prepend (slist, tt->synthesis->thread_infos[i]);
if (tt->sequencer)
slist = g_slist_prepend (slist, tt->sequencer);
slist = g_slist_prepend (slist, tt->main);
slist = g_slist_prepend (slist, &bi);
update_infos (slist, lwrapper);
g_slist_free (slist);
sfi_thread_info_free (si);
}
static gboolean
profiler_timer (gpointer data)
{
gboolean visible;
GDK_THREADS_ENTER ();
visible = profiler_dialog && GTK_WIDGET_VISIBLE (profiler_dialog);
if (visible)
profiler_update ();
else
timer_id = 0;
GDK_THREADS_LEAVE ();
return visible;
}
GtkWidget*
bst_profiler_window_get (void)
{
if (!profiler)
{
profiler = gxk_radget_create ("beast", "profiler", NULL);
profiler_dialog = gxk_dialog_new (&profiler, NULL,
GXK_DIALOG_HIDE_ON_DELETE,
_("Profiler"),
profiler);
GxkListWrapper *lwrapper = gxk_list_wrapper_new (N_TCOLS,
G_TYPE_STRING, /* TCOL_NAME */
G_TYPE_STRING, /* TCOL_TID */
G_TYPE_STRING, /* TCOL_PERC */
G_TYPE_STRING, /* TCOL_UTIME */
G_TYPE_STRING, /* TCOL_STIME */
G_TYPE_STRING, /* TCOL_PRIO */
G_TYPE_STRING /* TCOL_PROC */
);
g_signal_connect_object (lwrapper, "fill-value",
G_CALLBACK (thread_info_cell_fill_value),
profiler, G_CONNECT_SWAPPED);
GtkTreeModel *smodel = gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL (lwrapper));
g_object_unref (lwrapper);
GtkTreeView *tview = gxk_radget_find (profiler, "tree-view");
gtk_tree_view_set_model (tview, smodel);
GtkTreeSelection *tsel = gtk_tree_view_get_selection (tview);
gtk_tree_selection_set_mode (tsel, GTK_SELECTION_NONE);
g_object_unref (smodel);
gxk_tree_view_add_text_column (tview, TCOL_NAME, "SAG", 0.0, _("Thread Name"), NULL, NULL, NULL, 0);
if (BST_DVL_HINTS)
gxk_tree_view_add_text_column (tview, TCOL_TID, "SA", 0.5, _("TID"), _("Thread ID (on some systems the process ID)"), NULL, NULL, 0);
gxk_tree_view_add_text_column (tview, TCOL_PERC, "SAG", 1.0, _("CPU%"), _("Percentage of CPU usage"), NULL, NULL, 0);
gxk_tree_view_add_text_column (tview, TCOL_UTIME, "SAG", 1.0, _("UTime"), _("Average number of milliseconds per second of user CPU time used by thread"), NULL, NULL, 0);
gxk_tree_view_add_text_column (tview, TCOL_STIME, "SAG", 1.0, _("STime"), _("Average number of milliseconds per second of system CPU time used by thread"), NULL, NULL, 0);
/*
gxk_tree_view_add_text_column (tview, TCOL_STATE, "F", 0.5, _("S"),
_("Thread State:\n"
"'?' - thread state is unknown\n"
"'R' - thread is running\n"
"'S' - thread is sleeping\n"
"'D' - thread waits on disk\n"
"'T' - thread is traced\n"
"'W' - thread is swapping memory\n"
"'Z' - thread died unexpectedly\n"
"'X' - thread exited"),
NULL, NULL, 0);
*/
gxk_tree_view_add_text_column (tview, TCOL_PRIO, "AG", 0.5, _("Nice"), _("Thread priority from -20 (high) to +19 (low)"), NULL, NULL, 0);
gxk_tree_view_add_text_column (tview, TCOL_PROC, "A", 0.5, _("CPU#"), _("CPU the thread is currently running on"), NULL, NULL, 0);
g_object_set_data (profiler_dialog, "list-wrapper", lwrapper);
profiler_update ();
}
if (!timer_id)
timer_id = g_timeout_add (500, profiler_timer, NULL);
return profiler_dialog;
}
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