a4f37ccd |
1 | /* This file is part of the Linux Trace Toolkit viewer |
2 | * Copyright (C) 2005 Peter Ho |
3 | * |
4 | * This program is free software; you can redistribute it and/or modify |
5 | * it under the terms of the GNU General Public License Version 2 as |
6 | * published by the Free Software Foundation; |
7 | * |
8 | * This program is distributed in the hope that it will be useful, |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
11 | * GNU General Public License for more details. |
12 | * |
13 | * You should have received a copy of the GNU General Public License |
14 | * along with this program; if not, write to the Free Software |
15 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
16 | * MA 02111-1307, USA. |
17 | */ |
18 | |
19 | |
20 | #include <math.h> |
21 | |
22 | #include <glib.h> |
23 | #include <gtk/gtk.h> |
24 | #include <gdk/gdk.h> |
25 | |
26 | #include <stdio.h> |
27 | #include <stdlib.h> |
28 | #include <string.h> |
29 | |
30 | #include <ltt/ltt.h> |
31 | #include <ltt/event.h> |
32 | #include <ltt/type.h> |
33 | #include <ltt/trace.h> |
34 | #include <ltt/facility.h> |
35 | #include <lttv/module.h> |
36 | #include <lttv/hook.h> |
37 | #include <lttv/tracecontext.h> |
38 | #include <lttv/state.h> |
39 | #include <lttv/filter.h> |
40 | #include <lttvwindow/lttvwindow.h> |
41 | #include <ltt/time.h> |
42 | |
43 | #include "hDiskPerformanceInsert.xpm" |
44 | |
45 | |
46 | #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format) |
47 | #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format) |
48 | #define NO_ITEMS 0 |
49 | |
50 | enum{ |
51 | DISKNAME_COLUMN, |
52 | BYTES_RD_COLUMN, |
53 | BYTES_RD_SEC_COLUMN, |
54 | NUM_RD_COLUMN, |
55 | BYTES_WR_COLUMN, |
56 | BYTES_WR_SEC_COLUMN, |
57 | NUM_WR_COLUMN, |
58 | N_COLUMNS |
59 | }; |
60 | enum operation_t { |
61 | LTTV_READ_OPERATION = 1, |
62 | LTTV_WRITE_OPERATION |
63 | }; |
64 | |
65 | typedef struct _DiskPerformanceData { |
66 | |
67 | Tab * tab; |
68 | LttvHooks * event_hooks; |
69 | LttvHooks * hooks_trace_after; |
70 | LttvHooks * hooks_trace_before; |
71 | TimeWindow time_window; // time window |
72 | |
73 | GtkWidget * scroll_win; |
74 | /* Model containing list data */ |
75 | GtkListStore *store_m; |
76 | GtkWidget *hbox_v; |
77 | /* Widget to display the data in a columned list */ |
78 | GtkWidget *tree_v; |
79 | /* Selection handler */ |
80 | GtkTreeSelection *select_c; |
81 | |
82 | GArray *disk_array; |
83 | |
84 | } DiskPerformanceData; |
85 | |
86 | |
87 | typedef struct _lttv_block { |
88 | guint major_number; |
89 | guint minor_number; |
90 | guint size; |
91 | } lttv_block; |
92 | |
93 | typedef struct _lttv_total_block { |
94 | char diskname[10]; |
95 | guint64 total_bytes_read; |
96 | guint num_read_operations; |
97 | guint64 total_bytes_written; |
98 | guint num_write_operations; |
99 | |
100 | } lttv_total_block; |
101 | |
102 | GSList *g_disk_data_list = NULL ; |
103 | |
104 | DiskPerformanceData *disk_performance_data(Tab *tab); |
105 | static void disk_destroy_walk(gpointer data, gpointer user_data); |
106 | static gboolean parse_event(void *hook_data, void *call_data); |
107 | static gboolean disk_show(void *hook_data, void *call_data); |
108 | static gboolean trace_header(void *hook_data, void *call_data); |
109 | static gboolean disk_update_time_window(void * hook_data, void * call_data); |
110 | static void tree_v_size_allocate_cb (GtkWidget *widget, GtkAllocation *alloc, gpointer data); |
111 | static void tree_v_size_request_cb (GtkWidget *widget, GtkRequisition *requisition, gpointer data); |
112 | static void tree_v_cursor_changed_cb (GtkWidget *widget, gpointer data); |
113 | static void tree_v_move_cursor_cb (GtkWidget *widget, GtkMovementStep arg1, gint arg2, gpointer data); |
114 | static void tree_selection_changed_cb (GtkTreeSelection *selection, gpointer data); |
115 | static void request_event( DiskPerformanceData *disk_performance); |
116 | void gui_disperformance_free(DiskPerformanceData *event_viewer_data); |
117 | static void get_event_detail(LttEvent *e, LttField *f, GString * s, lttv_block* disk_data); |
118 | static char * major_minor_to_diskname( lttv_block* disk_data); |
119 | static void sum_data(char* diskname, guint size, enum operation_t opt, GArray *disk_array); |
120 | |
121 | GtkWidget *disk_performance(Tab * tab){ |
122 | |
123 | DiskPerformanceData* disk_data = disk_performance_data(tab); |
124 | if(disk_data) |
125 | return disk_data->hbox_v; |
126 | else |
127 | return NULL; |
128 | |
129 | } |
130 | |
131 | DiskPerformanceData *disk_performance_data(Tab *tab){ |
132 | |
133 | LttTime end; |
134 | GtkTreeViewColumn *column; |
135 | GtkCellRenderer *renderer; |
136 | DiskPerformanceData* disk_data = g_new(DiskPerformanceData,1) ; |
137 | |
138 | g_info("enter disk_performance_data \n"); |
139 | |
140 | disk_data->tab = tab; |
141 | disk_data->time_window = lttvwindow_get_time_window(tab); |
142 | |
143 | disk_data->disk_array = g_array_new(FALSE, FALSE, sizeof(lttv_total_block )); |
144 | |
145 | lttvwindow_register_time_window_notify(tab, |
146 | disk_update_time_window, |
147 | disk_data); |
148 | |
149 | disk_data->scroll_win = gtk_scrolled_window_new (NULL, NULL); |
150 | gtk_widget_show (disk_data->scroll_win); |
151 | gtk_scrolled_window_set_policy( |
152 | GTK_SCROLLED_WINDOW(disk_data->scroll_win), |
153 | GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC/*GTK_POLICY_NEVER*/); |
154 | |
155 | |
156 | /* Create a model for storing the data list */ |
157 | disk_data->store_m = gtk_list_store_new ( |
158 | N_COLUMNS, /* Total number of columns */ |
159 | G_TYPE_STRING, /* Diskname */ // to change from INT to string later |
160 | G_TYPE_INT64, /* Bytes read */ |
161 | G_TYPE_INT64, /* Bytes read/sec */ |
162 | G_TYPE_INT, |
163 | G_TYPE_INT64, /* bytes written */ |
164 | G_TYPE_INT64, /* bytes written/sec */ |
165 | G_TYPE_INT |
166 | ); |
167 | |
168 | disk_data->tree_v = gtk_tree_view_new_with_model (GTK_TREE_MODEL (disk_data->store_m)); |
169 | |
170 | g_signal_connect (G_OBJECT (disk_data->tree_v), "size-allocate", |
171 | G_CALLBACK (tree_v_size_allocate_cb), |
172 | disk_data); |
173 | g_signal_connect (G_OBJECT (disk_data->tree_v), "size-request", |
174 | G_CALLBACK (tree_v_size_request_cb), |
175 | disk_data); |
176 | g_signal_connect (G_OBJECT (disk_data->tree_v), "cursor-changed", |
177 | G_CALLBACK (tree_v_cursor_changed_cb), |
178 | disk_data); |
179 | g_signal_connect (G_OBJECT (disk_data->tree_v), "move-cursor", |
180 | G_CALLBACK (tree_v_move_cursor_cb), |
181 | disk_data); |
182 | |
183 | g_object_unref (G_OBJECT (disk_data->store_m)); |
184 | |
185 | renderer = gtk_cell_renderer_text_new (); |
186 | column = gtk_tree_view_column_new_with_attributes ("DiskName", |
187 | renderer, |
188 | "text", DISKNAME_COLUMN, |
189 | NULL); |
190 | gtk_tree_view_column_set_alignment (column, 0.0); |
191 | gtk_tree_view_column_set_fixed_width (column, 45); |
192 | gtk_tree_view_append_column (GTK_TREE_VIEW (disk_data->tree_v), column); |
193 | |
194 | renderer = gtk_cell_renderer_text_new (); |
195 | column = gtk_tree_view_column_new_with_attributes ("BytesRead", |
196 | renderer, |
197 | "text", BYTES_RD_COLUMN, |
198 | NULL); |
199 | gtk_tree_view_column_set_alignment (column, 0.0); |
200 | gtk_tree_view_column_set_fixed_width (column, 220); |
201 | gtk_tree_view_append_column (GTK_TREE_VIEW (disk_data->tree_v), column); |
202 | |
203 | renderer = gtk_cell_renderer_text_new (); |
204 | column = gtk_tree_view_column_new_with_attributes ("BytesRead/sec", |
205 | renderer, |
206 | "text", BYTES_RD_SEC_COLUMN, |
207 | NULL); |
208 | gtk_tree_view_column_set_alignment (column, 1.0); |
209 | gtk_tree_view_column_set_fixed_width (column, 220); |
210 | gtk_tree_view_append_column (GTK_TREE_VIEW (disk_data->tree_v), column); |
211 | |
212 | renderer = gtk_cell_renderer_text_new (); |
213 | column = gtk_tree_view_column_new_with_attributes ("NumReadOperations", |
214 | renderer, |
215 | "text",NUM_RD_COLUMN, |
216 | NULL); |
217 | gtk_tree_view_column_set_alignment (column, 1.0); |
218 | gtk_tree_view_column_set_fixed_width (column, 220); |
219 | gtk_tree_view_append_column (GTK_TREE_VIEW (disk_data->tree_v), column); |
220 | |
221 | renderer = gtk_cell_renderer_text_new (); |
222 | column = gtk_tree_view_column_new_with_attributes ("BytesWritten", |
223 | renderer, |
224 | "text", BYTES_WR_COLUMN, |
225 | NULL); |
226 | gtk_tree_view_column_set_alignment (column, 0.0); |
227 | gtk_tree_view_column_set_fixed_width (column, 145); |
228 | gtk_tree_view_append_column (GTK_TREE_VIEW (disk_data->tree_v), column); |
229 | |
230 | renderer = gtk_cell_renderer_text_new (); |
231 | column = gtk_tree_view_column_new_with_attributes ("BytesWritten/sec", |
232 | renderer, |
233 | "text", BYTES_WR_SEC_COLUMN, |
234 | NULL); |
235 | gtk_tree_view_column_set_alignment (column, 1.0); |
236 | gtk_tree_view_column_set_fixed_width (column, 220); |
237 | gtk_tree_view_append_column (GTK_TREE_VIEW (disk_data->tree_v), column); |
238 | |
239 | renderer = gtk_cell_renderer_text_new (); |
240 | column = gtk_tree_view_column_new_with_attributes ("NumWriteOperations", |
241 | renderer, |
242 | "text",NUM_WR_COLUMN, |
243 | NULL); |
244 | gtk_tree_view_column_set_alignment (column, 0.0); |
245 | gtk_tree_view_column_set_fixed_width (column, 145); |
246 | gtk_tree_view_append_column (GTK_TREE_VIEW (disk_data->tree_v), column); |
247 | |
248 | disk_data->select_c = gtk_tree_view_get_selection (GTK_TREE_VIEW (disk_data->tree_v)); |
249 | gtk_tree_selection_set_mode (disk_data->select_c, GTK_SELECTION_SINGLE); |
250 | g_signal_connect (G_OBJECT (disk_data->select_c), "changed", |
251 | G_CALLBACK (tree_selection_changed_cb), |
252 | disk_data); |
253 | |
254 | gtk_container_add (GTK_CONTAINER (disk_data->scroll_win), disk_data->tree_v); |
255 | |
256 | disk_data->hbox_v = gtk_hbox_new(0, 0); |
257 | gtk_box_pack_start(GTK_BOX(disk_data->hbox_v), disk_data->scroll_win, TRUE, TRUE, 0); |
258 | |
259 | gtk_widget_show(disk_data->hbox_v); |
260 | gtk_widget_show(disk_data->tree_v); |
261 | |
262 | |
263 | g_disk_data_list = g_slist_append(g_disk_data_list, disk_data); |
264 | g_object_set_data_full(G_OBJECT(disk_data->hbox_v), |
265 | "disk_data", |
266 | disk_data, |
267 | (GDestroyNotify)gui_disperformance_free); |
268 | |
269 | request_event(disk_data); |
270 | return disk_data; |
271 | } |
272 | |
273 | |
274 | static gboolean disk_show(void *hook_data, void *call_data){ |
275 | |
276 | guint i; |
277 | lttv_total_block element; |
278 | GtkTreeIter iter; |
279 | LttTime time_interval; |
280 | guint64 time_interval_64; |
281 | guint64 temp_variable; |
282 | guint64 bytes_read_per_sec, bytes_written_per_sec; |
283 | g_info(" diskperformance: disk_show() \n"); |
284 | DiskPerformanceData *disk_performance = (DiskPerformanceData *)hook_data; |
285 | GArray *disk_array = disk_performance->disk_array; |
286 | time_interval = ltt_time_sub(disk_performance->time_window.end_time, disk_performance->time_window.start_time); |
287 | |
288 | time_interval_64 = time_interval.tv_sec; |
289 | time_interval_64 *= NANOSECONDS_PER_SECOND; |
290 | time_interval_64 += time_interval.tv_nsec; |
291 | gtk_list_store_clear(disk_performance->store_m); |
292 | for(i = 0; i < disk_array->len; i++){ |
293 | |
294 | element = g_array_index(disk_array,lttv_total_block,i); |
295 | temp_variable = element.total_bytes_read * NANOSECONDS_PER_SECOND; |
296 | bytes_read_per_sec = (guint64) temp_variable / time_interval_64; |
297 | |
298 | temp_variable = element.total_bytes_written * NANOSECONDS_PER_SECOND; |
299 | bytes_written_per_sec = (guint64) temp_variable / time_interval_64; |
300 | |
301 | gtk_list_store_append (disk_performance->store_m, &iter); |
302 | gtk_list_store_set (disk_performance->store_m, &iter, |
303 | DISKNAME_COLUMN, element.diskname, |
304 | BYTES_RD_COLUMN, element.total_bytes_read, |
305 | BYTES_RD_SEC_COLUMN,bytes_read_per_sec, |
306 | NUM_RD_COLUMN, element.num_read_operations, |
307 | BYTES_WR_COLUMN, element.total_bytes_written, |
308 | BYTES_WR_SEC_COLUMN, bytes_written_per_sec, |
309 | NUM_WR_COLUMN, element.num_write_operations, |
310 | -1); |
311 | |
312 | } |
313 | if(disk_performance->disk_array->len) |
314 | g_array_remove_range (disk_performance->disk_array,0,disk_performance->disk_array->len); |
315 | return FALSE; |
316 | } |
317 | |
318 | static gboolean trace_header(void *hook_data, void *call_data){ |
319 | return FALSE; |
320 | } |
321 | |
322 | void request_event(DiskPerformanceData *disk_performance){ |
323 | |
324 | disk_performance->event_hooks = lttv_hooks_new(); |
325 | lttv_hooks_add(disk_performance->event_hooks, parse_event, disk_performance, LTTV_PRIO_DEFAULT); |
326 | |
327 | disk_performance->hooks_trace_after = lttv_hooks_new(); |
328 | lttv_hooks_add(disk_performance->hooks_trace_after, disk_show, disk_performance, LTTV_PRIO_DEFAULT); |
329 | |
330 | disk_performance->hooks_trace_before = lttv_hooks_new(); |
331 | lttv_hooks_add(disk_performance->hooks_trace_before, trace_header, disk_performance, LTTV_PRIO_DEFAULT); |
332 | |
333 | EventsRequest *events_request = g_new(EventsRequest, 1); |
334 | events_request->owner = disk_performance; |
335 | events_request->viewer_data = disk_performance; |
336 | events_request->servicing = FALSE; |
337 | events_request->start_time = disk_performance->time_window.start_time; |
338 | events_request->start_position = NULL; |
339 | events_request->stop_flag = FALSE; |
340 | events_request->end_time = disk_performance->time_window.end_time; |
341 | events_request->num_events = G_MAXUINT; |
342 | events_request->end_position = NULL; |
343 | events_request->trace = 0; |
344 | events_request->hooks = NULL; |
345 | events_request->before_chunk_traceset = NULL; |
346 | events_request->before_chunk_trace = disk_performance->hooks_trace_before; |
347 | events_request->before_chunk_tracefile= NULL; |
348 | events_request->event = disk_performance->event_hooks; |
349 | events_request->event_by_id = NULL; |
350 | events_request->after_chunk_tracefile = NULL; |
351 | events_request->after_chunk_trace = NULL; |
352 | events_request->after_chunk_traceset = NULL; |
353 | events_request->before_request = NULL; |
354 | events_request->after_request = disk_performance->hooks_trace_after; |
355 | |
356 | lttvwindow_events_request(disk_performance->tab, events_request); |
357 | |
358 | } |
359 | |
360 | static gboolean disk_update_time_window(void * hook_data, void * call_data){ |
361 | |
362 | DiskPerformanceData *disk_performance = (DiskPerformanceData *) hook_data; |
363 | const TimeWindowNotifyData *time_window_nofify_data = ((const TimeWindowNotifyData *)call_data); |
364 | disk_performance->time_window = *time_window_nofify_data->new_time_window; |
365 | /* |
366 | printf("end_time: %ld.%ld\n", disk_performance->time_window.end_time.tv_sec,disk_performance->time_window.end_time.tv_nsec); |
367 | */ |
368 | Tab *tab = disk_performance->tab; |
369 | lttvwindow_events_request_remove_all(tab, disk_performance); |
370 | request_event( disk_performance); |
371 | |
372 | |
373 | return FALSE; |
374 | } |
375 | |
376 | void tree_v_size_allocate_cb (GtkWidget *widget, GtkAllocation *alloc, gpointer data){ |
377 | g_info("enter tree_v_size_allocate_cb\n"); |
378 | } |
379 | |
380 | void tree_v_size_request_cb (GtkWidget *widget, GtkRequisition *requisition, gpointer data){ |
381 | |
382 | } |
383 | |
384 | static void tree_v_cursor_changed_cb (GtkWidget *widget, gpointer data){ |
385 | |
386 | } |
387 | |
388 | static void tree_v_move_cursor_cb (GtkWidget *widget, GtkMovementStep arg1, gint arg2, gpointer data){ |
389 | } |
390 | static void tree_selection_changed_cb (GtkTreeSelection *selection, gpointer data){ |
391 | |
392 | } |
393 | void gui_disperformance_free(DiskPerformanceData *eventdata){ |
394 | Tab *tab = eventdata->tab; |
395 | g_info("disperformance.c : gui_disperformance_free, %p", eventdata); |
396 | g_info("%p, %p", eventdata, tab); |
397 | if(tab != NULL) |
398 | { |
399 | g_array_free (eventdata->disk_array, TRUE); |
400 | |
401 | lttvwindow_unregister_time_window_notify(tab, |
402 | disk_update_time_window, |
403 | eventdata); |
404 | |
405 | lttvwindow_events_request_remove_all(eventdata->tab, |
406 | eventdata); |
407 | g_disk_data_list = g_slist_remove(g_disk_data_list, eventdata); |
408 | } |
409 | g_free(eventdata); |
410 | g_info("disperformance.c : gui_disperformance_free end, %p", eventdata); |
411 | } |
412 | |
413 | |
414 | static char * major_minor_to_diskname( lttv_block* disk_data){ |
415 | if (disk_data->major_number == 3 && disk_data->minor_number == 0) |
416 | return "hda"; |
417 | if (disk_data->major_number == 4 && disk_data->minor_number == 0) |
418 | return "hdb"; |
419 | } |
420 | |
421 | |
422 | static void sum_data(char* diskname, guint size, enum operation_t operation, GArray *disk_array){ |
423 | |
424 | lttv_total_block data; |
425 | lttv_total_block *element; |
426 | guint i; |
427 | gboolean notFound = FALSE; |
428 | |
429 | memset ((void*)&data, 0,sizeof(lttv_total_block)); |
430 | |
431 | if(disk_array->len == NO_ITEMS){ |
432 | strcpy(data.diskname, diskname); |
433 | if(operation == LTTV_READ_OPERATION){ |
434 | data.total_bytes_read = size; |
435 | data.num_read_operations++; |
436 | } |
437 | else{ |
438 | data.total_bytes_written = size; |
439 | data.num_write_operations ++; |
440 | } |
441 | g_array_append_val (disk_array, data); |
442 | } |
443 | else{ |
444 | for(i = 0; i < disk_array->len; i++){ |
445 | element = &g_array_index(disk_array,lttv_total_block,i); |
446 | if(strcmp(element->diskname,diskname) == 0){ |
447 | if(operation == LTTV_READ_OPERATION){ |
448 | element->num_read_operations++; |
449 | element->total_bytes_read += size; |
450 | } |
451 | else{ |
452 | element->num_write_operations ++; |
453 | element->total_bytes_written += size; |
454 | } |
455 | notFound = TRUE; |
456 | } |
457 | } |
458 | if(!notFound){ |
459 | strcpy(data.diskname, diskname); |
460 | if(operation == LTTV_READ_OPERATION){ |
461 | data.total_bytes_read = size; |
462 | data.num_read_operations ++; |
463 | } |
464 | else{ |
465 | data.total_bytes_written = size; |
466 | data.num_write_operations ++; |
467 | } |
468 | g_array_append_val (disk_array, data); |
469 | } |
470 | } |
471 | } |
472 | |
473 | static void get_event_detail(LttEvent *e, LttField *f, GString * s, lttv_block* disk_data){ |
474 | LttType *type; |
475 | LttField *element; |
476 | //char *name; |
477 | GQuark name; |
478 | int nb, i; |
479 | static int count; |
480 | type = ltt_field_type(f); |
481 | switch(ltt_type_class(type)) { |
482 | case LTT_INT: |
483 | g_string_append_printf(s, " %ld", ltt_event_get_long_int(e,f)); |
484 | break; |
485 | |
486 | case LTT_UINT: |
487 | g_string_append_printf(s, " %lu", ltt_event_get_long_unsigned(e,f)); |
488 | break; |
489 | |
490 | case LTT_FLOAT: |
491 | g_string_append_printf(s, " %g", ltt_event_get_double(e,f)); |
492 | break; |
493 | |
494 | case LTT_STRING: |
495 | g_string_append_printf(s, " \"%s\"", ltt_event_get_string(e,f)); |
496 | break; |
497 | |
498 | case LTT_ENUM: |
499 | g_string_append_printf(s, " %s", ltt_enum_string_get(type, |
500 | ltt_event_get_unsigned(e,f)-1)); |
501 | break; |
502 | |
503 | case LTT_ARRAY: |
504 | case LTT_SEQUENCE: |
505 | g_string_append_printf(s, " {"); |
506 | nb = ltt_event_field_element_number(e,f); |
507 | element = ltt_field_element(f); |
508 | for(i = 0 ; i < nb ; i++) { |
509 | ltt_event_field_element_select(e,f,i); |
510 | get_event_detail(e, element, s, disk_data); |
511 | } |
512 | g_string_append_printf(s, " }"); |
513 | break; |
514 | |
515 | case LTT_STRUCT: |
516 | g_string_append_printf(s, " {"); |
517 | nb = ltt_type_member_number(type); |
518 | for(i = 0 ; i < nb ; i++) { |
519 | element = ltt_field_member(f,i); |
520 | ltt_type_member_type(type, i, &name); |
521 | g_string_append_printf(s, " %s = ", name); |
522 | if(i== 0) |
523 | disk_data->major_number = ltt_event_get_long_unsigned(e, element); |
524 | if(i== 1) |
525 | disk_data->minor_number = ltt_event_get_long_unsigned(e, element); |
526 | if(i==2) |
527 | disk_data->size = ltt_event_get_long_unsigned(e, element); |
528 | } |
529 | g_string_append_printf(s, " }"); |
530 | break; |
531 | |
532 | case LTT_UNION: |
533 | g_string_append_printf(s, " {"); |
534 | nb = ltt_type_member_number(type); |
535 | for(i = 0 ; i < nb ; i++) { |
536 | element = ltt_field_member(f,i); |
537 | ltt_type_member_type(type, i, &name); |
538 | g_string_append_printf(s, " %s = ", name); |
539 | get_event_detail(e, element, s, disk_data); |
540 | } |
541 | g_string_append_printf(s, " }"); |
542 | break; |
543 | |
544 | } |
545 | |
546 | } |
547 | |
548 | |
549 | gboolean parse_event(void *hook_data, void *call_data){ |
550 | |
551 | static LttTime time_entry, previous_time, event_time; |
552 | LttEvent *e; |
553 | LttField *field; |
554 | LttEventType *event_type; |
555 | gint i; |
556 | unsigned cpu_id; |
557 | lttv_block block_read, block_write; |
558 | char *diskname; |
559 | |
560 | gboolean notFound = FALSE; |
561 | DiskPerformanceData * disk_performance = (DiskPerformanceData *)hook_data; |
562 | GArray *disk_array = disk_performance->disk_array; // pho |
563 | LttvTracefileContext *tfc = (LttvTracefileContext *)call_data; |
564 | LttvTracefileState *tfs = (LttvTracefileState *)call_data; |
565 | |
566 | //e = tfc->e; |
567 | e = ltt_tracefile_get_event(tfc->tf); |
568 | previous_time = event_time; |
569 | field = ltt_event_field(e); |
570 | event_time = ltt_event_time(e); |
571 | event_type = ltt_event_eventtype(e); |
572 | cpu_id = ltt_event_cpu_id(e); |
573 | GString * detail_event = g_string_new(""); |
574 | |
575 | if ((ltt_time_compare(event_time,disk_performance->time_window.start_time) == TRUE) && |
576 | (ltt_time_compare(disk_performance->time_window.end_time,event_time) == TRUE)){ |
577 | if (strcmp( g_quark_to_string(ltt_eventtype_name(event_type)),"block_read") == 0) { |
578 | get_event_detail(e, field, detail_event, &block_read); |
579 | diskname = major_minor_to_diskname(&block_read); |
580 | sum_data(diskname, block_read.size,LTTV_READ_OPERATION, disk_array); |
581 | |
582 | } |
583 | if (strcmp( g_quark_to_string(ltt_eventtype_name(event_type)),"block_write") == 0) { |
584 | get_event_detail(e, field, detail_event, &block_write); |
585 | diskname = major_minor_to_diskname(&block_write); |
586 | sum_data(diskname, block_write.size,LTTV_WRITE_OPERATION, disk_array); |
587 | } |
588 | |
589 | } |
590 | g_string_free(detail_event, TRUE); |
591 | return FALSE; |
592 | } |
593 | |
594 | |
595 | void disk_destructor_full(DiskPerformanceData *disk_data) |
596 | { |
597 | |
598 | if(GTK_IS_WIDGET(disk_data->hbox_v)) |
599 | gtk_widget_destroy(disk_data->hbox_v); |
600 | |
601 | } |
602 | |
603 | static void disk_destroy_walk(gpointer data, gpointer user_data) |
604 | { |
605 | g_info("Walk destroy GUI disk performance Viewer"); |
606 | disk_destructor_full((DiskPerformanceData*)data); |
607 | } |
608 | |
609 | static void init() |
610 | { |
611 | |
612 | g_info("Init diskPerformance.c"); |
613 | |
614 | lttvwindow_register_constructor("diskperformance", |
615 | "/", |
616 | "Insert Disk Performance", |
617 | hDiskPerformanceInsert_xpm, |
618 | "Insert Disk Performance", |
619 | disk_performance); |
620 | |
621 | } |
622 | |
623 | |
624 | static void destroy() |
625 | { |
626 | g_info("Destroy diskPerformance"); |
627 | g_slist_foreach(g_disk_data_list, disk_destroy_walk, NULL ); |
628 | g_slist_free(g_disk_data_list); |
629 | |
630 | lttvwindow_unregister_constructor(disk_performance); |
631 | |
632 | } |
633 | |
634 | |
635 | LTTV_MODULE("diskperformance", "disk info view", \ |
636 | "Produce disk I/O performance", \ |
637 | init, destroy, "lttvwindow") |
638 | |