2 // Copyright (c) 2010-2017 Intel Corporation
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
8 // http://www.apache.org/licenses/LICENSE-2.0
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
19 #include <rte_cycles.h>
25 #include "display_latency.h"
26 #include "display_mempools.h"
27 #include "display_ports.h"
28 #include "display_priority.h"
29 #include "display_irq.h"
30 #include "display_rings.h"
31 #include "display_pkt_len.h"
32 #include "display_l4gen.h"
33 #include "display_tasks.h"
34 #include "stats_irq.h"
35 #include "stats_prio_task.h"
44 #include "stats_port.h"
45 #include "stats_latency.h"
46 #include "stats_global.h"
47 #include "stats_core.h"
49 #include "prox_assert.h"
52 #include "prox_port_cfg.h"
54 static struct screen_state screen_state = {
59 static struct display_screen *display_screens[16];
60 static struct display_screen *current_screen;
61 static size_t n_screens;
62 static size_t longest_title;
64 void display_set_pps_unit(int val)
66 screen_state.pps_unit = val;
69 /* Set up the display mutex as recursive. This enables threads to use
70 display_[un]lock() to lock the display when multiple calls to for
71 instance plog_info() need to be made. */
72 static pthread_mutex_t disp_mtx = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
74 static void stats_display_layout(uint8_t in_place);
76 void display_lock(void)
78 pthread_mutex_lock(&disp_mtx);
81 void display_unlock(void)
83 pthread_mutex_unlock(&disp_mtx);
86 /* Advanced text output */
87 static WINDOW *scr = NULL, *win_txt, *win_general, *win_cmd, *win_stat, *win_title, *win_tabs, *win_help;
88 static int win_txt_height = 1;
91 static uint16_t max_n_lines;
93 static int cmd_cursor_pos;
94 static const char *cmd_cmd;
97 /* Colors used in the interface */
117 int display_getch(void)
128 void display_cmd(const char *cmd, int cl, int cursor_pos)
131 if (cursor_pos == -1 || cursor_pos > cmd_len)
132 cursor_pos = cmd_len;
133 cmd_cursor_pos = cursor_pos;
138 if (cursor_pos < cmd_len) {
139 waddnstr(win_cmd, cmd, cursor_pos);
140 wbkgdset(win_cmd, COLOR_PAIR(YELLOW_ON_BLACK));
141 waddnstr(win_cmd, cmd + cursor_pos, 1);
142 wbkgdset(win_cmd, COLOR_PAIR(BLACK_ON_YELLOW));
143 waddnstr(win_cmd, cmd + cursor_pos + 1, cmd_len - (cursor_pos + 1));
146 waddnstr(win_cmd, cmd, cmd_len);
147 wmove(win_cmd, cursor_pos, 0);
148 wbkgdset(win_cmd, COLOR_PAIR(YELLOW_ON_BLACK));
149 waddstr(win_cmd, " ");
150 wbkgdset(win_cmd, COLOR_PAIR(BLACK_ON_YELLOW));
153 wattroff(win_stat, A_UNDERLINE);
158 static void refresh_cmd_win(void)
160 display_cmd(cmd_cmd, cmd_len, cmd_cursor_pos);
163 static WINDOW *create_subwindow(int height, int width, int y_pos, int x_pos)
165 WINDOW *win = subwin(scr, height, width, y_pos, x_pos);
170 /* The limit parameter sets the last column that something can be
171 printed. If characters would be printed _past_ the limit, the last
172 character printed within the limit will be a '~' to signify that
173 the string cut off. The limit parameter will be ignored if its
175 static inline int mvwaddstrv(WINDOW *win, int y, int x, int limit, const char *fmt, va_list ap)
180 ret = vsnprintf(buf, sizeof(buf), fmt, ap);
188 /* To prevent strings from wrapping, cut the string at the end
190 if (x + len > COLS) {
191 buf[COLS - 1 - x] = 0;
195 if (limit != -1 && x + len > limit) {
196 int new_len = limit - x;
201 buf[new_len + 1] = 0;
208 /* Format string capable [mv]waddstr() wrappers */
209 __attribute__((format(printf, 4, 5))) static inline int mvwaddstrf(WINDOW* win, int y, int x, const char *fmt, ...)
215 ret = mvwaddstrv(win, y, x, -1, fmt, ap);
220 __attribute__((format(printf, 5, 6))) static inline int mvwaddstrf_limit(WINDOW* win, int y, int x, int limit, const char *fmt, ...)
226 ret = mvwaddstrv(win, y, x, limit, fmt, ap);
231 // red: link down; Green: link up
232 static short link_color(const uint8_t if_port)
234 return COLOR_PAIR(prox_port_cfg[if_port].link_up? GREEN_ON_NOTHING : RED_ON_NOTHING);
237 static void (*ncurses_sigwinch)(int);
239 static void sigwinch(int in)
241 if (ncurses_sigwinch)
242 ncurses_sigwinch(in);
244 stats_display_layout(0);
247 static void set_signal_handler(void)
249 struct sigaction old;
251 sigaction(SIGWINCH, NULL, &old);
252 ncurses_sigwinch = old.sa_handler;
254 signal(SIGWINCH, sigwinch);
257 void display_column_port_ring(const struct display_column *display_column, int row, struct port_queue *ports, int port_count, struct rte_ring **rings, int ring_count)
259 if (row >= max_n_lines)
262 int pos = display_column->offset;
263 int limit = pos + display_column->width;
265 for (int i = 0; i < port_count && pos < limit; i++) {
266 wbkgdset(win_stat, link_color(ports[i].port));
267 pos += mvwaddstrf_limit(win_stat, row + 2, pos, limit, "%u", ports[i].port);
268 wbkgdset(win_stat, COLOR_PAIR(NO_COLOR));
270 if (i != port_count - 1)
271 pos += mvwaddstrf_limit(win_stat, row + 2, pos, limit, " ");
274 for (uint8_t ring_id = 0; ring_id < ring_count && pos < limit; ++ring_id) {
275 pos += mvwaddstrf_limit(win_stat, row + 2, pos, limit, "%s", rings[ring_id]->name);
279 static void display_add_screen(struct display_screen *screen)
281 display_screens[n_screens++] = screen;
282 if (longest_title < strlen(screen->title))
283 longest_title = strlen(screen->title);
286 static void display_init_screens(void)
291 display_add_screen(display_tasks());
292 display_add_screen(display_ports());
293 display_add_screen(display_mempools());
294 display_add_screen(display_latency());
295 display_add_screen(display_rings());
296 display_add_screen(display_l4gen());
297 display_add_screen(display_pkt_len());
298 if (stats_get_n_prio_tasks_tot())
299 display_add_screen(display_priority());
300 if (stats_get_n_irq_tasks())
301 display_add_screen(display_irq());
304 void display_init(void)
308 /* Assign default foreground/background colors to color number -1 */
309 use_default_colors();
311 init_pair(NO_COLOR, -1, -1);
312 init_pair(RED_ON_BLACK, COLOR_RED, COLOR_BLACK);
313 init_pair(BLACK_ON_CYAN, COLOR_BLACK, COLOR_CYAN);
314 init_pair(BLACK_ON_GREEN, COLOR_BLACK, COLOR_GREEN);
315 init_pair(BLACK_ON_WHITE, COLOR_BLACK, COLOR_WHITE);
316 init_pair(BLACK_ON_YELLOW, COLOR_BLACK, COLOR_YELLOW);
317 init_pair(YELLOW_ON_BLACK, COLOR_YELLOW, COLOR_BLACK);
318 init_pair(WHITE_ON_RED, COLOR_WHITE, COLOR_RED);
319 init_pair(YELLOW_ON_NOTHING, COLOR_YELLOW, -1);
320 init_pair(GREEN_ON_NOTHING, COLOR_GREEN, -1);
321 init_pair(RED_ON_NOTHING, COLOR_RED, -1);
322 init_pair(BLUE_ON_NOTHING, COLOR_BLUE, -1);
323 init_pair(CYAN_ON_NOTHING, COLOR_CYAN, -1);
324 init_pair(MAGENTA_ON_NOTHING, COLOR_MAGENTA, -1);
325 init_pair(WHITE_ON_NOTHING, COLOR_WHITE, -1);
326 /* nodelay(scr, TRUE); */
329 /* Create fullscreen log window. When stats are displayed
330 later, it is recreated with appropriate dimensions. */
331 win_txt = create_subwindow(0, 0, 0, 0);
332 wbkgd(win_txt, COLOR_PAIR(0));
334 idlok(win_txt, FALSE);
336 scrollok(win_txt, TRUE);
337 /* Leave cursor where it was */
338 leaveok(win_txt, TRUE);
342 set_signal_handler();
344 max_n_lines = (LINES - 5 - 2 - 3);
345 /* core_port_height = max_n_lines < stats_get_n_tasks_tot()? max_n_lines : stats_get_n_tasks_tot(); */
347 display_init_screens();
349 stats_display_layout(0);
352 static void display_page_recalc_offsets(struct display_page *display_page)
354 struct display_table *table;
355 struct display_column *col;
356 int total_offset = 0;
358 for (int i = 0; i < display_page->n_tables; ++i) {
359 table = &display_page->tables[i];
363 table->offset = total_offset;
364 for (int j = 0; j < table->n_cols; ++j) {
365 col = &table->cols[j];
366 col->offset = total_offset;
367 if (j + 1 != table->n_cols)
369 total_offset += col->width;
371 table->width = total_offset - table->offset;
375 void display_page_init(struct display_page *display_page)
377 struct display_table *table;
378 struct display_column *col;
380 int table_offset = 0;
382 memset(display_page, 0, sizeof(*display_page));
383 display_page->n_tables = 0;
384 for (size_t i = 0; i < sizeof(display_page->tables)/sizeof(display_page->tables[0]); ++i) {
385 table = &display_page->tables[i];
386 for (size_t j = 0; j < sizeof(table->cols)/sizeof(table->cols[0]); ++j) {
387 col = &table->cols[j];
388 col->display_page = display_page;
393 struct display_table *display_page_add_table(struct display_page *display_page)
395 struct display_table *table = &display_page->tables[display_page->n_tables];
397 display_page->n_tables++;
401 void display_table_init(struct display_table *table, const char *title)
403 strcpy(table->title, title);
407 struct display_column *display_table_add_col(struct display_table *table)
409 struct display_column *col = &table->cols[table->n_cols];
415 void display_column_init(struct display_column *display_column, const char *title, unsigned width)
417 if (width < strlen(title))
418 width = strlen(title);
420 strcpy(display_column->title, title);
421 display_column->width = width;
422 display_page_recalc_offsets(display_column->display_page);
425 int display_column_get_width(const struct display_column *display_column)
427 return display_column->width;
430 void display_page_draw_frame(const struct display_page *display_page, int height)
432 const struct display_table *table;
433 const struct display_column *col;
435 wattron(win_stat, A_BOLD);
436 wbkgdset(win_stat, COLOR_PAIR(YELLOW_ON_NOTHING));
438 for (int i = 0; i < display_page->n_tables; ++i) {
439 table = &display_page->tables[i];
442 mvwvline(win_stat, 0, table->offset - 1, ACS_VLINE, height + 2);
444 mvwaddstrf(win_stat, 0, table->offset + table->width / 2 - strlen(table->title) / 2, "%s", table->title);
445 for (int j = 0; j < table->n_cols; ++j) {
446 col = &table->cols[j];
449 mvwvline(win_stat, 1, col->offset - 1, ACS_VLINE, height + 1);
450 mvwaddstrf(win_stat, 1, col->offset + col->width / 2 - strlen(col->title) / 2, "%s", col->title);
453 if (i + 1 == display_page->n_tables)
454 mvwvline(win_stat, 0, table->offset + table->width, ACS_VLINE, height + 2);
456 wbkgdset(win_stat, COLOR_PAIR(NO_COLOR));
457 wattroff(win_stat, A_BOLD);
460 void display_column_print(const struct display_column *display_column, int row, const char *fmt, ...)
462 if (row >= max_n_lines)
466 char buffer[128] = {0};
467 char *to_print = buffer + 64;
470 int len = vsnprintf(to_print, sizeof(buffer) - 64, fmt, ap);
474 /* If column is too long, add ~ at the end. If it is too
475 short, align on the right. */
476 if (len > display_column->width) {
477 to_print[display_column->width - 1] = '~';
478 to_print[display_column->width] = '\0';
480 int diff = display_column->width - len;
483 to_print -= display_column->width;
484 for (int i = 0; i < diff; i++)
488 mvwaddstrf(win_stat, row + 2, display_column->offset, "%s", to_print);
491 void display_column_print_core_task(const struct display_column *display_column, int row, struct lcore_cfg *lconf, struct task_args *targ)
493 if (row >= max_n_lines)
496 if (lconf->n_tasks_run == 0) {
497 wattron(win_stat, A_BOLD);
498 wbkgdset(win_stat, COLOR_PAIR(RED_ON_NOTHING));
501 mvwaddstrf(win_stat, row + 2, display_column->offset, "%2u/", lconf->id);
502 if (lconf->n_tasks_run == 0) {
503 wattroff(win_stat, A_BOLD);
504 wbkgdset(win_stat, COLOR_PAIR(NO_COLOR));
506 if (!lconf_task_is_running(lconf, targ->id)) {
507 wattron(win_stat, A_BOLD);
508 wbkgdset(win_stat, COLOR_PAIR(RED_ON_NOTHING));
510 mvwaddstrf(win_stat, row + 2, display_column->offset + 3, "%1u", targ->id);
511 if (!lconf_task_is_running(lconf, targ->id)) {
512 wattroff(win_stat, A_BOLD);
513 wbkgdset(win_stat, COLOR_PAIR(NO_COLOR));
517 static void redraw_tabs(unsigned screen_id)
519 const size_t len = longest_title + 1;
521 for (size_t i = 0; i < n_screens; ++i) {
523 wbkgdset(win_tabs, COLOR_PAIR(BLACK_ON_GREEN));
525 mvwaddstrf(win_tabs, 0, i*(len + 3), "%zu ", i+1);
527 wbkgdset(win_tabs, COLOR_PAIR(GREEN_ON_NOTHING));
528 mvwaddstrf(win_tabs, 0, i*(len + 3) + 2, "%s", display_screens[i]->title);
529 for (size_t j = strlen(display_screens[i]->title); j < len - 1; ++j)
530 mvwaddstrf(win_tabs, 0, i*(len + 3) + 2 + j, " ");
532 wbkgdset(win_tabs, COLOR_PAIR(NO_COLOR));
534 wbkgdset(win_tabs, COLOR_PAIR(NO_COLOR));
540 static void draw_title(void)
544 snprintf(title_str, sizeof(title_str), "%s %s: %s", PROGRAM_NAME, VERSION_STR, prox_cfg.name);
546 wbkgd(win_title, COLOR_PAIR(BLACK_ON_GREEN));
547 title_len = strlen(title_str);
548 mvwaddstrf(win_title, 0, (COLS - title_len)/2, "%s", title_str);
550 redraw_tabs(screen_state.chosen_screen);
553 static void draw_general_frame(void)
555 if (screen_state.toggle == 0) {
556 wattron(win_general, A_BOLD);
557 wbkgdset(win_general, COLOR_PAIR(MAGENTA_ON_NOTHING));
558 mvwaddstrf(win_general, 0, 9, "rx: tx: diff: rx: tx: %%:");
559 mvwaddstrf(win_general, 1, 9, "rx: tx: err: rx: tx: err: %%:");
560 wbkgdset(win_general, COLOR_PAIR(NO_COLOR));
562 wbkgdset(win_general, COLOR_PAIR(BLUE_ON_NOTHING));
563 mvwaddstrf(win_general, 0, 0, "Host pps ");
564 mvwaddstrf(win_general, 1, 0, "NICs pps ");
566 wbkgdset(win_general, COLOR_PAIR(CYAN_ON_NOTHING));
567 mvwaddstrf(win_general, 0, 56, "avg");
568 mvwaddstrf(win_general, 1, 56, "avg");
569 wbkgdset(win_general, COLOR_PAIR(NO_COLOR));
570 wattroff(win_general, A_BOLD);
572 wattron(win_general, A_BOLD);
573 wbkgdset(win_general, COLOR_PAIR(BLUE_ON_NOTHING));
574 mvwaddstrf(win_general, 0, 9, "rx: tx: rx-tx: tx/rx: rx/tx:");
575 mvwaddstrf(win_general, 1, 9, "rx: tx: err: tx/rx: rx/tx:");
576 wbkgdset(win_general, COLOR_PAIR(NO_COLOR));
578 wbkgdset(win_general, COLOR_PAIR(CYAN_ON_NOTHING));
579 mvwaddstrf(win_general, 0, 0, "Host tot ");
580 mvwaddstrf(win_general, 1, 0, "NICs tot ");
581 wattroff(win_general, A_BOLD);
585 static void draw_status_bar(void)
587 wbkgd(win_help, COLOR_PAIR(BLACK_ON_WHITE));
589 mvwaddstrf(win_help, 0, 0,
590 "Enter 'help' or command, <ESC> or 'quit' to exit, "
591 "1-%zu to switch screens and 0 to reset stats, '=' to toggle between per-sec and total stats",
594 mvwin(win_help, LINES - 1, 0);
597 static void draw_log_window(void)
599 idlok(win_txt, FALSE);
601 scrollok(win_txt, TRUE);
603 /* Leave cursor where it was */
604 leaveok(win_txt, TRUE);
605 wbkgd(win_txt, COLOR_PAIR(BLACK_ON_CYAN));
609 static void stats_display_layout(uint8_t in_place)
611 uint8_t cur_stats_height;
613 cur_stats_height = current_screen->get_height();
614 cur_stats_height = cur_stats_height > max_n_lines? max_n_lines: cur_stats_height;
618 // moving existing windows does not work
631 win_stat = create_subwindow(cur_stats_height + 2, 0, 4, 0);
632 win_tabs = create_subwindow(1, 0, 1, 0);
633 win_general = create_subwindow(2, 0, 2, 0);
634 win_title = create_subwindow(1, 0, 0, 0);
635 win_cmd = create_subwindow(1, 0, cur_stats_height + 2 + 4, 0);
636 win_txt_height = LINES - cur_stats_height - 2 - 3 - 3;
637 win_txt = create_subwindow(win_txt_height, 0, cur_stats_height + 4 + 3, 0);
638 win_help = create_subwindow(1, 0, LINES - 1, 0);
642 draw_general_frame();
644 wbkgd(win_cmd, COLOR_PAIR(BLACK_ON_YELLOW));
645 idlok(win_cmd, FALSE);
646 /* Move cursor at insertion point */
647 leaveok(win_cmd, FALSE);
652 /* Draw everything to the screen */
654 current_screen->draw_frame(&screen_state);
661 void display_end(void)
663 pthread_mutex_destroy(&disp_mtx);
670 static void pps_print(WINDOW *dst_scr, int y, int x, uint64_t val, int is_blue)
672 uint64_t rx_pps_disp = val;
673 uint64_t rx_pps_disp_frac = 0;
674 uint32_t ten_pow3 = 0;
675 static const char *units = " KMG";
678 while (rx_pps_disp > 1000) {
680 rx_pps_disp_frac = (val - rx_pps_disp*1000) / 10;
685 if (ten_pow3 >= strlen(units)) {
686 wbkgdset(dst_scr, COLOR_PAIR(RED_ON_NOTHING));
687 mvwaddstrf(dst_scr, y, x, "---");
688 wbkgdset(dst_scr, COLOR_PAIR(NO_COLOR));
692 rx_unit = units[ten_pow3];
694 wattron(dst_scr, A_BOLD);
696 wbkgdset(dst_scr, COLOR_PAIR(BLUE_ON_NOTHING));
699 wbkgdset(dst_scr, COLOR_PAIR(CYAN_ON_NOTHING));
701 mvwaddstrf(dst_scr, y, x, "%3lu", rx_pps_disp);
702 if (rx_unit != ' ') {
703 mvwaddstrf(dst_scr, y, x + 3, ".%02lu", rx_pps_disp_frac);
704 wattroff(dst_scr, A_BOLD);
705 wbkgdset(dst_scr, COLOR_PAIR(WHITE_ON_NOTHING));
706 wattron(dst_scr, A_BOLD);
707 mvwaddstrf(dst_scr, y, x + 6, "%c", rx_unit);
708 wattroff(dst_scr, A_BOLD);
709 wbkgdset(dst_scr, COLOR_PAIR(NO_COLOR));
712 mvwaddstrf(dst_scr, y, x + 3, " ");
714 wattroff(dst_scr, A_BOLD);
715 wbkgdset(dst_scr, COLOR_PAIR(NO_COLOR));
718 static void display_stats_general_per_sec(void)
720 struct global_stats_sample *gsl = stats_get_global_stats(1);
721 struct global_stats_sample *gsp = stats_get_global_stats(0);
723 uint64_t rx_pps = val_to_rate(gsl->host_rx_packets - gsp->host_rx_packets, gsl->tsc - gsp->tsc);
724 uint64_t tx_pps = val_to_rate(gsl->host_tx_packets - gsp->host_tx_packets, gsl->tsc - gsp->tsc);
725 /* Host: RX, TX, Diff */
726 pps_print(win_general, 0, 12, rx_pps, 1);
727 pps_print(win_general, 0, 25, tx_pps, 1);
731 diff = rx_pps - tx_pps;
732 pps_print(win_general, 0, 40, diff, 1);
734 uint64_t nics_rx_pps = val_to_rate(gsl->nics_rx_packets - gsp->nics_rx_packets, gsl->tsc - gsp->tsc);
735 uint64_t nics_tx_pps = val_to_rate(gsl->nics_tx_packets - gsp->nics_tx_packets, gsl->tsc - gsp->tsc);
736 uint64_t nics_ierrors = val_to_rate(gsl->nics_ierrors - gsp->nics_ierrors, gsl->tsc - gsp->tsc);
737 uint64_t nics_imissed = val_to_rate(gsl->nics_imissed - gsp->nics_imissed, gsl->tsc - gsp->tsc);
739 /* NIC: RX, TX, Diff */
740 pps_print(win_general, 1, 12, nics_rx_pps, 1);
741 pps_print(win_general, 1, 25, nics_tx_pps, 1);
742 pps_print(win_general, 1, 40, nics_ierrors + nics_imissed, 1);
744 wbkgdset(win_general, COLOR_PAIR(CYAN_ON_NOTHING));
745 wattron(win_general, A_BOLD);
746 mvwaddstrf(win_general, 0, 103, "%6.2f", tx_pps > rx_pps? 100 : tx_pps * 100.0 / rx_pps);
747 wattroff(win_general, A_BOLD);
748 wbkgdset(win_general, COLOR_PAIR(NO_COLOR));
750 struct global_stats_sample *gsb = stats_get_global_stats_beg();
752 uint64_t rx_pps = val_to_rate(gsl->host_rx_packets - gsb->host_rx_packets, gsl->tsc - gsb->tsc);
753 uint64_t tx_pps = val_to_rate(gsl->host_tx_packets - gsb->host_tx_packets, gsl->tsc - gsb->tsc);
755 uint64_t nics_rx_pps = val_to_rate(gsl->nics_rx_packets - gsb->nics_rx_packets, gsl->tsc - gsb->tsc);
756 uint64_t nics_tx_pps = val_to_rate(gsl->nics_tx_packets - gsb->nics_tx_packets, gsl->tsc - gsb->tsc);
757 uint64_t nics_ierrors = val_to_rate(gsl->nics_ierrors - gsb->nics_ierrors, gsl->tsc - gsb->tsc);
758 uint64_t nics_imissed = val_to_rate(gsl->nics_imissed - gsb->nics_imissed, gsl->tsc - gsb->tsc);
760 pps_print(win_general, 0, 64, rx_pps, 0);
761 pps_print(win_general, 0, 77, tx_pps, 0);
763 pps_print(win_general, 1, 64, nics_rx_pps, 0);
764 pps_print(win_general, 1, 77, nics_tx_pps, 0);
765 pps_print(win_general, 1, 91, nics_ierrors + nics_imissed, 0);
767 wbkgdset(win_general, COLOR_PAIR(CYAN_ON_NOTHING));
768 wattron(win_general, A_BOLD);
769 uint64_t nics_in = gsl->host_rx_packets - gsb->host_rx_packets + gsl->nics_ierrors - gsb->nics_ierrors + gsl->nics_imissed - gsb->nics_imissed;
770 uint64_t nics_out = gsl->host_tx_packets - gsb->host_tx_packets;
771 mvwaddstrf(win_general, 1, 103, "%6.2f", nics_out > nics_in?
772 100 : nics_out * 100.0 / nics_in);
773 wattron(win_general, A_BOLD);
774 wbkgdset(win_general, COLOR_PAIR(NO_COLOR));
778 static void display_stats_general_total(void)
780 struct global_stats_sample *gsl = stats_get_global_stats(1);
782 int64_t diff = (int64_t)gsl->host_rx_packets - gsl->host_tx_packets;
785 /* Host: RX, TX, Diff */
786 mvwaddstrf(win_general, 0, 13, "%16lu", gsl->host_rx_packets);
787 mvwaddstrf(win_general, 0, 35, "%16lu", gsl->host_tx_packets);
788 mvwaddstrf(win_general, 0, 60, "%16"PRId64"", diff);
789 if (gsl->host_rx_packets == 0)
792 percent = gsl->host_tx_packets * 1000000 / gsl->host_rx_packets;
793 mvwaddstrf(win_general, 0, 88, "%3u.%04u%%", percent / 10000, percent % 10000);
794 if (gsl->host_tx_packets == 0)
797 percent = gsl->host_rx_packets * 1000000 / gsl->host_tx_packets;
798 mvwaddstrf(win_general, 0, 106, "%3u.%04u%%", percent / 10000, percent % 10000);
800 mvwaddstrf(win_general, 1, 13, "%16lu", gsl->nics_rx_packets);
801 mvwaddstrf(win_general, 1, 35, "%16lu", gsl->nics_tx_packets);
802 mvwaddstrf(win_general, 1, 60, "%16lu", gsl->nics_ierrors + gsl->nics_imissed);
803 if (gsl->nics_rx_packets == 0)
806 percent = gsl->nics_tx_packets * 1000000 / gsl->nics_rx_packets;
807 mvwaddstrf(win_general, 1, 88, "%3u.%04u%%", percent / 10000, percent % 10000);
808 if (gsl->nics_tx_packets == 0)
811 percent = gsl->nics_rx_packets * 1000000 / gsl->nics_tx_packets;
812 mvwaddstrf(win_general, 1, 106, "%3u.%04u%%", percent / 10000, percent % 10000);
815 static void display_stats_general(void)
817 /* moment when stats were gathered. */
818 uint64_t cur_tsc = stats_get_last_tsc();
819 uint64_t up_time = tsc_to_sec(cur_tsc - stats_global_start_tsc());
820 uint64_t up_time2 = tsc_to_sec(cur_tsc - stats_global_beg_tsc());
821 uint64_t rem_time = -1;
822 char title_str[128] = {0};
824 if (stats_global_end_tsc()) {
825 uint64_t rem_tsc = stats_global_end_tsc() > cur_tsc? stats_global_end_tsc() - cur_tsc : 0;
827 rem_time = tsc_to_sec(rem_tsc);
830 if (up_time != up_time2 && cur_tsc >= stats_global_beg_tsc()) {
831 if (stats_global_end_tsc())
832 snprintf(title_str, sizeof(title_str), "%5lu (%lu) up, %lu rem", up_time, up_time2, rem_time);
834 snprintf(title_str, sizeof(title_str), "%5lu (%lu) up", up_time, up_time2);
837 if (stats_global_end_tsc())
838 snprintf(title_str, sizeof(title_str), "%5lu up, %lu rem", up_time, rem_time);
840 snprintf(title_str, sizeof(title_str), "%5lu up", up_time);
843 /* Only print up time information if there is enough space */
844 if ((int)((COLS + title_len)/2 + strlen(title_str) + 1) < COLS) {
845 mvwaddstrf(win_title, 0, COLS - strlen(title_str), "%s", title_str);
849 if (screen_state.toggle == 0)
850 display_stats_general_per_sec();
852 display_stats_general_total();
854 wrefresh(win_general);
857 char *print_time_unit_err_usec(char *dst, struct time_unit_err *t)
859 uint64_t nsec_total = time_unit_to_nsec(&t->time);
861 uint64_t usec = nsec_total/1000;
862 uint64_t nsec = nsec_total - usec*1000;
864 uint64_t nsec_total_error = time_unit_to_nsec(&t->error);
866 uint64_t usec_error = nsec_total_error/1000;
867 uint64_t nsec_error = nsec_total_error - usec_error*1000;
869 sprintf(dst, "%4"PRIu64".%03"PRIu64" +/- %2"PRIu64".%03"PRIu64"", usec, nsec, usec_error, nsec_error);
873 char *print_time_unit_usec(char *dst, struct time_unit *t)
875 uint64_t nsec_total = time_unit_to_nsec(t);
877 uint64_t usec = nsec_total/1000;
878 uint64_t nsec = nsec_total - usec*1000;
880 sprintf(dst, "%4"PRIu64".%03"PRIu64"", usec, nsec);
884 void toggle_display_screen(void)
886 screen_state.toggle = !screen_state.toggle;
887 stats_display_layout(0);
890 void display_screen(unsigned screen_id)
892 if (screen_id >= n_screens) {
893 plog_err("Unsupported screen %d\n", screen_id + 1);
897 if (screen_state.chosen_screen == screen_id) {
898 stats_display_layout(1);
901 screen_state.chosen_screen = screen_id;
902 current_screen = display_screens[screen_id];
903 stats_display_layout(0);
907 void display_page_up(void)
911 void display_page_down(void)
915 void display_refresh(void)
917 stats_display_layout(1);
920 void display_stats(void)
923 current_screen->draw_stats(&screen_state);
924 display_stats_general();
929 static char pages[32768] = {0};
930 static int cur_idx = 0;
931 static size_t pages_len = 0;
933 void display_print_page(void)
936 int cur_idx_prev = cur_idx;
938 if (cur_idx >= (int)pages_len) {
943 for (size_t i = cur_idx; i < pages_len; ++i) {
944 if (pages[i] == '\n') {
946 if (n_lines == win_txt_height - 2) {
954 waddstr(win_txt, pages + cur_idx_prev);
955 if (cur_idx != cur_idx_prev && cur_idx < (int)pages_len)
956 waddstr(win_txt, "\nPRESS ENTER FOR MORE...\n");
964 void display_print(const char *str)
975 /* Check if the whole string can fit on the screen. */
976 pages_len = strlen(str);
978 memset(pages, 0, sizeof(pages));
979 memcpy(pages, str, pages_len);
981 for (size_t i = 0; i < pages_len; ++i) {
982 if (pages[i] == '\n') {
984 if (n_lines == win_txt_height - 2) {
992 waddstr(win_txt, pages);
994 waddstr(win_txt, "\nPRESS ENTER FOR MORE...\n");