X-Git-Url: https://git.lttng.org/?p=lttngtop.git;a=blobdiff_plain;f=src%2Fcursesdisplay.c;h=9e7afb2bcadf13ce91a45e757d5bd210858980dd;hp=ca1e8abb3dea7f4b1472396a9b7d220d1f3a1dd7;hb=54645d5cab414bb3391837ef7acb919cf106c71f;hpb=d33aae699415eea2527e315eb441c723b8f9f4ff

diff --git a/src/cursesdisplay.c b/src/cursesdisplay.c
index ca1e8ab..9e7afb2 100644
--- a/src/cursesdisplay.c
+++ b/src/cursesdisplay.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011 Julien Desfossez
+ * Copyright (C) 2011-2012 Julien Desfossez
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License Version 2 as
@@ -15,6 +15,10 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
+#include <config.h>
+
+#ifdef HAVE_LIBNCURSES
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <signal.h>
@@ -43,6 +47,7 @@ PANEL *pref_panel, *main_panel;
 
 int pref_panel_visible = 0;
 int pref_line_selected = 0;
+int pref_current_sort = 0;
 
 int last_display_index, currently_displayed_index;
 
@@ -57,27 +62,36 @@ char log_lines[MAX_LINE_LENGTH * MAX_LOG_LINES + MAX_LOG_LINES];
 
 int max_elements = 80;
 
-int toggle_threads = -1;
+int toggle_threads = 1;
+int toggle_virt = -1;
 int toggle_pause = -1;
 
+int filter_host_panel = 0;
+
 int max_center_lines;
-GPtrArray *selected_processes;
 
 pthread_t keyboard_thread;
 
-struct header_view cputopview[4];
+struct header_view cputopview[6];
 struct header_view iostreamtopview[3];
 struct header_view fileview[3];
+struct header_view kprobeview[2];
 
 void reset_ncurses()
 {
 	curs_set(1);
 	endwin();
-	exit(0);
+	quit = 1;
+	sem_post(&pause_sem);
+	sem_post(&timer);
+	sem_post(&goodtodisplay);
+	sem_post(&end_trace_sem);
+	sem_post(&goodtoupdate);
 }
 
 static void handle_sigterm(int signal)
 {
+	pthread_cancel(keyboard_thread);
 	reset_ncurses();
 }
 
@@ -97,8 +111,9 @@ void init_screen()
 		init_pair(2, COLOR_GREEN, COLOR_BLACK); /* + */
 		init_pair(3, COLOR_BLACK, COLOR_WHITE); /* keys */
 		init_pair(4, COLOR_WHITE, COLOR_GREEN); /* keys activated */
-		init_pair(5, COLOR_WHITE, COLOR_BLUE); /* select line */
-		init_pair(6, COLOR_WHITE, COLOR_GREEN); /* selected process */
+		init_pair(5, COLOR_BLACK, COLOR_YELLOW); /* select line */
+		init_pair(6, COLOR_GREEN, COLOR_BLACK); /* selected process */
+		init_pair(7, COLOR_RED, COLOR_YELLOW); /* selected process + line*/
 	}
 	termtype = getenv("TERM");
 	if (!strcmp(termtype, "xterm") ||  !strcmp(termtype, "xterm-color") ||
@@ -118,6 +133,7 @@ void init_screen()
 		define_key("\033[17;2~", KEY_F(18));
 	}
 	signal(SIGTERM, handle_sigterm);
+	signal(SIGINT, handle_sigterm);
 	mousemask(BUTTON1_CLICKED, NULL);
 	refresh();
 }
@@ -222,27 +238,17 @@ void print_log(char *str)
 
 int process_selected(struct processtop *process)
 {
-	int i;
-	struct processtop *stored_process;
-
-	for (i = 0; i < selected_processes->len; i++) {
-		stored_process = g_ptr_array_index(selected_processes, i);
-		if (!stored_process)
-			return 0;
-		if (stored_process->tid == process->tid)
-			return 1;
-	}
+	if (lookup_filter_tid_list(process->tid))
+		return 1;
 	return 0;
 }
 
 void update_selected_processes()
 {
 	if (process_selected(selected_process)) {
-		g_ptr_array_remove(selected_processes, selected_process);
-		print_log("Process removed");
+		remove_filter_tid_list(selected_process->tid);
 	} else {
-		g_ptr_array_add(selected_processes, selected_process);
-		print_log("Process added");
+		add_filter_tid_list(selected_process);
 	}
 }
 
@@ -270,7 +276,9 @@ void update_footer()
 	print_key(footer, "Enter", "Details  ", current_view == process_details);
 	print_key(footer, "Space", "Highlight  ", 0);
 	print_key(footer, "q", "Quit ", 0);
-	print_key(footer, "P", "Pref  ", 0);
+	print_key(footer, "r", "Pref  ", 0);
+	print_key(footer, "t", "Threads  ", toggle_threads);
+	print_key(footer, "v", "Virt  ", toggle_virt);
 	print_key(footer, "p", "Pause  ", toggle_pause);
 
 	wrefresh(footer);
@@ -290,23 +298,6 @@ void basic_header()
 	wrefresh(header);
 }
 
-struct tm format_timestamp(uint64_t timestamp)
-{
-	struct tm tm;
-	uint64_t ts_sec = 0, ts_nsec;
-	time_t time_s;
-
-	ts_nsec = timestamp;
-	ts_sec += ts_nsec / NSEC_PER_SEC;
-	ts_nsec = ts_nsec % NSEC_PER_SEC;
-
-	time_s = (time_t) ts_sec;
-
-	localtime_r(&time_s, &tm);
-
-	return tm;
-}
-
 static void scale_unit(uint64_t bytes, char *ret)
 {
 	if (bytes >= 1000000000)
@@ -318,6 +309,7 @@ static void scale_unit(uint64_t bytes, char *ret)
 	else
 		sprintf(ret, "%" PRIu64, bytes);
 }
+
 uint64_t total_io()
 {
 	int i;
@@ -440,8 +432,8 @@ gint sort_by_process_total_desc(gconstpointer p1, gconstpointer p2)
 {
 	struct processtop *n1 = *(struct processtop **)p1;
 	struct processtop *n2 = *(struct processtop **)p2;
-	unsigned long totaln1 = n1->filewrite + n1->fileread;
-	unsigned long totaln2 = n2->filewrite + n2->fileread;
+	unsigned long totaln1 = n1->totalfilewrite + n1->totalfileread;
+	unsigned long totaln2 = n2->totalfilewrite + n2->totalfileread;
 
 	if (totaln1 < totaln2)
 		return 1;
@@ -515,6 +507,39 @@ gint sort_by_cpu_group_by_threads_desc(gconstpointer p1, gconstpointer p2)
 	return -1;
 }
 
+void update_kprobes_display()
+{
+	int i, column;
+	struct kprobes *probe;
+	int header_offset = 2;
+	int current_line = 0;
+
+	set_window_title(center, "Kprobes Top ");
+	wattron(center, A_BOLD);
+	column = 1;
+	for (i = 0; i < 2; i++) {
+		if (kprobeview[i].sort) {
+			wattron(center, A_UNDERLINE);
+			pref_current_sort = i;
+		}
+		mvwprintw(center, 1, column, "%s", kprobeview[i].title);
+		wattroff(center, A_UNDERLINE);
+		column += 30;
+	}
+	wattroff(center, A_BOLD);
+
+	for (i = 0; i < data->kprobes_table->len; i++) {
+		column = 1;
+		probe = g_ptr_array_index(data->kprobes_table, i);
+		mvwprintw(center, current_line + header_offset, column,
+				"%s", probe->probe_name + 6);
+		column += 30;
+		mvwprintw(center, current_line + header_offset, column,
+				"%d", probe->count);
+		current_line++;
+	}
+}
+
 void update_cputop_display()
 {
 	int i;
@@ -524,6 +549,8 @@ void update_cputop_display()
 	double maxcputime;
 	int nblinedisplayed = 0;
 	int current_line = 0;
+	int current_row_offset;
+	int column;
 
 	elapsed = data->end - data->start;
 	maxcputime = elapsed * data->cpu_table->len / 100.0;
@@ -541,10 +568,19 @@ void update_cputop_display()
 
 	set_window_title(center, "CPU Top");
 	wattron(center, A_BOLD);
-	mvwprintw(center, 1, 1, cputopview[0].title);
-	mvwprintw(center, 1, 12, cputopview[1].title);
-	mvwprintw(center, 1, 22, cputopview[2].title);
-	mvwprintw(center, 1, 32, cputopview[3].title);
+	column = 1;
+	for (i = 0; i < 6; i++) {
+		if (toggle_virt < 0 && (i == 3 || i == 4)) {
+			continue;
+		}
+		if (cputopview[i].sort) {
+			wattron(center, A_UNDERLINE);
+			pref_current_sort = i;
+		}
+		mvwprintw(center, 1, column, cputopview[i].title);
+		wattroff(center, A_UNDERLINE);
+		column += 10;
+	}
 	wattroff(center, A_BOLD);
 
 	max_center_lines = LINES - 5 - 7 - 1 - header_offset;
@@ -553,25 +589,54 @@ void update_cputop_display()
 	for (i = list_offset; i < data->process_table->len &&
 			nblinedisplayed < max_center_lines; i++) {
 		tmp = g_ptr_array_index(data->process_table, i);
+		current_row_offset = 1;
+		if (toggle_filter > 0 && !lookup_filter_tid_list(tmp->tid))
+			continue;
 
-		if (process_selected(tmp)) {
-			wattron(center, COLOR_PAIR(6));
-			mvwhline(center, current_line + header_offset, 1, ' ', COLS-3);
-		}
+		if (tmp->pid != tmp->tid)
+			if (toggle_threads == -1)
+				continue;
+
+		/* line */
 		if (current_line == selected_line) {
 			selected_process = tmp;
 			wattron(center, COLOR_PAIR(5));
 			mvwhline(center, current_line + header_offset, 1, ' ', COLS-3);
 		}
+		/* filtered process */
+		if (process_selected(tmp)) {
+			if (current_line == selected_line)
+				wattron(center, COLOR_PAIR(7));
+			else
+				wattron(center, COLOR_PAIR(6));
+		}
 		/* CPU(%) */
-		mvwprintw(center, current_line + header_offset, 1, "%1.2f",
+		mvwprintw(center, current_line + header_offset,
+				current_row_offset, "%1.2f",
 				tmp->totalcpunsec / maxcputime);
-		/* TGID */
-		mvwprintw(center, current_line + header_offset, 12, "%d", tmp->pid);
+		current_row_offset += 10;
 		/* PID */
-		mvwprintw(center, current_line + header_offset, 22, "%d", tmp->tid);
+		mvwprintw(center, current_line + header_offset,
+				current_row_offset, "%d", tmp->pid);
+		current_row_offset += 10;
+		/* TID */
+		mvwprintw(center, current_line + header_offset,
+				current_row_offset, "%d", tmp->tid);
+		current_row_offset += 10;
+		if (toggle_virt > 0) {
+			/* VPID */
+			mvwprintw(center, current_line + header_offset,
+					current_row_offset, "%d", tmp->vpid);
+			current_row_offset += 10;
+			/* VTID */
+			mvwprintw(center, current_line + header_offset,
+					current_row_offset, "%d", tmp->vtid);
+			current_row_offset += 10;
+		}
 		/* NAME */
-		mvwprintw(center, current_line + header_offset, 32, "%s", tmp->comm);
+		mvwprintw(center, current_line + header_offset,
+				current_row_offset, "%s", tmp->comm);
+		wattroff(center, COLOR_PAIR(7));
 		wattroff(center, COLOR_PAIR(6));
 		wattroff(center, COLOR_PAIR(5));
 		nblinedisplayed++;
@@ -618,7 +683,8 @@ gint sort_perf(gconstpointer p1, gconstpointer p2, gpointer key)
 void print_key_title(char *key, int line)
 {
 	wattron(center, A_BOLD);
-	mvwprintw(center, line, 1, "%s\t", key);
+	mvwprintw(center, line, 1, "%s", key);
+	mvwprintw(center, line, 30, " ");
 	wattroff(center, A_BOLD);
 }
 
@@ -631,7 +697,12 @@ void update_process_details()
 	int i, j = 0;
 	char unit[4];
 	char filename_buf[COLS];
+	int line = 1;
+	int column;
 	GPtrArray *newfilearray = g_ptr_array_new();
+	GHashTableIter iter;
+	struct perfcounter *perfn1, *perfn2;
+	gpointer key;
 
 	set_window_title(center, "Process details");
 
@@ -642,35 +713,56 @@ void update_process_details()
 	elapsed = data->end - data->start;
 	maxcputime = elapsed * data->cpu_table->len / 100.0;
 
-	print_key_title("Name", 1);
+	print_key_title("Name", line++);
 	wprintw(center, "%s", selected_process->comm);
-	print_key_title("TID", 2);
+	print_key_title("TID", line++);
 	wprintw(center, "%d", selected_process->tid);
 	if (!tmp) {
 		print_key_title("Does not exit at this time", 3);
 		return;
 	}
 
-	print_key_title("PID", 3);
+	print_key_title("PID", line++);
 	wprintw(center, "%d", tmp->pid);
-	print_key_title("PPID", 4);
+	print_key_title("PPID", line++);
 	wprintw(center, "%d", tmp->ppid);
-	print_key_title("CPU", 5);
+	print_key_title("VPID", line++);
+	wprintw(center, "%d", tmp->vpid);
+	print_key_title("VTID", line++);
+	wprintw(center, "%d", tmp->vtid);
+	print_key_title("VPPID", line++);
+	wprintw(center, "%d", tmp->vppid);
+	print_key_title("CPU", line++);
 	wprintw(center, "%1.2f %%", tmp->totalcpunsec/maxcputime);
 
-	print_key_title("READ B/s", 6);
+	print_key_title("READ B/s", line++);
 	scale_unit(tmp->fileread, unit);
 	wprintw(center, "%s", unit);
 
-	print_key_title("WRITE B/s", 7);
+	print_key_title("WRITE B/s", line++);
 	scale_unit(tmp->filewrite, unit);
 	wprintw(center, "%s", unit);
 
+	g_hash_table_iter_init(&iter, global_perf_liszt);
+	while (g_hash_table_iter_next (&iter, &key, (gpointer) &perfn1)) {
+		print_key_title((char *) key, line++);
+		perfn2 = g_hash_table_lookup(tmp->perf, (char *) key);
+		wprintw(center, "%d", perfn2 ? perfn2->count : 0);
+	}
+	line++;
+
 	wattron(center, A_BOLD);
-	mvwprintw(center, 8, 1, "FD");
-	mvwprintw(center, 8, 10, "READ");
-	mvwprintw(center, 8, 17, "WRITE");
-	mvwprintw(center, 8, 24, "FILENAME");
+	column = 1;
+	for (i = 0; i < 3; i++) {
+		if (fileview[i].sort) {
+			pref_current_sort = i;
+			wattron(center, A_UNDERLINE);
+		}
+		mvwprintw(center, line, column, fileview[i].title);
+		wattroff(center, A_UNDERLINE);
+		column += 10;
+	}
+	mvwprintw(center, line++, column, "FILENAME");
 	wattroff(center, A_BOLD);
 
 	/*
@@ -694,17 +786,17 @@ void update_process_details()
 		g_ptr_array_sort(newfilearray, sort_by_file_read_desc);
 
 	for (i = selected_line; i < newfilearray->len &&
-			i < (selected_line + max_center_lines - 7); i++) {
+			i < (selected_line + max_center_lines - line + 2); i++) {
 		file_tmp = g_ptr_array_index(newfilearray, i);
 		if (!file_tmp)
 			continue;
-		mvwprintw(center, 9 + j, 1, "%d", file_tmp->fd);
+		mvwprintw(center, line + j, 1, "%d", file_tmp->fd);
 		scale_unit(file_tmp->read, unit);
-		mvwprintw(center, 9 + j, 10, "%s", unit);
+		mvwprintw(center, line + j, 11, "%s", unit);
 		scale_unit(file_tmp->write, unit);
-		mvwprintw(center, 9 + j, 17, "%s", unit);
+		mvwprintw(center, line + j, 21, "%s", unit);
 		snprintf(filename_buf, COLS - 25, "%s", file_tmp->name);
-		mvwprintw(center, 9 + j, 24, "%s", filename_buf);
+		mvwprintw(center, line + j, 31, "%s", filename_buf);
 		j++;
 	}
 	g_ptr_array_free(newfilearray, TRUE);
@@ -734,16 +826,20 @@ void update_perf()
 	g_hash_table_iter_init(&iter, global_perf_liszt);
 	while (g_hash_table_iter_next (&iter, &key, (gpointer) &perfn1)) {
 		if (perfn1->visible) {
+			if (perfn1->sort) {
+				/* pref_current_sort = i; */
+				wattron(center, A_UNDERLINE);
+			}
 			/* + 5 to strip the "perf_" prefix */
 			mvwprintw(center, 1, perf_row, "%s",
 					(char *) key + 5);
+			wattroff(center, A_UNDERLINE);
 			perf_row += 20;
 		}
 		if (perfn1->sort) {
 			perf_key = (char *) key;
 		}
 	}
-
 	wattroff(center, A_BOLD);
 
 	g_ptr_array_sort_with_data(data->process_table, sort_perf, perf_key);
@@ -752,9 +848,18 @@ void update_perf()
 			nblinedisplayed < max_center_lines; i++) {
 		tmp = g_ptr_array_index(data->process_table, i);
 
+		if (toggle_filter > 0 && !lookup_filter_tid_list(tmp->tid))
+			continue;
+
+		if (tmp->pid != tmp->tid)
+			if (toggle_threads == -1)
+				continue;
+
 		if (process_selected(tmp)) {
-			wattron(center, COLOR_PAIR(6));
-			mvwhline(center, current_line + header_offset, 1, ' ', COLS-3);
+			if (current_line == selected_line)
+				wattron(center, COLOR_PAIR(7));
+			else
+				wattron(center, COLOR_PAIR(6));
 		}
 		if (current_line == selected_line) {
 			selected_process = tmp;
@@ -798,16 +903,25 @@ void update_iostream()
 	int current_line = 0;
 	int total = 0;
 	char unit[4];
+	int column;
 
 	set_window_title(center, "IO Top");
 	wattron(center, A_BOLD);
 	mvwprintw(center, 1, 1, "PID");
 	mvwprintw(center, 1, 11, "TID");
 	mvwprintw(center, 1, 22, "NAME");
-	mvwprintw(center, 1, 40, "R (B/sec)");
-	mvwprintw(center, 1, 52, "W (B/sec)");
-	mvwprintw(center, 1, 64, "Total");
+	column = 40;
+	for (i = 0; i < 3; i++) {
+		if (iostreamtopview[i].sort) {
+			pref_current_sort = i;
+			wattron(center, A_UNDERLINE);
+		}
+		mvwprintw(center, 1, column, iostreamtopview[i].title);
+		wattroff(center, A_UNDERLINE);
+		column += 12;
+	}
 	wattroff(center, A_BOLD);
+	wattroff(center, A_UNDERLINE);
 
 	if (iostreamtopview[0].sort == 1)
 		g_ptr_array_sort(data->process_table, sort_by_process_read_desc);
@@ -822,9 +936,18 @@ void update_iostream()
 			nblinedisplayed < max_center_lines; i++) {
 		tmp = g_ptr_array_index(data->process_table, i);
 
+		if (toggle_filter > 0 && !lookup_filter_tid_list(tmp->tid))
+			continue;
+
+		if (tmp->pid != tmp->tid)
+			if (toggle_threads == -1)
+				continue;
+
 		if (process_selected(tmp)) {
-			wattron(center, COLOR_PAIR(6));
-			mvwhline(center, current_line + header_offset, 1, ' ', COLS-3);
+			if (current_line == selected_line)
+				wattron(center, COLOR_PAIR(7));
+			else
+				wattron(center, COLOR_PAIR(6));
 		}
 		if (current_line == selected_line) {
 			selected_process = tmp;
@@ -884,6 +1007,9 @@ void update_current_view()
 	case tree:
 		update_cputop_display();
 		break;
+	case kprobes:
+		update_kprobes_display();
+		break;
 	default:
 		break;
 	}
@@ -892,6 +1018,25 @@ void update_current_view()
 	sem_post(&update_display_sem);
 }
 
+void update_process_detail_sort(int *line_selected)
+{
+	int i;
+	int size;
+
+	size = 3;
+
+	if (*line_selected > (size - 1))
+		*line_selected = size - 1;
+	else if (*line_selected < 0)
+		*line_selected = 0;
+
+	if (fileview[*line_selected].sort == 1)
+		fileview[*line_selected].reverse = 1;
+	for (i = 0; i < size; i++)
+		fileview[i].sort = 0;
+	fileview[*line_selected].sort = 1;
+}
+
 void update_process_detail_pref(int *line_selected, int toggle_view, int toggle_sort)
 {
 	int i;
@@ -913,17 +1058,15 @@ void update_process_detail_pref(int *line_selected, int toggle_view, int toggle_
 	set_window_title(pref_panel_window, "Process Detail Preferences ");
 	wattron(pref_panel_window, A_BOLD);
 	mvwprintw(pref_panel_window, size + 1, 1,
-			" 's' to sort");
+			" 's' : sort, space : toggle");
 	wattroff(pref_panel_window, A_BOLD);
 
 	if (*line_selected > (size - 1))
 		*line_selected = size - 1;
+	else if (*line_selected < 0)
+		*line_selected = 0;
 	if (toggle_sort == 1) {
-		if (fileview[*line_selected].sort == 1)
-			fileview[*line_selected].reverse = 1;
-		for (i = 0; i < size; i++)
-			fileview[i].sort = 0;
-		fileview[*line_selected].sort = 1;
+		update_process_detail_sort(line_selected);
 		update_current_view();
 	}
 
@@ -944,6 +1087,24 @@ void update_process_detail_pref(int *line_selected, int toggle_view, int toggle_
 	doupdate();
 }
 
+void update_iostream_sort(int *line_selected)
+{
+	int i;
+	int size;
+
+	size = 3;
+	if (*line_selected > (size - 1))
+		*line_selected = size - 1;
+	else if (*line_selected < 0)
+		*line_selected = 0;
+	if (iostreamtopview[*line_selected].sort == 1)
+		iostreamtopview[*line_selected].reverse = 1;
+	for (i = 0; i < size; i++)
+		iostreamtopview[i].sort = 0;
+	iostreamtopview[*line_selected].sort = 1;
+
+}
+
 void update_iostream_pref(int *line_selected, int toggle_view, int toggle_sort)
 {
 	int i;
@@ -965,17 +1126,15 @@ void update_iostream_pref(int *line_selected, int toggle_view, int toggle_sort)
 	set_window_title(pref_panel_window, "IOTop Preferences ");
 	wattron(pref_panel_window, A_BOLD);
 	mvwprintw(pref_panel_window, size + 1, 1,
-			" 's' to sort");
+			" 's' : sort, space : toggle");
 	wattroff(pref_panel_window, A_BOLD);
 
 	if (*line_selected > (size - 1))
 		*line_selected = size - 1;
+	else if (*line_selected < 0)
+		*line_selected = 0;
 	if (toggle_sort == 1) {
-		if (iostreamtopview[*line_selected].sort == 1)
-			iostreamtopview[*line_selected].reverse = 1;
-		for (i = 0; i < size; i++)
-			iostreamtopview[i].sort = 0;
-		iostreamtopview[*line_selected].sort = 1;
+		update_iostream_sort(line_selected);
 		update_current_view();
 	}
 
@@ -996,6 +1155,26 @@ void update_iostream_pref(int *line_selected, int toggle_view, int toggle_sort)
 	doupdate();
 }
 
+void update_cpu_sort(int *line_selected)
+{
+	int i;
+	int size = 3;
+
+	if (*line_selected > (size - 1))
+		*line_selected = size - 1;
+	else if (*line_selected < 0)
+		*line_selected = 0;
+
+	/* special case, we don't support sorting by procname for now */
+	if (*line_selected != 3) {
+		if (cputopview[*line_selected].sort == 1)
+			cputopview[*line_selected].reverse = 1;
+		for (i = 0; i < size; i++)
+			cputopview[i].sort = 0;
+		cputopview[*line_selected].sort = 1;
+	}
+}
+
 void update_cpu_pref(int *line_selected, int toggle_view, int toggle_sort)
 {
 	int i;
@@ -1017,21 +1196,16 @@ void update_cpu_pref(int *line_selected, int toggle_view, int toggle_sort)
 	set_window_title(pref_panel_window, "CPUTop Preferences ");
 	wattron(pref_panel_window, A_BOLD);
 	mvwprintw(pref_panel_window, size + 1, 1,
-			" 's' to sort");
+			" 's' : sort, space : toggle");
 	wattroff(pref_panel_window, A_BOLD);
 
 	if (*line_selected > (size - 1))
 		*line_selected = size - 1;
+	else if (*line_selected < 0)
+		*line_selected = 0;
 	if (toggle_sort == 1) {
-		/* special case, we don't support sorting by procname for now */
-		if (*line_selected != 3) {
-			if (cputopview[*line_selected].sort == 1)
-				cputopview[*line_selected].reverse = 1;
-			for (i = 0; i < size; i++)
-				cputopview[i].sort = 0;
-			cputopview[*line_selected].sort = 1;
-			update_current_view();
-		}
+		update_cpu_sort(line_selected);
+		update_current_view();
 	}
 
 	for (i = 0; i < size; i++) {
@@ -1051,6 +1225,32 @@ void update_cpu_pref(int *line_selected, int toggle_view, int toggle_sort)
 	doupdate();
 }
 
+void update_perf_sort(int *line_selected)
+{
+	int i;
+	struct perfcounter *perf;
+	GList *perflist;
+	int size;
+
+	size = g_hash_table_size(global_perf_liszt);
+	if (*line_selected > (size - 1))
+		*line_selected = size - 1;
+	else if (*line_selected < 0)
+		*line_selected = 0;
+
+	i = 0;
+	perflist = g_list_first(g_hash_table_get_keys(global_perf_liszt));
+	while (perflist) {
+		perf = g_hash_table_lookup(global_perf_liszt, perflist->data);
+		if (i != *line_selected)
+			perf->sort = 0;
+		else
+			perf->sort = 1;
+		i++;
+		perflist = g_list_next(perflist);
+	}
+}
+
 void update_perf_pref(int *line_selected, int toggle_view, int toggle_sort)
 {
 	int i;
@@ -1074,21 +1274,16 @@ void update_perf_pref(int *line_selected, int toggle_view, int toggle_sort)
 	set_window_title(pref_panel_window, "Perf Preferences ");
 	wattron(pref_panel_window, A_BOLD);
 	mvwprintw(pref_panel_window, g_hash_table_size(global_perf_liszt) + 1, 1,
-			" 's' to sort");
+			" 's' : sort, space : toggle");
 	wattroff(pref_panel_window, A_BOLD);
 
+	if (*line_selected > (size - 1))
+		*line_selected = size - 1;
+	else if (*line_selected < 0)
+		*line_selected = 0;
+
 	if (toggle_sort == 1) {
-		i = 0;
-		perflist = g_list_first(g_hash_table_get_keys(global_perf_liszt));
-		while (perflist) {
-			perf = g_hash_table_lookup(global_perf_liszt, perflist->data);
-			if (i != *line_selected)
-				perf->sort = 0;
-			else
-				perf->sort = 1;
-			i++;
-			perflist = g_list_next(perflist);
-		}
+		update_perf_sort(line_selected);
 		update_current_view();
 	}
 
@@ -1118,22 +1313,121 @@ void update_perf_pref(int *line_selected, int toggle_view, int toggle_sort)
 	doupdate();
 }
 
+void update_hostname_pref(int *line_selected, int toggle_filter, int toggle_sort)
+{
+	int i;
+	struct host *host;
+	GList *hostlist;
+	int size;
+
+	if (!data)
+		return;
+	if (pref_panel_window) {
+		del_panel(pref_panel);
+		delwin(pref_panel_window);
+	}
+	size = g_hash_table_size(global_host_list);
+
+	pref_panel_window = create_window(size + 2, 30, 10, 10);
+	pref_panel = new_panel(pref_panel_window);
+
+	werase(pref_panel_window);
+	box(pref_panel_window, 0 , 0);
+	set_window_title(pref_panel_window, "Hosts Preferences ");
+	wattron(pref_panel_window, A_BOLD);
+	mvwprintw(pref_panel_window, g_hash_table_size(global_host_list) + 1, 1,
+			" space : toggle filter");
+	wattroff(pref_panel_window, A_BOLD);
+
+	if (*line_selected > (size - 1))
+		*line_selected = size - 1;
+	else if (*line_selected < 0)
+		*line_selected = 0;
+
+	i = 0;
+	hostlist = g_list_first(g_hash_table_get_keys(global_host_list));
+	while (hostlist) {
+		host = g_hash_table_lookup(global_host_list, hostlist->data);
+		if (i == *line_selected && toggle_filter == 1) {
+			host->filter = host->filter == 1 ? 0:1;
+			update_hostname_filter(host);
+			update_current_view();
+		}
+		if (i == *line_selected) {
+			wattron(pref_panel_window, COLOR_PAIR(5));
+			mvwhline(pref_panel_window, i + 1, 1, ' ', 30 - 2);
+		}
+		if (host->filter == 1)
+			wattron(pref_panel_window, A_BOLD);
+		mvwprintw(pref_panel_window, i + 1, 1, "[%c] %s",
+				host->filter == 1 ? 'x' : ' ',
+				(char *) hostlist->data);
+		wattroff(pref_panel_window, A_BOLD);
+		wattroff(pref_panel_window, COLOR_PAIR(5));
+		i++;
+		hostlist = g_list_next(hostlist);
+	}
+	update_panels();
+	doupdate();
+}
+
 int update_preference_panel(int *line_selected, int toggle_view, int toggle_sort)
 {
 	int ret = 0;
 
 	switch(current_view) {
 		case perf:
-			update_perf_pref(line_selected, toggle_view, toggle_sort);
+			if (filter_host_panel)
+				update_hostname_pref(line_selected,
+						toggle_view, toggle_sort);
+			else
+				update_perf_pref(line_selected,
+						toggle_view, toggle_sort);
 			break;
 		case cpu:
-			update_cpu_pref(line_selected, toggle_view, toggle_sort);
+			if (filter_host_panel)
+				update_hostname_pref(line_selected,
+						toggle_view, toggle_sort);
+			else
+				update_cpu_pref(line_selected,
+						toggle_view, toggle_sort);
 			break;
 		case iostream:
-			update_iostream_pref(line_selected, toggle_view, toggle_sort);
+			if (filter_host_panel)
+				update_hostname_pref(line_selected,
+						toggle_view, toggle_sort);
+			else
+				update_iostream_pref(line_selected,
+						toggle_view, toggle_sort);
 			break;
 		case process_details:
-			update_process_detail_pref(line_selected, toggle_view, toggle_sort);
+			update_process_detail_pref(line_selected,
+					toggle_view, toggle_sort);
+			break;
+		default:
+			ret = -1;
+			break;
+	}
+
+	return ret;
+}
+
+int update_sort(int *line_selected)
+{
+	int ret = 0;
+
+	switch(current_view) {
+		case perf:
+			update_perf_sort(line_selected);
+			break;
+		case cpu:
+			update_cpu_sort(line_selected);
+			break;
+		case iostream:
+			update_iostream_sort(line_selected);
+			break;
+		case process_details:
+			update_process_detail_sort(line_selected);
 			break;
 		default:
 			ret = -1;
@@ -1161,6 +1455,25 @@ void toggle_pref_panel(void)
 	doupdate();
 }
 
+void toggle_host_panel(void)
+{
+	int ret;
+
+	filter_host_panel = filter_host_panel ? 0 : 1;
+	if (pref_panel_visible) {
+		hide_panel(pref_panel);
+		pref_panel_visible = 0;
+	} else {
+		ret = update_preference_panel(&pref_line_selected, 0, 0);
+		if (ret < 0)
+			return;
+		show_panel(pref_panel);
+		pref_panel_visible = 1;
+	}
+	update_panels();
+	doupdate();
+}
+
 void display(unsigned int index)
 {
 	last_display_index = index;
@@ -1264,9 +1577,11 @@ void *handle_keyboard(void *p)
 			} else {
 				print_log("Manually moving forward");
 				sem_post(&timer);
-				/* we force to resume the refresh when moving forward */
-				if (toggle_pause > 0)
-					resume_display();
+				if (toggle_pause > 0) {
+					sem_post(&pause_sem);
+					update_current_view();
+					sem_wait(&pause_sem);
+				}
 			}
 
 			break;
@@ -1275,6 +1590,11 @@ void *handle_keyboard(void *p)
 				update_preference_panel(&pref_line_selected, 1, 0);
 			} else {
 				update_selected_processes();
+				if (toggle_filter > 0) {
+					max_elements = g_hash_table_size(global_filter_list);
+					if (selected_line >= max_elements)
+						selected_line = max_elements - 1;
+				}
 				update_current_view();
 			}
 			break;
@@ -1282,8 +1602,30 @@ void *handle_keyboard(void *p)
 			if (pref_panel_visible)
 				update_preference_panel(&pref_line_selected, 0, 1);
 			break;
+		case '>':
+			/* perf uses a hashtable, it is ordered backward */
+			if (current_view == perf) {
+				pref_current_sort--;
+			} else if (!pref_panel_visible) {
+				pref_current_sort++;
+			}
+			update_sort(&pref_current_sort);
+			update_current_view();
+			break;
+		case '<':
+			/* perf uses a hashtable, it is ordered backward */
+			if (current_view == perf) {
+				pref_current_sort++;
+			} else if (!pref_panel_visible) {
+				pref_current_sort--;
+			}
+			update_sort(&pref_current_sort);
+			update_current_view();
+			break;
 
 		case 13: /* FIXME : KEY_ENTER ?? */
+			if (pref_panel_visible)
+				break;
 			if (current_view != process_details) {
 				previous_view = current_view;
 				current_view = process_details;
@@ -1291,6 +1633,7 @@ void *handle_keyboard(void *p)
 				current_view = previous_view;
 				previous_view = process_details;
 			}
+			selected_line = 0;
 			update_current_view();
 			break;
 
@@ -1322,9 +1665,30 @@ void *handle_keyboard(void *p)
 			selected_line = 0;
 			update_current_view();
 			break;
+		case KEY_F(5):
+			if (pref_panel_visible)
+				toggle_pref_panel();
+			current_view = kprobes;
+			selected_line = 0;
+			update_current_view();
+			break;
 		case KEY_F(10):
 		case 'q':
 			reset_ncurses();
+			/* exit keyboard thread */
+			pthread_exit(0);
+			break;
+		case 'f':
+			toggle_filter *= -1;
+			selected_line = 0;
+			if (toggle_filter > 0)
+				max_elements = g_hash_table_size(global_filter_list);
+			else
+				max_elements = data->process_table->len;
+			update_current_view();
+			break;
+		case 'h':
+			toggle_host_panel();
 			break;
 		case 't':
 			toggle_threads *= -1;
@@ -1337,9 +1701,23 @@ void *handle_keyboard(void *p)
 				resume_display();
 			}
 			break;
-		case 'P':
+		case 'r':
 			toggle_pref_panel();
 			break;
+		case 'v':
+			toggle_virt *= -1;
+			update_current_view();
+			break;
+		/* ESCAPE, but slow to process, don't know why */
+		case 27:
+			if (pref_panel_visible)
+				toggle_pref_panel();
+			else if (current_view == process_details) {
+				current_view = previous_view;
+				previous_view = process_details;
+			}
+			update_current_view();
+			break;
 		default:
 			if (data)
 				update_current_view();
@@ -1354,9 +1732,11 @@ void init_view_headers()
 {
 	cputopview[0].title = strdup("CPU(%)");
 	cputopview[0].sort = 1;
-	cputopview[1].title = strdup("TGID");
-	cputopview[2].title = strdup("PID");
-	cputopview[3].title = strdup("NAME");
+	cputopview[1].title = strdup("PID");
+	cputopview[2].title = strdup("TID");
+	cputopview[3].title = strdup("VPID");
+	cputopview[4].title = strdup("VTID");
+	cputopview[5].title = strdup("NAME");
 
 	iostreamtopview[0].title = strdup("R (B/sec)");
 	iostreamtopview[1].title = strdup("W (B/sec)");
@@ -1367,11 +1747,14 @@ void init_view_headers()
 	fileview[1].title = strdup("READ");
 	fileview[1].sort = 1;
 	fileview[2].title = strdup("WRITE");
+
+	kprobeview[0].title = strdup("NAME");
+	kprobeview[1].title = strdup("HIT");
+	kprobeview[1].sort = 1;
 }
 
 void init_ncurses()
 {
-	selected_processes = g_ptr_array_new();
 	sem_init(&update_display_sem, 0, 1);
 	init_view_headers();
 	init_screen();
@@ -1392,3 +1775,5 @@ void init_ncurses()
 
 	pthread_create(&keyboard_thread, NULL, handle_keyboard, (void *)NULL);
 }
+
+#endif /* HAVE_LIBNCURSES */