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From cc53eb8aee12e32861e6073d9e6bd7d015a15c55 Mon Sep 17 00:00:00 2001
From: http://ftp.de.debian.org/debian/pool/main/p/procps/procps_3.2.8-8.debian.tar.gz <info@debian.org>
Date: Fri, 19 Mar 2010 21:58:45 +0100
Subject: [PATCH 01/70] slabtop_once
---
slabtop.c | 45 ++++++++++++++++++++++++++-------------------
1 files changed, 26 insertions(+), 19 deletions(-)
diff --git a/slabtop.c b/slabtop.c
index 36025e2..5c9d31e 100644
--- a/slabtop.c
+++ b/slabtop.c
@@ -268,11 +268,13 @@ static void parse_input(char c)
}
}
+#define print_line(fmt, args...) if (run_once) printf(fmt, ## args); else printw(fmt, ## args)
int main(int argc, char *argv[])
{
int o;
unsigned short old_rows;
struct slab_info *slab_list = NULL;
+ int run_once=0;
struct option longopts[] = {
{ "delay", 1, NULL, 'd' },
@@ -306,6 +308,7 @@ int main(int argc, char *argv[])
sort_func = set_sort_func(optarg[0]);
break;
case 'o':
+ run_once=1;
delay = 0;
break;
case 'V':
@@ -322,11 +325,13 @@ int main(int argc, char *argv[])
if (tcgetattr(0, &saved_tty) == -1)
perror("tcgetattr");
- initscr();
- term_size(0);
old_rows = rows;
- resizeterm(rows, cols);
- signal(SIGWINCH, term_size);
+ term_size(0);
+ if (!run_once) {
+ initscr();
+ resizeterm(rows, cols);
+ signal(SIGWINCH, term_size);
+ }
signal(SIGINT, sigint_handler);
do {
@@ -340,13 +345,13 @@ int main(int argc, char *argv[])
if (get_slabinfo(&slab_list, &stats))
break;
- if (old_rows != rows) {
+ if (!run_once && old_rows != rows) {
resizeterm(rows, cols);
old_rows = rows;
}
move(0,0);
- printw( " Active / Total Objects (%% used) : %d / %d (%.1f%%)\n"
+ print_line( " Active / Total Objects (%% used) : %d / %d (%.1f%%)\n"
" Active / Total Slabs (%% used) : %d / %d (%.1f%%)\n"
" Active / Total Caches (%% used) : %d / %d (%.1f%%)\n"
" Active / Total Size (%% used) : %.2fK / %.2fK (%.1f%%)\n"
@@ -361,14 +366,14 @@ int main(int argc, char *argv[])
slab_list = slabsort(slab_list);
attron(A_REVERSE);
- printw( "%6s %6s %4s %8s %6s %8s %10s %-23s\n",
+ print_line( "%6s %6s %4s %8s %6s %8s %10s %-23s\n",
"OBJS", "ACTIVE", "USE", "OBJ SIZE", "SLABS",
"OBJ/SLAB", "CACHE SIZE", "NAME");
attroff(A_REVERSE);
curr = slab_list;
for (i = 0; i < rows - 8 && curr->next; i++) {
- printw("%6u %6u %3u%% %7.2fK %6u %8u %9uK %-23s\n",
+ print_line("%6u %6u %3u%% %7.2fK %6u %8u %9uK %-23s\n",
curr->nr_objs, curr->nr_active_objs, curr->use,
curr->obj_size / 1024.0, curr->nr_slabs,
curr->objs_per_slab, (unsigned)(curr->cache_size / 1024),
@@ -376,22 +381,24 @@ int main(int argc, char *argv[])
curr = curr->next;
}
- refresh();
put_slabinfo(slab_list);
- FD_ZERO(&readfds);
- FD_SET(0, &readfds);
- tv.tv_sec = delay;
- tv.tv_usec = 0;
- if (select(1, &readfds, NULL, NULL, &tv) > 0) {
- if (read(0, &c, 1) != 1)
- break;
- parse_input(c);
- }
+ if (!run_once) {
+ refresh();
+ FD_ZERO(&readfds);
+ FD_SET(0, &readfds);
+ tv.tv_sec = delay;
+ tv.tv_usec = 0;
+ if (select(1, &readfds, NULL, NULL, &tv) > 0) {
+ if (read(0, &c, 1) != 1)
+ break;
+ parse_input(c);
+ }
+ }
} while (delay);
tcsetattr(0, TCSAFLUSH, &saved_tty);
free_slabinfo(slab_list);
- endwin();
+ if (!run_once) endwin();
return 0;
}
--
1.7.0
|
