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authorTobias Klauser <tklauser@distanz.ch>2013-09-05 09:16:56 +0200
committerTobias Klauser <tklauser@distanz.ch>2013-09-05 09:16:56 +0200
commitcc93768fb3b17804ca35bb833798e4c325900783 (patch)
tree89f842840351b63e74993ce779d3cc12487d312a /ifpps.c
parent4e8eff69ce83002dd58c8125597e3975f9526ba0 (diff)
ifpps: make display of line rate percentage optional
In order to not to clutter the display too much, make the display of the percentage of the theoretical line rate dependent on a command line option. Suggested-by: Daniel Borkmann <dborkman@redhat.com> Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Diffstat (limited to 'ifpps.c')
-rw-r--r--ifpps.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/ifpps.c b/ifpps.c
index a0e3d13..3c9a6ea 100644
--- a/ifpps.c
+++ b/ifpps.c
@@ -71,11 +71,11 @@ static struct ifstat stats_old, stats_new, stats_delta;
static struct cpu_hit *cpu_hits;
static struct avg_stat stats_avg;
static int stats_loop = 0;
-static int show_median = 0;
+static int show_median = 0, show_percentage = 0;
static WINDOW *stats_screen = NULL;
static struct utsname uts;
-static const char *short_options = "d:n:t:clmpWvh";
+static const char *short_options = "d:n:t:clmpPWvh";
static const struct option long_options[] = {
{"dev", required_argument, NULL, 'd'},
{"num-cpus", required_argument, NULL, 'n'},
@@ -84,6 +84,7 @@ static const struct option long_options[] = {
{"loop", no_argument, NULL, 'l'},
{"median", no_argument, NULL, 'm'},
{"promisc", no_argument, NULL, 'p'},
+ {"percentage", no_argument, NULL, 'P'},
{"no-warn", no_argument, NULL, 'W'},
{"version", no_argument, NULL, 'v'},
{"help", no_argument, NULL, 'h'},
@@ -121,6 +122,7 @@ static void __noreturn help(void)
" -l|--loop Continuous CSV output\n"
" -m|--median Display median values\n"
" -p|--promisc Promiscuous mode\n"
+ " -P|--percentage Show percentage of theoretical line rate\n"
" -W|--no-warn Suppress warnings\n"
" -v|--version Print version and exit\n"
" -h|--help Print this help and exit\n\n"
@@ -1069,8 +1071,10 @@ static void screen_update(WINDOW *screen, const char *ifname, const struct ifsta
voff++;
screen_net_dev_rel(screen, rel, &voff);
- voff++;
- screen_net_dev_percentage(screen, rel, &voff, rate);
+ if (show_percentage) {
+ voff++;
+ screen_net_dev_percentage(screen, rel, &voff, rate);
+ }
voff++;
screen_net_dev_abs(screen, abs, &voff);
@@ -1351,6 +1355,9 @@ int main(int argc, char **argv)
case 'p':
promisc = 1;
break;
+ case 'P':
+ show_percentage = 1;
+ break;
case 'm':
show_median = 1;
break;