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authorChris Mason <chris.mason@fusionio.com>2012-10-22 11:51:41 -0400
committerChris Mason <clm@fb.com>2014-09-24 12:02:07 -0700
commit776c17af8515db948e0c8cfcb06291d40f8d7779 (patch)
tree5231198f26ac503436476ca8128a458ed28c7f1f
parent854a1f24812ec5fe84f2d2e0f88c46343aff0284 (diff)
downloadblktrace-776c17af8515db948e0c8cfcb06291d40f8d7779.tar.gz
iowatcher: Add -K command line option to keep the movie svg files
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
-rw-r--r--iowatcher/main.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/iowatcher/main.c b/iowatcher/main.c
index 44cbb81..23fb707 100644
--- a/iowatcher/main.c
+++ b/iowatcher/main.c
@@ -46,6 +46,7 @@ static char line[1024];
static int line_len = 1024;
static int found_mpstat = 0;
static int make_movie = 0;
+static int keep_movie_svgs = 0;
static int opt_graph_width = 0;
static int opt_graph_height = 0;
@@ -897,6 +898,10 @@ static void encode_movie(char *movie_dir)
static void cleanup_movie(char *movie_dir)
{
+ if (keep_movie_svgs) {
+ fprintf(stderr, "Keeping movie dir %s\n", movie_dir);
+ return;
+ }
fprintf(stderr, "Removing movie dir %s\n", movie_dir);
snprintf(line, line_len, "rm %s/*", movie_dir);
system(line);
@@ -1143,7 +1148,7 @@ enum {
HELP_LONG_OPT = 1,
};
-char *option_string = "T:t:o:l:r:O:N:d:D:p:m::h:w:c:x:y:a:P";
+char *option_string = "T:t:o:l:r:O:N:d:D:p:m::h:w:c:x:y:a:PK";
static struct option long_options[] = {
{"columns", required_argument, 0, 'c'},
{"title", required_argument, 0, 'T'},
@@ -1157,6 +1162,7 @@ static struct option long_options[] = {
{"blktrace-destination", required_argument, 0, 'D'},
{"prog", required_argument, 0, 'p'},
{"movie", optional_argument, 0, 'm'},
+ {"keep-movie-svgs", no_argument, 0, 'K'},
{"width", required_argument, 0, 'w'},
{"height", required_argument, 0, 'h'},
{"xzoom", required_argument, 0, 'x'},
@@ -1176,6 +1182,7 @@ static void print_usage(void)
"\t-l (--label): trace label in the graph\n"
"\t-o (--output): output file name (SVG only)\n"
"\t-p (--prog): program to run while blktrace is run\n"
+ "\t-K (--keep-movie-svgs keep svgs generated for movie mode\n"
"\t-m (--movie [=spindle|rect]): create IO animations\n"
"\t-r (--rolling): number of seconds in the rolling averge\n"
"\t-T (--title): graph title\n"
@@ -1301,6 +1308,9 @@ static int parse_options(int ac, char **av)
case 'p':
program_to_run = strdup(optarg);
break;
+ case 'K':
+ keep_movie_svgs = 1;
+ break;
case 'm':
make_movie = 1;
if (optarg) {