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authorGabriel de Perthuis <g2p.code@gmail.com>2013-06-11 22:29:32 +0200
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2013-06-14 16:21:41 -0400
commit805bf39ce79f352f98eb3d144840c8ad6497d3e9 (patch)
treebbbe8396f7b1991ed29f3c06d8ca056ca463e90f /src
parent3ae83f9896bff49679c8a60e6ff9520557df8b16 (diff)
systemd-analyze: Show critical chains for listed units
Diffstat (limited to 'src')
-rw-r--r--src/analyze/systemd-analyze.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/src/analyze/systemd-analyze.c b/src/analyze/systemd-analyze.c
index fe1abdc6bd..ffdcd14700 100644
--- a/src/analyze/systemd-analyze.c
+++ b/src/analyze/systemd-analyze.c
@@ -826,7 +826,7 @@ static int list_dependencies_one(DBusConnection *bus, const char *name, unsigned
return 0;
}
-static int list_dependencies(DBusConnection *bus) {
+static int list_dependencies(DBusConnection *bus, const char *name) {
_cleanup_strv_free_ char **units = NULL;
char ts[FORMAT_TIMESPAN_MAX];
struct unit_times *times;
@@ -841,7 +841,7 @@ static int list_dependencies(DBusConnection *bus) {
assert(bus);
- path = unit_dbus_path_from_name(SPECIAL_DEFAULT_TARGET);
+ path = unit_dbus_path_from_name(name);
if (path == NULL)
return -EINVAL;
@@ -890,10 +890,10 @@ static int list_dependencies(DBusConnection *bus) {
printf("%s\n", id);
}
- return list_dependencies_one(bus, SPECIAL_DEFAULT_TARGET, 0, &units, 0);
+ return list_dependencies_one(bus, name, 0, &units, 0);
}
-static int analyze_critical_chain(DBusConnection *bus) {
+static int analyze_critical_chain(DBusConnection *bus, char *names[]) {
struct unit_times *times;
int n, r;
unsigned int i;
@@ -917,7 +917,13 @@ static int analyze_critical_chain(DBusConnection *bus) {
puts("The time after the unit is active or started is printed after the \"@\" character.\n"
"The time the unit takes to start is printed after the \"+\" character.\n");
- list_dependencies(bus);
+ if (!strv_isempty(names)) {
+ char **name;
+ STRV_FOREACH(name, names)
+ list_dependencies(bus, *name);
+ } else {
+ list_dependencies(bus, SPECIAL_DEFAULT_TARGET);
+ }
hashmap_free(h);
free_unit_times(times, (unsigned) n);
@@ -1301,7 +1307,7 @@ int main(int argc, char *argv[]) {
else if (streq(argv[optind], "blame"))
r = analyze_blame(bus);
else if (streq(argv[optind], "critical-chain"))
- r = analyze_critical_chain(bus);
+ r = analyze_critical_chain(bus, argv+optind+1);
else if (streq(argv[optind], "plot"))
r = analyze_plot(bus);
else if (streq(argv[optind], "dot"))