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JDB: show consumed time in thread list

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Fixes ssumpf/foc#7.
This commit is contained in:
Christian Prochaska
2013-08-23 19:17:31 +02:00
committed by Sebastian Sumpf
parent 3854f1b941
commit bde72bd2f3
1 changed files with 25 additions and 3 deletions
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28
kernel/fiasco/src/jdb/jdb_thread_list.cpp
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@@ -36,7 +36,7 @@ private:
friend class _foo;
enum { LIST_UNSORTED, LIST_SORT_PRIO, LIST_SORT_TID, LIST_SORT_SPACE,
enum { LIST_UNSORTED, LIST_SORT_PRIO, LIST_SORT_TID, LIST_SORT_SPACE, LIST_SORT_CONSUMED_TIME,
LIST_SORT_END };
};
@@ -71,7 +71,7 @@ const char*
Jdb_thread_list::get_mode_str(void)
{
static const char * const mode_str[] =
{ "(unsorted)", "(prio-sorted)", "(tid-sorted)", "(space-sorted)" };
{ "(unsorted)", "(prio-sorted)", "(tid-sorted)", "(space-sorted)", "(cpu time-sorted)" };
return mode_str[_mode];
}
@@ -205,6 +205,14 @@ Jdb_thread_list::get_space_dbgid(Thread *t)
return Kobject_dbg::pointer_to_id(t->space());
}
// helper function for iter() -- use consumed time as sorting key
static
long
Jdb_thread_list::get_consumed_time(Thread *t)
{
return t->consumed_time();
}
// --------------------------------------------------------------------------
IMPLEMENTATION [sched_wfq || sched_fp_wfq]:
@@ -472,6 +480,13 @@ Jdb_thread_list::iter(int count, Thread **t_start,
// fall through
case LIST_SORT_CONSUMED_TIME:
// list threads sorted by consumed time
if (!get_key)
get_key = get_consumed_time;
// fall through
case LIST_SORT_TID:
// list threads sorted by thread id
{
@@ -691,6 +706,13 @@ Jdb_thread_list::list_threads_show_thread(Thread *t)
printf("%-6s", to);
/* consumed time */
char time_str[12];
Jdb::write_ll_ns(t->consumed_time()*1000, time_str,
11 < sizeof(time_str) ? 11 : sizeof(time_str), false);
printf(" %s ", time_str);
/* state */
if (long_output)
{
Jdb_thread::print_state_long(t, 47);
@@ -721,7 +743,7 @@ static void
Jdb_thread_list::show_header()
{
Jdb::cursor();
printf("%s id cpu name pr sp wait to%s state\033[m\033[K",
printf("%s id cpu name pr sp wait to%s cpu time state\033[m\033[K",
Jdb::esc_emph, Config::Stack_depth ? " stack" : "");
}