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| author | Jeff Hostetler <jeffhost@microsoft.com> | 2019-04-15 13:39:44 -0700 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2019-04-16 13:37:06 +0900 |
| commit | 39f43177442d44d8a945c3ff6a8c08f481539763 (patch) | |
| tree | 3c25f514d6ce57a45fe0d80312da49e12ed5c3f6 /trace2/tr2_tgt_event.c | |
| parent | a089724958a99924d9ec7ff60a6aea63d03448f2 (diff) | |
| download | git-39f43177442d44d8a945c3ff6a8c08f481539763.tar.gz | |
trace2: add absolute elapsed time to start event
Add elapsed process time to "start" event to measure
the performance of early process startup.
Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'trace2/tr2_tgt_event.c')
| -rw-r--r-- | trace2/tr2_tgt_event.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/trace2/tr2_tgt_event.c b/trace2/tr2_tgt_event.c index 107cb5317d..89a4d3ae9a 100644 --- a/trace2/tr2_tgt_event.c +++ b/trace2/tr2_tgt_event.c @@ -122,13 +122,16 @@ static void fn_version_fl(const char *file, int line) jw_release(&jw); } -static void fn_start_fl(const char *file, int line, const char **argv) +static void fn_start_fl(const char *file, int line, + uint64_t us_elapsed_absolute, const char **argv) { const char *event_name = "start"; struct json_writer jw = JSON_WRITER_INIT; + double t_abs = (double)us_elapsed_absolute / 1000000.0; jw_object_begin(&jw, 0); event_fmt_prepare(event_name, file, line, NULL, &jw); + jw_object_double(&jw, "t_abs", 6, t_abs); jw_object_inline_begin_array(&jw, "argv"); jw_array_argv(&jw, argv); jw_end(&jw); |