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Merge branch 'js/fetch-push-trace2-annotation'

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More trace2 events at key points on push and fetch code paths have
been added.

* js/fetch-push-trace2-annotation:
  send-pack: add new tracing regions for push
  fetch: add top-level trace2 regions
  trace2: implement trace2_printf() for event target
This commit is contained in:
Junio C Hamano
2024-09-03 09:15:01 -07:00
parent 533e30819a db5281276e
commit dd903659cd
5 changed files with 67 additions and 8 deletions
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17
Documentation/technical/api-trace2.txt
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@@ -128,7 +128,7 @@ yields
------------
$ cat ~/log.event
{"event":"version","sid":"20190408T191610.507018Z-H9b68c35f-P000059a8","thread":"main","time":"2019-01-16T17:28:42.620713Z","file":"common-main.c","line":38,"evt":"3","exe":"2.20.1.155.g426c96fcdb"}
{"event":"version","sid":"20190408T191610.507018Z-H9b68c35f-P000059a8","thread":"main","time":"2019-01-16T17:28:42.620713Z","file":"common-main.c","line":38,"evt":"4","exe":"2.20.1.155.g426c96fcdb"}
{"event":"start","sid":"20190408T191610.507018Z-H9b68c35f-P000059a8","thread":"main","time":"2019-01-16T17:28:42.621027Z","file":"common-main.c","line":39,"t_abs":0.001173,"argv":["git","version"]}
{"event":"cmd_name","sid":"20190408T191610.507018Z-H9b68c35f-P000059a8","thread":"main","time":"2019-01-16T17:28:42.621122Z","file":"git.c","line":432,"name":"version","hierarchy":"version"}
{"event":"exit","sid":"20190408T191610.507018Z-H9b68c35f-P000059a8","thread":"main","time":"2019-01-16T17:28:42.621236Z","file":"git.c","line":662,"t_abs":0.001227,"code":0}
@@ -344,7 +344,7 @@ only present on the "start" and "atexit" events.
{
"event":"version",
...
"evt":"3", # EVENT format version
"evt":"4", # EVENT format version
"exe":"2.20.1.155.g426c96fcdb" # git version
}
------------
@@ -835,6 +835,19 @@ The "value" field may be an integer or a string.
}
------------
`"printf"`::
This event logs a human-readable message with no particular formatting
guidelines.
+
------------
{
"event":"printf",
...
"t_abs":0.015905, # elapsed time in seconds
"msg":"Hello world" # optional
}
------------
== Example Trace2 API Usage