projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| ebdb334b JR |
1 | lttng-view-map(1) |
| 2 | ================= | |
| 3 | :revdate: 30 Mars 2021 | |
| 4 | ||
| 5 | ||
| 6 | NAME | |
| 7 | ---- | |
| 8 | lttng-view-map - View LTTng map | |
| 9 | ||
| 10 | ||
| 11 | SYNOPSIS | |
| 12 | -------- | |
| 13 | ||
| 14 | View the content of a map: | |
| 15 | ||
| 16 | [verse] | |
| 17 | *lttng* ['linkgenoptions:(GENERAL OPTIONS)'] *view-map* [(option:--userspace | option:--kernel)] | |
| 18 | [option:--session='SESSION'] [option:--key='KEY'] 'MAP' | |
| 19 | ||
| 20 | ||
| 21 | DESCRIPTION | |
| 22 | ----------- | |
| 23 | ||
| 24 | The `lttng view-map` command is used to view the content of maps. | |
| 25 | This command prints all the key value pairs contained in this map. | |
| 26 | ||
| 27 | On LTTng-UST maps created with the `--per-pid` option, the content of the map | |
| 28 | of every running applications and the aggregated per-pid map. The aggregated | |
| 29 | per-pid map contains the per-key-value pair sum of the maps of applications | |
| 30 | that exited since the start of the session. | |
| 31 | ||
| 32 | ||
| 33 | OPTIONS | |
| 34 | ------- | |
| 35 | option:-k, option:--kernel:: | |
| 36 | View map in the Linux kernel domain. | |
| 37 | ||
| 38 | option:-u, option:--userspace:: | |
| 39 | View map in the user space domain. | |
| 40 | ||
| 41 | option:-s 'SESSION', option:--session='SESSION':: | |
| 42 | View map in the tracing session named 'SESSION' | |
| 43 | instead of the current tracing session. | |
| 44 | ||
| 45 | option:--key='KEY':: | |
| 46 | Only show entries for KEY. | |
| 47 | ||
| 48 | include::common-cmd-help-options.txt[] | |
| 49 | ||
| 50 | include::common-cmd-footer.txt[] | |
| 51 | ||
| 52 | ||
| 53 | SEE ALSO | |
| 54 | -------- | |
| 55 | man:lttng-add-map(1), | |
| 56 | man:lttng-enable-map(1), | |
| 57 | man:lttng-disable-map(1), | |
| 58 | man:lttng(1) |