| perf-timechart(1) |
| ================= |
| |
| NAME |
| ---- |
| perf-timechart - Tool to visualize total system behavior during a workload |
| |
| SYNOPSIS |
| -------- |
| [verse] |
| 'perf timechart' record <command> |
| 'perf timechart' [<options>] |
| |
| DESCRIPTION |
| ----------- |
| There are two variants of perf timechart: |
| |
| 'perf timechart record <command>' to record the system level events |
| of an arbitrary workload. |
| |
| 'perf timechart' to turn a trace into a Scalable Vector Graphics file, |
| that can be viewed with popular SVG viewers such as 'Inkscape'. |
| |
| OPTIONS |
| ------- |
| -o:: |
| --output=:: |
| Select the output file (default: output.svg) |
| -i:: |
| --input=:: |
| Select the input file (default: perf.data unless stdin is a fifo) |
| -w:: |
| --width=:: |
| Select the width of the SVG file (default: 1000) |
| -P:: |
| --power-only:: |
| Only output the CPU power section of the diagram |
| -p:: |
| --process:: |
| Select the processes to display, by name or PID |
| |
| --symfs=<directory>:: |
| Look for files with symbols relative to this directory. |
| |
| EXAMPLES |
| -------- |
| |
| $ perf timechart record git pull |
| |
| [ perf record: Woken up 13 times to write data ] |
| [ perf record: Captured and wrote 4.253 MB perf.data (~185801 samples) ] |
| |
| $ perf timechart |
| |
| Written 10.2 seconds of trace to output.svg. |
| |
| SEE ALSO |
| -------- |
| linkperf:perf-record[1] |
