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Diffstat (limited to 'Examples/dappprof_example.txt')
| -rw-r--r-- | Examples/dappprof_example.txt | 71 |
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diff --git a/Examples/dappprof_example.txt b/Examples/dappprof_example.txt new file mode 100644 index 000000000000..a2c3935939c2 --- /dev/null +++ b/Examples/dappprof_example.txt @@ -0,0 +1,71 @@ +The following is a demonstration of the dappprof command, + +This is the usage for version 0.60, + + # dappprof -h + USAGE: dappprof [-cehoTU] [-u lib] { -p PID | command } + + -p PID # examine this PID + -a # print all details + -c # print syscall counts + -e # print elapsed times (us) + -o # print on cpu times + -T # print totals + -u lib # trace this library instead + -U # trace all libraries + user funcs + -b bufsize # dynamic variable buf size + eg, + dappprof df -h # run and examine "df -h" + dappprof -p 1871 # examine PID 1871 + dappprof -ap 1871 # print all data + + + +The following shows running dappprof with the "banner hello" command. +Elapsed and on-cpu times are printed (-eo), as well as counts (-c) and +totals (-T), + + # dappprof -eocT banner hello + + # # ###### # # #### + # # # # # # # + ###### ##### # # # # + # # # # # # # + # # # # # # # + # # ###### ###### ###### #### + + + CALL COUNT + __fsr 1 + main 1 + banprt 1 + banner 1 + banset 1 + convert 5 + banfil 5 + TOTAL: 15 + + CALL ELAPSED + banset 37363 + banfil 147407 + convert 149606 + banprt 423507 + banner 891088 + __fsr 1694349 + TOTAL: 3343320 + + CALL CPU + banset 7532 + convert 8805 + banfil 11092 + __fsr 15708 + banner 48696 + banprt 388853 + TOTAL: 480686 + +The above output has analysed user functions (the default). It makes it +easy to identify which function is being called the most (COUNT), which +is taking the most time (ELAPSED), and which is consuming the most CPU (CPU). +These times are totals for all the functions called. + + |