Você poderia simplesmente fazer time command
, isso lhe dará algo assim:
$ time sleep 3
real 0m3.001s
user 0m0.000s
sys 0m0.000s
Se você precisar de mais resultados, use /usr/bin/time -v
:
$ /usr/bin/time -v sleep 3
Command being timed: "sleep 3"
User time (seconds): 0.00
System time (seconds): 0.00
Percent of CPU this job got: 0%
Elapsed (wall clock) time (h:mm:ss or m:ss): 0:03.01
Average shared text size (kbytes): 0
Average unshared data size (kbytes): 0
Average stack size (kbytes): 0
Average total size (kbytes): 0
Maximum resident set size (kbytes): 2192
Average resident set size (kbytes): 0
Major (requiring I/O) page faults: 1
Minor (reclaiming a frame) page faults: 181
Voluntary context switches: 3
Involuntary context switches: 1
Swaps: 0
File system inputs: 16
File system outputs: 0
Socket messages sent: 0
Socket messages received: 0
Signals delivered: 0
Page size (bytes): 4096
Exit status: 0