Dalun says to YSITD
root@dalun-XPS-13-9343:/var/lib/docker/volumes/test-compile/_data/pi# /usr/bin/time -v ./app PI = 3.141708 Command being timed: "./app" User time (seconds): 19.33 System time (seconds): 0.01 Percent of CPU this job got: 99% Elapsed (wall clock) time (h:mm:ss or m:ss): 0:19.44 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): 692 Average resident set size (kbytes): 0 Major (requiring I/O) page faults: 0 Minor (reclaiming a frame) page faults: 30 Voluntary context switches: 1 Involuntary context switches: 1718 Swaps: 0 File system inputs: 0 File system outputs: 0 Socket messages sent: 0 Socket messages received: 0 Signals delivered: 0 Page size (bytes): 4096 Exit status: 0 root@dalun-XPS-13-9343:/var/lib/docker/volumes/test-compile/_data/pi# /usr/bin/time -v ./app PI = 3.141708 Command being timed: "./app" User time (seconds): 22.41 System time (seconds): 0.01 Percent of CPU this job got: 99% Elapsed (wall clock) time (h:mm:ss or m:ss): 0:22.48 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): 696 Average resident set size (kbytes): 0 Major (requiring I/O) page faults: 0 Minor (reclaiming a frame) page faults: 31 Voluntary context switches: 1 Involuntary context switches: 1149 Swaps: 0 File system inputs: 0 File system outputs: 0 Socket messages sent: 0 Socket messages received: 0 Signals delivered: 0 Page size (bytes): 4096 Exit status: 0