output from running two images simultaneously [reported by dtime()] CPU seconds spent in IPOPT and function evaluations = 157.7000024 [reported by /usr/bin/time -v ] Command being timed: "./ipopt robot_2000.nl" User time (seconds): 159.81 System time (seconds): 0.50 Percent of CPU this job got: 99% Elapsed (wall clock) time (h:mm:ss or m:ss): 2:40.41 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): 0 Average resident set size (kbytes): 0 Major (requiring I/O) page faults: 293 Minor (reclaiming a frame) page faults: 23352 Voluntary context switches: 0 Involuntary context switches: 0 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