* everything that starts with '*' in this document is a comment * output fields * wall t wall time to complete the command (real time) * cpu t cpu time to complete the command (system + user time) * w. MB/s (uncompressed size - compressed size) / wall time * c. MB/s (uncompressed size - compressed size) / cpu time * mem MB RAM used - proportional set size (PSS) of the process * ratio compressed size / uncompressed size * stdev standard deviation of all wall time measurements * list of commands benchmarked; first number is the id from the last table 0 : lzop -1 -c __inFile__ > __outFile__ 1 : lzop -3 -c __inFile__ > __outFile__ 2 : lzop -7 -c __inFile__ > __outFile__ 3 : lzop -8 -c __inFile__ > __outFile__ 4 : lzop -9 -c __inFile__ > __outFile__ * results table - only most significant columns; id replaced by commands with arguments * compression * decompression command | wall t w. MB/s mem MB ratio | wall t mem MB * results sorted by id ---------------------------+-----------------------------------+------------------ lzop -1 | 22.2 240.2 1.1 55.2% | 13.4 0.6 lzop -3 | 22.5 237.3 1.0 55.0% | 13.3 0.6 lzop -7 | 375.8 15.8 1.3 50.0% | 15.3 0.6 lzop -8 | 831.1 7.2 1.3 49.9% | 15.1 0.6 lzop -9 | 1032.3 5.8 1.3 49.9% | 15.1 0.6 * results sorted by 'w. MB/s' ---------------------------+-----------------------------------+------------------ lzop -1 | 22.2 240.2 1.1 55.2% | 13.4 0.6 lzop -3 | 22.5 237.3 1.0 55.0% | 13.3 0.6 lzop -7 | 375.8 15.8 1.3 50.0% | 15.3 0.6 lzop -8 | 831.1 7.2 1.3 49.9% | 15.1 0.6 lzop -9 | 1032.3 5.8 1.3 49.9% | 15.1 0.6 * results sorted by ratio ---------------------------+-----------------------------------+------------------ lzop -9 | 1032.3 5.8 1.3 49.9% | 15.1 0.6 lzop -8 | 831.1 7.2 1.3 49.9% | 15.1 0.6 lzop -7 | 375.8 15.8 1.3 50.0% | 15.3 0.6 lzop -3 | 22.5 237.3 1.0 55.0% | 13.3 0.6 lzop -1 | 22.2 240.2 1.1 55.2% | 13.4 0.6 * full results table - all columns * compression * decompression * results sorted by id id | wall t cpu t w. MB/s c. MB/s mem MB ratio | wall t cpu t w. MB/s c. MB/s mem MB | stdev ---+-----------------------------------------------------+---------------------------------------------+------- 0 | 22.2 14.6 240.2 364.1 1.1 55.2% | 13.4 13.4 396.7 396.8 0.6 | 0.0% 1 | 22.5 15.0 237.3 356.7 1.0 55.0% | 13.3 13.3 401.2 401.3 0.6 | 0.0% 2 | 375.8 366.6 15.8 16.2 1.3 50.0% | 15.3 15.3 388.0 388.2 0.6 | 0.0% 3 | 831.1 821.4 7.2 7.2 1.3 49.9% | 15.1 15.1 394.7 394.8 0.6 | 0.0% 4 | 1032.3 1023.3 5.8 5.8 1.3 49.9% | 15.1 15.1 395.3 395.4 0.6 | 0.0% * results sorted by 'w. MB/s' ---+-----------------------------------------------------+---------------------------------------------+------- 0 | 22.2 14.6 240.2 364.1 1.1 55.2% | 13.4 13.4 396.7 396.8 0.6 | 0.0% 1 | 22.5 15.0 237.3 356.7 1.0 55.0% | 13.3 13.3 401.2 401.3 0.6 | 0.0% 2 | 375.8 366.6 15.8 16.2 1.3 50.0% | 15.3 15.3 388.0 388.2 0.6 | 0.0% 3 | 831.1 821.4 7.2 7.2 1.3 49.9% | 15.1 15.1 394.7 394.8 0.6 | 0.0% 4 | 1032.3 1023.3 5.8 5.8 1.3 49.9% | 15.1 15.1 395.3 395.4 0.6 | 0.0% * results sorted by ratio ---+-----------------------------------------------------+---------------------------------------------+------- 4 | 1032.3 1023.3 5.8 5.8 1.3 49.9% | 15.1 15.1 395.3 395.4 0.6 | 0.0% 3 | 831.1 821.4 7.2 7.2 1.3 49.9% | 15.1 15.1 394.7 394.8 0.6 | 0.0% 2 | 375.8 366.6 15.8 16.2 1.3 50.0% | 15.3 15.3 388.0 388.2 0.6 | 0.0% 1 | 22.5 15.0 237.3 356.7 1.0 55.0% | 13.3 13.3 401.2 401.3 0.6 | 0.0% 0 | 22.2 14.6 240.2 364.1 1.1 55.2% | 13.4 13.4 396.7 396.8 0.6 | 0.0%