Linux displays the results of the calculation times

Linux displays the results of the calculation times

[email protected]:~$ free-cfree: option requires a parameter--cusage:free [options]options:-B,--bytes show output in bytes -K,--kilo show output in kilobytes-m,--mega show output in Megabytes-g,--giga show output            In gigabytes--tera show output in Terabytes-h,--human show human-readable output--si Use powers of the 1024-l,--lohi show detailed low and high memory statistics-o,--old use OL  d format (without-/+buffers/cache line)-T,--total Show total for RAM + swap-s N,--seconds n repeat printing Every n seconds-c N,--count n repeat printing n times, then exit--help Display this help and exit-v,--ve Rsion output version information and exitfor more details see free (1). [email protected]:~$ free--countfree:option '--count ' requires an Argumentusage:free [options]options:-B,--byte s show output in Bytes-k,--kilo show output in kilobytes-M,--mega show output in Megabytes-g,--giga show output in gigabytes--tera show output          In Terabytes-h,--human show human-readable output--si use powers of 1024-l,--lohi Show detailed low and high memory statistics-o,--old with old format (without-/+buffers/cache line)-T, --total Show total for RAM + swap-s N,--seconds n repeat printing every n seconds-c N,--count n repeat P  Rinting N times, then exit--help Display this help and exit-v,--version output version information and exitfor More details see free (1).

Linux displays the results of the calculation times