What do 'real', 'user' and 'sys' mean in the output of time(1)??

$ time foo real 0m0.003s user 0m0.000s sys 0m0.004s $ What do 'real', 'user' and 'sys' mean ...

What do 'real', 'user' and 'sys' mean in the output of time(1)??

$ time foo real 0m0.003s user 0m0.000s sys 0m0.004s $ What do 'real', 'user' and 'sys' mean ...

Shuffle DataFrame rows?

I have the following DataFrame: Col1 Col2 Col3 Type 0 1 2 3 1 1 4 5 6 1 .....

Shuffle DataFrame rows?

I have the following DataFrame: Col1 Col2 Col3 Type 0 1 2 3 1 1 4 5 6 1 .....

Very slow execution of php scripts on the server?

This question is related to my other question, found here. At first I tought that this is a networking problem, but...

What do 'real', 'user' and 'sys' mean in the output of time(1)??

$ time foo real 0m0.003s user 0m0.000s sys 0m0.004s $ What do 'real', 'user' and 'sys' mean ...

Execution time of C program?

I have a C program that aims to be run in parallel on several processors. I need to be able to record the execution ...

Why are 4k reads in hdd/ssd benchmarks slower than writes??

There are several benchmark tools available to test the speed of a pc drive. Here is an benchmark example of a SATA...

Is a harddisk SATA-1 with 10000 rpm faster than a SATA-2 with 7200 rpm??

I have a Western Digital Sata-1 Raptor 36 GB with 10000 rpm and a Samsung Sata-2 HD501LJ 500 GB with 7200 rpm. Whi...