Getrusage c manual

Description. The getrusage()function provides measures of the resources used by the current process, its terminated and waited-for child processes, or the current light weight process (LWP). If the value of the whoargument is RUSAGE_SELF,information is returned about resources used by the current www.doorway.ruace Stability: Committed. getrusage() reports kernel counters that are updated only once application loses context and a switch to kernel space happens. For example on modern Linux server kernels that would mean that getrusage() calls would return information rounded at 10ms, desktop kernels - at 1ms. getrusage (3p) — Linux manual page. This manual page is part of the POSIX Programmer's Manual. The Linux implementation of this interface may differ (consult the corresponding Linux manual page for details of Linux behavior), or the interface may not be implemented on Linux. The getrusage () function shall provide measures of the resources used by the current .

GETRUSAGE (2) BSD System Calls Manual GETRUSAGE (2) NAME getrusage -- get information about resource utilization SYNOPSIS #include #define RUSAGE_SELF 0 #define RUSAGE_CHILDREN -1 int getrusage(int who, struct rusage *r _ usage); DESCRIPTION Getrusage() returns information describing the resources utilized by the current process, or all its terminated child processes. Command to display getrusagemanual in Linux: $ man 3p getrusage. PROLOG. This manual page is part of the POSIX Programmer's Manual. The Linux implementation of this interface may differ (consultthe corresponding Linux manual page for details of Linux behavior),or the interface may not be implemented on Linux. NAME. getrusage() reports kernel counters that are updated only once application loses context and a switch to kernel space happens. For example on modern Linux server kernels that would mean that getrusage() calls would return information rounded at 10ms, desktop kernels - at 1ms.

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