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SYSINFO(3) Library Functions Manual SYSINFO(3) NAME SYSINFO - GNU interface for gathering system information SYNOPSIS #include <sys/sysinfo.h> int sysinfo(struct sysinfo *info); DESCRIPTION The sysinfo() function returns common information about the configura- tion and state of the system: struct sysinfo { long uptime; /* Seconds since boot */ unsigned long loads[3]; /* 1, 5, and 15 minute load averages */ unsigned long totalram; /* Total usable main memory size */ unsigned long freeram; /* Available memory size */ unsigned long sharedram; /* Amount of shared memory */ unsigned long bufferram; /* Memory used by buffers */ unsigned long totalswap; /* Total swap space size */ unsigned long freeswap; /* swap space still available */ unsigned short procs; /* Number of current processes */ unsigned short pad; /* leaving this for linux compatibility */ unsigned long totalhigh; /* Total high memory size */ unsigned long freehigh; /* Available high memory size */ unsigned int mem_unit; /* Memory unit size in bytes */ /* leaving this for linux compatibility */ char _f[20-2*sizeof(long)-sizeof(int)]; }; sysinfo() is a high-level GNU interface for retrieving information oth- erwise provided by sysconf(3) and sysctl(3). RETURNS 0 on success, -1 if full data cannot be collected. SEE ALSO sysconf(3), sysctl(3) STANDARDS sysinfo() is not portable, and is provided mainly as a bridge for port- ing GNU programs. AUTHOR Kostas Petrikas SYSINFO(3)
NAME | SYNOPSIS | DESCRIPTION | RETURNS | SEE ALSO | STANDARDS | AUTHOR
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