Method: LinuxStat::Sysinfo.stat

Defined in:
ext/sysinfo/sysinfo.c

.stat ⇒ Object

Some people may need this function, just keep it to not make unnecessary calls



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# File 'ext/sysinfo/sysinfo.c', line 115

VALUE sysinfoStat(VALUE obj) {
	char status = sysinfo(&info) ;
	VALUE hash = rb_hash_new() ;
	if (status < 0) return hash ;

	unsigned long long mem_unit = info.mem_unit ;
	VALUE _rb_mem_unit = ULL2NUM(mem_unit) ;

	unsigned long long _totalram = info.totalram ;
	unsigned long long _freeram = info.freeram ;
	unsigned long long _sharedram = info.sharedram ;
	unsigned long long _bufferram = info.bufferram ;
	unsigned long long _totalswap = info.totalswap ;
	unsigned long long _freeswap = info.freeswap ;
	unsigned long long _totalhigh = info.totalhigh ;
	unsigned long long _freehigh = info.freehigh ;
	unsigned long long _uptime = info.uptime ;

	long double load = 1.f / (1 << SI_LOAD_SHIFT) ;

	float l_1 = info.loads[0] * load ;
	float l_5 = info.loads[1] * load ;
	float l_15 = info.loads[2] * load ;

	VALUE loads = rb_ary_new_from_args(3,
		rb_float_new(l_1),
		rb_float_new(l_5),
		rb_float_new(l_15)
	) ;

	VALUE mul = rb_intern("*") ;

	rb_hash_aset(hash, ID2SYM(rb_intern("totalram")), rb_funcallv_public(ULL2NUM(_totalram), mul, 1, &_rb_mem_unit)) ;
	rb_hash_aset(hash, ID2SYM(rb_intern("freeram")), rb_funcallv_public(ULL2NUM(_freeram), mul, 1, &_rb_mem_unit)) ;
	rb_hash_aset(hash, ID2SYM(rb_intern("sharedram")), rb_funcallv_public(ULL2NUM(_sharedram), mul, 1, &_rb_mem_unit)) ;
	rb_hash_aset(hash, ID2SYM(rb_intern("bufferram")), rb_funcallv_public(ULL2NUM(_bufferram), mul, 1, &_rb_mem_unit)) ;
	rb_hash_aset(hash, ID2SYM(rb_intern("totalswap")), rb_funcallv_public(ULL2NUM(_totalswap), mul, 1, &_rb_mem_unit)) ;
	rb_hash_aset(hash, ID2SYM(rb_intern("freeswap")), rb_funcallv_public(ULL2NUM(_freeswap), mul, 1, &_rb_mem_unit)) ;
	rb_hash_aset(hash, ID2SYM(rb_intern("totalhigh")), rb_funcallv_public(ULL2NUM(_totalhigh), mul, 1, &_rb_mem_unit)) ;
	rb_hash_aset(hash, ID2SYM(rb_intern("freehigh")), rb_funcallv_public(ULL2NUM(_freehigh), mul, 1, &_rb_mem_unit)) ;
	rb_hash_aset(hash, ID2SYM(rb_intern("uptime")), rb_funcallv_public(ULL2NUM(_uptime), mul, 1, &_rb_mem_unit)) ;

	rb_hash_aset(hash, ID2SYM(rb_intern("loads")), loads) ;

	return hash ;
}