Module: LinuxStat::Sysinfo

Defined in:
ext/sysinfo/sysinfo.c

Class Method Summary collapse

Class Method Details

.bufferram ⇒ Object 



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# File 'ext/sysinfo/sysinfo.c', line 34

static VALUE bufferram(VALUE obj) {
	struct sysinfo info;
	char status = sysinfo(&info);
	if (status < 0) return Qnil;

	VALUE _rb_v = ULL2NUM((unsigned long long) info.bufferram);
	VALUE _rb_mem_unit = ULL2NUM((unsigned long long) info.mem_unit);
	return rb_funcallv_public(_rb_v, rb_intern("*"), 1, &_rb_mem_unit);
}

.freehigh ⇒ Object 



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# File 'ext/sysinfo/sysinfo.c', line 74

static VALUE freehigh(VALUE obj) {
	struct sysinfo info;
	char status = sysinfo(&info);
	if (status < 0) return Qnil;

	VALUE _rb_v = ULL2NUM((unsigned long long) info.freehigh);
	VALUE _rb_mem_unit = ULL2NUM((unsigned long long) info.mem_unit);
	return rb_funcallv_public(_rb_v, rb_intern("*"), 1, &_rb_mem_unit);
}

.freeram ⇒ Object 



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# File 'ext/sysinfo/sysinfo.c', line 14

static VALUE freeram(VALUE obj) {
	struct sysinfo info;
	char status = sysinfo(&info);
	if (status < 0) return Qnil;

	VALUE _rb_v = ULL2NUM((unsigned long long) info.freeram);
	VALUE _rb_mem_unit = ULL2NUM((unsigned long long) info.mem_unit);
	return rb_funcallv_public(_rb_v, rb_intern("*"), 1, &_rb_mem_unit);
}

.freeswap ⇒ Object 



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# File 'ext/sysinfo/sysinfo.c', line 54

static VALUE freeswap(VALUE obj) {
	struct sysinfo info;
	char status = sysinfo(&info);
	if (status < 0) return Qnil;

	VALUE _rb_v = ULL2NUM((unsigned long long) info.freeswap);
	VALUE _rb_mem_unit = ULL2NUM((unsigned long long) info.mem_unit);
	return rb_funcallv_public(_rb_v, rb_intern("*"), 1, &_rb_mem_unit);
}

.loads ⇒ Object 



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# File 'ext/sysinfo/sysinfo.c', line 93

static VALUE loads(VALUE obj) {
	struct sysinfo info;
	char status = sysinfo(&info);
	if(status < 0) return rb_ary_new();

	double scale = 1.0 / (double) (1 << SI_LOAD_SHIFT);
	return rb_ary_new_from_args(
		3,
		rb_float_new(info.loads[0] * scale),
		rb_float_new(info.loads[1] * scale),
		rb_float_new(info.loads[2] * scale)
	);
}

.sharedram ⇒ Object 



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# File 'ext/sysinfo/sysinfo.c', line 24

static VALUE sharedram(VALUE obj) {
	struct sysinfo info;
	char status = sysinfo(&info);
	if (status < 0) return Qnil;

	VALUE _rb_v = ULL2NUM((unsigned long long) info.sharedram);
	VALUE _rb_mem_unit = ULL2NUM((unsigned long long) info.mem_unit);
	return rb_funcallv_public(_rb_v, rb_intern("*"), 1, &_rb_mem_unit);
}

.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 108

static VALUE sysinfoStat(VALUE obj) {
	struct sysinfo info;
	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;

	double scale = 1.0 / (double)(1 << SI_LOAD_SHIFT);
	VALUE loads = rb_ary_new_from_args(3,
		rb_float_new(info.loads[0] * scale),
		rb_float_new(info.loads[1] * scale),
		rb_float_new(info.loads[2] * scale)
	);

	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;
}

.totalhigh ⇒ Object 



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# File 'ext/sysinfo/sysinfo.c', line 64

static VALUE totalhigh(VALUE obj) {
	struct sysinfo info;
	char status = sysinfo(&info);
	if (status < 0) return Qnil;

	VALUE _rb_v = ULL2NUM((unsigned long long) info.totalhigh);
	VALUE _rb_mem_unit = ULL2NUM((unsigned long long) info.mem_unit);
	return rb_funcallv_public(_rb_v, rb_intern("*"), 1, &_rb_mem_unit);
}

.totalram ⇒ Object 



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# File 'ext/sysinfo/sysinfo.c', line 4

static VALUE totalram(VALUE obj) {
	struct sysinfo info;
	char status = sysinfo(&info);
	if (status < 0) return Qnil;

	VALUE _rb_v = ULL2NUM((unsigned long long) info.totalram);
	VALUE _rb_mem_unit = ULL2NUM((unsigned long long) info.mem_unit);
	return rb_funcallv_public(_rb_v, rb_intern("*"), 1, &_rb_mem_unit);
}

.totalswap ⇒ Object 



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# File 'ext/sysinfo/sysinfo.c', line 44

static VALUE totalswap(VALUE obj) {
	struct sysinfo info;
	char status = sysinfo(&info);
	if (status < 0) return Qnil;

	VALUE _rb_v = ULL2NUM((unsigned long long) info.totalswap);
	VALUE _rb_mem_unit = ULL2NUM((unsigned long long) info.mem_unit);
	return rb_funcallv_public(_rb_v, rb_intern("*"), 1, &_rb_mem_unit);
}

.uptime ⇒ Object 



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# File 'ext/sysinfo/sysinfo.c', line 84

static VALUE uptime(VALUE obj) {
	struct sysinfo info;
	char status = sysinfo(&info);
	if (status < 0) return Qnil;

	unsigned long long v = info.uptime;
	return ULL2NUM((unsigned long long) v);
}