Dev Reference

type	min	max	bytes	digits
int8	-128	127	1 byte	3 digits
int16	-32768	32767	2 bytes	5 digits
int32	-2147483648	2147483647	4 bytes	10 digits
int64	-9223372036854775808	9223372036854775807	8 bytes	19 digits
uint8	0	255	1 byte	3 digits
uint16	0	65535	2 bytes	5 digits
uint32	0	4294967295	4 bytes	10 digits
uint64	0	18446744073709551615	8 bytes	20 digits
js number	-9007199254740991	9007199254740991	8 bytes	16 digits
int128	-170141183460469231731687303715884105728	170141183460469231731687303715884105727	16 bytes	39 digits
uint128	0	340282366841710300949128831971969468211455	16 bytes	39 digits

// max uint128
console.log(2n ** 128n);

Availability %	Downtime per year	Downtime per month (30 days)	Downtime per week	notes
90%	36.5 days	72 hours	16.8 hours	1个9
95%	18.25 days	36 hours	8.4 hours
97%	10.96 days	21.6 hours	5.04 hours
98%	7.30 days	14.4 hours	3.36 hours
99%	3.65 days	7.20 hours	1.68 hours	2个9
99.50%	1.83 days	3.60 hours	50.4 minutes
99.80%	17.52 hours	86.23 minutes	20.16 minutes
99.9%	8.76 hours	43.2 minutes	10.1 minutes	3个9
99.95%	4.38 hours	21.56 minutes	5.04 minutes
99.99%	52.56 minutes	4.32 minutes	1.01 minutes	4个9
99.999%	5.26 minutes	25.9 seconds	6.05 seconds	5个9
99.9999%	31.5 seconds	2.59 seconds	0.605 seconds	6个9